Table 6.6 — EAs with labels beginning with B
Label Concept definition Figure(s) Attribute value type EQ label Code
BALCONY_CONFIGURATION The configuration of a <BALCONY>.   ENUMERATION   1713
BALCONY_TYPE The type, <LOCATION>, or purpose of a <BALCONY>.   ENUMERATION   145
BALEEN_WHALE_CATCH_PER_YEAR The number of baleen <WHALE>s caught within a one-year <<TIME_QUANTITY>>; baleen whale catch per year.   COUNT   146
BARGE_LOAD_RESTRICTIONS The description of any load restrictions that apply to barges using a <WATERBODY_ROUTE> or marine <FACILITY>.   STRING   147
BASEMENT_CONSTRUCTION_MATERIAL The <MATERIAL> used to construct a <BASEMENT>; basement construction material.   ENUMERATION   148
BEACH_PORTION The relative portion of a <BEACH>.   ENUMERATION   149
BEACON_PRESENT An indication that an <OBJECT> has an associated <BEACON>; beacon present.   BOOLEAN   150
BEACON_SECTOR_FIRST_LIMIT The <<GEODETIC_AZIMUTH>> of the first limit of a sector of a <BEACON> or radio transponder <BEACON>.   REAL PLANE_ANGLE 151
BEACON_SECTOR_SECOND_LIMIT The <<GEODETIC_AZIMUTH>> of the second limit of a sector of a <LIGHT> or radio transponder <BEACON>.   REAL PLANE_ANGLE 152
BEARING_AND_RECIPROCAL The horizontal <DIRECTION> (for example: along a track and/or along a <ROUTE>) of one terrestrial <LOCATION> from another; bearing and reciprocal. The value is formatted in a Basic Latin string as the angular distance in arc degrees from a reference <DIRECTION> in 0,1 arc degree increments, followed by a hyphen, and the followed by the reciprocal bearing.
EXAMPLE     "053,1-233,1".
  CONSTRAINED_STRING   153
BEARING_FROM_SEAWARD The <<GEODETIC_AZIMUTH>> of the true course of a <VESSEL> when proceeding from seaward; bearing from seaward.   REAL PLANE_ANGLE 154
BEAUFORT_WIND_SCALE The force of a <WIND> on the Beaufort scale (originally based on the associated state of a <WATERBODY_SURFACE>).   ENUMERATION   155
BEDROCK_SURFACE-
_COMPRESSIONAL_VELOCITY
The <<VELOCITY>> of displacement of <BEDROCK> in the same <DIRECTION> as a compressional (density) wave in the top ten metres of that <BEDROCK>; bedrock surface compressional velocity.   REAL SPEED 156
BEDROCK_SURFACE_DENSITY The mean density of the top ten metres of <BEDROCK> in a specified <TERRAIN_SURFACE_REGION>; bedrock surface density.   REAL VOLUMIC_MASS 157
BEDROCK_SURFACE_SHEAR_VELOCITY The <<VELOCITY>> of displacement of <BEDROCK> in a <DIRECTION> that is perpendicular to a compressional (density) wave in the top ten metres of that <BEDROCK>; bedrock surface shear velocity.   REAL SPEED 158
BELOW_STATION_CLOUD_COVERAGE Cloud coverage of the sky below an <OBSERVATION_STATION> located among <MOUNTAIN>s on <EARTH>.   ENUMERATION   159
BELOW_STATION_CLOUD_TOP-
_CHARACTERISTICS
The characteristics of the <CLOUD_TOP> or a <CLOUD_LAYER> below an <OBSERVATION_STATION> located in the <MOUNTAIN>s on <EARTH>.   ENUMERATION   161
BELOW_STATION_CLOUD_TOP_LEVEL The highest <SURFACE> of a <CLOUD_TOP> or a <CLOUD_LAYER> relative to an <<ATM_VERTICAL_REFERENCE>> below an <OBSERVATION_STATION> located in the <MOUNTAIN>s on <EARTH>; below station cloud top level.   REAL LENGTH 160
BELOW_STATION_CLOUD_TYPE The type of <CLOUD>s that comprise a <CLOUD_LAYER> below an <OBSERVATION_STATION> located in the <MOUNTAIN>s on <EARTH>.   ENUMERATION   162
BENCHMARK_TYPE The type of a <BENCHMARK>.   ENUMERATION   163
BERTH_IDENTIFIER The textual identifier of a <VESSEL_BERTH>.   STRING   164
BERTH_TYPE The type of decked marine <STRUCTURE> at a <VESSEL_BERTH>. The type is based on configuration and structure.   ENUMERATION   165
BIDIRECTIONAL An indication that an <OBJECT> supports bidirectional flow.   BOOLEAN   166
BIDIRECTIONAL_REFLECTANCE-
_DISTRIBUTION_FUNCTION
