Table 6.34 -- EDCS Attribute enumerant codes for attributes whose label begins with C
| Attribute label | Enumerant label | Definition | Related concepts | Code |
| CABLE_TYPE | The type of a cable. | |||
| MOORING | Used to secure a mooring buoy or other floating structure. |   | 11 | |
| NONE_PRESENT |   | 12 | ||
| POWER_LINE | Used for the supply of electricity. |   | 13 | |
| TELEGRAPH | Used for the transmission of telegraph signals. |   | 14 | |
| TELEPHONE | Used for the transmission of telephone signals. |   | 15 | |
| TRANSMISSION_LINE | Multiple un-insulated cables usually supported by steel lattice towers. Such objects are generally more prominent than normal power lines. |   | 16 | |
| CHANGE_POINT_TYPE | The category of an object associated with a point of change. | |||
| BOUNDARIES |   | 11 | ||
| HYDROGRAPHY | Hydrography or drainage. |   | 12 | |
| OBSTACLES |   | 13 | ||
| RAILROAD | A rail or set of parallel rails on which a train or tram runs. | EC RAILROAD | 14 | |
| ROAD | An open way maintained for vehicular use. | EC ROAD | 15 | |
| ROAD_OR_RAILROAD | Transportation road or railroad. May be further delineated specifically as EE ROAD and EE RAILROAD. |   | 16 | |
| ROAD_WIDTH_CHANGE |   | 17 | ||
| CHARGED_PARTICLE_SPECIES | The type of a charged particle. | |||
| ALPHA |   | 11 | ||
| ELECTRON |   | 12 | ||
| HYDROGEN_ION |   | 13 | ||
| OXYGEN_ION |   | 14 | ||
| PROTON |   | 15 | ||
| CHEMICAL_AGENT_TYPE | The type of a chemical substance that can kill, seriously injure, or incapacitate a person or animal through its physiological properties. | |||
| CA | Bromobenzylcyanide, camite (bromobenzeneacetonitrile); a tear gas which is often used for riot control. |   | 11 | |
| CN | Chloroacetophenone (2-chloro-1-phenylethanone); a tear gas which is often used for riot control. |   | 12 | |
| CNB | Chloroacetophenane, carbon tetrachloride, benzene mix; a tear gas which is often used for riot control. |   | 13 | |
| CNC | Chloroacetophenane chloroform mix; a tear gas which is often used for riot control. |   | 14 | |
| CNS | Chloroacetophenane, cholororm, chloropictrin mix; a tear gas which is often used for riot control. |   | 15 | |
| CS | Pepper gas (o-chlorobenzylidene malonitrile); a tear gas which is often used for riot control. |   | 16 | |
| CX | Phosgene oxime (dichloroform oxime); a blistering/oxime agent which is used to cause casualties. |   | 17 | |
| DA | Diphenylchlorarsine; an agent inducing vomiting which is often used for riot control. |   | 18 | |
| DC | Diphenylcyanoarsine; an agent inducing vomiting which is often used for riot control. |   | 19 | |
| DGA | A dusty version of GA, making it settle to the ground more quickly. |   | 20 | |
| DGB | A dusty version of GB, making it settle to the ground more quickly. |   | 21 | |
| DGD | A dusty version of GD, making it settle to the ground more quickly. |   | 22 | |
| DM | Adamsite (diphenylaminochloroarsine or phenarsazine chloride); an agent inducing vomiting which is often used for riot control. |   | 23 | |
| DVX | A dusty version of VX, making it settle to the ground more quickly. |   | 24 | |
| ED | Ethyldichloroarsine; a blistering/arsenical mix agent which is used to cause casualties. |   | 25 | |
| GA | Tabun (dimethylphosphoramidocyanidate acid, ethyl ester); an air-dispersed neuro-paralytic toxic agent which is used to cause casualties. |   | 26 | |
| GB | Sarin (methylphosphonofluroridic acid, 1-methylethyl ester); an air-dispersed highly toxic nerve agent with a clearly defined myopic effect which is used to cause casualties. |   | 27 | |
| GD | Soman (methylphosphonofluoridic acid, 1,2,2-trimethylpropyl ester.); an air-dispersed neuro-paralytic toxic agent which is used to cause casualties. |   | 28 | |
| GF | A nerve agent which is used to cause casualties. |   | 29 | |
| HD | Distilled sulfur mustard (bis (2-chloroethyl) sulfide); a blistering agent which is used to cause casualties. |   | 30 | |
