EDCS Reference Manual
EDCS Attribute Dictionary - Concepts whose label begin with the letter I

EDCS Attribute Label: ICAO_AIRSPACE_CLASS

EDCS Attribute Symbolic Constant: EAC_ICAO_AIRSPACE_CLASS

EDCS Attribute Code: 483

Definition:
The class of an ICAO <AIRSPACE>.

EDCS Attribute Value Data Type: ENUMERATION

Code Label Symbolic constant Definition Reference type Reference Supplemental references
1 A EEC_ICAOARSPCCLS_A IFR flights only are permitted, all flights are subject to air traffic control service and are separated from each other; class A. PR [IAN11, 2.6.1]  
2 B EEC_ICAOARSPCCLS_B IFR and VFR flights are permitted and all flights are subject to air traffic control service and IFR flights are separated from each other; class B. PR [IAN11, 2.6.1]  
3 C EEC_ICAOARSPCCLS_C Class <<<B>>> where IFR flights are also separated from VFR flights by air traffic control service; class C. VFR receive traffic information about other VFR flights. PR [IAN11, 2.6.1]  
4 D EEC_ICAOARSPCCLS_D Class <<<B>>> where IFR flights also receive traffic information about VFR flights by air traffic control service; class D. VFR flights receive traffic information about all other flights. PR [IAN11, 2.6.1]  
5 E EEC_ICAOARSPCCLS_E IFR and VFR flights are permitted and IFR flights are subject to air traffic control service and are separated from other IFR flights; class E. All flights receive traffic information as far as is practical. PR [IAN11, 2.6.1]  
6 F EEC_ICAOARSPCCLS_F IFR and VFR flights are permitted and all participating IFR flights receive an air traffic advisory service and all flights receive flight information service if requested; class F. PR [IAN11, 2.6.1]  
7 G EEC_ICAOARSPCCLS_G IFR and VFR flights are permitted and receive flight information service if requested; class G. PR [IAN11, 2.6.1]  

EDCS Group Labels: AIR_TRNSP, TRNSP

Reference Type: PR

Reference: [IAN11, 2.6.1]

Supplemental References: none


EDCS Attribute Label: ICE_COVERAGE_FRACTION

EDCS Attribute Symbolic Constant: EAC_ICE_COVERAGE_FRACTION

EDCS Attribute Code: 484

Definition:
A number between 0 and 1 inclusive representing the linearly-scaled fraction of a <WATERBODY_SURFACE> that is covered by floating <ICE>. Zero means no floating <ICE> is present and one means the <WATERBODY_SURFACE> is completely covered.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: PURE_NUMBER

EDCS Group Labels: ICE, RATE_OR_RATIO, WATERBODY_SURFACE

Reference Type: n/a

Reference: none

Supplemental References: none


EDCS Attribute Label: ICE_COVERED

EDCS Attribute Symbolic Constant: EAC_ICE_COVERED

EDCS Attribute Code: 485

Definition:
An indication that a <WATERBODY_SURFACE> is covered with <ICE>.

EDCS Attribute Value Data Type: BOOLEAN

EDCS Group Labels: ICE, WATERBODY_SURFACE

Reference Type: IR

Reference: [JMCDM, "HIGH-RESOLUTION-ICE-EDGE-NOISE under-ice code"]

Supplemental References: none


EDCS Attribute Label: ICE_DRAFT_ROOT_MEAN_SQUARE

EDCS Attribute Symbolic Constant: EAC_ICE_DRAFT_ROOT_MEAN_SQUARE

EDCS Attribute Code: 486

Definition:
The root-mean-square <<DEPTH>> of the layer of surface <ICE> within a delineated <WATERBODY_SURFACE_REGION>.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: LENGTH

EDCS Group Labels: DIMENSION, ICE, WATERBODY_SURFACE

Reference Type: IR

Reference: [OAML, ICECAP Database]

Supplemental References: none


EDCS Attribute Label: ICE_KEEL_DENSITY

EDCS Attribute Symbolic Constant: EAC_ICE_KEEL_DENSITY

EDCS Attribute Code: 487

Definition:
The areal density of <ICE_KEEL>s within a delineated <WATERBODY_SURFACE_REGION>.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: AREAL_ENTITY_DENSITY

EDCS Group Labels: ICE, RATE_OR_RATIO, WATERBODY_SURFACE

Reference Type: IR

Reference: [OAML, ICECAP Database]

Supplemental References: none


EDCS Attribute Label: ICE_LAYER_THICKNESS

EDCS Attribute Symbolic Constant: EAC_ICE_LAYER_THICKNESS

EDCS Attribute Code: 488

Definition:
The <<THICKNESS>> of a layer of <ICE> on a <WATERBODY_SURFACE>.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: LENGTH

EDCS Group Labels: DIMENSION, ICE, WATERBODY_SURFACE

Reference Type: IR

Reference: [JMCDM, "HYDROLOGICAL-OBSERVATION ice thickness dimension"]

Supplemental References: none


EDCS Attribute Label: ICING_TYPE

EDCS Attribute Symbolic Constant: EAC_ICING_TYPE

EDCS Attribute Code: 489

Definition:
The type of any deposit or coating of <ICE> on an <OBJECT> caused by the impingement and freezing of liquid (usually supercooled) hydrometeors; the icing type.