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>; bidirectional reflectance distribution function. This quantity, which is also known as directional-directional reflectance, is a function of the <<INCIDENCE_ZENITH_ANGLE_LOCAL>>, <<INCIDENCE_AZIMUTH_LOCAL>>, <<REFLECTANCE_ZENITH_ANGLE_LOCAL>>, and <<REFLECTANCE_AZIMUTH_LOCAL>>. This quantity is spectral (a distribution function in <<WAVELENGTH>>) and is measured in terms of inverse solid angle and inverse <<WAVELENGTH>> bin size.   REAL SPECTRAL_RECIPROCAL_SOLID_ANGLE 167
BIOLOGIC_AGENT_ATM-
_CONCENTRATION
The concentration of a biologic agent suspended in an <ATMOSPHERE>.   REAL VOLUMIC_MASS 168
BIOLOGIC_AGENT_SURFACE-
_CONCENTRATION
The concentration of a biologic agent contained in a layer on the <SURFACE> of an <OBJECT>.   REAL SURFACE_DENSITY 169
BIOLOGIC_AGENT_TYPE The type of a biologic agent that can kill, seriously injure, or incapacitate <HUMAN>s or <NON_HUMAN_ANIMAL>s through its physiological properties.   ENUMERATION   170
BLACKOUT_BRAKE_LIGHT_INTENSITY A number between 0 and 1 inclusive representing the linearly-scaled fractional intensity of external <LIGHTING> that is designed for use under military blackout conditions to prevent collision with/between <VEHICLE>s; blackout brake light intensity. Zero means unlit and one means maximum intensity.   REAL PURE_NUMBER 171
BLACKOUT_LIGHT_INTENSITY A number between 0 and 1 inclusive representing the linearly-scaled fractional intensity of internal <LIGHTING> that is designed for use under military blackout conditions. Zero means unlit and one means maximum intensity.   REAL PURE_NUMBER 172
BLOWING_SAND An indication that blowing <SAND> is present.   BOOLEAN   173
BLOWING_SNOW An indication that blowing <SNOW_PRECIPITATION> is present.   BOOLEAN   174
BOMBER_WINGED_AIRCRAFT_TYPE The type of a <BOMBER_WINGED_AIRCRAFT>.   ENUMERATION   175
BOTTOM_FLOOR_LEVEL_IDENTIFIER The <<FLOOR_LEVEL_IDENTIFIER>> of the bottom <FLOOR_LEVEL> of a <BUILDING>, where bottom <FLOOR_LEVEL> includes any <BASEMENT>s and/or <PARKING_GARAGE>s.   INDEX   1714
BOTTOM_RETURN_ALLEGIANCE The military allegiance of an <OBJECT> identified by a <WATERBODY_FLOOR_SONAR_RETURN>; bottom return allegiance.   ENUMERATION   176
BOTTOM_RETURN_OBSTACLE_STATUS The status of a <WATERBODY_FLOOR_SONAR_RETURN> indicating the presence of obstacles; bottom return obstacle status.   ENUMERATION   177
BOTTOM_RETURN_ROCK_STATUS The status of a <WATERBODY_FLOOR_SONAR_RETURN> indicating the presence of a mass of <ROCK>; bottom return rock status.   ENUMERATION   178
BOTTOM_RETURN_SEABED_STATUS The status of a <WATERBODY_FLOOR_SONAR_RETURN> indicating the presence of installations on the <OCEAN_FLOOR>; bottom return seabed status.   ENUMERATION   179
BOTTOM_RETURN_STATUS The status of a <WATERBODY_FLOOR_SONAR_RETURN>; bottom return status.   ENUMERATION   180
BOTTOM_RETURN_TRACK_IDENTIFIER The numeric identifier of a <WATERBODY_FLOOR_SONAR_RETURN>; bottom return track identifier.   INDEX   181
BOTTOM_RETURN_TYPE The type of a <WATERBODY_FLOOR_SONAR_RETURN>; bottom return type.   ENUMERATION   182
BOTTOM_RETURN_WRECK_STATUS The status of a <WATERBODY_FLOOR_SONAR_RETURN> indicating a <MARINE_WRECK>; bottom return wreck status.   ENUMERATION   183
BOTTOM_WIDTH The <<WIDTH>> of an <OBJECT> at its bottom.   REAL LENGTH 184
BOUNDARY_FIRST_SIDE_NAME The name of the political entity on the first side of a <BOUNDARY>.   STRING   185
BOUNDARY_SECOND_SIDE_NAME The name of the political entity on the second side of a <BOUNDARY>.   STRING   186
BOUNDARY_STATUS The status of a <BOUNDARY>.   ENUMERATION   187
BOUNDARY_TYPE The type of a <BOUNDARY>.   ENUMERATION   188
BRANCH_RAILWAY_TYPE The function or configuration of a branch <RAILWAY>; branch railway type.   ENUMERATION   189
