EDCS Reference Manual
EDCS Attribute Dictionary - Concepts whose labels begin with the letter L

EDCS Attribute Label: LADDER_PRESENT

EDCS Attribute Symbolic Constant: EAC_LADDER_PRESENT

EDCS Attribute Code: 533

Definition:
An indication that a fixed or moveable ladder is present within or on an <OBJECT>.

EDCS Attribute Value Data Type: BOOLEAN

EDCS Group Labels: ABSTRACT_OBJECT

Reference Type: n/a

Reference: none

Supplemental References: none


EDCS Attribute Label: LAMBERT_LAW_CONSTANT

EDCS Attribute Symbolic Constant: EAC_LAMBERT_LAW_CONSTANT

EDCS Attribute Code: 534

Definition:
The parameter used in the Lambert Law equation for calculating <WATERBODY_FLOOR> acoustic scattering; the Lambert Law constant.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: PURE_NUMBER

EDCS Group Labels: ACOUSTIC_PHENOMENON, WATERBODY_FLOOR

Reference Type: n/a

Reference: none

Supplemental References: [PUWS]


EDCS Attribute Label: LAND_ROUTE_SLOPE_SEGMENT_LENGTH

EDCS Attribute Symbolic Constant: EAC_LAND_ROUTE_SLOPE_SEGMENT_LENGTH

EDCS Attribute Code: 535

Definition:
The length of a <LAND_TRANSPORTATION_ROUTE> segment having a slope (rise/run) greater than 0,07 for a <ROAD>, or greater than 0,03 for a <RAILWAY>.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: LENGTH

EDCS Group Labels: DIMENSION, LAND_TRNSP, TRNSP

Reference Type: IR

Reference: [FACC, Annex B: LOG]

Supplemental References: none


EDCS Attribute Label: LAND_ROUTE_TYPE

EDCS Attribute Symbolic Constant: EAC_LAND_ROUTE_TYPE

EDCS Attribute Code: 536

Definition:
The type of a <LAND_TRANSPORTATION_ROUTE>.

EDCS Attribute Value Data Type: ENUMERATION

Code Label Symbolic constant Definition Reference type Reference Supplemental references
1 TRAIL EEC_LDRTETY_TRAIL A one-lane, dry-weather, unimproved, loose-surfaced <ROAD> intended for low-density traffic; has a minimum <<WIDTH>> of <ROUTE_LANE>s of 2,62 metres (approximately 8 feet) with no large obstacles (boulders, <LOG>s, stumps) and includes gravel- and dirt-surfaced <ROAD>s; a trail. There is no guarantee that the legal maximum gross <GROUND_VEHICLE> weight/gross combined weight for the country or state is assured for all <BRIDGE>s. IR [COSAM]  
2 SECONDARY_ROAD EEC_LDRTETY_SECONDARY_ROAD An all-weather <ROAD> with a minimum of two <ROUTE_LANE>s maintained with a hard or loose surface (paved, crushed <ROCK>, gravel) and intended for medium-weight, low-density traffic; has a minimum <<WIDTH>> <ROUTE_LANE>s of approximately 2,62 metres (approximately 8 feet) and no guarantee that the legal maximum gross <GROUND_VEHICLE> weight/gross combined weight for the country or state is assured for all <BRIDGE>s; a secondary road. IR [COSAM]  
3 PRIMARY_ROAD EEC_LDRTETY_PRIMARY_ROAD A <ROAD> with two or more <ROUTE_LANE>s consisting of an all-weather hard surface with good driving visibility used for heavy and high-density traffic; has a minimum <<WIDTH>> of <ROUTE_LANE>s of 2,9 metres (approximately 9 feet) with the legal maximum gross <GROUND_VEHICLE> weight/gross combined weight for the country or state assured for all <BRIDGE>s; a primary road. IR [COSAM]  
4 SUPER_HIGHWAY EEC_LDRTETY_SUPER_HIGHWAY A highway with four or more <ROUTE_LANE>s comprised of all-weather primary <ROAD>s used for heavy and high-density traffic and usually with a limited access to/from other <ROAD>s; has a minimum <<WIDTH>> of <ROUTE_LANE>s of 2,9 metres (approximately 9 feet) with the maximum gross <GROUND_VEHICLE> weight/gross combined weight for the country or state assured for all <BRIDGE>s; a super highway. Slopes on super highways do not typically exceed 7 percent (rise/run), and curves are designed with superelevations to accommodate <GROUND_VEHICLE> speeds of 80 kilometres per hour or more. IR [COSAM]  

EDCS Group Labels: LAND_TRNSP, TRNSP

Reference Type: IR

Reference: [COSAM]

Supplemental References: none


EDCS Attribute Label: LAND_ROUTE_USABLE_WEATHER_TYPE

EDCS Attribute Symbolic Constant: EAC_LAND_ROUTE_USABLE_WEATHER_TYPE

EDCS Attribute Code: 537

Definition:
The type of weather conditions under which a <LAND_TRANSPORTATION_ROUTE> is usable.

EDCS Attribute Value Data Type: ENUMERATION

Code Label Symbolic constant Definition Reference type Reference Supplemental references
1 ALL EEC_LDRTEUSBLWXTY_ALL All-weather. IR [FACC, Annex B, WTC:1]  
2 ALL_LIMITED_TRAFFIC EEC_LDRTEUSBLWXTY_ALL_LIMITED_TRAFFIC <<<ALL>>>, however may have limited traffic due to weather. IR [FACC, Annex B, WTC:4]  
3 FAIR_AND_DRY_ONLY EEC_LDRTEUSBLWXTY_FAIR_AND_DRY_ONLY Under fair and dry conditions only. IR [FACC, Annex B, WTC:2]  
4 WINTER_ONLY EEC_LDRTEUSBLWXTY_WINTER_ONLY Under winter conditions only. IR [FACC, Annex B, WTC:3]  

EDCS Group Labels: ATMOSPHERE, LAND_TRNSP, TRNSP

Reference Type: IR

Reference: [FACC, Annex B: WTC]

Supplemental References: none


EDCS Attribute Label: LAND_TRANSPORTATION_ROUTE_SURFACE_TYPE

EDCS Attribute Symbolic Constant: EAC_LAND_TRANSPORTATION_ROUTE_SURFACE_TYPE

EDCS Attribute Code: 538

Definition:
The composition of the <SURFACE> of a <LAND_TRANSPORTATION_ROUTE>.

EDCS Attribute Value Data Type: ENUMERATION

Code Label Symbolic constant Definition Reference type Reference Supplemental references
1 ASPHALT EEC_LDTRNSPRTESRF_ASPHALT Asphalt, asphaltic concrete, tar macadam, or bitumen bound macadam (including any of these types with concrete ends). IR [FACC, Annex B, SMC:5]  
2 BITUMINOUS EEC_LDTRNSPRTESRF_BITUMINOUS Bituminous, tar or <<<ASPHALT>>> mixed in place, oiled. IR [FACC, Annex B, SMC:253]  
3 BRICK EEC_LDTRNSPRTESRF_BRICK Brick. n/a   [SOED, "brick", 1]
4 CLAY EEC_LDTRNSPRTESRF_CLAY Clay. n/a   [SOED, "clay", 1]
5 COMPOSITE_ge_50_PCT_PERMANENT EEC_LDTRNSPRTESRF_COMPOSITE_ge_50_PCT_PERMANENT Composite with 50 percent or more of the <SURFACE> permanent. n/a    
6 COMPOSITE_lt_50_PCT_PERMANENT EEC_LDTRNSPRTESRF_COMPOSITE_lt_50_PCT_PERMANENT Composite with less than 50 percent of the <SURFACE> permanent. n/a    
7 CONCRETE EEC_LDTRNSPRTESRF_CONCRETE Concrete. n/a   [SOED, "concrete", 1]
8 CORAL EEC_LDTRNSPRTESRF_CORAL <CORAL>. n/a    
9 CORDUROY EEC_LDTRNSPRTESRF_CORDUROY Corduroy. IR [FACC, Annex B, RST:4] [SOED, "corduroy", 3]
10 GRADED_SOIL EEC_LDTRNSPRTESRF_GRADED_SOIL Graded <SOIL>, rolled <SOIL>, or <GRASS> on graded <SOIL>. IR [FACC, Annex B, SMC:255]  
11 GRAVEL EEC_LDTRNSPRTESRF_GRAVEL Gravel. n/a   [SOED, "gravel", 2]
12 HARD EEC_LDTRNSPRTESRF_HARD Hard or paved. IR [FACC, Annex B, RST:1]  
13 ICE EEC_LDTRNSPRTESRF_ICE <ICE>. n/a    
14 LATERITE EEC_LDTRNSPRTESRF_LATERITE Laterite. n/a   [SOED, "laterite"]
15 LOOSE EEC_LDTRNSPRTESRF_LOOSE Loose or light. IR [FACC, Annex B, RST:3]  
16 MACADAM EEC_LDTRNSPRTESRF_MACADAM Macadam. n/a   [SOED, "macadam", 2]
17 MEMBRANE EEC_LDTRNSPRTESRF_MEMBRANE Fibre <MATERIAL>, coated by a water-repellent <MATERIAL> (for example: plastic); membrane. IR [FACC, Annex B, SMC:260]  
18 MIXED_IN_PLACE EEC_LDTRNSPRTESRF_MIXED_IN_PLACE Aggregate that has been mixed in place using non-bituminous binders (for example: Portland cement). IR [FACC, Annex B, SMC:261]  
19 MIXED_CONCRETE_ASPHALT EEC_LDTRNSPRTESRF_MIXED_CONCRETE_ASPHALT Part <<<CONCRETE>>>, part <<<ASPHALT>>>, or part bitumen-bound <<<MACADAM>>>. n/a    
20 NATURAL EEC_LDTRNSPRTESRF_NATURAL Unimproved travel way; natural. IR [FACC, Annex B, RST:6]  
21 PERMANENT EEC_LDTRNSPRTESRF_PERMANENT Built for permanent use. IR [FACC, Annex B, RST:7]  
22 SAND EEC_LDTRNSPRTESRF_SAND <SAND>; graded, rolled or oiled. IR [FACC, Annex B, SMC:263]  
23 SNOW EEC_LDTRNSPRTESRF_SNOW <SNOW_GROUND_COVER>. n/a    
24 SOD EEC_LDTRNSPRTESRF_SOD <GRASS> or soft sod. IR [FACC, Annex B, RST:5]  
25 STEEL_GRATING EEC_LDTRNSPRTESRF_STEEL_GRATING Constructed of steel gratings, grills or networks of bars. n/a    
26 STEEL_PLANKING EEC_LDTRNSPRTESRF_STEEL_PLANKING Pieced steel plankings fitted side-to-side to form a ribbed continuous <SURFACE>. n/a    
27 TEMPORARY EEC_LDTRNSPRTESRF_TEMPORARY Built for temporary use. IR [FACC, Annex B, RST:8]  
28 UNGRADED EEC_LDTRNSPRTESRF_UNGRADED <GRASS> or <SOIL>, not graded or rolled. n/a    
29 UNPAVED EEC_LDTRNSPRTESRF_UNPAVED Loose or unpaved. IR [FACC, Annex B, RST:2]  
30 WOOD EEC_LDTRNSPRTESRF_WOOD Constructed of wood, often in the form of <LOG>s. n/a    

EDCS Group Labels: LAND_TRNSP, MATERIAL, SURFACE_MATERIAL, TRNSP

Reference Type: IR

Reference: [FACC, Annex B: RST]

Supplemental References: none


EDCS Attribute Label: LAND_TRNSP_MEDIAN_PRESENT

EDCS Attribute Symbolic Constant: EAC_LAND_TRNSP_MEDIAN_PRESENT

EDCS Attribute Code: 539

Definition:
An indication that a median divider is present between multiple <ROUTE_LANE>s or tracks in a <LAND_TRANSPORTATION_ROUTE>.