EDCS Attribute Value Data Type: ENUMERATION

Code Label Symbolic constant Definition Reference type Reference Supplemental references
1 CLEAR_ICE EEC_ICINGTY_CLEAR_ICE Smooth compact <RIME>, usually transparent, fairly amorphous, with a ragged <SURFACE>, and morphologically resembling <ICE_GLAZE>; clear ice. IR [GMET]  
2 HARD_RIME EEC_ICINGTY_HARD_RIME Opaque, granular masses of <RIME> deposited chiefly on vertical <SURFACE>s by a dense supercooled <FOG>; hard rime. Hard rime is more compact and amorphous than <<<SOFT_RIME>>> and may build out into the <WIND> as glazed cones or feathers of <ICE>. IR [GMET]  
3 HOAR_FROST EEC_ICINGTY_HOAR_FROST <HOAR_FROST>. n/a    
4 ICE_GLAZE EEC_ICINGTY_ICE_GLAZE <ICE_GLAZE>. n/a    
5 RIME EEC_ICINGTY_RIME <RIME>. n/a    
6 SOFT_RIME EEC_ICINGTY_SOFT_RIME A white, opaque coating of fine <RIME> deposited chiefly on vertical <SURFACE>s, especially on points and edges of <OBJECT>s, generally in supercooled <FOG>; soft rime. IR [GMET]  

EDCS Group Labels: ICE

Reference Type: IR

Reference: [GMET]

Supplemental References: none


EDCS Attribute Label: IGNITION_FLASH_INTENSITY

EDCS Attribute Symbolic Constant: EAC_IGNITION_FLASH_INTENSITY

EDCS Attribute Code: 490

Definition:
A number between 0 and 1 inclusive representing the linearly-scaled fraction of the transient illumination intensity that is associated with an <OBJECT> and that has been induced by ignition of a combustible <MATERIAL>. EXAMPLE Launch of a <MUNITION>. Zero means no intensity at all and one means maximum intensity.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: PURE_NUMBER

EDCS Group Labels: ABSTRACT_OBJECT, EM_PHENOMENON, LIGHTING_AND_VISIBILITY, RATE_OR_RATIO

Reference Type: IR

Reference: [EBEV, 4.3.2, Bit: 16 (Launch Flash)]

Supplemental References: [EBEV, 4.3.1.1, Bit: 16 (Launcher)]


EDCS Attribute Label: ILLUMINANCE

EDCS Attribute Symbolic Constant: EAC_ILLUMINANCE

EDCS Attribute Code: 491

Definition:
The photometric equivalent of irradiance that is obtained by integrating spectral irradiance weighted by luminous efficiency over the visible spectrum; the illuminance.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: RADIANT_ENERGY_FLUENCE

EDCS Group Labels: EM_PHENOMENON, LIGHTING_AND_VISIBILITY

Reference Type: IR

Reference: [GMET, "illuminance"]

Supplemental References: none


EDCS Attribute Label: ILLUMINANCE_DIRECT

EDCS Attribute Symbolic Constant: EAC_ILLUMINANCE_DIRECT

EDCS Attribute Code: 492

Definition:
The amount of <<ILLUMINANCE>> that is direct (rather than diffuse).

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: RADIANT_ENERGY_FLUENCE

EDCS Group Labels: EM_PHENOMENON, LIGHTING_AND_VISIBILITY

Reference Type: n/a

Reference: none

Supplemental References: none


EDCS Attribute Label: ILLUMINANCE_DIRECT_FROM_PRINCIPAL_SOURCE

EDCS Attribute Symbolic Constant: EAC_ILLUMINANCE_DIRECT_FROM_PRINCIPAL_SOURCE

EDCS Attribute Code: 493

Definition:
The <<ILLUMINANCE_DIRECT>> from the principal source of illumination (for example: the <SUN> and/or an illumination flare).

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: RADIANT_ENERGY_FLUENCE

EDCS Group Labels: EM_PHENOMENON, LIGHTING_AND_VISIBILITY, SPACE

Reference Type: n/a

Reference: none

Supplemental References: none


EDCS Attribute Label: IMO_ADOPTED

EDCS Attribute Symbolic Constant: EAC_IMO_ADOPTED

EDCS Attribute Code: 494

Definition:
An indication that an <OBJECT> has been adopted by the IMO.

EDCS Attribute Value Data Type: BOOLEAN

EDCS Group Labels: ABSTRACT_OBJECT

Reference Type: IR

Reference: [FACC, Annex B: IAS]

Supplemental References: none


EDCS Attribute Label: INCIDENCE_AZIMUTH_GEODETIC

EDCS Attribute Symbolic Constant: EAC_INCIDENCE_AZIMUTH_GEODETIC

EDCS Attribute Code: 495

Definition:
The <<VECTOR_AZIMUTH_GEODETIC>> toward the source of incident light (the <DIRECTION> negative to the Poynting vector).

