Table D.22 — EEs for EAs with labels beginning with U
Attribute label Enumerant label Reference type Reference Supplemental references
UNDERLYING_MATERIAL-
_CHARACTERISTIC
       
  BROKEN IR [FACC, Annex B, UMC:1] [SOED, "broken", 1]
  CALCAREOUS IR [FACC, Annex B, UMC:17] [SOED, "calcareous"]
  COARSE IR [FACC, Annex B, UMC:2] [SOED, "coarse", 2]
  DECAYED IR [FACC, Annex B, UMC:3] [SOED, "decay", 2]
  FINE_PARTICLES IR [FACC, Annex B, UMC:4]  
  FLINTY IR [FACC, Annex B, UMC:18]  
  GLACIAL IR [FACC, Annex B, UMC:19] [SOED, "glacial", A.1]
  GRITTY IR [FACC, Annex B, UMC:5] [SOED, "gritty", 1]
  GROUND IR [FACC, Annex B, UMC:20] [SOED, "ground", 10]
  HARD IR [FACC, Annex B, UMC:6] [SOED, "hard", 1]
  LARGE_PARTICLES IR [FACC, Annex B, UMC:21] [SOED, "large", 8]
  MASONRY IR [FACC, Annex B, UMC:62] [SOED, "masonry", 1]
  MEDIUM_PARTICLES IR [FACC, Annex B, UMC:27]  
  ROCKY IR [FACC, Annex B, UMC:22] [SOED, "rocky", 1]
  ROTTEN IR [FACC, Annex B, UMC:7] [SOED, "rotten", 1]
  SMALL_PARTICLES IR [FACC, Annex B, UMC:23] [SOED, "small", 1a]
  SOFT IR [FACC, Annex B, UMC:8] [SOED, "soft"]
  SPECKLED IR [FACC, Annex B, UMC:24] [SOED, "speckled"]
  STICKY IR [FACC, Annex B, UMC:9] [SOED, "sticky", 1a]
  STIFF IR [FACC, Annex B, UMC:10] [SOED, "stiff", 1]
  STREAKY IR [FACC, Annex B, UMC:11] [SOED, "streaky", 1]
  TENACIOUS IR [FACC, Annex B, UMC:12] [SOED, "tenacious", 1a]
  UNEVEN IR [FACC, Annex B, UMC:13] [SOED, "uneven", 2]
  VARIED IR [FACC, Annex B, UMC:25] [SOED, "varied", 3]
  VOLCANIC IR [FACC, Annex B, UMC:26] [SOED, "volcanic", 1]
UNDERLYING_MATERIAL_TYPE        
  ASH IR [FACC, Annex B, MCU:4] [SOED, "ash", n2 1b]
  BOULDER IR [FACC, Annex B, MCU:8] [SOED, "boulder", A]
  CHALK IR [FACC, Annex B, MCU:12] [SOED, "chalk", 2]
  CINDER IR [FACC, Annex B, MCU:14] [SOED, "cinder", 3]
  CIRRIPEDIA IR [FACC, Annex B, MCU:15] [SOED, "cirripede"]
  CLAY IR [FACC, Annex B, MCU:16] [SOED, "clay", 1]
  COBBLE IR [FACC, Annex B, MCU:18] [SOED, "cobble", 1]
  CORAL     [FACC, Annex B, MCU:24]
  CORAL_HEAD IR [FACC, Annex B, MCU:25] [APDS, "coral head"]
  DIATOMACEOUS_EARTH IR [FACC, Annex B, MCU:28] [SOED, "diatomaceous earth"]
  EVAPORITE IR [FACC, Annex B, MCU:119] [SOED, "evaporite"]
  FORAMINIFERA IR [FACC, Annex B, MCU:36] [SOED, "foraminifer"]
  FUCUS IR [FACC, Annex B, MCU:37] [SOED, "fucus", 2]
  GLASS_REINFORCED_PLASTIC IR [FACC, Annex B, MCU:120]  
  GLOBIGERINA IR [FACC, Annex B, MCU:41] [SOED, "globigerina"]
  GRASS     [SOED, "grass", 4.b]
  GRAVEL IR [FACC, Annex B, MCU:46] [SOED, "gravel", 2]
  GROUND IR [FACC, Annex B, MCU:48] [SOED, "ground", 9]
  LAVA IR [FACC, Annex B, MCU:52] [SOED, "lava", 1]
  MADREPORE IR [FACC, Annex B, MCU:58] [SOED, "madrepore", 1]
  MANGANESE IR [FACC, Annex B, MCU:59] [SOED, "manganese", 2]