EDCS Attribute Value Data Type: BOOLEAN

EDCS Group Labels: LAND_TRNSP, TRNSP

Reference Type: n/a

Reference: none

Supplemental References: none


EDCS Attribute Label: LAND_TRNSP_MEDIAN_WIDTH

EDCS Attribute Symbolic Constant: EAC_LAND_TRNSP_MEDIAN_WIDTH

EDCS Attribute Code: 540

Definition:
The <<WIDTH>> of the divider between multiple <ROUTE_LANE>s or tracks in a <LAND_TRANSPORTATION_ROUTE>.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: LENGTH

EDCS Group Labels: DIMENSION, LAND_TRNSP, TRNSP

Reference Type: n/a

Reference: none

Supplemental References: none


EDCS Attribute Label: LANDING_CRAFT_TYPE

EDCS Attribute Symbolic Constant: EAC_LANDING_CRAFT_TYPE

EDCS Attribute Code: 541

Definition:
The type of a <LANDING_CRAFT>.

EDCS Attribute Value Data Type: ENUMERATION

Code Label Symbolic constant Definition Reference type Reference Supplemental references
1 ASSAULT EEC_LNDGCRFTTY_ASSAULT Designed for assault landing operations. IR [WNT, United States, United States ship designations, Other combatants, Patrol boats and landing craft]  
2 ASSAULT_CARGO EEC_LNDGCRFTTY_ASSAULT_CARGO Designed for carrying <CARGO> in support of assault landing operations. IR [WNT, United States, United States ship designations, Other combatants, Patrol boats and landing craft]  
3 DOCK_LANDING EEC_LNDGCRFTTY_DOCK_LANDING Designed to convey portable <DOCK>s, <EQUIPMENT>, and <VEHICLE>s from <SEA> to <SHORE>. IR [WNT, United States, United States ship designations, Other combatants, Patrol boats and landing craft]  
4 LCAC EEC_LNDGCRFTTY_LCAC Designed for transporting, <SEA> to <SHORE> and across the <BEACH>, <PERSONNEL>, <WEAPON>s, <EQUIPMENT>, and <CARGO> at high speed; LCAC. IR [WNT, United States, United States ship designations, Other combatants, Patrol boats and landing craft]  
5 TANK_LANDING EEC_LNDGCRFTTY_TANK_LANDING Designed to transport <ARMOURED_TRACKED_FIGHTING_VEHICLE>s to <SHORE>; tank landing. IR [WNT, United States, United States ship designations, Other combatants, Patrol boats and landing craft]  

EDCS Group Labels: HYDROGRAPHIC_TRNSP, TRNSP, VEHICLE

Reference Type: n/a

Reference: none

Supplemental References: none


EDCS Attribute Label: LANDING_DISTANCE_AVAILABLE

EDCS Attribute Symbolic Constant: EAC_LANDING_DISTANCE_AVAILABLE

EDCS Attribute Code: 542

Definition:
The <<LENGTH>> of a <RUNWAY> that is declared available and suitable for the ground run of an <AIRCRAFT> landing; the landing distance available.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: LENGTH

EDCS Group Labels: AIR_TRNSP, DIMENSION, TRNSP

Reference Type: PR

Reference: [DAFIF, Sec. 201.B.37, "Landing Distance Available"]

Supplemental References: none


EDCS Attribute Label: LANDING_LIGHT_INTENSITY

EDCS Attribute Symbolic Constant: EAC_LANDING_LIGHT_INTENSITY

EDCS Attribute Code: 543

Definition:
A number between 0 and 1 inclusive representing the linearly-scaled fractional intensity of external <LIGHTING> on an <AIRCRAFT> that is used to illuminate the <LAND> during landing procedures. Zero means unlit and one means maximum intensity.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: PURE_NUMBER

EDCS Group Labels: AIR_TRNSP, RATE_OR_RATIO, TRNSP, VEHICLE

Reference Type: IR

Reference: [EBEV, 4.3.1.2, Bit: 12 (Landing Lights)]

Supplemental References: none


EDCS Attribute Label: LANE_COUNT

EDCS Attribute Symbolic Constant: EAC_LANE_COUNT

EDCS Attribute Code: 544

Definition:
The number of <ROUTE_LANE>s in a <TRANSPORTATION_ROUTE>; the lane count.

EDCS Attribute Value Data Type: COUNT

EDCS Group Labels: TRNSP

Reference Type: n/a

Reference: none

Supplemental References: none


EDCS Attribute Label: LANE_MARKING_TYPE

EDCS Attribute Symbolic Constant: EAC_LANE_MARKING_TYPE

EDCS Attribute Code: 545

Definition:
The type of lane marking on a <ROAD> or <RUNWAY>.

EDCS Attribute Value Data Type: ENUMERATION

Code Label Symbolic constant Definition Reference type Reference Supplemental references
1 CENTRE_DASH EEC_LANEMKTY_CENTRE_DASH Centre-line consisting of a single dashed line. n/a    
2 CENTRE_SOLID EEC_LANEMKTY_CENTRE_SOLID Centre-line consisting of a single continuous line. n/a    
3 SIDES_SOLID EEC_LANEMKTY_SIDES_SOLID Sidelines consisting of a single continuous <LINE> each. n/a    
4 SIDES_SOLID_CTR_DASH EEC_LANEMKTY_SIDES_SOLID_CTR_DASH <<<SIDES_SOLID>>>, plus a <<<CENTRE_DASH>>>. n/a    
5 SIDES_SOLID_CTR_SOLID EEC_LANEMKTY_SIDES_SOLID_CTR_SOLID <<<SIDES_SOLID>>>, plus a <<<CENTRE_SOLID>>>. n/a    

EDCS Group Labels: AIR_TRNSP, LAND_TRNSP, TRNSP

Reference Type: n/a

Reference: none

Supplemental References: none


EDCS Attribute Label: LARGE_SCALE_PRECIPITATION

EDCS Attribute Symbolic Constant: EAC_LARGE_SCALE_PRECIPITATION

EDCS Attribute Code: 546

Definition:
The component of <<ACCUM_PRECIP_DENSITY>> caused by a non-convective meteorological phenomenon in a mesoscale or larger <REGION>; the large scale precipitation.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: SURFACE_DENSITY

EDCS Group Labels: ATMOSPHERE, RATE_OR_RATIO

Reference Type: IR

Reference: [GMET]

Supplemental References: none


EDCS Attribute Label: LARGE_TANKER_DENSITY

EDCS Attribute Symbolic Constant: EAC_LARGE_TANKER_DENSITY

EDCS Attribute Code: 547

Definition:
The areal density of large tanker <WATER_SURFACE_VESSEL>s (dead weight greater than 159 000 kilograms (approximately 175 000 tons) and less than or equal to 318 000 kilograms (approximately 350 000 tons); <<LENGTH>> of approximately 300 to 325 metres) in a <WATERBODY_SURFACE_REGION>.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: AREAL_ENTITY_DENSITY

EDCS Group Labels: HYDROGRAPHIC_INDUSTRY, HYDROGRAPHIC_TRNSP, INDUSTRY, RATE_OR_RATIO, TRNSP, VEHICLE

Reference Type: IR

Reference: [OAML, Historical Temporal Shipping Database]

Supplemental References: none


EDCS Attribute Label: LATENT_HEAT_FLUX

EDCS Attribute Symbolic Constant: EAC_LATENT_HEAT_FLUX

EDCS Attribute Code: 548

Definition:
The rate of heat flow per unit <<MASS>> for a <SYSTEM> in a reversible, isobaric-isothermic change of phase; the latent heat flux.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: IRRADIANCE

EDCS Group Labels: RATE_OR_RATIO, TEMPERATURE

Reference Type: IR

Reference: [GMET]

Supplemental References: none


EDCS Attribute Label: LATENT_HEAT_FUSION

EDCS Attribute Symbolic Constant: EAC_LATENT_HEAT_FUSION

EDCS Attribute Code: 549

Definition:
The amount of energy per unit <<MASS>> of an <OBJECT> required to change its <<PHYSICAL_STATE>> from solid to liquid; the latent heat of fusion.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: SPECIFIC_ENERGY

EDCS Group Labels: ABSTRACT_OBJECT, FLUID_CONDITION, TEMPERATURE

Reference Type: IR

Reference: [GMET, "latent heat (fusion)"]

Supplemental References: none


EDCS Attribute Label: LATENT_HEAT_SUBLIMATION

EDCS Attribute Symbolic Constant: EAC_LATENT_HEAT_SUBLIMATION

EDCS Attribute Code: 550

Definition:
The amount of energy per unit <<MASS>> of an <OBJECT> required to change its <<PHYSICAL_STATE>> from solid to gas; the latent heat of sublimation.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: SPECIFIC_ENERGY

EDCS Group Labels: ABSTRACT_OBJECT, FLUID_CONDITION, TEMPERATURE

Reference Type: IR

Reference: [GMET, "latent heat (sublimation)"]

Supplemental References: none


EDCS Attribute Label: LATENT_HEAT_VAPOURIZATION

EDCS Attribute Symbolic Constant: EAC_LATENT_HEAT_VAPOURIZATION

EDCS Attribute Code: 551

Definition:
The amount of energy per unit <<MASS>> of an <OBJECT> required to change its <<PHYSICAL_STATE>> from liquid to gas; the latent heat of vapourization.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: SPECIFIC_ENERGY

EDCS Group Labels: ABSTRACT_OBJECT, FLUID_CONDITION, TEMPERATURE

Reference Type: IR

Reference: [GMET, "latent heat (vaporization)"]

Supplemental References: none


EDCS Attribute Label: LEAF_AREA_INDEX

EDCS Attribute Symbolic Constant: EAC_LEAF_AREA_INDEX

EDCS Attribute Code: 552

Definition:
The single sided leaf area (projected) per unit <<AREA>> of <LAND>.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: PURE_NUMBER

EDCS Group Labels: LIVING_ORGANISM, PLANT, RATE_OR_RATIO

Reference Type: IR

Reference: [ESRT]

Supplemental References: none


EDCS Attribute Label: LEFT_ABOVE_BANK_ANGLE

EDCS Attribute Symbolic Constant: EAC_LEFT_ABOVE_BANK_ANGLE

EDCS Attribute Code: 553

Definition:
The angle from the horizontal plane to the portion above the mean level of the <WATERBODY_SURFACE> of the left <WATERBODY_BANK> (facing downstream) of a <WATERCOURSE>.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: PLANE_ANGLE

EDCS Group Labels: ANGULAR_MEASURE

Reference Type: IR

Reference: [FACC, Annex B: BGL]

Supplemental References: none


EDCS Attribute Label: LEFT_ABOVE_BANK_SLOPE

EDCS Attribute Symbolic Constant: EAC_LEFT_ABOVE_BANK_SLOPE

EDCS Attribute Code: 554

Definition:
The <<TERRAIN_SLOPE>> of the portion above the mean level of the <WATERBODY_SURFACE> of the left <WATERBODY_BANK> (facing downstream) of a <WATERCOURSE>.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: PURE_NUMBER

EDCS Group Labels: RATE_OR_RATIO

Reference Type: IR

Reference: [FACC, Annex B: BGL]

Supplemental References: none


EDCS Attribute Label: LEFT_BANK_HEIGHT

EDCS Attribute Symbolic Constant: EAC_LEFT_BANK_HEIGHT

EDCS Attribute Code: 555

Definition:
The <<HEIGHT>> of the left <WATERBODY_BANK> (facing downstream) of a <WATERCOURSE> measured from the mean level of the <WATER> to the first break in <<TERRAIN_SLOPE>> above the mean level of the <WATER>.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: LENGTH

EDCS Group Labels: DIMENSION

Reference Type: IR

Reference: [FACC, Annex B: BHL]

Supplemental References: none


EDCS Attribute Label: LEFT_BANK_SLOPE

EDCS Attribute Symbolic Constant: EAC_LEFT_BANK_SLOPE

EDCS Attribute Code: 556

Definition:
The <<TERRAIN_SLOPE>> of the left <WATERBODY_BANK> (facing downstream) of a <WATERCOURSE> measured from the mean level of the <WATER> to the first accessible break in slope above the mean level of the <WATER>.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: PURE_NUMBER