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: PLANE_ANGLE

EDCS Group Labels: ANGULAR_MEASURE, EM_PHENOMENON, LIGHTING_AND_VISIBILITY

Reference Type: IR

Reference: [TRHT]

Supplemental References: none


EDCS Attribute Label: INCIDENCE_AZIMUTH_LOCAL

EDCS Attribute Symbolic Constant: EAC_INCIDENCE_AZIMUTH_LOCAL

EDCS Attribute Code: 496

Definition:
The <<VECTOR_AZIMUTH_LOCAL>> toward the source of incident light (the <DIRECTION> negative to the Poynting vector).

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: PLANE_ANGLE

EDCS Group Labels: ANGULAR_MEASURE, EM_PHENOMENON, LIGHTING_AND_VISIBILITY

Reference Type: IR

Reference: [TRHT]

Supplemental References: none


EDCS Attribute Label: INCIDENCE_AZIMUTH_MAGNETIC

EDCS Attribute Symbolic Constant: EAC_INCIDENCE_AZIMUTH_MAGNETIC

EDCS Attribute Code: 497

Definition:
The <<VECTOR_AZIMUTH_MAGNETIC>> toward the source of incident light (the <DIRECTION> negative to the Poynting vector).

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: PLANE_ANGLE

EDCS Group Labels: ANGULAR_MEASURE, EM_PHENOMENON, LIGHTING_AND_VISIBILITY

Reference Type: IR

Reference: [TRHT]

Supplemental References: none


EDCS Attribute Label: INCIDENCE_ELEV_ANGLE_HORIZONTAL

EDCS Attribute Symbolic Constant: EAC_INCIDENCE_ELEV_ANGLE_HORIZONTAL

EDCS Attribute Code: 498

Definition:
The <<VECTOR_ELEV_ANGLE_HORIZONTAL>> toward the source of incident light (the <DIRECTION> negative to the Poynting vector).

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: PLANE_ANGLE

EDCS Group Labels: ANGULAR_MEASURE, EM_PHENOMENON, LIGHTING_AND_VISIBILITY

Reference Type: IR

Reference: [TRHT]

Supplemental References: none


EDCS Attribute Label: INCIDENCE_ELEV_ANGLE_LOCAL

EDCS Attribute Symbolic Constant: EAC_INCIDENCE_ELEV_ANGLE_LOCAL

EDCS Attribute Code: 499

Definition:
The <<VECTOR_ELEV_ANGLE_LOCAL>> toward the source of incident light (the <DIRECTION> negative to the Poynting vector).

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: PLANE_ANGLE

EDCS Group Labels: ANGULAR_MEASURE, EM_PHENOMENON, LIGHTING_AND_VISIBILITY

Reference Type: IR

Reference: [TRHT]

Supplemental References: none


EDCS Attribute Label: INCIDENCE_ZENITH_ANGLE_LOCAL

EDCS Attribute Symbolic Constant: EAC_INCIDENCE_ZENITH_ANGLE_LOCAL

EDCS Attribute Code: 500

Definition:
The angle at a <LOCATION> on a <SURFACE> between the vectors A and B, where A is the surface normal vector and B is the <DIRECTION> from which the source light is incident on that point (the negative of the Poynting vector). The positive sense is clockwise when looking in the <DIRECTION> of the cross product AxB.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: PLANE_ANGLE

EDCS Group Labels: ANGULAR_MEASURE, EM_PHENOMENON, LIGHTING_AND_VISIBILITY, SURFACE

Reference Type: IR

Reference: [TRHT]

Supplemental References: none


EDCS Attribute Label: INFRARED_HEAT_FLUX

EDCS Attribute Symbolic Constant: EAC_INFRARED_HEAT_FLUX

EDCS Attribute Code: 501

Definition:
The rate of flow (flux) of heat to a <SYSTEM> due to infrared radiation.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: IRRADIANCE

EDCS Group Labels: EM_PHENOMENON, RATE_OR_RATIO, TEMPERATURE

Reference Type: IR

Reference: [GMET]

Supplemental References: none


EDCS Attribute Label: INLAND_HYDROGRAPHIC_PERMANENCE

EDCS Attribute Symbolic Constant: EAC_INLAND_HYDROGRAPHIC_PERMANENCE

EDCS Attribute Code: 502

Definition:
The permanence of an inland hydrographic <OBJECT>.