BREACH_MARKED Indication that a <BREACH> has been marked.   BOOLEAN   1684
BREACHED Indication that a material <OBJECT> is breached.   BOOLEAN   1660
BREAKER_FLANK The flank towards which the breaking <WATER_WAVE>s are moving in a <SURF_ZONE> as seen from <VESSEL>s approaching the <BEACH>.   ENUMERATION   190
BRIDGE_AND_SPAN_IDENTIFIER The textual identifier (often termed the "number") of a <BRIDGE> and its <BRIDGE_SPAN>s.   STRING   191
BRIDGE_COMPONENT_TYPE The type of structural <COMPONENT> of a <BRIDGE>.   ENUMERATION   192
BRIDGE_DESIGN The structural design characteristics of a <BRIDGE> or <BRIDGE_SPAN>.   ENUMERATION   193
BRIDGE_FUNCTION The type of <TERRAIN_OBSTACLE> that is spanned by a <BRIDGE>; bridge function.   ENUMERATION   194
BRIDGE_IDENTIFIER The textual identifier (often termed the "number") of a <BRIDGE>.   STRING   195
BRIDGE_INFORMATION_RELIABILITY The reliability of characteristic and load classification information for a <BRIDGE> based upon the data source.   ENUMERATION   196
BRIDGE_LEVEL_COUNT The number of levels of a <BRIDGE> that carries <GROUND_VEHICLE>s and/or <HUMAN>s; bridge level count.   COUNT   197
BRIDGE_OPENING_TYPE The type of movement by which a <BRIDGE_SPAN> allows passage of a <VESSEL>; bridge opening type.   ENUMERATION   198
BRIDGE_SPAN_COUNT The number of spans in a <BRIDGE> or <AQUEDUCT>; bridge span count.   COUNT   199
BRIDGE_SPAN_MOBILE An indication that a <BRIDGE_SPAN> moves in some manner to allow passage underneath; bridge span mobile.   BOOLEAN   200
BRIDGE_SPAN_TRANSPORT-
_VEHICLE_TYPE
The type of <GROUND_VEHICLE> that has the capability to transport a <BRIDGE_SPAN>.   ENUMERATION   1685
BRIDGE_SPAN_TYPE The type of a moveable <BRIDGE_SPAN>.   ENUMERATION   201
BRIDGE_STRUCTURE_TYPE The type of structural design of a <BRIDGE> or <BRIDGE_SPAN>; bridge structure type.   ENUMERATION   202
BRUSH_DENSITY A number between 0 and 1 inclusive representing the linearly-scaled fraction of <LAND> within a delineated <TRACT> covered by undergrowth (for example: scrub, brush, and/or bush); brush density. Zero means no undergrowth and one means completely covered.   REAL PURE_NUMBER 203
BUDDHISM_DENOMINATIONAL_FAMILY The designation of a <NON_EMPTY_SET> of closely related Buddhist religious denominations, often ones which were at one time part of a single movement but are now separate religious denominations; Buddhism denominational family.   ENUMERATION   204
BUILDING_COMPONENT_TYPE The type of a <BUILDING_COMPONENT>.   ENUMERATION   205
BUILDING_CONSTRUCTION_TYPE The type of technique used to construct a <BUILDING>. The basic techniques are mass (where the <WALL>s carry the load) and framed (where an internal frame carries the load and <WALL>s simply protect the interior from the elements).   ENUMERATION   206
BUILDING_FOUNDATION_TYPE The type of <MATERIAL> and/or techniques used to construct the foundation of a <BUILDING>.   ENUMERATION   207
BUILDING_FUNCTION The function of a <BUILDING>.   ENUMERATION   208
BUILT_UP_REGION_DENSITY The relative density of a <BUILT_UP_REGION>.   ENUMERATION   209
BULK_RICHARDSON_NUMBER An estimate of the <<GRADIENT_RICHARDSON_NUMBER>> formed by approximating local gradients by finite difference across layers; bulk Richardson number.   REAL PURE_NUMBER 1680
BUOY_SHAPE The shape of a <BUOY>.   ENUMERATION   210
BUOY_TYPE The type of a <BUOY>.   ENUMERATION   211
BUOYANT Indication that a material <OBJECT> is buoyant.   BOOLEAN   1661
BUS_STOP_TYPE The type of a <BUS_STOP>.   ENUMERATION   1693
BYPASS_CONDITION The degree of ease or ability to circumvent a destroyed section of <BRIDGE>, <TUNNEL>, or <MOUNTAIN_PASS> within a 2 kilometre distance on each side of the <OBJECT> (ignoring the presence of other similar <OBJECT>s); bypass condition.   ENUMERATION   212