EDCS Group Labels: RATE_OR_RATIO

Reference Type: IR

Reference: [FACC, Annex B: SL1 and SL2]

Supplemental References: none


EDCS Attribute Label: LEFT_BANK_SOIL_CONE_INDEX

EDCS Attribute Symbolic Constant: EAC_LEFT_BANK_SOIL_CONE_INDEX

EDCS Attribute Code: 557

Definition:
The <<SOIL_CONE_INDEX>> of a left <WATERBODY_BANK>.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: PRESSURE

EDCS Group Labels: MATERIAL, PHYSIOGRAPHY, SURFACE_MATERIAL

Reference Type: n/a

Reference: none

Supplemental References: none


EDCS Attribute Label: LEFT_BANK_VEGETATION_DENSITY

EDCS Attribute Symbolic Constant: EAC_LEFT_BANK_VEGETATION_DENSITY

EDCS Attribute Code: 558

Definition:
A number between 0 and 1 inclusive representing the linearly-scaled fractional density of <VEGETATION> found on the left <WATERBODY_BANK> (facing downstream) of a <WATERCOURSE> as a linearly-scaled fraction of bank <<AREA>>.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: PURE_NUMBER

EDCS Group Labels: LIVING_ORGANISM, PLANT, RATE_OR_RATIO

Reference Type: IR

Reference: [FACC, Annex B: BVL]

Supplemental References: none


EDCS Attribute Label: LEFT_BELOW_BANK_ANGLE

EDCS Attribute Symbolic Constant: EAC_LEFT_BELOW_BANK_ANGLE

EDCS Attribute Code: 559

Definition:
The angle from the horizontal plane to the portion below the mean level of the <WATERBODY_SURFACE> of the left <WATERBODY_BANK> (facing downstream) of a <WATERCOURSE>, below the mean level of the <WATER>.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: PLANE_ANGLE

EDCS Group Labels: ANGULAR_MEASURE

Reference Type: IR

Reference: [FACC, Annex B: BWL]

Supplemental References: none


EDCS Attribute Label: LEFT_BELOW_BANK_SLOPE

EDCS Attribute Symbolic Constant: EAC_LEFT_BELOW_BANK_SLOPE

EDCS Attribute Code: 560

Definition:
The <<TERRAIN_SLOPE>> of the portion below the mean level of the <WATERBODY_SURFACE> of the left <WATERBODY_BANK> (facing downstream) of a <WATERCOURSE>.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: PURE_NUMBER

EDCS Group Labels: RATE_OR_RATIO

Reference Type: IR

Reference: [FACC, Annex B: BWL]

Supplemental References: none


EDCS Attribute Label: LEFT_TERRAIN_BANK_SLOPE

EDCS Attribute Symbolic Constant: EAC_LEFT_TERRAIN_BANK_SLOPE

EDCS Attribute Code: 561

Definition:
The <<TERRAIN_SLOPE>> of the left bank of a <TERRAIN_SURFACE_OBJECT> (for example: a <TERRAIN_CUT> and/or an <EMBANKMENT>).

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: PURE_NUMBER

EDCS Group Labels: PHYSIOGRAPHY, RATE_OR_RATIO

Reference Type: n/a

Reference: none

Supplemental References: none


EDCS Attribute Label: LENGTH

EDCS Attribute Symbolic Constant: EAC_LENGTH

EDCS Attribute Code: 562

Definition:
The length measured in the horizontal plane of the longer of two orthogonal linear axes of an <OBJECT>; the length. For a square <OBJECT>, either axis may be measured. For a round <OBJECT>, the <<OUTSIDE_DIAMETER>> is measured. For a <BRIDGE>, the distance between the <BRIDGE_PIER>s is measured.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: LENGTH

EDCS Group Labels: ABSTRACT_OBJECT, DIMENSION

Reference Type: IR

Reference: [FACC, Annex B: LEF]

Supplemental References: none


EDCS Attribute Label: LF_ACOUSTIC_SCTR_LAYER_BOTTOM_DEPTH

EDCS Attribute Symbolic Constant: EAC_LF_ACOUSTIC_SCTR_LAYER_BOTTOM_DEPTH

EDCS Attribute Code: 563

Definition:
The <<DEPTH_BELOW_WATERBODY_SURFACE>> of the lower (bottom) <BOUNDARY> of a low frequency scattering layer.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: LENGTH

EDCS Group Labels: DEMARCATION, LOCATION, WATERBODY_STATE

Reference Type: IR

Reference: [OAML, Volume Scattering Strength Database]

Supplemental References: none


EDCS Attribute Label: LF_ACOUSTIC_SCTR_LAYER_TOP_DEPTH

EDCS Attribute Symbolic Constant: EAC_LF_ACOUSTIC_SCTR_LAYER_TOP_DEPTH

EDCS Attribute Code: 564

Definition:
The <<DEPTH_BELOW_WATERBODY_SURFACE>> of the upper (top) boundary of a low frequency scattering layer.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: LENGTH

EDCS Group Labels: DEMARCATION, LOCATION, WATERBODY_STATE

Reference Type: IR

Reference: [OAML, Volume Scattering Strength Database]

Supplemental References: none


EDCS Attribute Label: LF_BOTTOM_LOSS_REGION_IDENTIFIER

EDCS Attribute Symbolic Constant: EAC_LF_BOTTOM_LOSS_REGION_IDENTIFIER

EDCS Attribute Code: 565

Definition:
In a <WATERBODY>, the numeric identifier of a low frequency bottom loss <REGION>.

EDCS Attribute Value Data Type: INDEX

EDCS Group Labels: IDENTIFICATION, WATERBODY_STATE

Reference Type: IR

Reference: [OAML, Low-Frequency Bottom-Loss Database]

Supplemental References: none


EDCS Attribute Label: LIFT_TYPE

EDCS Attribute Symbolic Constant: EAC_LIFT_TYPE

EDCS Attribute Code: 566

Definition:
The type of a <LIFT> based on the kind of <OBJECT>s it is intended to transport.

EDCS Attribute Value Data Type: ENUMERATION

Code Label Symbolic constant Definition Reference type Reference Supplemental references
1 FREIGHT EEC_LIFTTY_FREIGHT For moving <OBJECT>s or <MATERIAL>s; freight. n/a    
2 PERSONNEL EEC_LIFTTY_PERSONNEL For moving <PERSONNEL>. n/a    

EDCS Group Labels: TRNSP

Reference Type: n/a

Reference: none

Supplemental References: none


EDCS Attribute Label: LIFTED_ATMOSPHERE_STABILITY_INDEX

EDCS Attribute Symbolic Constant: EAC_LIFTED_ATMOSPHERE_STABILITY_INDEX

EDCS Attribute Code: 567

Definition:
A stability index used to determine the occurrence of severe weather; the lifted atmosphere stability index. The lifted atmosphere stability index, LI, is defined by LI = T5 - LTS(degrees Celsius), where T5 is the dry-bulb <<AIR_TEMPERATURE>> at 500 hectopascals and LTS is the <<AIR_TEMPERATURE>> of a parcel of <AIR> at the <PLANETARY_SURFACE> lifted adiabatically to 500 hectopascals.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: THERMO_TEMPERATURE

EDCS Group Labels: ATMOSPHERE

Reference Type: PR

Reference: [WMO182, "lifted index - LI"]

Supplemental References: none


EDCS Attribute Label: LIFTING_CAPACITY

EDCS Attribute Symbolic Constant: EAC_LIFTING_CAPACITY

EDCS Attribute Code: 568

Definition:
The maximum weight that an <EQUIPMENT> can lift; the lifting capacity.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: MASS

EDCS Group Labels: DEVICE_AND_EQUIPMENT, TRNSP

Reference Type: n/a

Reference: none

Supplemental References: none


EDCS Attribute Label: LIGHT_BEAM_SPREAD

EDCS Attribute Symbolic Constant: EAC_LIGHT_BEAM_SPREAD

EDCS Attribute Code: 569

Definition:
Twice the angle from the beam axis at which the intensity of a <LIGHT> is 10 percent of its maximum value; for an omni-directional light, 360 arc degrees; the light beam spread.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: PLANE_ANGLE

EDCS Group Labels: ANGULAR_MEASURE, LIGHTING_AND_VISIBILITY

Reference Type: IR

Reference: [IEFE]

Supplemental References: none


EDCS Attribute Label: LIGHT_COLOUR

EDCS Attribute Symbolic Constant: EAC_LIGHT_COLOUR

EDCS Attribute Code: 570

Definition:
The colour emitted from a <LIGHT>.

EDCS Attribute Value Data Type: ENUMERATION

Code Label Symbolic constant Definition Reference type Reference Supplemental references
1 AMBER EEC_LGTCOLR_AMBER Amber. n/a    
2 BLUE EEC_LGTCOLR_BLUE Blue. n/a    
3 GREEN EEC_LGTCOLR_GREEN Green. n/a    
4 MAGENTA EEC_LGTCOLR_MAGENTA Magenta. n/a    
5 ORANGE EEC_LGTCOLR_ORANGE Orange. n/a    
6 RED EEC_LGTCOLR_RED Red. n/a    
7 WHITE EEC_LGTCOLR_WHITE White. n/a    
8 YELLOW EEC_LGTCOLR_YELLOW Yellow. n/a    

EDCS Group Labels: COLOUR, LIGHTING_AND_VISIBILITY

Reference Type: n/a

Reference: none

Supplemental References: none


EDCS Attribute Label: LIGHT_ELEVATION

EDCS Attribute Symbolic Constant: EAC_LIGHT_ELEVATION

EDCS Attribute Code: 571

Definition:
The <<ELEVATION>> of a <LIGHT>.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: LENGTH

EDCS Group Labels: LIGHTING_AND_VISIBILITY, LOCATION

Reference Type: IR

Reference: [FACC, Annex B: EOL]

Supplemental References: none


EDCS Attribute Label: LIGHT_EXHIBITION_CONDITION

EDCS Attribute Symbolic Constant: EAC_LIGHT_EXHIBITION_CONDITION

EDCS Attribute Code: 572

Definition:
The exhibition condition of a <LIGHT>.

EDCS Attribute Value Data Type: ENUMERATION

Code Label Symbolic constant Definition Reference type Reference Supplemental references
1 CONSTANT EEC_LGTEXHIBCND_CONSTANT Shown constantly (day and night) without change of character. PR [S57A, Attribute, EXCLIT:1]  
2 DAYTIME EEC_LGTEXHIBCND_DAYTIME Only exhibited by day; daytime. PR [S57A, Attribute, EXCLIT:2]  
3 NIGHT_TIME EEC_LGTEXHIBCND_NIGHT_TIME Only exhibited at night; night-time. PR [S57A, Attribute, EXCLIT:4]  
4 REDUCED_VISIBILITY EEC_LGTEXHIBCND_REDUCED_VISIBILITY Exhibited in <FOG> or conditions of reduced visibility. PR [S57A, Attribute, EXCLIT:3]  

EDCS Group Labels: LIGHTING_AND_VISIBILITY

Reference Type: PR

Reference: [S57A, Attribute: EXCLIT]

Supplemental References: none


EDCS Attribute Label: LIGHT_FUNCTION

EDCS Attribute Symbolic Constant: EAC_LIGHT_FUNCTION

EDCS Attribute Code: 573

Definition:
The function of a <LIGHT>.