| HL | ML mix; a blistering/mustard/arsenical mix agent which is used to cause casualties. |   | 31 | |
| HN-1 | Nitrogen Mustard One (2, 2-dichlorotriethylamine); a blistering/nitrogen mustard agent which is used to cause casualties. |   | 32 | |
| HN-2 | Nitrogen Mustard Two (2, 2-dichloro-N-methylethylamine); a blistering/nitrogen mustard agent which is used to cause casualties. |   | 33 | |
| HN-3 | Nitrogen Mustard Three (2, 2, 2-trichlorotriethylamine); a blistering/nitrogen mustard agent which is used to cause casualties. |   | 34 | |
| HT | Mustard-T Mixture; a blistering/mustard agent which is used to cause casualties. |   | 35 | |
| L | Lewisite (dichloro (2-chlorovinyl) arsine); a blistering/arsenical mix agent which is used to cause casualties. |   | 36 | |
| M | Hydrogen cyanide (hydrocyanic acid); a cyanide agent which is used to cause casualties. |   | 37 | |
| MD | Methyldichloroarsine; a blistering agent which is used to cause casualties. |   | 38 | |
| PD | Phenyldichloroarsine; a blistering agent which is used to cause casualties. |   | 39 | |
| Q | 4, bis (methylchloroethyl sulfide); a blistering/mustard agent which is used to cause casualties. |   | 40 | |
| TGA | A thickened version of GA, making it more of an inhalation hazard. |   | 41 | |
| TGB | A thickened version of GB, making it more of an inhalation hazard. |   | 42 | |
| TGD | A thickened version of GD, making it more of an inhalation hazard. |   | 43 | |
| TVX | A thickened version of VX, making it more of an inhalation hazard. |   | 44 | |
| VE | A nerve agent which is used to cause casualties. |   | 45 | |
| VX | An air-dispersed lethal anticholinergic agent (ethyl S-2-isopropyl aminoethyl methylphosphorothiolate); also known as VS, EA1701, and TX60. |   | 46 | |
| CLOUD_CEILING_METHOD | The method used to determine the cloud ceiling. Ceiling is the altitude AGL of the lowest cloud or obscuring phenomena layer aloft with 5/8 or more summation total sky cover that may be predominantly opaque, or the vertical visibility into a surface-based obscuration. | |||
| AIRCRAFT | Determined by observation from an aircraft. |   | 11 | |
| BALLOON | Determined by observing the assent of a balloon and the altitude at which it disappeared into the lowest cloud. |   | 12 | |
| ESTIMATED | A rough calculation based on an estimated value, or an approximate measurement of a value. |   | 13 | |
| MEASURED | Based on a measurement. |   | 14 | |
| OBSCURED | No measurement was possible because the ceiling was not visible. |   | 15 | |
| OBSERVED | Based on an observation as opposed to being estimated. |   | 16 | |
| RADAR | Determined using radar, a device which, by measuring the time interval between transmission and reception of radio pulses and correlating the angular orientation of the radiated antenna beam or beams in azimuth and/or elevation, provides information on range, azimuth, and/or elevation of objects in the path of the transmitted pulses. |   | 17 | |
| STATISTICALLY_DERIVED | Derived using statistical methods. |   | 18 | |
| CLOUD_PHASE | The liquid/solid disposition of the cloud water content. | |||
| LIQUID | Composed of liquid (non-frozen) water. |   | 11 | |
| MIXED | Composed of both liquid and frozen water. |   | 12 | |
| SOLID | Composed of frozen water. |   | 13 | |
| CLOUD_TYPE | The type of clouds that comprise a sky cover. | |||
| ALTOCUMULUS | Altocumulus. |   | 11 | |
| ALTOSTRATUS | Altostratus. |   | 12 | |
| CIRROCUMULUS | Cirrocumulus alone, or cirro-cumulus predominant among the high clouds. |   | 13 | |
| CIRROSTRATUS | Cirrostratus. |   | 14 | |
| CIRRUS | Cirrus. |   | 15 | |
| CLOUD_NOT_VISIBLE | Cloud not visible owing to darkness, fog, dust storm, sand storm, or other analogous phenomena. |   | 16 | |
| CUMULONIMBUS | Cumulonimbus. |   | 17 | |
| CUMULUS | Cumulus. |   | 18 | |
| NIMBOSTRATUS | Nimbostratus. |   | 19 | |
| STRATOCUMULUS | Stratocumulus. |   | 20 | |
| STRATUS | Stratus. |   | 21 | |
| COLLECTION_TYPE | The type of collection criteria. | |||