EDCS Attribute Value Data Type: ENUMERATION

Code Label Symbolic constant Definition Reference type Reference Supplemental references
1 EPHEMERAL EEC_INLHYDRGPERM_EPHEMERAL Ephemeral. IR [FACC, Annex B, AHC:3]  
2 INTERMITTENT EEC_INLHYDRGPERM_INTERMITTENT Intermittent. IR [FACC, Annex B, AHC:2]  
3 PERENNIAL EEC_INLHYDRGPERM_PERENNIAL Perennial. IR [FACC, Annex B, AHC:1]  

EDCS Group Labels: TIME, HYDROLOGY

Reference Type: IR

Reference: [FACC, Annex B: AHC]

Supplemental References: none


EDCS Attribute Label: INLAND_WATER_OBSTRUCTION

EDCS Attribute Symbolic Constant: EAC_INLAND_WATER_OBSTRUCTION

EDCS Attribute Code: 503

Definition:
An indication that an <OBJECT> in <INLAND_WATER> is an obstruction to the movement of <VESSEL>s.

EDCS Attribute Value Data Type: BOOLEAN

EDCS Group Labels: ABSTRACT_OBJECT, HYDROGRAPHIC_TRNSP, HYDROLOGY, TRNSP

Reference Type: IR

Reference: [FACC, Annex B: IWO]

Supplemental References: none


EDCS Attribute Label: INSIDE_DIAMETER

EDCS Attribute Symbolic Constant: EAC_INSIDE_DIAMETER

EDCS Attribute Code: 504

Definition:
The diameter of a cylindrical or spherical <OBJECT> measured using the inside <SURFACE>s.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: LENGTH

EDCS Group Labels: ABSTRACT_OBJECT, DIMENSION

Reference Type: n/a

Reference: none

Supplemental References: none


EDCS Attribute Label: INSTALLATION_BUOY_TYPE

EDCS Attribute Symbolic Constant: EAC_INSTALLATION_BUOY_TYPE

EDCS Attribute Code: 505

Definition:
The type of an installation <BUOY>.

EDCS Attribute Value Data Type: ENUMERATION

Code Label Symbolic constant Definition Reference type Reference Supplemental references
1 CATENARY_ANCHOR EEC_INSTBUOYTY_CATENARY_ANCHOR Incorporates a large <BUOY> that remains on the <SURFACE> at all times and is moored by 4 or more anchors; a catenary anchor leg mooring. Mooring hawsers and cargo hoses lead from a turntable on top of the <BUOY> so that the <BUOY> does not turn as the <VESSEL> swings to wind and stream. IR [S57A, Attribute, CATINB:1] [FACC, Annex B, IBC:1]
2 SINGLE EEC_INSTBUOYTY_SINGLE A mooring <STRUCTURE> used by tanker <VESSEL>s to load and unload in port approaches or in offshore oil and gas fields; a single point mooring. The size of the <STRUCTURE> can vary between a large mooring <BUOY> and a manned floating <STRUCTURE>. IR [S57A, Attribute, CATINB:2] [FACC, Annex B, IBC:2]

EDCS Group Labels: HYDROGRAPHIC_ARTEFACT, HYDROGRAPHIC_TRNSP, TRNSP, WATERBODY_SURFACE

Reference Type: IR

Reference: [FACC, Annex B: IBC]

Supplemental References: none


EDCS Attribute Label: INTEG_BIDIRECTIONAL_REFLECTANCE_DISTRIBUTION_FUNCTION

EDCS Attribute Symbolic Constant: EAC_INTEG_BIDIRECTIONAL_REFLECTANCE_DISTRIBUTION_FUNCTION

EDCS Attribute Code: 506

Definition:
The ratio, for a particular material <SURFACE>, of the differential reflected <<RADIANCE>> into a unit solid angle about a particular (reflected) <DIRECTION> to the differential incident flux per unit surface <<AREA>> (irradiance) from a particular (incident) <DIRECTION>; bi-directional reflectance distribution function or directional-directional reflectance. This quantity is a function of the incident and reflected zenith and azimuth angles. This quantity is wavelength-band integrated, the units are inverse solid angle, and the particular band is specified separately.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: RECIPROCAL_SOLID_ANGLE

EDCS Group Labels: ALGORITHM_RELATED, EM_PHENOMENON, LIGHTING_AND_VISIBILITY, SURFACE

Reference Type: IR

Reference: [TRHT]

Supplemental References: none


EDCS Attribute Label: INTEG_DIRECTIONAL_HEMISPHERICAL_REFLECTIVITY

EDCS Attribute Symbolic Constant: EAC_INTEG_DIRECTIONAL_HEMISPHERICAL_REFLECTIVITY

EDCS Attribute Code: 507

Definition:
The ratio, for a particular material <SURFACE> and unit solid angle about a particular incident <DIRECTION>, of the reflected <<RADIANCE>> into the hemisphere above that <SURFACE> to the incident <<RADIANCE>>. This quantity is also defined as the integral over the reflected hemisphere of the BRDF times the cosine of the angle between the surface normal and the reflection <DIRECTION> times the differential reflection solid angle. It is a function of the zenith and azimuth angles of the incident light and is wavelength-band integrated; therefore the quantity is unitless and the particular band is specified separately.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: PURE_NUMBER