EDCS Attribute Value Data Type: ENUMERATION

Code Label Symbolic constant Definition Reference type Reference Supplemental references
1 AEROLIGHT EEC_LGTFN_AEROLIGHT Established for aeronautical navigation and may be of higher power than marine <LIGHT>s and visible from well offshore; an aerolight. PR [S57A, Attribute, CATLIT:5]  
2 AIR_OBSTRUCTION EEC_LGTFN_AIR_OBSTRUCTION Marks an obstacle which constitutes a danger to air navigation; air obstruction. PR [S57A, Attribute, CATLIT:6]  
3 BEARING EEC_LGTFN_BEARING Enables its approximate bearing to be obtained without the use of a compass. PR [S57A, Attribute, CATLIT:18]  
4 DIRECTIONAL EEC_LGTFN_DIRECTIONAL Illuminates a sector of very narrow angle and intended to mark a <DIRECTION> to follow; directional. PR [S57A, Attribute, CATLIT:1]  
5 EMERGENCY EEC_LGTFN_EMERGENCY Available as a backup to a main <LIGHT> that will be illuminated should the main <LIGHT> fail; emergency. PR [S57A, Attribute, CATLIT:17]  
6 FLOOD EEC_LGTFN_FLOOD A broad beam <LIGHT> used to illuminate a <STRUCTURE> or <TRACT>; flood. IR [S57A, Attribute, CATLIT:8] [FACC, Annex B, LFC:8]
7 FOG_DETECTOR EEC_LGTFN_FOG_DETECTOR Used to automatically determine conditions of visibility that warrant the turning on or off of a sound signal; fog detector. PR [S57A, Attribute, CATLIT:7]  
8 FRONT EEC_LGTFN_FRONT In a <NON_EMPTY_SET> of leading <LIGHT>s, describes the relative <LOCATION> of this <LIGHT> in the lead as being in front as viewed from seaward. PR [S57A, Attribute, CATLIT:12]  
9 FRONT_OR_LOWER EEC_LGTFN_FRONT_OR_LOWER <<<FRONT>>> and/or <<<LOWER>>>. IR [FACC, Annex B, LFC:3]  
10 LEADING EEC_LGTFN_LEADING Associated with other <LIGHT>s to form a leading line to be followed. IR [S57A, Attribute, CATLIT:4] [FACC, Annex B, LFC:4]
11 LOWER EEC_LGTFN_LOWER In a <NON_EMPTY_SET> of leading <LIGHT>s, describes the relative <LOCATION> of the <LIGHT> in the lead as being lower as viewed from seaward. PR [S57A, Attribute, CATLIT:15]  
12 MIDDLE EEC_LGTFN_MIDDLE In a <NON_EMPTY_SET> of three or more leading <LIGHT>s, describes the relative <LOCATION> of the <LIGHT> in the lead as being in the middle as viewed from seaward. IR [FACC, Annex B, LFC:15]  
13 REAR EEC_LGTFN_REAR In a <NON_EMPTY_SET> of leading <LIGHT>s, describes the relative <LOCATION> of the <LIGHT> in the lead as being in the rear as viewed from seaward. PR [S57A, Attribute, CATLIT:13]  
14 REAR_OR_UPPER EEC_LGTFN_REAR_OR_UPPER <<<REAR>>> and/or <<<UPPER>>>. IR [FACC, Annex B, LFC:2]  
15 SPOTLIGHT EEC_LGTFN_SPOTLIGHT Powerful and focused so as to illuminate a small <REGION>; spotlight. IR [S57A, Attribute, CATLIT:11] [FACC, Annex B, LFC:11]
16 STRIP EEC_LGTFN_STRIP Has a linear form, generally horizontal, that can reach a <<LENGTH>> of several metres; strip. PR [S57A, Attribute, CATLIT:9]  
17 SUBSIDIARY EEC_LGTFN_SUBSIDIARY Placed on or near the support of a main <LIGHT> and having a special use in navigation; subsidiary. PR [S57A, Attribute, CATLIT:10]  
18 UPPER EEC_LGTFN_UPPER In a <NON_EMPTY_SET> of leading <LIGHT>s, describes the position of the <LIGHT> in the lead as being upper as viewed from seaward. PR [S57A, Attribute, CATLIT:14]  

EDCS Group Labels: LIGHTING_AND_VISIBILITY

Reference Type: IR

Reference: [FACC, Annex B: LFC]

Supplemental References: none


EDCS Attribute Label: LIGHT_ICE_ACCRETION_PROBABILITY

EDCS Attribute Symbolic Constant: EAC_LIGHT_ICE_ACCRETION_PROBABILITY

EDCS Attribute Code: 574

Definition:
The probability of light accretion of <ICE> on the <SURFACE>s of <MARINE_OBJECT>s. Such accretion can occur on <SURFACE>s on top of, over, or near a <WATERBODY_SURFACE> when the ambient <<AIR_TEMPERATURE>> is equal to or below 271,15 kelvin (-2 degrees Celsius) and the <<WIND_SPEED>> is greater than or equal to 11,32 metres per second (22 knots).

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: PURE_NUMBER

EDCS Group Labels: ICE, MATERIAL, RATE_OR_RATIO, SURFACE_MATERIAL, WATERBODY_SURFACE

Reference Type: IR

Reference: [AGC1, Chapter 7, "ship ice accretion"]

Supplemental References: none


EDCS Attribute Label: LIGHT_MULTIPLICITY

EDCS Attribute Symbolic Constant: EAC_LIGHT_MULTIPLICITY

EDCS Attribute Code: 575

Definition:
The number of <LIGHT>s of identical character that exist as a co-located <SET>; the light multiplicity.

EDCS Attribute Value Data Type: COUNT

EDCS Group Labels: LIGHTING_AND_VISIBILITY

Reference Type: IR

Reference: [FACC, Annex B: MOL]

Supplemental References: none


EDCS Attribute Label: LIGHT_PATTERN

EDCS Attribute Symbolic Constant: EAC_LIGHT_PATTERN

EDCS Attribute Code: 576

Definition:
The type of sequence, grouping, and/or distinctive character of a <LIGHT>; the light pattern.

EDCS Attribute Value Data Type: ENUMERATION

Code Label Symbolic constant Definition Reference type Reference Supplemental references
1 ALTERNATING EEC_LGTPAT_ALTERNATING Rhythmic showing, in any given <DIRECTION>, two or more colours in a regularly repeated sequence with a regular periodicity, often alternating. IR [S57A, Attribute, LITCHR:28] [FACC, Annex B, CHA:1]
2 COMPOSITE_GROUP_FLASH EEC_LGTPAT_COMPOSITE_GROUP_FLASH <<<GROUP_FLASHING>>>, where all of the groups occur as multiple groups within a period; composite group-flashing. IR [FACC, Annex B, CHA:2]  
3 COMPOSITE_GROUP_OCCULTING EEC_LGTPAT_COMPOSITE_GROUP_OCCULTING Rhythmic, in which the total duration of light in a period is clearly longer than the total duration of darkness, and the long duration light periods are separated by multiple short duration light periods; composite group-occulting. IR [FACC, Annex B, CHA:3]  
4 DIRECTIONAL EEC_LGTPAT_DIRECTIONAL Having a very narrow sector designed to signal or mark a <DIRECTION> to be followed. IR [FACC, Annex B, CHA:36]  
5 DIRECTIONAL_MOIRE EEC_LGTPAT_DIRECTIONAL_MOIRE A sodium <LIGHT> gives a yellow background to a screen on which a vertical black <LINE> will be seen by an observer on the <CENTRE_LINE>; directional moiré. This pattern is produced by a short-range (up to 2 kilometres) type of directional <LIGHT>. IR [FACC, Annex B, CHA:43]  
6 FIXED EEC_LGTPAT_FIXED Shows continuously with a constant luminous intensity and colour in each <DIRECTION>; fixed. PR [S57A, Attribute, LITCHR:1]  
7 FIXED_ALTERNATING_FLASHING EEC_LGTPAT_FIXED_ALTERNATING_FLASHING <<<FIXED_FLASHING>>> but alternating in two or more colours; fixed and alternating flashing. IR [FACC, Annex B, CHA:60]  
8 FIXED_FLASHING EEC_LGTPAT_FIXED_FLASHING Rhythmic with a <<<FIXED>>> light over which is superimposed a <<<FLASHING>>> light; fixed and flashing. PR [S57A, Attribute, LITCHR:13]  
9 FIXED_GROUP_FLASHING EEC_LGTPAT_FIXED_GROUP_FLASHING Rhythmic with a <<<FIXED>>> light over which is superimposed a <<<GROUP_FLASHING>>> light; fixed/group-flashing. IR [FACC, Annex B, CHA:7]  
10 FIXED_LONG_FLASHING EEC_LGTPAT_FIXED_LONG_FLASHING <<<FIXED_FLASHING>>>, in which a single flash of not less than two seconds duration is regularly repeated; fixed/long-flashing. IR [S57A, Attribute, LITCHR:16]  
11 FLASH_ALTERNATING EEC_LGTPAT_FLASH_ALTERNATING <<<FLASHING>>> but alternating in two or more colours; flash alternating. PR [S57A, Attribute, LITCHR:19]  
12 FLASHING EEC_LGTPAT_FLASHING Rhythmic, in which the total duration of light in a period is clearly shorter than the total duration of darkness and all of the appearances of light are of equal duration. PR [S57A, Attribute, LITCHR:2]  
13 FLASHING_LONG_FLASH EEC_LGTPAT_FLASHING_LONG_FLASH <<<FLASHING>>> excepting the final appearance of the light, which is longer; flashing/long-flash. IR [S57A, Attribute, LITCHR:14] [FACC, Annex B, CHA:46]
14 GROUP_ALTERNATING EEC_LGTPAT_GROUP_ALTERNATING <<<GROUP_FLASHING>>> but alternating in two or more colours; group alternating. PR [S57A, Attribute, LITCHR:20]  
15 GROUP_FLASHING EEC_LGTPAT_GROUP_FLASHING <<<FLASHING>>> and occurring in groups; group-flashing. IR [FACC, Annex B, CHA:9]  
16 GROUP_OCCULTING EEC_LGTPAT_GROUP_OCCULTING Rhythmic, in which the total duration of light in a period is clearly longer than the total duration of darkness, and the long duration light periods are separated by a single short duration light period; group-occulting. IR [FACC, Annex B, CHA:10]  
17 GROUP_QUICK_FLASH EEC_LGTPAT_GROUP_QUICK_FLASH Rhythmic, exhibiting very rapid regular alternations of light and darkness, with a repetition rate of not less than 50 flashes per minute but less than 80 flashes per minute, is interrupted by regularly repeated eclipses of constant and short duration; group quick-flash. IR [FACC, Annex B, CHA:28]  
18 GROUP_VERY_QUICK EEC_LGTPAT_GROUP_VERY_QUICK Rhythmic, exhibiting very rapid regular alternations of light and darkness, with a repetition rate of not less than 80 flashes per minute but less than 160 flashes per minute, is interrupted by regularly repeated eclipses of constant and short duration; group very quick-flash. IR [FACC, Annex B, CHA:29]  
19 INTENSIFIED EEC_LGTPAT_INTENSIFIED Intensified. IR [FACC, Annex B, CHA:33]  
20 INTERRUPTED_QUICK_FLASH EEC_LGTPAT_INTERRUPTED_QUICK_FLASH Rhythmic, in which the sequence of flashes, with a repetition rate of not less than 50 flashes per minute but less than 80 flashes per minute, is interrupted by regularly repeated eclipses of constant and long duration; interrupted quick-flash. PR [S57A, Attribute, LITCHR:9]  
21 INTERRUPTED_ULTRA_QUICK EEC_LGTPAT_INTERRUPTED_ULTRA_QUICK Rhythmic, in which the ultra quick flashes (160 or more per minute) are interrupted at regular intervals by eclipses of long duration; interrupted ultra quick-flash. PR [S57A, Attribute, LITCHR:11]  
22 INTERRUPTED_VERY_QUICK EEC_LGTPAT_INTERRUPTED_VERY_QUICK Rhythmic, in which the very rapid alterations of light and darkness are interrupted at regular intervals by eclipses of long duration; interrupted very quick-flash. PR [S57A, Attribute, LITCHR:10]  
23 ISOPHASE EEC_LGTPAT_ISOPHASE Rhythmic, with all durations of light and darkness equal; isophase. PR [S57A, Attribute, LITCHR:7]  
24 LIGHTED EEC_LGTPAT_LIGHTED Lighted. IR [FACC, Annex B, CHA:21]  
25 LONG_FLASHING EEC_LGTPAT_LONG_FLASHING Rhythmic, in which a single flash of not less than two seconds duration is regularly repeated; long-flashing. PR [S57A, Attribute, LITCHR:3]  
26 LONG_FLASHING_ALTERNATING EEC_LGTPAT_LONG_FLASHING_ALTERNATING <<<LONG_FLASHING>>> but alternating in two or more colours; long-flashing alternating. PR [S57A, Attribute, LITCHR:17]  
27 MORSE_CODE EEC_LGTPAT_MORSE_CODE Rhythmic, in which appearances of light of two clearly different durations are grouped to represent a character or characters in the Morse code. PR [S57A, Attribute, LITCHR:12]  
28 OCCULTING EEC_LGTPAT_OCCULTING Rhythmic, in which the total duration of light in a period is clearly longer than the total duration of darkness and all the eclipses are of equal duration; occulting. PR [S57A, Attribute, LITCHR:8]  
29 OCCULTING_ALTERNATING EEC_LGTPAT_OCCULTING_ALTERNATING <<<OCCULTING>>> but alternating in two or more colours; occulting alternating. PR [S57A, Attribute, LITCHR:17]  
30 OCCULTING_FLASH EEC_LGTPAT_OCCULTING_FLASH <<<OCCULTING>>>, superimposed on which is a <<<FLASHING>>> light; occulting/flash. IR [S57A, Attribute, LITCHR:15] [FACC, Annex B, CHA:47]
31 QUICK_FLASH EEC_LGTPAT_QUICK_FLASH Rhythmic, exhibiting without interruption, very rapid regular alternations of light and darkness with a repetition rate of not less than 50 flashes per minute but less than 80 flashes per minute; quick flash. PR [S57A, Attribute, LITCHR:4]  
32 QUICK_PLUS_LONG_FLASH EEC_LGTPAT_QUICK_PLUS_LONG_FLASH Rhythmic, exhibiting without interruption, very rapid regular alternations of light and darkness with a repetition rate of not less than 50 flashes per minute but less than 80 flashes per minute, and all of the appearances of light are of equal duration excepting the final one, which is longer; quick-flash plus long-flash. PR [S57A, Attribute, LITCHR:25]  
33 THREE_FIXED_HORIZONTAL EEC_LGTPAT_THREE_FIXED_HORIZONTAL Three fixed in a horizontal arrangement. PR [S57A, Attribute, LITCHR:24]  
34 THREE_FIXED_VERTICAL EEC_LGTPAT_THREE_FIXED_VERTICAL Three fixed in a vertical arrangement. PR [S57A, Attribute, LITCHR:23]  
35 TWO_FIXED_HORIZONTAL EEC_LGTPAT_TWO_FIXED_HORIZONTAL Two fixed in a horizontal arrangement. PR [S57A, Attribute, LITCHR:22]  
36 TWO_FIXED_VERTICAL EEC_LGTPAT_TWO_FIXED_VERTICAL Two fixed in a vertical arrangement. PR [S57A, Attribute, LITCHR:21]  
37 ULTRA_PLUS_LONG_FLASH EEC_LGTPAT_ULTRA_PLUS_LONG_FLASH <<<ULTRA_QUICK_FLASH>>>, and all of the appearances of light are of equal duration excepting the final one, which is longer; ultra quick-flash plus long-flash. PR [S57A, Attribute, LITCHR:27]  
38 ULTRA_QUICK_FLASH EEC_LGTPAT_ULTRA_QUICK_FLASH Rhythmic, in which flashes are repeated at a rate of not less than 160 flashes per minute; ultra quick flash. PR [S57A, Attribute, LITCHR:6]  
39 UNLIGHTED EEC_LGTPAT_UNLIGHTED Unlighted. IR [FACC, Annex B, CHA:23]  
40 VERY_QUICK_FLASH EEC_LGTPAT_VERY_QUICK_FLASH Rhythmic, in which flashes are repeated at a rate of not less than 80 flashes per minute but less than 160 flashes per minute; very quick flash. PR [S57A, Attribute, LITCHR:5]  
41 VERY_QUICK_PLUS_LONG_FLASH EEC_LGTPAT_VERY_QUICK_PLUS_LONG_FLASH <<<VERY_QUICK_FLASH>>>, and all of the appearances of light are of equal duration excepting the final one, which is longer; very quick-flash plus long-flash. PR [S57A, Attribute, LITCHR:25]  