  MARL IR [FACC, Annex B, MCU:61] [SOED, "marl", n1 1]
  MATTE IR [FACC, Annex B, MCU:63] [SOED, "matte", 1]
  MUD IR [FACC, Annex B, MCU:65] [SOED, "mud", n1 1]
  MUSSEL IR [FACC, Annex B, MCU:66] [SOED, "mussel"]
  OOZE IR [FACC, Annex B, MCU:69] [SOED, "ooze", 1]
  OYSTER IR [FACC, Annex B, MCU:70] [SOED, "oyster", 1]
  PEBBLE IR [FACC, Annex B, MCU:73] [SOED, "pebble", 1]
  PLANT_MATERIAL IR [FACC, Annex B, MCU:45]  
  POLYZOA IR [FACC, Annex B, MCU:75] [SOED, "polyzoa"]
  PTEROPOD IR [FACC, Annex B, MCU:78] [SOED, "pteropod"]
  PUMICE IR [FACC, Annex B, MCU:79] [SOED, "pumice", A]
  QUARTZ IR [FACC, Annex B, MCU:80] [SOED, "quartz"]
  RADIOLARIAN IR [FACC, Annex B, MCU:81] [SOED, "radiolarian", A]
  ROCK     [FACC, Annex B, MCU:84]
  SAND     [FACC, Annex B, MCU:88]
  SCHIST IR [FACC, Annex B, MCU:90] [SOED, "schist"]
  SCORIA IR [FACC, Annex B, MCU:92] [SOED, "scoria", 2]
  SEA_TANGLE IR [FACC, Annex B, MCU:93] [SOED, "sea-tangle"]
  SEAWEED     [FACC, Annex B, MCU:94]
  SHELL IR [FACC, Annex B, MCU:96] [SOED, "shell", 1a]
  SHINGLE IR [FACC, Annex B, MCU:98] [SOED, "shingle", n1 1]
  SILT IR [FACC, Annex B, MCU:99] [SOED, "silt", 1a]
  SPICULE IR [FACC, Annex B, MCU:105] [SOED, "spicule", 3]
  SPONGE IR [FACC, Annex B, MCU:106] [SOED, "sponge", n1 3]
  STONE IR [FACC, Annex B, MCU:108] [SOED, "stone", 2]
  THATCH     [SOED, "thatch", 1a]
  TUFA IR [FACC, Annex B, MCU:111] [SOED, "tufa"]
  URANIUM IR [FACC, Annex B, MCU:112] [SOED, "uranium"]
  VEGETATION_PRODUCT IR [FACC, Annex B, MCU:113]  
  VOLCANIC IR [FACC, Annex B, MCU:114] [SOED, "volcanic", 1]
  VOLCANIC_ASH IR [FACC, Annex B, MCU:115] [SOED, "ash", 4]
  WATER     [FACC, Annex B, MCU:116]
  WOOD IR [FACC, Annex B, MCU:117] [SOED, "wood", n1 4a]
  ZINC IR [FACC, Annex B, MCU:118] [SOED, "zinc", 1]
URBAN_STREET_PATTERN        
  CURVILINEAR_CLUSTER IR [FACC, Annex B, USP:4]  
  IRREG_GRID IR [FACC, Annex B, USP:3]  
  IRREG_RADIAL IR [FACC, Annex B, USP:7]  
  LINEAR_STRIP IR [FACC, Annex B, USP:13]  
  MIXED_CLUSTER IR [FACC, Annex B, USP:9]  
  MIXED_GRID IR [FACC, Annex B, USP:10]  
  MIXED_RADIAL IR [FACC, Annex B, USP:11]  
  REG_GRID IR [FACC, Annex B, USP:2]  
  REG_RADIAL IR [FACC, Annex B, USP:6]  
URBAN_TERRAIN_ZONE_TYPE        
  ATTACHED_1 IR [UTZB]  
  ATTACHED_2 IR [UTZB]  
  ATTACHED_3 IR [UTZB]  
  ATTACHED_4 IR [UTZB]  
  ATTACHED_5 IR [UTZB]  
  ATTACHED_6 IR [UTZB]  
  ATTACHED_BUILDINGS IR [UTZB]  
  CLOSE_SET_BUILDINGS IR [UTZB]  
  DISCRETE_CLUST_1 IR [UTZB]  
  DISCRETE_CLUST_2 IR [UTZB]  
  DISCRETE_CLUST_3 IR [UTZB]  
  DISCRETE_CLUST_4 IR [UTZB]  
  DISCRETE_CLUST_5 IR [UTZB]  
  DISCRETE_CLUST_6 IR [UTZB]  
  DISCRETE_CLUST_8 IR [UTZB]  
  DISCRETE_OPEN_1 IR [UTZB]  
  DISCRETE_OPEN_2 IR [UTZB]  
  DISCRETE_OPEN_3 IR [UTZB]  
  DISCRETE_OPEN_4 IR [UTZB]  