| COLLECTED | The described data has been collected by approved methods. |   | 11 | |
| DATA_NOT_REQUESTED | The data not requested by user. |   | 12 | |
| DATA_NOT_REQUIRED | The collection of the described data is not required. |   | 13 | |
| DERIVED | The described data has been derived (from other authoritative data) by approved methods. |   | 14 | |
| DIFFERENT_HEIGHT_THRESHOLD | A different height threshold was used within the data block. |   | 15 | |
| LOW_DATA_COLLECT_CRITERIA | Low data collection criteria |   | 16 | |
| NO_AVAILABLE_IMAGERY | The described data was collected using methods that did not include use of imagery as this data was not available. |   | 17 | |
| NO_AVAILABLE_MAP_SOURCE | The described data was collected using methods that did not include use of map data. |   | 18 | |
| NO_SUITABLE_IMAGERY | The described data was collected using methods that did not include reference to imagery. |   | 19 | |
| TOO_ROUGH_TO_COLLECT | The region was to rough to collect. |   | 20 | |
| COLOUR_INTENSITY | Identifies the intensity of colour. | |||
| DARK |   | 11 | ||
| LIGHT |   | 12 | ||
| COMMUNICATION_TYPE | The type of a communications structure such as a radio, television, radar, or repeater station. | |||
| BEACON | A station supporting a signalling or guiding device, such as a light or radio signal used for guidance. |   | 11 | |
| CABLE_STATION | A station supporting an electrical conductor connecting telephones or television or power stations. |   | 12 | |
| MICROWAVE_STATION | A station supporting a high-frequency electromagnetic wave, one millimetre to one metre in wavelength, intermediate between infrared and short-wave radio wavelengths. |   | 13 | |
| MONITORING_STATION | A station whose purpose is to check the quality or content of an electronic audio or visual signal by means of a receiver. |   | 14 | |
| MULTIPLE_PRESENT | There are multiple distinct communication stations with varied function, or there is a single station supporting several communications types. |   | 15 | |
| NAVIGATION_LIGHT | A station facilitating guidance of ships or aircraft from place to place by use of a visual light or lights. |   | 16 | |
| RADAR_STATION | A station supporting a method of detecting distant objects and determining their position, velocity, or other characteristics by analysis of very high frequency radio waves reflected from their surfaces. |   | 17 | |
| RADIO_STATION | A station supporting communication of audible signals encoded in electromagnetic waves. |   | 18 | |
| RADOME | A station supporting a domelike shell transparent to radio-frequency radiation, used to house a radar antenna. |   | 19 | |
| REPEATER | A network or communications device that propagates electrical signals from one system to another, amplifying them to restore them to full strength in the process. Repeaters are used to counter the attenuation which occurs when signals travel long distances. |   | 20 | |
| RESEARCH_STATION | Communications structure supporting scientific investigation or inquiry. |   | 21 | |
| SATELLITE_GROUND_STATION | The ground support structure that interfaces with a celestial body (e.g. satellite, space station, orbiter, or moon base) that orbits a planet, where this ground station supports communications with the celestial body, e.g., a ground-based satellite dish. |   | 22 | |
| TELEVISION_STATION | A station supporting the transmission of visual images of moving and stationary objects, generally with accompanying sound, as electromagnetic waves and the conversion of received waves into visual images. |   | 23 | |
| CONSPICUOUSNESS | The type of conspicuousness of an object. A conspicuous object is easily identifiable and plainly visible under varying conditions of light from harbours, approach channels, or offshore because of its size, shape, or height. | |||
| FROM_AIR | Conspicuous from the air. |   | 11 | |
| FROM_LAND | Conspicuous from the land. |   | 12 | |