EDCS Group Labels: LIGHTING_AND_VISIBILITY

Reference Type: IR

Reference: [FACC, Annex B: CHA]

Supplemental References: none


EDCS Attribute Label: LIGHT_PERIOD

EDCS Attribute Symbolic Constant: EAC_LIGHT_PERIOD

EDCS Attribute Code: 577

Definition:
The <<TIME_QUANTITY>> occupied by an entire cycle of intervals of light and dark of a <LIGHT>; the light period.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: TIME

EDCS Group Labels: LIGHTING_AND_VISIBILITY, TIME

Reference Type: IR

Reference: [FACC, Annex B: PER]

Supplemental References: none


EDCS Attribute Label: LIGHT_RELATIVE_LOCATION

EDCS Attribute Symbolic Constant: EAC_LIGHT_RELATIVE_LOCATION

EDCS Attribute Code: 578

Definition:
The relative horizontal <LOCATION> of a <LIGHT> in a range of two or three <LIGHT>s; the light relative position.

EDCS Attribute Value Data Type: ENUMERATION

Code Label Symbolic constant Definition Reference type Reference Supplemental references
1 FRONT EEC_LGTRELLOC_FRONT Front. IR [FACC, Annex B, RGS:1]  
2 MIDDLE EEC_LGTRELLOC_MIDDLE Middle. IR [FACC, Annex B, RGS:2]  
3 REAR EEC_LGTRELLOC_REAR Rear. IR [FACC, Annex B, RGS:3]  
4 SHARED EEC_LGTRELLOC_SHARED Shared. IR [FACC, Annex B, RGS:4]  

EDCS Group Labels: LIGHTING_AND_VISIBILITY

Reference Type: IR

Reference: [FACC, Annex B: RGS]

Supplemental References: none


EDCS Attribute Label: LIGHT_SECTOR_ANGLE

EDCS Attribute Symbolic Constant: EAC_LIGHT_SECTOR_ANGLE

EDCS Attribute Code: 579

Definition:
The horizontal angular sector limits of the visibility of a <LIGHT>; limits of sectors and arcs of visibility are arranged clockwise and are given from seaward toward the <LIGHT>.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: PLANE_ANGLE

EDCS Group Labels: ANGULAR_MEASURE, DEMARCATION, LIGHTING_AND_VISIBILITY

Reference Type: IR

Reference: [FACC, Annex B: LSA]

Supplemental References: none


EDCS Attribute Label: LIGHT_SUPERVISED

EDCS Attribute Symbolic Constant: EAC_LIGHT_SUPERVISED

EDCS Attribute Code: 580

Definition:
An indication that a <LIGHT> is supervised.

EDCS Attribute Value Data Type: BOOLEAN

EDCS Group Labels: LIGHTING_AND_VISIBILITY

Reference Type: IR

Reference: [FACC, Annex B: SUP]

Supplemental References: none


EDCS Attribute Label: LIGHT_TYPE

EDCS Attribute Symbolic Constant: EAC_LIGHT_TYPE

EDCS Attribute Code: 581

Definition:
The type of a <LIGHT>.

EDCS Attribute Value Data Type: ENUMERATION

Code Label Symbolic constant Definition Reference type Reference Supplemental references
1 DISPLAY EEC_LGTTY_DISPLAY <DISPLAY_LIGHT>. n/a    
2 SPOTLIGHT EEC_LGTTY_SPOTLIGHT Powerful and focused so as to illuminate a small <REGION>; spotlight. n/a    
3 STREET_LAMP EEC_LGTTY_STREET_LAMP <STREET_LAMP>. n/a    

EDCS Group Labels: LIGHTING_AND_VISIBILITY

Reference Type: n/a

Reference: none

Supplemental References: none


EDCS Attribute Label: LIGHT_VISIBILITY

EDCS Attribute Symbolic Constant: EAC_LIGHT_VISIBILITY

EDCS Attribute Code: 582

Definition:
The type of specific visibility of a <LIGHT>, with respect to the intensity of the <LIGHT> and ease of recognition.

EDCS Attribute Value Data Type: ENUMERATION

Code Label Symbolic constant Definition Reference type Reference Supplemental references
1 DELIBERATELY_RESTRICTED EEC_LGTVIS_DELIBERATELY_RESTRICTED Deliberately reduced in intensity or restricted in extent, typically to reduce its effect on a <BUILT_UP_REGION>. IR [S57A, Attribute, LITVIS:6] [FACC, Annex B, VIS:6]
2 FAINT EEC_LGTVIS_FAINT Decreased apparent intensity of a <LIGHT>, which may occur in the case of partial obstructions; faint. PR [S57A, Attribute, LITVIS:3]  
3 HIGH_INTENSITY EEC_LGTVIS_HIGH_INTENSITY Non-marine <LIGHT>s with a higher power than marine <LIGHT>s and visible from well off shore; high intensity. PR [S57A, Attribute, LITVIS:1]  
4 INTENSIFIED EEC_LGTVIS_INTENSIFIED Intensified in one light sector, thus having a longer range than in other light sectors. PR [S57A, Attribute, LITVIS:4]  
5 LOW_INTENSITY EEC_LGTVIS_LOW_INTENSITY Non-marine <LIGHT>s with lower power than marine <LIGHT>s; low intensity. PR [S57A, Attribute, LITVIS:2]  
6 OBSCURED EEC_LGTVIS_OBSCURED The arc of a light sector, as designated by its limiting bearings in which the <LIGHT> is not visible from seaward, is obscured. IR [S57A, Attribute, LITVIS:7] [FACC, Annex B, VIS:7]
7 PARTIALLY_OBSCURED EEC_LGTVIS_PARTIALLY_OBSCURED A light sector is partially obscured. IR [S57A, Attribute, LITVIS:8] [FACC, Annex B, VIS:8]
8 UNINTENSIFIED EEC_LGTVIS_UNINTENSIFIED Unintensified in one light sector, thus having a shorter range than other light sectors. PR [S57A, Attribute, LITVIS:5]  

EDCS Group Labels: LIGHTING_AND_VISIBILITY

Reference Type: IR

Reference: [FACC, Annex B: VIS]

Supplemental References: none


EDCS Attribute Label: LIGHT_VISIBILITY_RANGES

EDCS Attribute Symbolic Constant: EAC_LIGHT_VISIBILITY_RANGES

EDCS Attribute Code: 583

Definition:
A set of two numbers defining the range of visibility at a <LIGHT> in nautical miles; formatted in a Basic Latin string as a pair of numbers separated by a slash ("/") if only two visibilities exist or by a dash ("-") separating the greatest and least visibilities if three or more visibilities exist.

EDCS Attribute Value Data Type: CONSTRAINED_STRING

EDCS Group Labels: LIGHTING_AND_VISIBILITY

Reference Type: IR

Reference: [FACC, Annex B: MLR]

Supplemental References: none


EDCS Attribute Label: LIGHTING_CHARACTERIZATION

EDCS Attribute Symbolic Constant: EAC_LIGHTING_CHARACTERIZATION

EDCS Attribute Code: 584

Definition:
The qualitative characterization of lighting intensity.