  DISCRETE_OPEN_5 IR [UTZB]  
  DISCRETE_OPEN_6 IR [UTZB]  
  DOES_NOT_CONFORM IR [UTZB]  
  WIDELY_SPACED_BUILDINGS IR [UTZB]  
USAGE        
  ADVERTISING_BILLBOARD IR [FACC, Annex B, USE:17]  
  AERODROME_TERMINAL     [FACC, Annex B, USE:73]
  AGRICULTURE IR [FACC, Annex B, USE:45]  
  AID_TO_NAVIGATION_CHANGEOVER IR [FACC, Annex B, USE:91]  
  AIRCRAFT_CONTROL      
  AIRCRAFT_FACILITY IR [FACC, Annex B, USE:121]  
  AIRCRAFT_HANGAR_APRON IR [FACC, Annex B, USE:97]  
  ALERT_APRON_OR_HARD_STANDING IR [FACC, Annex B, USE:95]  
  ALTERNATE_ENTRY IR [FACC, Annex B, USE:150]  
  ALTERNATE_ENTRY_OR_EXIT IR [FACC, Annex B, USE:152]  
  ALTERNATE_EXIT IR [FACC, Annex B, USE:151]  
  ALTIMETER_CHANGE IR [FACC, Annex B, USE:92]  
  ANCHOR_POINT IR [FACC, Annex B, USE:148]  
  ANIMAL_SANCTUARY IR [FACC, Annex B, USE:68]  
  APARTMENT IR [FACC, Annex B, USE:12]  
  ARCP IR [FACC, Annex B, USE:144]  
  ARIP IR [FACC, Annex B, USE:143]  
  AS_FILL IR [FACC, Annex B, USE:136]  
  AVALANCHE IR [FACC, Annex B, USE:60]  
  BASE_FLIGHT_APRON IR [FACC, Annex B, USE:98]  
  BUTTS IR [FACC, Annex B, USE:900]  
  CABLE_PIPE_SIGN IR [FACC, Annex B, USE:997]  
  CAUSEWAY IR [FACC, Annex B, USE:127]  
  CITY     [FACC, Annex B, USE:16]
  CLOCK IR [FACC, Annex B, USE:157]  
  CLOSED IR [FACC, Annex B, USE:20]  
  COMMERCE IR [FACC, Annex B, USE:42]  
  COMMERCE_OR_RECREATION IR [DFAD, 350, "Commercial/Recreational Assoc. Struct."]  
  COMMUNAL IR [FACC, Annex B, USE:114]  
  COMMUNICATION IR [DFAD, 560, "Commun. Transmission Assoc. Struct."]  
  COMPASS_ADJUSTMENT IR [FACC, Annex B, USE:154]  
  COMPASS_ROSE_HARD_STANDING IR [FACC, Annex B, USE:109]  
  COMPULSORY_REPORT_POINTS IR [FACC, Annex B, USE:93]  
  CONTAINER     [FACC, Annex B, USE:132]
  DECOY IR [FACC, Annex B, USE:48]  
  DEPOT_APRON IR [FACC, Annex B, USE:101]  
  DISPERSAL_HARD_STANDING IR [FACC, Annex B, USE:103]  
  DRAG_STRIP IR [FACC, Annex B, USE:992]  
  DRINKING_WATER IR [FACC, Annex B, USE:995]  
  DUGOUT IR [FACC, Annex B, USE:994]  
  DYKE IR [FACC, Annex B, USE:69]  
  ENGINE_RUN_UP_HARD_STANDING IR [FACC, Annex B, USE:107]  
  ENGINE_TEST_PAD IR [FACC, Annex B, USE:99]  
  ENTRY IR [FACC, Annex B, USE:81]  
  ENTRY_OR_STARTING IR [FACC, Annex B, USE:147]  
  EXIT IR [FACC, Annex B, USE:82]  
  EXIT_OR_END IR [FACC, Annex B, USE:146]  
  FEDERAL IR [FACC, Annex B, USE:25]  
  FEEDER IR [FACC, Annex B, USE:84]  
  FILL IR [FACC, Annex B, USE:139]  
  FILTRATION_POND IR [FACC, Annex B, USE:993]  
  FINAL_APPROACH_FIX IR [FACC, Annex B, USE:86]  
  FIREBREAK IR [FACC, Annex B, USE:122]  
  FIRING_IN_HARD_STANDING IR [FACC, Annex B, USE:108]  
  FLOOD_BARRAGE      
  FLOOD_CONTROL IR [FACC, Annex B, USE:142]  
  FOREST_PRESERVE      
  GOVERNMENT IR [DFAD, 680, "Govt./Institutional Assoc. Struct. (Gen.)"]  