| FROM_SEA | Conspicuous from the sea. |   | 13 | |
| GENERALLY | Generally conspicuous. |   | 14 | |
| INCONSPICUOUS | Object is difficult to identify from any viewpoint, using either vision or radar. |   | 15 | |
| NOT_RADAR | Not radar conspicuous. |   | 16 | |
| NOT_VISUAL | Not visually conspicuous. |   | 17 | |
| RADAR_FROM_SEA | Radar conspicuous from the sea. |   | 18 | |
| VISUAL | Visually conspicuous. |   | 19 | |
| CONSTRICTION_TYPE | The type of a constriction or expansion. | |||
| BUILDING_PASSAGE | A narrow gap between two or more buildings. |   | 11 | |
| GATEWAY | A defined and controlled access point. |   | 12 | |
| NARROW_PASS | A gap between adjacent physiographic objects. |   | 13 | |
| UNDERPASS | A constriction associated with the lower level of a crossing of a highway and another way (as a road or railroad) at different levels. |   | 14 | |
| CONTOUR_INTERVAL_RELATION | Identifies whether the predominant height or depth is greater than (or equal to), or less than the contour interval. | |||
| GE | Greater than or equal to contour interval. |   | 11 | |
| LT | Less than contour interval. |   | 12 | |
| CONTOUR_TYPE | The type of a contour. | |||
| DEPRESSION | Contour describing a relatively sunken or low-lying portion of the planetary surface, especially one having no natural outlet for surface drainage. |   | 11 | |
| CONTRAIL_PERSISTENCE | The persistence status of contrails (a visible trail of streaks of condensed water vapour or ice crystals sometimes forming in the wake of an aircraft). | |||
| NONE_PRESENT | No contrails are present. |   | 11 | |
| NOT_PERSISTENT | Contrails remain visible for a short period of time, on the order of several minutes or less. |   | 12 | |
| PERSISTENT | Contrails remain visible for a relatively long period of time, which may extend into hours. |   | 13 | |
| CONTROL_POINT_TYPE | The type of a control point. | |||
| ASTRONOMIC_POSITION | A coordinate established by astronomic observation yielding astronomic latitude and longitude. |   | 11 | |
| BENCH_MARK | A relatively permanent material object natural or artificial, bearing a marked point (bench mark) whose elevation above or below an adopted datum is known; may be either permanent, temporary or supplemental. |   | 12 | |
| HORIZ_MAIN_STATION | Horizontal, main station. |   | 13 | |
| HORIZ_SECONDARY_STATION | Horizontal, secondary station. |   | 14 | |
| HORIZ_WITH_BENCH_MARK | Horizontal, with bench mark. |   | 15 | |
| HORIZONTAL | A horizontal coordinate established from survey information which provides position information used for locating subordinate surveys or mapping. |   | 16 | |
| VERT_MAIN_STATION | Vertical, main station. |   | 17 | |
| VERT_SECONDARY_STATION | Vertical, secondary station. |   | 18 | |
| VERTICAL | A vertical coordinate established from survey information which provides position information used for locating subordinate surveys or mapping. |   | 19 | |
| COVERAGE | The type of mixture of environmental objects that have been grouped. | |||
| AERONAUTICAL | Land or water used for take-off and landing of aircraft, including associated buildings and facilities - used by NIMA as a standard coverage. |   | 11 | |
| AIDS_TO_NAVIGATION | Objects (e.g., lights, signage, or electronic beacons) designed to assist in the determination of a safe course or of a vehicle's position, or to warn of dangers and obstructions - used by NIMA as a standard coverage. |   | 12 | |
| AIR_TRAFFIC_SERVICE_ROUTES | Air routes designed to channel air traffic for the provision of air traffic services - used by NIMA as a standard coverage. |   | 13 | |
| AIRSPACE | Regions in which aircraft may or may not be controlled - used by NIMA as a standard coverage. |   | 14 | |
| BEACH | Objects relating to the delineation of the beach that can be used as a template to extract information from other sources. Does not imply where amphibious landing can be performed, only that a beach exists. |   | 15 | |