EDCS Attribute Value Data Type: ENUMERATION

Code Label Symbolic constant Definition Reference type Reference Supplemental references
1 BRIGHTLY_LIT EEC_LGTCHR_BRIGHTLY_LIT Brightly lit. n/a    
2 DIMLY_LIT EEC_LGTCHR_DIMLY_LIT Dimly lit. n/a    
3 LIGHTS_OFF EEC_LGTCHR_LIGHTS_OFF Lights off. n/a    

EDCS Group Labels: LIGHTING_AND_VISIBILITY

Reference Type: n/a

Reference: none

Supplemental References: none


EDCS Attribute Label: LIGHTNING_CURRENT_STRENGTH

EDCS Attribute Symbolic Constant: EAC_LIGHTNING_CURRENT_STRENGTH

EDCS Attribute Code: 585

Definition:
The strength of the discharge current flowing in a stroke of <LIGHTNING>, usually in the return stroke.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: ELECTRIC_CURRENT

EDCS Group Labels: ATMOSPHERE, EM_PHENOMENON

Reference Type: IR

Reference: [GMET, "lightning current"]

Supplemental References: none


EDCS Attribute Label: LIGHTNING_DATA_CONSISTENCY

EDCS Attribute Symbolic Constant: EAC_LIGHTNING_DATA_CONSISTENCY

EDCS Attribute Code: 586

Definition:
The quantity of the chi-square statistical agreement between cloud-to-ground detections of <LIGHTNING>; the lightning data consistency.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: PURE_NUMBER

EDCS Group Labels: ALGORITHM_RELATED, ATMOSPHERE, EM_PHENOMENON

Reference Type: IR

Reference: [AAL]

Supplemental References: none


EDCS Attribute Label: LIGHTNING_DETECTOR_COUNT

EDCS Attribute Symbolic Constant: EAC_LIGHTNING_DETECTOR_COUNT

EDCS Attribute Code: 587

Definition:
The number of detectors reporting a <LIGHTNING> discharge; the lightning detector count.

EDCS Attribute Value Data Type: COUNT

EDCS Group Labels: ATMOSPHERE, EM_PHENOMENON

Reference Type: IR

Reference: [AAL]

Supplemental References: none


EDCS Attribute Label: LIGHTNING_LOC_ERR_ELLPS_ANGLE

EDCS Attribute Symbolic Constant: EAC_LIGHTNING_LOC_ERR_ELLPS_ANGLE

EDCS Attribute Code: 588

Definition:
The <<GEODETIC_AZIMUTH>> of the semi-major axis of the error ellipse of the <LOCATION> of a stroke of <LIGHTNING>.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: PLANE_ANGLE

EDCS Group Labels: ANGULAR_MEASURE, ATMOSPHERE, EM_PHENOMENON

Reference Type: IR

Reference: [AAL]

Supplemental References: none


EDCS Attribute Label: LIGHTNING_LOC_ERR_ELLPS_MAJOR_AXIS

EDCS Attribute Symbolic Constant: EAC_LIGHTNING_LOC_ERR_ELLPS_MAJOR_AXIS

EDCS Attribute Code: 589

Definition:
The <<LENGTH>> of the semi-major axis of the error ellipse at the <LOCATION> of a stroke of <LIGHTNING>.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: LENGTH

EDCS Group Labels: ATMOSPHERE, DIMENSION, EM_PHENOMENON

Reference Type: IR

Reference: [AAL]

Supplemental References: none


EDCS Attribute Label: LIGHTNING_LOC_ERR_ELLPS_MINOR_AXIS

EDCS Attribute Symbolic Constant: EAC_LIGHTNING_LOC_ERR_ELLPS_MINOR_AXIS

EDCS Attribute Code: 590

Definition:
The <<LENGTH>> of the semi-minor axis of the error ellipse at the <LOCATION> of a stroke of <LIGHTNING>.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: LENGTH

EDCS Group Labels: ATMOSPHERE, DIMENSION, EM_PHENOMENON

Reference Type: IR

Reference: [AAL]

Supplemental References: none


EDCS Attribute Label: LIGHTNING_POLARITY

EDCS Attribute Symbolic Constant: EAC_LIGHTNING_POLARITY

EDCS Attribute Code: 591

Definition:
The polarity of a stroke of <LIGHTNING>.

EDCS Attribute Value Data Type: ENUMERATION

Code Label Symbolic constant Definition Reference type Reference Supplemental references
1 NEGATIVE EEC_LGTNINGPOL_NEGATIVE The polarity at a point along or within the lightning channel is negative. IR [GENM]  
2 POSITIVE EEC_LGTNINGPOL_POSITIVE The polarity at a point along or within the lightning channel is positive. IR [GENM]  

EDCS Group Labels: ATMOSPHERE, EM_PHENOMENON

Reference Type: IR

Reference: [GENM]

Supplemental References: none


EDCS Attribute Label: LIGHTNING_PROBABILITY

EDCS Attribute Symbolic Constant: EAC_LIGHTNING_PROBABILITY

EDCS Attribute Code: 592

Definition:
The probability that <LIGHTNING> will occur.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: PURE_NUMBER

EDCS Group Labels: ATMOSPHERE, EM_PHENOMENON, RATE_OR_RATIO

Reference Type: IR

Reference: [AAL]

Supplemental References: none


EDCS Attribute Label: LIGHTNING_STROKE_COUNT

EDCS Attribute Symbolic Constant: EAC_LIGHTNING_STROKE_COUNT

EDCS Attribute Code: 593

Definition:
The number of strokes of <LIGHTNING> that constitute a single <LIGHTNING> discharge; the lightning stroke count.

EDCS Attribute Value Data Type: COUNT

EDCS Group Labels: ATMOSPHERE, EM_PHENOMENON

Reference Type: IR

Reference: [AAL]

Supplemental References: none


EDCS Attribute Label: LIGHTNING_TIME_ADJUSTMENT

EDCS Attribute Symbolic Constant: EAC_LIGHTNING_TIME_ADJUSTMENT

EDCS Attribute Code: 594

Definition:
The <<TIME_QUANTITY>> added to the observation time of a stroke of <LIGHTNING> to account for increased accuracy; the lightning time adjustment.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: TIME

EDCS Group Labels: ATMOSPHERE, EM_PHENOMENON, TIME

Reference Type: IR

Reference: [AAL]

Supplemental References: none


EDCS Attribute Label: LINEAR_ATTENUATION_COEFFICIENT

EDCS Attribute Symbolic Constant: EAC_LINEAR_ATTENUATION_COEFFICIENT

EDCS Attribute Code: 595

Definition:
The coefficient denoting the rate of reduction in value over the unit <<LENGTH>>; the linear attenuation coefficient.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: INV_LENGTH

EDCS Group Labels: RATE_OR_RATIO

Reference Type: IR

Reference: [GMET]

Supplemental References: none


EDCS Attribute Label: LIQUID_CAPACITY

EDCS Attribute Symbolic Constant: EAC_LIQUID_CAPACITY

EDCS Attribute Code: 596

Definition:
The amount of liquid an <OBJECT> is capable of carrying, storing, or delivering; the liquid capacity.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: VOLUME

EDCS Group Labels: ABSTRACT_OBJECT, FLUID_CONDITION, TRNSP

Reference Type: n/a

Reference: none

Supplemental References: none


EDCS Attribute Label: LITTORAL_CURRENT_EAST_SPEED

EDCS Attribute Symbolic Constant: EAC_LITTORAL_CURRENT_EAST_SPEED

EDCS Attribute Code: 597

Definition:
The <<WATER_CURRENT_SPEED>> in a <SURF_ZONE> in the geodetic east-west <DIRECTION>, where east is positive; the littoral current east speed.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: SPEED

EDCS Group Labels: RATE_OR_RATIO, WATERBODY_STATE

Reference Type: IR

Reference: [NPDM]

Supplemental References: none


EDCS Attribute Label: LITTORAL_CURRENT_NORTH_SPEED

EDCS Attribute Symbolic Constant: EAC_LITTORAL_CURRENT_NORTH_SPEED

EDCS Attribute Code: 598

Definition:
The <<WATER_CURRENT_SPEED>> in a <SURF_ZONE> in the geodetic south-north <DIRECTION>, where north is positive; the littoral current north speed.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: SPEED

EDCS Group Labels: RATE_OR_RATIO, WATERBODY_STATE

Reference Type: IR

Reference: [NPDM]

Supplemental References: none


EDCS Attribute Label: LITTORAL_CURRENT_U_SPEED

EDCS Attribute Symbolic Constant: EAC_LITTORAL_CURRENT_U_SPEED

EDCS Attribute Code: 599

Definition:
The <<WATER_CURRENT_SPEED>> in a <SURF_ZONE> in the X <DIRECTION> of a projection-based coordinate system, where +X is positive; the littoral current "U" speed.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: SPEED

EDCS Group Labels: RATE_OR_RATIO, WATERBODY_STATE

Reference Type: IR

Reference: [NPDM]

Supplemental References: none


EDCS Attribute Label: LITTORAL_CURRENT_V_SPEED

EDCS Attribute Symbolic Constant: EAC_LITTORAL_CURRENT_V_SPEED

EDCS Attribute Code: 600

Definition:
The <<WATER_CURRENT_SPEED>> in a <SURF_ZONE> in the Y <DIRECTION> of a projection-based coordinate system, where +Y is positive; the littoral current "V" speed.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: SPEED

EDCS Group Labels: RATE_OR_RATIO, WATERBODY_STATE

Reference Type: IR

Reference: [NPDM]

Supplemental References: none


EDCS Attribute Label: LIVING_ORGANISM_COMMON_NAME

EDCS Attribute Symbolic Constant: EAC_LIVING_ORGANISM_COMMON_NAME

EDCS Attribute Code: 601

Definition:
A common name for a <LIVING_ORGANISM>.

EDCS Attribute Value Data Type: STRING

EDCS Group Labels: IDENTIFICATION, LIVING_ORGANISM

Reference Type: n/a

Reference: none

Supplemental References: none


EDCS Attribute Label: LIVING_ORGANISM_SCIENTIFIC_NAME

EDCS Attribute Symbolic Constant: EAC_LIVING_ORGANISM_SCIENTIFIC_NAME

EDCS Attribute Code: 602

Definition:
The two-part Latinized name for a <LIVING_ORGANISM>, consisting of a capitalized generic name followed by a usually non-capitalized specific epithet; a scientific name or a binomial name.

EDCS Attribute Value Data Type: STRING

EDCS Group Labels: IDENTIFICATION, LIVING_ORGANISM

Reference Type: n/a

Reference: none

Supplemental References: none


EDCS Attribute Label: LOAD_CLASS_ONE_WAY_TRACKED

EDCS Attribute Symbolic Constant: EAC_LOAD_CLASS_ONE_WAY_TRACKED

EDCS Attribute Code: 603

Definition:
The dynamic live load weight-bearing capacity of a <BRIDGE> or <BRIDGE_SPAN> for one-way, tracked <GROUND_VEHICLE> traffic in MLC units; also known as the military load classification, type 3. MLC values are calculated in part from the size, cross-sectional shape, and <MATERIAL> of the stringers under the <BRIDGE_SPAN>s; they are similar to, but not the same as, short tons.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: PURE_NUMBER

EDCS Group Labels: LAND_TRNSP, MILITARY_SCIENCE, TRNSP

Reference Type: IR

Reference: [FACC, Annex B: LC3]

Supplemental References: none


EDCS Attribute Label: LOAD_CLASS_ONE_WAY_WHEELED

EDCS Attribute Symbolic Constant: EAC_LOAD_CLASS_ONE_WAY_WHEELED

EDCS Attribute Code: 604

Definition:
The dynamic live load weight-bearing capacity of a <BRIDGE> or <BRIDGE_SPAN> for one-way, wheeled <GROUND_VEHICLE> traffic in MLC units; also known as the military load classification, type 1. MLC values are calculated in part from the size, cross-sectional shape, and <MATERIAL> of the stringers under the <BRIDGE_SPAN>s; they are similar to, but not the same as, short tons.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: PURE_NUMBER

EDCS Group Labels: LAND_TRNSP, MILITARY_SCIENCE, TRNSP

Reference Type: IR

Reference: [FACC, Annex B: LC1]