  GOVERNMENT_OR_INSTITUTION IR [DFAD, 680, "Govt./Institutional Assoc. Struct. (Gen.)"]  
  HIGH_ALTITUDE_ENROUTE IR [FACC, Annex B, USE:75]  
  HIGHWAY_SIGN IR [FACC, Annex B, USE:19]  
  HOTEL      
  INDIGENOUS_BURIAL_GROUND      
  INDUSTRY IR [FACC, Annex B, USE:41]  
  INITIAL_APPROACH_FIX IR [FACC, Annex B, USE:85]  
  INSTITUTION IR [FACC, Annex B, USE:43]  
  INSULAR IR [FACC, Annex B, USE:32]  
  INTAKE IR [FACC, Annex B, USE:118]  
  INTERNATIONAL IR [S57A, Attribute, JRSDTN:1] [FACC, Annex B, USE:23]
  INTERSTATE IR [FACC, Annex B, USE:37]  
  IRRIGATION IR [FACC, Annex B, USE:124]  
  JOINT IR [FACC, Annex B, USE:22]  
  LEVEE IR [FACC, Annex B, USE:69]  
  LEVEE_OR_DYKE IR [FACC, Annex B, USE:69]  
  LIMITED IR [FACC, Annex B, USE:50]  
  LOW_ALTITUDE_ENROUTE IR [FACC, Annex B, USE:74]  
  LOW_HIGH_ALTITUDE_ENROUTE IR [FACC, Annex B, USE:76]  
  MAINTENANCE_HARD_STANDING IR [FACC, Annex B, USE:110]  
  MANDATORY IR [S57A, Attribute, STATUS:9] [FACC, Annex B, USE:159]
  MARINE IR [FACC, Annex B, USE:57]  
  MARINE_STATION IR [FACC, Annex B, USE:160]  
  MEDICAL IR [FACC, Annex B, USE:140]  
  MILEAGE_BREAK_DOWN IR [FACC, Annex B, USE:90]  
  MILITARY IR [FACC, Annex B, USE:8]  
  MILITARY_DISTRICT IR [FACC, Annex B, USE:129]  
  MINING     [SOED, "mining"]
  MISSED_APPROACH_POINT IR [FACC, Annex B, USE:88]  
  MIXED_URBAN IR [FACC, Annex B, USE:128]  
  MOTEL      
  NATIONAL IR [S57A, Attribute, JRSDTN:2] [FACC, Annex B, USE:4]
  NATIONAL_SUBDIVISION PR [S57A, Attribute, JRSDTN:3]  
  NAVIGATION_CHECK_POINT IR [FACC, Annex B, USE:145]  
  NOMAD      
  NON_COMPULSORY_REPORT_POINTS IR [FACC, Annex B, USE:94]  
  NON_MILITARY IR [FACC, Annex B, USE:49]  
  NON_PRECISION_INSTRUMENT-
_APPROACH
IR [FACC, Annex B, USE:79]  
  OIL_EXPLORATION      
  OPEN IR [FACC, Annex B, USE:13]  
  OPERATIONAL_APRON IR [FACC, Annex B, USE:96]  
  OUTFALL IR [FACC, Annex B, USE:117]  
  PAD_HARD_STANDING IR [FACC, Annex B, USE:104]  
  PARKING_HARD_STANDING IR [FACC, Annex B, USE:106]  
  POWER IR [FACC, Annex B, USE:53]  
  PRECISION_INSTRUMENT_APPROACH IR [FACC, Annex B, USE:80]  
  PRIMARY IR [FACC, Annex B, USE:26]  
  PRISONER IR [FACC, Annex B, USE:62]  
  PRIVATE IR [S57A, Attribute, STATUS:8] [FACC, Annex B, USE:6]
  PROHIBITED_AREA      
  PROVINCIAL IR [FACC, Annex B, USE:33]  
  PUBLIC PR [S57A, Attribute, STATUS:14]  
  QUATERNARY IR [FACC, Annex B, USE:111]  
  QUINTARY IR [FACC, Annex B, USE:112]  
  RADAR IR [FACC, Annex B, USE:89]  