EDCS Group Labels: EM_PHENOMENON, LIGHTING_AND_VISIBILITY, RATE_OR_RATIO, SURFACE

Reference Type: IR

Reference: [TRHT]

Supplemental References: none


EDCS Attribute Label: INTEG_HEMISPHERICAL_DIRECTIONAL_REFLECTIVITY

EDCS Attribute Symbolic Constant: EAC_INTEG_HEMISPHERICAL_DIRECTIONAL_REFLECTIVITY

EDCS Attribute Code: 508

Definition:
The ratio, for a particular material <SURFACE> and unit solid angle about a particular reflection <DIRECTION>, of the reflected <<RADIANCE>> into that solid angle to the purely diffuse, total incident <<RADIANCE>> from the hemisphere above that <SURFACE>.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: PURE_NUMBER

EDCS Group Labels: EM_PHENOMENON, LIGHTING_AND_VISIBILITY, RATE_OR_RATIO, SURFACE

Reference Type: IR

Reference: [TRHT]

Supplemental References: none


EDCS Attribute Label: INTEG_HEMISPHERICAL_HEMISPHERICAL_REFLECTIVITY

EDCS Attribute Symbolic Constant: EAC_INTEG_HEMISPHERICAL_HEMISPHERICAL_REFLECTIVITY

EDCS Attribute Code: 509

Definition:
The ratio, for a particular material <SURFACE> and unit solid angle about a particular reflection <DIRECTION>, of the reflected <<RADIANCE>> into that solid angle to the purely diffuse, total incident <<RADIANCE>> from the hemisphere above that <SURFACE>. This quantity is also defined as the integral over the incident hemisphere of the BRDF times the cosine of the angle between the surface normal and the incidence <DIRECTION> times the differential incident solid angle. It is a function of the zenith and azimuth angles of the reflected light and is wavelength-band integrated; therefore the quantity is unitless and the particular band is specified separately.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: PURE_NUMBER

EDCS Group Labels: EM_PHENOMENON, LIGHTING_AND_VISIBILITY, RATE_OR_RATIO, SURFACE

Reference Type: IR

Reference: [TRHT]

Supplemental References: none


EDCS Attribute Label: INTERCHANGE_TRAVERSABILITY

EDCS Attribute Symbolic Constant: EAC_INTERCHANGE_TRAVERSABILITY

EDCS Attribute Code: 510

Definition:
The traversability provided at a four-way <ROAD_INTERCHANGE> between the entry segments of adjacent <ROAD>s. Each entry segment necessarily connects to an opposing exiting segment (two pairs are thus formed) and optionally to either of the adjacent left or right entry segments. The first entry segment is that entering the interchange in the <DIRECTION> of the associated <BRIDGE_SPAN>; the remaining three entry segments are ordered in a counter-clockwise <DIRECTION> with the third entry serving as the exit for the first entry, and similarly the fourth for the second. Formatted in a Basic Latin string containing exactly four characters with the ith character corresponding to traversability from the ith entry (i = 1, 2, 3 and 4). Each character position in the string contains one of the characters N (no turns), R (right turn), L (left turn) or B (both right and left turn). EXAMPLE "NRBL" means no turns from first entry; right turn from second entry; right and left turn from third entry; and left turn from fourth entry.

EDCS Attribute Value Data Type: CONSTRAINED_STRING

EDCS Group Labels: LAND_TRNSP, TRNSP

Reference Type: n/a

Reference: none

Supplemental References: none


EDCS Attribute Label: INTEREST_TYPE

EDCS Attribute Symbolic Constant: EAC_INTEREST_TYPE

EDCS Attribute Code: 511

Definition:
The reason an <OBJECT> is of interest.

EDCS Attribute Value Data Type: ENUMERATION

Code Label Symbolic constant Definition Reference type Reference Supplemental references
1 FAMOUS_RESIDENCE EEC_INTRSTTY_FAMOUS_RESIDENCE A famous place of residence. n/a   [SOED, "residence", b]
2 HISTORIC_BATTLEFIELD EEC_INTRSTTY_HISTORIC_BATTLEFIELD An historic battlefield. IR [FACC, Annex B, POI:1]  
3 HISTORIC_MONUMENT EEC_INTRSTTY_HISTORIC_MONUMENT An historic monument. n/a   [SOED, "monument", 4]

EDCS Group Labels: ABSTRACT_OBJECT

Reference Type: IR

Reference: [FACC, Annex B: POI]

Supplemental References: none


EDCS Attribute Label: INTERIOR_AIR_EXCHANGE_RATE

EDCS Attribute Symbolic Constant: EAC_INTERIOR_AIR_EXCHANGE_RATE

EDCS Attribute Code: 512

Definition:
The number of complete exchanges of the interior <AIR> in a <STRUCTURE> per unit time; the interior air exchange rate.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: RATE

EDCS Group Labels: ATMOSPHERE, BUILDING_COMPONENT, RATE_OR_RATIO

Reference Type: IR

Reference: [HVACS]