Supplemental References: none


EDCS Attribute Label: LOAD_CLASS_TWO_WAY_TRACKED

EDCS Attribute Symbolic Constant: EAC_LOAD_CLASS_TWO_WAY_TRACKED

EDCS Attribute Code: 605

Definition:
The dynamic live load weight-bearing capacity of a <BRIDGE> or <BRIDGE_SPAN> for two-way, tracked <GROUND_VEHICLE> traffic in MLC units; also known as the military load classification, type 4. MLC values are calculated in part from the size, cross-sectional shape, and <MATERIAL> of the stringers under the <BRIDGE_SPAN>s; they are similar to, but not the same as, short tons.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: PURE_NUMBER

EDCS Group Labels: LAND_TRNSP, MILITARY_SCIENCE, TRNSP

Reference Type: IR

Reference: [FACC, Annex B: LC4]

Supplemental References: none


EDCS Attribute Label: LOAD_CLASS_TWO_WAY_WHEELED

EDCS Attribute Symbolic Constant: EAC_LOAD_CLASS_TWO_WAY_WHEELED

EDCS Attribute Code: 606

Definition:
The dynamic live load weight-bearing capacity of a <BRIDGE> or <BRIDGE_SPAN> for two-way, wheeled <GROUND_VEHICLE> traffic in MLC units; also known as the military load classification, type 2. MLC values are calculated in part from the size, cross-sectional shape, and <MATERIAL> of the stringers under the <BRIDGE_SPAN>s; they are similar to, but not the same as, short tons.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: PURE_NUMBER

EDCS Group Labels: LAND_TRNSP, MILITARY_SCIENCE, TRNSP

Reference Type: IR

Reference: [FACC, Annex B: LC2]

Supplemental References: none


EDCS Attribute Label: LOCAL_AZIMUTH

EDCS Attribute Symbolic Constant: EAC_LOCAL_AZIMUTH

EDCS Attribute Code: 607

Definition:
The <<VECTOR_AZIMUTH_LOCAL>> in the horizontal plane at the observer's location from an azimuthal reference vector, to either a <LINE> passing through the observer, or a vector relative to the observer, or the direction from the observer to an <OBJECT> or <LOCATION>.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: PLANE_ANGLE

EDCS Group Labels: ABSTRACT_OBJECT, ANGULAR_MEASURE

Reference Type: n/a

Reference: none

Supplemental References: none


EDCS Attribute Label: LOCATION_ACCURACY_METHOD

EDCS Attribute Symbolic Constant: EAC_LOCATION_ACCURACY_METHOD

EDCS Attribute Code: 608

Definition:
The method used to determine the accuracy of a <LOCATION>.

EDCS Attribute Value Data Type: ENUMERATION

Code Label Symbolic constant Definition Reference type Reference Supplemental references
1 APPROXIMATED EEC_LOCACCMETH_APPROXIMATED Approximated for some predetermined purpose. IR [S57A, Attribute, QUAPOS:4]  
2 CALCULATED EEC_LOCACCMETH_CALCULATED Calculated from known values by applying a mathematical formula. IR [S57A, Attribute, QUAPOS:11]  
3 ESTIMATED EEC_LOCACCMETH_ESTIMATED Computation based on estimated values. IR [S57A, Attribute, QUAPOS:9]  
4 INADEQUATELY_SURVEYED EEC_LOCACCMETH_INADEQUATELY_SURVEYED Surveyed but not to established standards. IR [S57A, Attribute, QUAPOS:3]  
5 KNOWN EEC_LOCACCMETH_KNOWN Exactly known but not surveyed. IR [S57A, Attribute, QUAPOS:10]  
6 REPORTED_BUT_UNRELIABLE EEC_LOCACCMETH_REPORTED_BUT_UNRELIABLE Reported from an unreliable source. IR [S57A, Attribute, QUAPOS:6]  
7 REPORTED_NOT_CONFIRMED EEC_LOCACCMETH_REPORTED_NOT_CONFIRMED Reported but not confirmed. IR [S57A, Attribute, QUAPOS:8]  
8 REPORTED_NOT_SURVEYED EEC_LOCACCMETH_REPORTED_NOT_SURVEYED Reported and not obtained by surveying. IR [S57A, Attribute, QUAPOS:7]  
9 SURVEYED EEC_LOCACCMETH_SURVEYED Surveyed to established standards. IR [S57A, Attribute, QUAPOS:1]  

EDCS Group Labels: LOCATION, SURVEY

Reference Type: IR

Reference: [S57A, Attribute: QUAPOS]

Supplemental References: none


EDCS Attribute Label: LOCATION_ACCURACY_STATEMENT

EDCS Attribute Symbolic Constant: EAC_LOCATION_ACCURACY_STATEMENT

EDCS Attribute Code: 609

Definition:
A statement of the accuracy of a <LOCATION>.

EDCS Attribute Value Data Type: ENUMERATION

Code Label Symbolic constant Definition Reference type Reference Supplemental references
1 ACCURATE EEC_LOCACCSTMT_ACCURATE Conforms to a standard, or accepted value; accurate. IR [FACC, Annex B, ACC:1]  
2 APPROXIMATE EEC_LOCACCSTMT_APPROXIMATE Approaching closely but not attaining a specified accuracy or a precision consistent with the quality of the observations; approximate. IR [FACC, Annex B, ACC:2]  
3 DISPUTED EEC_LOCACCSTMT_DISPUTED Disputed. IR [FACC, Annex B, ACC:5]  
4 DOUBTFUL EEC_LOCACCSTMT_DOUBTFUL Doubtful. IR [FACC, Annex B, ACC:3]  
5 INACCURATE EEC_LOCACCSTMT_INACCURATE Inaccurate, due to abrogation of the position. IR [FACC, Annex B, ACC:8]  
6 PRECISE EEC_LOCACCSTMT_PRECISE Precise. IR [FACC, Annex B, ACC:7]  
7 UNDISPUTED EEC_LOCACCSTMT_UNDISPUTED Undisputed. IR [FACC, Annex B, ACC:6]  

EDCS Group Labels: LOCATION, SURVEY

Reference Type: IR

Reference: [FACC, Annex B: ACC]

Supplemental References: none


EDCS Attribute Label: LONGEST_BRIDGE_SPAN_LENGTH

EDCS Attribute Symbolic Constant: EAC_LONGEST_BRIDGE_SPAN_LENGTH

EDCS Attribute Code: 610

Definition:
The <<LENGTH>> of the longest <BRIDGE_SPAN> of a <BRIDGE>.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: LENGTH

EDCS Group Labels: DIMENSION, LAND_TRNSP, TRNSP

Reference Type: IR

Reference: [FACC, Annex B: SPL]

Supplemental References: none


EDCS Attribute Label: LOW_CLOUD_BASE_LEVEL

EDCS Attribute Symbolic Constant: EAC_LOW_CLOUD_BASE_LEVEL

EDCS Attribute Code: 611

Definition:
The <<CLOUD_BASE_LEVEL>> of a <LOW_CLOUD>.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: LENGTH

EDCS Group Labels: AIRBORNE_PARTICLE, ATMOSPHERE, LOCATION

Reference Type: IR

Reference: [WMO407]

Supplemental References: [WMO8]


EDCS Attribute Label: LOW_CLOUD_COVERAGE

EDCS Attribute Symbolic Constant: EAC_LOW_CLOUD_COVERAGE

EDCS Attribute Code: 612

Definition:
The fraction of the sky covered by <LOW_CLOUD>s.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: PURE_NUMBER

EDCS Group Labels: AIRBORNE_PARTICLE, ATMOSPHERE, RATE_OR_RATIO

Reference Type: PR

Reference: [WMO182, "cloud cover"]

Supplemental References: none


EDCS Attribute Label: LOW_CLOUD_GENUS

EDCS Attribute Symbolic Constant: EAC_LOW_CLOUD_GENUS

EDCS Attribute Code: 613

Definition:
The genus of a <LOW_CLOUD>.

EDCS Attribute Value Data Type: ENUMERATION

Code Label Symbolic constant Definition Reference type Reference Supplemental references
1 CUMULONIMBUS EEC_LOWCLDGENUS_CUMULONIMBUS A heavy and dense <CLOUD> with considerable vertical extent in the form of a mountain or a set of huge towers. At least part of its upper portion is usually smooth, fibrous, or striated, and nearly always flattened. This portion often spreads out in the shape of an anvil or vast plume; cumulonimbus. PR [WMO407, Section II.2.3.1, "cumulonimbus"]  
2 CUMULUS EEC_LOWCLDGENUS_CUMULUS Detached <CLOUD>s that are generally dense with sharp outlines and develop vertically in the form of rising mounds, domes, and/or towers, the bulging upper part of which often resembles a cauliflower. The sunlit parts of these <CLOUD>s are mostly brilliant white and the bases are relatively dark and nearly horizontal; cumulus. PR [WMO407, Section II.2.3.1, "cumulus"]  
3 NONE_PRESENT EEC_LOWCLDGENUS_NONE_PRESENT No <LOW_CLOUD>s present. n/a    
4 STRATOCUMULUS EEC_LOWCLDGENUS_STRATOCUMULUS A grey or whitish or both grey and whitish patch, sheet, and/or <CLOUD_LAYER> that almost always has dark parts composed of tessellations, rounded masses, or rolls, that are non-fibrous (except for virga) and which may or may not be merged. Most of the regularly arranged, small elements have an apparent width of more than 5 arc degrees as observed from the <PLANETARY_SURFACE>; stratocumulus. PR [WMO407, Section II.2.3.1, "stratocumulus"]  
5 STRATUS EEC_LOWCLDGENUS_STRATUS A generally grey <CLOUD_LAYER> with a fairly uniform base that may give <DRIZZLE>, ice prisms, or <SNOW_GRAINS>. When the <SUN> is visible through the <CLOUD_LAYER>, its outline is clearly discernible and does not show halo phenomena except possibly at very low <<AIR_TEMPERATURE>>s; stratus. PR [WMO407, Section II.2.3.1, "stratus"]  

EDCS Group Labels: AIRBORNE_PARTICLE, ATMOSPHERE

Reference Type: PR

Reference: [WMO407, Section II.8.2.1]

Supplemental References: none


EDCS Attribute Label: LOW_CLOUD_TOP_LEVEL

EDCS Attribute Symbolic Constant: EAC_LOW_CLOUD_TOP_LEVEL

EDCS Attribute Code: 614

Definition:
The <<CLOUD_TOP_LEVEL>> of a <LOW_CLOUD>.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: LENGTH

EDCS Group Labels: AIRBORNE_PARTICLE, ATMOSPHERE, LOCATION

Reference Type: IR

Reference: [WMO407]

Supplemental References: [WMO8]


EDCS Attribute Label: LOW_CLOUD_TYPE_OBSERVED

EDCS Attribute Symbolic Constant: EAC_LOW_CLOUD_TYPE_OBSERVED

EDCS Attribute Code: 615

Definition:
The type of observed <LOW_CLOUD>s.