  RECREATION IR [FACC, Annex B, USE:120]  
  RECREATION_OR_INDUSTRY      
  REFUELLING_HARD_STANDING IR [FACC, Annex B, USE:105]  
  REFUGEE IR [FACC, Annex B, USE:61]  
  REGIONAL IR [FACC, Annex B, USE:113]  
  RESERVE IR [FACC, Annex B, USE:70]  
  RESERVED IR [S57A, Attribute, STATUS:6] [FACC, Annex B, USE:158]
  RESIDENCE IR [FACC, Annex B, USE:44]  
  RESIDENCE_OR_AGRICULTURE      
  RESTRICTED IR [FACC, Annex B, USE:21]  
  RETAIL     [SOED, "retail", A]
  RETAINING IR [FACC, Annex B, USE:125]  
  ROCK_SHED     [FACC, Annex B, USE:116]
  SCHOOL IR [FACC, Annex B, USE:901]  
  SCOREBOARD IR [FACC, Annex B, USE:18]  
  SEAPLANE_RUN     [FACC, Annex B, USE:998]
  SECONDARY IR [FACC, Annex B, USE:30]  
  SINGLE_POINT_MOORING IR [FACC, Annex B, USE:133]  
  SNOW_SHED     [FACC, Annex B, USE:115]
  STATE IR [FACC, Annex B, USE:5]  
  STOL_APPROACH IR [FACC, Annex B, USE:77]  
  STUB_APRON IR [FACC, Annex B, USE:102]  
  TELEGRAPH IR [FACC, Annex B, USE:51]  
  TELEPHONE     [FACC, Annex B, USE:52]
  TEMPORARY_RESIDENCE IR [FACC, Annex B, USE:11]  
  TERMINUS IR [FAD, Annex B, AMC:004]  
  TERMINUS_OR_TERMINAL IR [FACC, Annex B, USE:73]  
  TERTIARY IR [FACC, Annex B, USE:31]  
  TIMEBALL IR [FACC, Annex B, USE:156]  
  TOURIST IR [FACC, Annex B, USE:123]  
  TRANSACTION IR [FACC, Annex B, USE:83]  
  TRANSIENT_APRON IR [FACC, Annex B, USE:100]  
  TRANSPORTATION IR [FACC, Annex B, USE:130]  
  TRIANGULATION IR [FACC, Annex B, USE:996]  
  TRIBAL IR [FACC, Annex B, USE:7]  
  TURNING IR [FACC, Annex B, USE:153]  
  UNIDENTIFIED_AIRSTRIP IR [FACC, Annex B, USE:24]  
  UNPOPULATED IR [FACC, Annex B, USE:990]  
  UTILITY_OR_COMMUNICATION IR [FACC, Annex B, USE:134]  
  VESSEL_BERTH      
  VISUAL_APPROACH IR [FACC, Annex B, USE:78]  
  VISUAL_DESCENT_POINT IR [FACC, Annex B, USE:87]  
UTILITY_USE        
  DRINKING_WATER IR [DFDD, Feature Attribute Dictionary, UUC:7]  
  OUTBUILDING     [FAD, Annex B, UUC:9]
  OUTFALL IR [DFDD, Feature Attribute Dictionary, UUC:5]  
  POWER IR [DFDD, Feature Attribute Dictionary, UUC:4]  
  TELEGRAPH IR [DFDD, Feature Attribute Dictionary, CUS:5]  
  TELEPHONE IR [DFDD, Feature Attribute Dictionary, CUS:6]  
  TRIANGULATION IR [DFDD, Feature Attribute Dictionary, UUC:8]  
  UTILITY_COMMUNICATION IR [DFDD, Feature Attribute Dictionary, UUC:3 (Utilities and Communication)]  
  WATER_INTAKE     [DFDD, Feature Attribute Dictionary, UUC:6]
  WASTE_PROCESSING      
  WATER_TREATMENT