| BOTTOM_PHYSIOGRAPHY | Those natural objects, from the coastline outwards, that comprise or lay upon the ocean bottom and its macro and micro relief - used by NIMA as a standard coverage. |   | 16 | |
| BOUNDARIES | Objects representing the demarcation between contiguous political or geographic entities - used by NIMA as a standard coverage. |   | 17 | |
| COASTLINE | Coastlines, international boundaries and major ports at a small scale. |   | 18 | |
| CULTURAL_LANDMARKS | Objects (primarily land) of human origin that are significant to navigation. |   | 19 | |
| DATA_QUALITY | Information about the source data, the measured accuracy of objects, and textual information found in marginal notes of hardcopy source (if any). |   | 20 | |
| DATABASE_REFERENCE | Consists of generalized small-scale outlines of each data library in the database. |   | 21 | |
| DEMARCATION | Lines and regions of demarcation, which have been defined for administrative, political, military, or other purposes. |   | 22 | |
| DEPTH_INFORMATION | Underwater topographic objects related to relief or elevation of the bottom. |   | 23 | |
| EARTH_COVER_MARITIME | Topographic and hydrographic objects including shorelines, islands and boundaries of significance to marine navigation. |   | 24 | |
| ELEVATION | Topographic objects related to relief or elevation of terrain - used by NIMA as a standard coverage. |   | 25 | |
| ENVIRONMENT_MARITIME | Environmental characteristics relating to currents, tides and anomalies of significance to marine navigation. |   | 26 | |
| GEOPHYSICAL | Planetary Science objects dealing with the physical processes and phenomena occurring especially in the planet and its vicinity - used by NIMA as a standard coverage. |   | 27 | |
| GROUND_OBSTACLE | Objects on or in the terrain surface, which restrict or divert the movement of ground vehicles. |   | 28 | |
| GROUND_TRANSPORTATION | The network of objects and associated structures on or near the terrain surface over which goods and services are transported from one place to another - used by NIMA as a standard coverage. |   | 29 | |
| HYDRO | Hydrographic objects including (e.g.) depths or bottom characteristics, of significance to marine navigation - used by NIMA as a standard coverage. |   | 30 | |
| HYDRO_AIDS_TO_NAVIGATION | Objects (e.g., buoys, or beacons) designed to assist in the determination of a safe course or of a vessel's position, or to warn of dangers and obstructions. |   | 31 | |
| HYDRO_DANGERS | Offshore objects, generally underwater, which restrict or divert the movement of vessels. |   | 32 | |
| HYDRO_LIMITS | Hydrographic lines and regions of demarcation, which have been defined for the purpose of controlling maritime traffic. |   | 33 | |
| HYPSOGRAPHY | Terrain objects that directly depict land elevation information, including contours and spot elevations, e.g., relief or hypsography. |   | 34 | |
| INDUSTRY | Man-made objects, not included in other coverages, which are related to the commercial production and sale of goods and services - used by NIMA as a standard coverage. |   | 35 | |
| INLAND_WATER | All water and surface drainage objects and their associated structures, exclusive of those used in industry, ground transportation, or utilities, from the coastline inwards that are related to the water budget on the landward side of that line - used by NIMA as a standard coverage. |   | 36 | |
| LAND_COVER | Topographic objects including agricultural and extraction activities, and related surface characteristics, at a small scale, e.g., land use or cover. |   | 37 | |
| LAND_COVER_MARITIME | Topographic objects including glaciers, trees, swamps and marshes of significance to marine navigation. |   | 38 | |
| LIBRARY_REFERENCE | Consists of generalized objects considered most significant to the library; provides a preliminary small-scale view of the data. |   | 39 | |
| MARITIME | Water boundaries and limits of specified regions of significance to maritime operations. |   | 40 | |