EDCS Attribute Value Data Type: ENUMERATION

Code Label Symbolic constant Definition Reference type Reference Supplemental references
1 NO_LOW_CLOUDS EEC_LOWCLDTYOBV_NO_LOW_CLOUDS No <LOW_CLOUD>s. PR [WMO407, Section II.8.2.1.1]  
2 CUMULUS_HUMULIS EEC_LOWCLDTYOBV_CUMULUS_HUMULIS Cumulus humulis or cumulus fractus other than of bad weather or both. PR [WMO407, Section II. 8.2.1.2]  
3 CUMULUS_MEDIOCRIS EEC_LOWCLDTYOBV_CUMULUS_MEDIOCRIS Cumulus mediocris or congestus, with or without cumulus of species fractus or humulis or stratocumulus all having their bases at the same level. PR [WMO407, Section II. 8.2.1.3]  
4 CMNIMB_CALVUS EEC_LOWCLDTYOBV_CMNIMB_CALVUS Cumulonimbus calvus, with or without cumulus, stratocumulus or stratus. PR [WMO407, Section II. 8.2.1.4]  
5 STRATCM_CUMULOGEN EEC_LOWCLDTYOBV_STRATCM_CUMULOGEN Stratocumulus cumulogenitus. PR [WMO407, Section II. 8.2.1.5]  
6 STRATCM_OTHER EEC_LOWCLDTYOBV_STRATCM_OTHER Stratocumulus other than stratocumulus cumulogenitus. PR [WMO407, Section II. 8.2.1.6]  
7 STRATUS_NEBULOSUS EEC_LOWCLDTYOBV_STRATUS_NEBULOSUS Stratus nebulosus or stratus fractus other than of bad weather, or both. PR [WMO407, Section II. 8.2.1.7]  
8 STRATUS_FRACTUS EEC_LOWCLDTYOBV_STRATUS_FRACTUS Stratus fractus or cumulus fractus of bad weather, or both (pannus) usually below altostratus or nimbostratus. PR [WMO407, Section II. 8.2.1.8]  
9 CUMULUS_AND_STRATO EEC_LOWCLDTYOBV_CUMULUS_AND_STRATO Cumulus and stratocumulus other than <<<STRATCM_CUMULOGEN>>>, with bases at different levels. PR [WMO407, Section II. 8.2.1.9]  
10 CMNIMB_CAPILLATUS EEC_LOWCLDTYOBV_CMNIMB_CAPILLATUS Cumulonimbus capillatus (often with an anvil), with or without cumulonimbus calvus, cumulus, stratocumulus, stratus, or pannus. PR [WMO407, Section II. 8.2.1.10]  
11 LOW_CLOUDS_INVISIBLE EEC_LOWCLDTYOBV_LOW_CLOUDS_INVISIBLE <LOW_CLOUD>s invisible owing to darkness, <FOG>, blowing <DUST> or <SAND>, or other similar phenomena. PR [WMO407, Section II. 8.2.1.11]  

EDCS Group Labels: AIRBORNE_PARTICLE, ATMOSPHERE

Reference Type: PR

Reference: [WMO407, Section II.8.2.1]

Supplemental References: none


EDCS Attribute Label: LOWER_LAYER_SOIL_TEMPERATURE

EDCS Attribute Symbolic Constant: EAC_LOWER_LAYER_SOIL_TEMPERATURE

EDCS Attribute Code: 616

Definition:
The <<TEMPERATURE>> of the <SOIL> between five and 100 centimetres below the <SURFACE> of the <TERRAIN>; the lower layer soil temperature.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: THERMO_TEMPERATURE

EDCS Group Labels: MATERIAL, TEMPERATURE

Reference Type: IR

Reference: [WEDER]

Supplemental References: none


EDCS Attribute Label: LOWEST_AIRSPACE_ALTITUDE

EDCS Attribute Symbolic Constant: EAC_LOWEST_AIRSPACE_ALTITUDE

EDCS Attribute Code: 617

Definition:
The least <<HEIGHT_AGL>> of all <LOCATION>s in or on the boundary of an <AIRSPACE>; the lowest airspace altitude.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: LENGTH

EDCS Group Labels: AIR_TRNSP, LOCATION, TRNSP

Reference Type: IR

Reference: [FACC, Annex B: AV1]

Supplemental References: none


EDCS Attribute Label: LOWEST_AIRSPACE_ALTITUDE_LIMIT

EDCS Attribute Symbolic Constant: EAC_LOWEST_AIRSPACE_ALTITUDE_LIMIT

EDCS Attribute Code: 618

Definition:
The <<LOWEST_AIRSPACE_ALTITUDE>> limit.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: LENGTH

EDCS Group Labels: AIR_TRNSP, DEMARCATION, LOCATION, TRNSP

Reference Type: IR

Reference: [FACC, Annex B: AZ1]

Supplemental References: none


EDCS Attribute Label: LOWEST_ANNUAL_GROUND_WATER_LEVEL

EDCS Attribute Symbolic Constant: EAC_LOWEST_ANNUAL_GROUND_WATER_LEVEL

EDCS Attribute Code: 619

Definition:
The lowest annual mean level of ground <WATER>.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: LENGTH

EDCS Group Labels: DIMENSION, HYDROLOGY

Reference Type: IR

Reference: [FACC, Annex B: DP2]

Supplemental References: none


EDCS Attribute Label: LOWEST_CLOUD_BASE_LEVEL

EDCS Attribute Symbolic Constant: EAC_LOWEST_CLOUD_BASE_LEVEL

EDCS Attribute Code: 620

Definition:
The <<CLOUD_BASE_LEVEL>>of the lowest <CLOUD>; the lowest cloud base level.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: LENGTH

EDCS Group Labels: AIRBORNE_PARTICLE, ATMOSPHERE, LOCATION

Reference Type: PR

Reference: [WMO306, I.1, Part A, Section B: Symbolic Letters]

Supplemental References: none


EDCS Attribute Label: LOWEST_CLOUD_COVER_CATEGORY

EDCS Attribute Symbolic Constant: EAC_LOWEST_CLOUD_COVER_CATEGORY

EDCS Attribute Code: 621

Definition:
A category indicating the fraction of the sky covered by <LOW_CLOUD>s or, if no <LOW_CLOUD>s are present, the fraction of the sky covered by <MIDDLE_CLOUD>s.

EDCS Attribute Value Data Type: ENUMERATION

Code Label Symbolic constant Definition Reference type Reference Supplemental references
1 NONE_PRESENT EEC_LOWESTCLDCOV_NONE_PRESENT No <CLOUD>s or other obscuring phenomena present. PR [WMO306, Volume 1, Descriptor 0-20-011]  
2 ONE_OKTA EEC_LOWESTCLDCOV_ONE_OKTA Greater than zero and less than or equal to 1/10 (one OKTA). PR [WMO306, Volume 1, Descriptor 0-20-011]  
3 TWO_OKTA EEC_LOWESTCLDCOV_TWO_OKTA Greater than 2/10 and less than or equal to 3/10 (two OKTAs). PR [WMO306, Volume 1, Descriptor 0-20-011]  
4 THREE_OKTA EEC_LOWESTCLDCOV_THREE_OKTA 4/10 (three OKTAs). PR [WMO306, Volume 1, Descriptor 0-20-011]  
5 FOUR_OKTA EEC_LOWESTCLDCOV_FOUR_OKTA 5/10 (four OKTAs). PR [WMO306, Volume 1, Descriptor 0-20-011]  
6 FIVE_OKTA EEC_LOWESTCLDCOV_FIVE_OKTA 6/10 (five OKTAs). PR [WMO306, Volume 1, Descriptor 0-20-011]  
7 SIX_OKTA EEC_LOWESTCLDCOV_SIX_OKTA Greater than 7/10 and less than or equal to 8/10 (six OKTAs). PR [WMO306, Volume 1, Descriptor 0-20-011]  
8 SEVEN_OKTA EEC_LOWESTCLDCOV_SEVEN_OKTA Greater than 9/10 but less than 10/10 (seven OKTAs. PR [WMO306, Volume 1, Descriptor 0-20-011]  
9 EIGHT_OKTA EEC_LOWESTCLDCOV_EIGHT_OKTA Equal to 10/10 (eight OKTAs). PR [WMO306, Volume 1, Descriptor 0-20-011]  
10 PARTIAL_OBSCURATION EEC_LOWESTCLDCOV_PARTIAL_OBSCURATION Partial obscuration. PR [WMO306, Volume 1, Descriptor 0-20-011]  
11 SKY_OBSCURED EEC_LOWESTCLDCOV_SKY_OBSCURED Sky obscured by <FOG> and/or other meteorological phenomena. PR [WMO306, Volume 1, Descriptor 0-20-011]  

EDCS Group Labels: AIRBORNE_PARTICLE, ATMOSPHERE, LIGHTING_AND_VISIBILITY

Reference Type: IR

Reference: [WMO407, Paragraph II.7.3, "Total cloud cover and cloud amount"]

Supplemental References: none


EDCS Attribute Label: LOWEST_ELEVATION

EDCS Attribute Symbolic Constant: EAC_LOWEST_ELEVATION

EDCS Attribute Code: 622

Definition:
The least <<ELEVATION>> to any <LOCATION> associated with an <OBJECT>; the lowest elevation.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: LENGTH

EDCS Group Labels: ABSTRACT_OBJECT, LOCATION

Reference Type: IR

Reference: [FACC, Annex B: ZV6]

Supplemental References: none


EDCS Attribute Label: LUMINOUS_LIGHT_RANGE

EDCS Attribute Symbolic Constant: EAC_LUMINOUS_LIGHT_RANGE

EDCS Attribute Code: 623

Definition:
The maximum distance at which a <LIGHT> can be seen under existing visibility conditions and taking no account of the <<HEIGHT_AGL>> of the <LIGHT>, the <<HEIGHT_AGL>> of the observer's eye, the curvature of the <EARTH>, or interference from background <LIGHTING>; the luminous light range.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: LENGTH

EDCS Group Labels: DIMENSION, LIGHTING_AND_VISIBILITY

Reference Type: IR

Reference: [BOWD]

Supplemental References: none


EDCS Attribute Label: LUNAR_DIFFUSED_IRRADIANCE

EDCS Attribute Symbolic Constant: EAC_LUNAR_DIFFUSED_IRRADIANCE

EDCS Attribute Code: 624

Definition:
The diffused lunar incident flux (irradiance) per unit <<AREA>> of the <SURFACE> of an <OBJECT>.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: IRRADIANCE

EDCS Group Labels: EM_PHENOMENON, LIGHTING_AND_VISIBILITY, SPACE, SURFACE

Reference Type: IR

Reference: [GMET]

Supplemental References: none


EDCS Attribute Label: LUNAR_DIRECT_IRRADIANCE

EDCS Attribute Symbolic Constant: EAC_LUNAR_DIRECT_IRRADIANCE

EDCS Attribute Code: 625

Definition:
The direct lunar incident flux (irradiance) per unit <<AREA>> of the <SURFACE> of an <OBJECT>.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: IRRADIANCE

EDCS Group Labels: EM_PHENOMENON, LIGHTING_AND_VISIBILITY, SPACE, SURFACE

Reference Type: IR

Reference: [GMET]

Supplemental References: none


EDCS Attribute Label: LUNAR_ILLUMINATION_FRACTION

EDCS Attribute Symbolic Constant: EAC_LUNAR_ILLUMINATION_FRACTION

EDCS Attribute Code: 626

Definition:
The fraction of the apparent circular disk of the <MOON> that is illuminated by the <SUN>; the lunar illumination fraction.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: PURE_NUMBER

EDCS Group Labels: EM_PHENOMENON, LIGHTING_AND_VISIBILITY, RATE_OR_RATIO, SPACE

Reference Type: n/a

Reference: none

Supplemental References: none


EDCS Attribute Label: LUNAR_RADIANCE_AZIMUTH_GEODETIC

EDCS Attribute Symbolic Constant: EAC_LUNAR_RADIANCE_AZIMUTH_GEODETIC

EDCS Attribute Code: 627

Definition:
The lunar <<INCIDENCE_AZIMUTH_GEODETIC>>.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: PLANE_ANGLE

EDCS Group Labels: ANGULAR_MEASURE, EM_PHENOMENON, LIGHTING_AND_VISIBILITY, SPACE

Reference Type: n/a

Reference: none

Supplemental References: none


EDCS Attribute Label: LUNAR_RADIANCE_ELEV_ANGLE_HORIZONTAL

EDCS Attribute Symbolic Constant: EAC_LUNAR_RADIANCE_ELEV_ANGLE_HORIZONTAL

EDCS Attribute Code: 628

Definition:
The lunar <<INCIDENCE_ELEV_ANGLE_HORIZONTAL>>.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: PLANE_ANGLE

EDCS Group Labels: ANGULAR_MEASURE, EM_PHENOMENON, LIGHTING_AND_VISIBILITY, SPACE

Reference Type: n/a

Reference: none

Supplemental References: none


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