Supplemental References: none


EDCS Attribute Label: INTERIOR_LIGHTING_INTENSITY

EDCS Attribute Symbolic Constant: EAC_INTERIOR_LIGHTING_INTENSITY

EDCS Attribute Code: 513

Definition:
A number between 0 and 1 inclusive representing the linearly-scaled fractional intensity of the general internal <LIGHTING> of an <OBJECT>. Zero means unlit and one means maximum intensity.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: PURE_NUMBER

EDCS Group Labels: LIGHTING_AND_VISIBILITY, RATE_OR_RATIO

Reference Type: IR

Reference: [EBEV, 4.3.1.1, Bit: 29 (Interior Lights)]

Supplemental References: none


EDCS Attribute Label: INTERIOR_WALL_CONSTRUCTION_TYPE

EDCS Attribute Symbolic Constant: EAC_INTERIOR_WALL_CONSTRUCTION_TYPE

EDCS Attribute Code: 514

Definition:
The type of <MATERIAL> and/or techniques used to construct an <INTERIOR_WALL>.

EDCS Attribute Value Data Type: ENUMERATION

Code Label Symbolic constant Definition Reference type Reference Supplemental references
1 CONCRETE EEC_INTRWALLCNSTCT_CONCRETE Concrete. n/a   [SOED, "concrete", 1]
2 GYPSUM_ON_METAL EEC_INTRWALLCNSTCT_GYPSUM_ON_METAL Gypsum wallboard secured to metal studs. n/a    
3 GYPSUM_ON_WOOD EEC_INTRWALLCNSTCT_GYPSUM_ON_WOOD Gypsum wallboard secured to wood studs. n/a    
4 HOLLOW_CONCRETE_BLOCK EEC_INTRWALLCNSTCT_HOLLOW_CONCRETE_BLOCK Hollow concrete blocks cemented with mortar. n/a    
5 HOLLOW_FIRED_CLAY_BLOCK EEC_INTRWALLCNSTCT_HOLLOW_FIRED_CLAY_BLOCK Hollow fired clay blocks cemented with mortar. n/a    
6 LATH_PLASTER EEC_INTRWALLCNSTCT_LATH_PLASTER Lath and plaster on wood studs. n/a    
7 MASONRY EEC_INTRWALLCNSTCT_MASONRY Masonry. n/a   [SOED, "masonry", 1]
8 REINFORCED_CONCRETE EEC_INTRWALLCNSTCT_REINFORCED_CONCRETE Reinforced <<<CONCRETE>>>. n/a   [SOED, "reinforced concrete"]

EDCS Group Labels: BUILDING_COMPONENT, MATERIAL

Reference Type: n/a

Reference: none

Supplemental References: none


EDCS Attribute Label: INTERNAL_FLOW_SPEED

EDCS Attribute Symbolic Constant: EAC_INTERNAL_FLOW_SPEED

EDCS Attribute Code: 515

Definition:
The <<SPEED>> of any internal convective flow within an <OBJECT>.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: SPEED

EDCS Group Labels: ABSTRACT_OBJECT, RATE_OR_RATIO

Reference Type: n/a

Reference: none

Supplemental References: none


EDCS Attribute Label: INTERNAL_FROUDE_NUMBER_ATM

EDCS Attribute Symbolic Constant: EAC_INTERNAL_FROUDE_NUMBER_ATM

EDCS Attribute Code: 1677

Definition:
A modified Froude number used for atmospheric flows over <HILL>s or other obstacles given by the non-dimensional ratio of the fluid speed to the product of Brunt-Väisälä frequency and a characteristic length; internal Froude number atmospheric.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: PURE_NUMBER

EDCS Group Labels: FLUID_CONDITION, RATE_OR_RATIO

Reference Type: IR

Reference: [GMET, "Froude Number", #2]

Supplemental References: none


EDCS Attribute Label: INTERNAL_TEMPERATURE

EDCS Attribute Symbolic Constant: EAC_INTERNAL_TEMPERATURE

EDCS Attribute Code: 516

Definition:
The internal <<TEMPERATURE>> of a <MATERIAL> or <OBJECT>.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: THERMO_TEMPERATURE

EDCS Group Labels: ABSTRACT_OBJECT, MATERIAL, TEMPERATURE

Reference Type: n/a

Reference: none

Supplemental References: none


EDCS Attribute Label: INTERNALLY_HEATED

EDCS Attribute Symbolic Constant: EAC_INTERNALLY_HEATED

EDCS Attribute Code: 1668

Definition:
Indication that the <<TEMPERATURE>> of a <MAN_MADE_OBJECT> is being influenced by an internal heat source.

EDCS Attribute Value Data Type: BOOLEAN

EDCS Group Labels: TEMPERATURE

Reference Type: n/a

Reference: none

Supplemental References: none


EDCS Attribute Label: IONOSPHERIC_SCINT_EAST_DRIFT

EDCS Attribute Symbolic Constant: EAC_IONOSPHERIC_SCINT_EAST_DRIFT

EDCS Attribute Code: 517

Definition:
The <<SPEED>> of eastward drift of the electromagnetic scintillation density irregularities in an <IONOSPHERE>.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: SPEED

EDCS Group Labels: ATMOSPHERE, EM_PHENOMENON, RATE_OR_RATIO, SPACE

Reference Type: IR

Reference: [IONSP]

Supplemental References: none


EDCS Attribute Label: IONOSPHERIC_SCINT_MAXIMUM_SIZE

EDCS Attribute Symbolic Constant: EAC_IONOSPHERIC_SCINT_MAXIMUM_SIZE

EDCS Attribute Code: 518

Definition:
The upper limit on the size of the electromagnetic scintillation density irregularities in an <IONOSPHERE>.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: LENGTH

EDCS Group Labels: ATMOSPHERE, DIMENSION, EM_PHENOMENON, SPACE

Reference Type: IR

Reference: [IONSP]

Supplemental References: none


EDCS Attribute Label: IONOSPHERIC_SCINT_NORTH_DRIFT

EDCS Attribute Symbolic Constant: EAC_IONOSPHERIC_SCINT_NORTH_DRIFT

EDCS Attribute Code: 519

Definition:
The <<SPEED>> of northward drift of the electromagnetic scintillation density irregularities in an <IONOSPHERE>.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: SPEED

EDCS Group Labels: ATMOSPHERE, EM_PHENOMENON, RATE_OR_RATIO, SPACE

Reference Type: IR

Reference: [IONSP]

Supplemental References: none


EDCS Attribute Label: IONOSPHERIC_SCINT_PHASE_ALTITUDE

EDCS Attribute Symbolic Constant: EAC_IONOSPHERIC_SCINT_PHASE_ALTITUDE

EDCS Attribute Code: 520

Definition:
The <<ALTITUDE_MSL>> of the equivalent electromagnetic scintillation phase screen in an <IONOSPHERE>.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: LENGTH

EDCS Group Labels: ATMOSPHERE, EM_PHENOMENON, LOCATION, SPACE

Reference Type: IR

Reference: [IONSP]

Supplemental References: none


EDCS Attribute Label: IONOSPHERIC_SCINT_STRUCTURE_ANGLE

EDCS Attribute Symbolic Constant: EAC_IONOSPHERIC_SCINT_STRUCTURE_ANGLE

EDCS Attribute Code: 521

Definition:
The angle between the electromagnetic scintillation irregularities and <LINE>s of the local <MAGNETIC_FIELD>; the ionospheric scintillation structure angle. If zero, all ionospheric plasma density irregularities are aligned along the local <MAGNETIC_FIELD>.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: PLANE_ANGLE

EDCS Group Labels: ANGULAR_MEASURE, EM_PHENOMENON

Reference Type: IR

Reference: [IONSP]

Supplemental References: none


EDCS Attribute Label: IONOSPHERIC_SCINT_UP_DRIFT

EDCS Attribute Symbolic Constant: EAC_IONOSPHERIC_SCINT_UP_DRIFT

EDCS Attribute Code: 522

Definition:
The <<SPEED>> of upward drift of the electromagnetic scintillation density irregularities in an <IONOSPHERE>.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: SPEED

EDCS Group Labels: ATMOSPHERE, RATE_OR_RATIO, SPACE

Reference Type: IR

Reference: [IONSP]

Supplemental References: none


EDCS Attribute Label: IRRIGATION_METHOD

EDCS Attribute Symbolic Constant: EAC_IRRIGATION_METHOD

EDCS Attribute Code: 523

Definition:
The method used to supply crops with <WATER>; the irrigation method.

EDCS Attribute Value Data Type: ENUMERATION

Code Label Symbolic constant Definition Reference type Reference Supplemental references
1 DITCH EEC_IRRIGMETH_DITCH Utilizes a <SYSTEM> of <IRRIGATION_DITCH>s for the distribution of <WATER> for agricultural use. IR [FACC, Annex B, FTC:4]  
2 SPRINKLER EEC_IRRIGMETH_SPRINKLER Utilizes an aerial mist or spray rather than applying <WATER> directly on the <SURFACE> of the <SOIL>; sprinkler. n/a   [SOED, "sprinkler", 1]

EDCS Group Labels: AGRICULTURE, LIVING_ORGANISM, PLANT, USAGE_REGION

Reference Type: IR

Reference: [FACC, Annex B: FTC]

Supplemental References: none


EDCS Attribute Label: ISLAMIC_DENOMINATIONAL_FAMILY

EDCS Attribute Symbolic Constant: EAC_ISLAMIC_DENOMINATIONAL_FAMILY

EDCS Attribute Code: 524

Definition:
The designation of a <NON_EMPTY_SET> of closely related Islamic religious denominations, often ones which were at one time part of a single movement but are now separate religious denominations; the Islamic denominational family.

EDCS Attribute Value Data Type: ENUMERATION

Code Label Symbolic constant Definition Reference type Reference Supplemental references
1 AHMADIYA EEC_ISLMDENOMFAM_AHMADIYA Messianic movement derived from Shia Islam, following 1889 founder Ghulam Ahmad; Ahmadiya. IR [WCE]  
2 ALAWITE EEC_ISLMDENOMFAM_ALAWITE Followers of Alawiya, a sect of Shia Islam in Latakia province Syria, Lebanon, and Celicia, Turkey; Alawite. IR [WCE]  
3 BADAWIYA EEC_ISLMDENOMFAM_BADAWIYA A major order of Sufi Islam in Egypt; Badawiya. IR [WCE]  
4 HANAFITE EEC_ISLMDENOMFAM_HANAFITE Followers of Hanafiya, the most liberal of the four schools of Sunni Islamic law, and by far the most widespread; Hanafite. IR [WCE]  
5 HANBALITE EEC_ISLMDENOMFAM_HANBALITE Followers of Hanabila, the most rigid of the four schools of Sunni Islamic law; mainly in Central Arabia; Hanabalite. IR [WCE]  
6 ISMAILI EEC_ISLMDENOMFAM_ISMAILI Followers of Ishaliya, the second largest sect of Shia Islam; Ismaili or Seveners. IR [WCE]  
7 ITHNA_ASHARI EEC_ISLMDENOMFAM_ITHNA_ASHARI Followers of Ithna-Ashariya, the largest sect of Shia Islam; Ashari, Ithna-Ashari or Twelvers. IR [WCE]  
8 MADARIYA EEC_ISLMDENOMFAM_MADARIYA A major order of Sufi Islam in Northern India and Nepal; Madariya. IR [WCE]  
9 MALAKITE EEC_ISLMDENOMFAM_MALAKITE Followers of Malikiya, one of the four schools of Sunni Islamic law; Malakite. IR [WCE]  
10 NATION_OF_ISLAM EEC_ISLMDENOMFAM_NATION_OF_ISLAM Followers of Elijah Mohammed; a sect of Islam found in the West; Nation of Islam, Black Muslims. IR [WCE]  
11 QADIRIYA EEC_ISLMDENOMFAM_QADIRIYA The oldest order of Sufi Islam, widespread in over 50 countries from Senegal to Malaysia; Qadiriya. IR [WCE]  
12 SHAFFITE EEC_ISLMDENOMFAM_SHAFFITE Followers of Shafiiya, one of the four schools of Sunni Islamic law; Shaffite. IR [WCE]  
13 SHIA EEC_ISLMDENOMFAM_SHIA Shia. IR [WCE]  
14 SUFI EEC_ISLMDENOMFAM_SUFI Members of one of approximately 70 orders of Sunni Islam believing in mysticism and asceticism; Sufi. IR [WCE]  
15 SUNNI EEC_ISLMDENOMFAM_SUNNI Sunni. IR [WCE]  
16 WAHABI EEC_ISLMDENOMFAM_WAHABI Wahabi. IR [WCE]  
17 ZAYDI EEC_ISLMDENOMFAM_ZAYDI A sect of Islam in Yemen that constitutes of one of the four major sects of Shia Islam; Zaydi or Fivers. IR [WCE]  

EDCS Group Labels: RELIGION

Reference Type: IR

Reference: [WCE]

Supplemental References: none


EDCS Attribute Label: ISOBARIC_SURFACE_LEVEL

EDCS Attribute Symbolic Constant: EAC_ISOBARIC_SURFACE_LEVEL

EDCS Attribute Code: 525

Definition:
The <<ALTITUDE_MSL>> of a standard isobaric <SURFACE> in units proportional to the potential energy of unit <<MASS>> (geopotential) at that <SURFACE>.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: GEOPOTENTIAL_ENERGY_LENGTH

EDCS Group Labels: ATMOSPHERE, LOCATION

Reference Type: PR

Reference: [WMO306, Part 1, symbolic code, "hhh"]

Supplemental References: none


EDCS Attribute Label: ISOLATED

EDCS Attribute Symbolic Constant: EAC_ISOLATED

EDCS Attribute Code: 526

Definition:
An indication that a <FACILITY> is isolated.

EDCS Attribute Value Data Type: BOOLEAN

EDCS Group Labels: ABSTRACT_OBJECT

Reference Type: IR

Reference: [FAD, Annex B: ISS]

Supplemental References: none


EDCS Attribute Label: ISOLATED_COMMUNICATION_LINE

EDCS Attribute Symbolic Constant: EAC_ISOLATED_COMMUNICATION_LINE

EDCS Attribute Code: 527

Definition:
An indication that a communication line is in the open (isolated), as opposed to being in the midst of other <OBJECT>s (not isolated).

EDCS Attribute Value Data Type: BOOLEAN

EDCS Group Labels: COMMUNICATION, INFRASTRUCTURE

Reference Type: IR

Reference: [FACC, Annex B: CLI]

Supplemental References: none


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