| MIL_TRAINING_AND_REFUEL_RTES | Vertical and lateral defined airspace established for conducting military training and aerial refuelling - used by NIMA as a standard coverage. |   | 41 | |
| MILITARY_STRUCTURES | Objects originally built for defensive purposes, but not necessarily still in use for that purpose - used by NIMA as a standard coverage. |   | 42 | |
| MISCELLANEOUS_UNDERWATER |   | 43 | ||
| NSC |   | 44 | ||
| OBS_AERONAUTICAL | Vertical obstructions of significance to aeronautical navigation. |   | 45 | |
| OBS_MARITIME | Wrecks, offshore installations and obstructions of significance to marine navigation. |   | 46 | |
| OCEAN | Offshore objects, at a small scale. |   | 47 | |
| OCEAN_ENVIRONMENT | Objects describing the physical characteristics of the ocean (and littoral) volume and bottom as portrayed on marine charts. |   | 48 | |
| PHYSIOGRAPHY | Those natural objects, exclusive of inland water objects, that comprise or lay upon the terrain and its macro and micro relief - used by NIMA as a standard coverage. |   | 49 | |
| PLACE_NAME_REF | Consists of significant named locations. |   | 50 | |
| POLITICAL_ENTITIES_REF | Consists of generalized small-scale outlines of political entities. |   | 51 | |
| POPULATION | Man-made objects used to house, employ, administrate, provide medical care, and entertain the populace of a region - used by NIMA as a standard coverage. |   | 52 | |
| PORT_FACILITIES | Hydrographic objects including breakwaters, piers and seawalls of significance to marine navigation. |   | 53 | |
| PORTS_AND_HARBORS | Natural or artificial improved bodies of water providing protection for vessels, and their associated anchorage, docking and related cultural facilities - used by NIMA as a standard coverage. |   | 54 | |
| RAILROADS | Terrain surface objects comprising rail lines on which trains or trams run, and their associated structures. |   | 55 | |
| ROADS | Open ways on the terrain surface maintained for vehicular use, and their associated structures. |   | 56 | |
| SUR |   | 57 | ||
| SURFACE_CONFIGURATION | The maximum percent of incline from the horizontal at any point on the terrain surface, expressed as a positive number (lowest point to the highest point), e.g., slope or surface configuration - used by NIMA as a standard coverage. |   | 58 | |
| SURFACE_MATERIALS | The composition of the surface material (including soils) at any point on the planetary surface, as determined by the extended Unified Soils Classification System - used by NIMA as a standard coverage. |   | 59 | |
| TERMINAL_PROCEDURES | A series of predetermined maneuvers in the vicinity of an airport to orderly transition aircraft from take-off to the enroute phase of flight or from the enroute to terminal phase of flight - used by NIMA as a standard coverage. |   | 60 | |
| TILE_REFERENCE | Consists of a set of rectangular regions used to subdivide the region of interest. |   | 61 | |
| UTILITIES | The infrastructure of a region used to deliver (e.g.) electric power, natural gas, oil, water, sewerage, telephone, or telecommunications into the homes and businesses of the populace - used by NIMA as a standard coverage. |   | 62 | |
| VEGETATION | The natural and man-induced plant cover over the planetary surface - used by NIMA as a standard coverage. |   | 63 | |
| CRANE_MOBILITY_TYPE | The type of mobility of a crane. | |||
| FIXED | A permanently mounted crane; a crane with a non-mobile base. |   | 11 | |
| FLOATING | A crane having a barge or scow for an undercarriage, used for waterworks and waterfront work. |   | 12 | |
| TRAVELING | A hoisting mechanism equipped with legs that run along rails at ground level and a bridge-like structure that spans the site over which it operates. |   | 13 | |
| CRANE_TYPE | The type of a crane. | |||
| BRIDGE | A hoisting mechanism equipped with legs extending to ground level and a bridge-like structure that spans the site over which it operates, e.g., a bridge or gantry. |   | 11 | |
| CONTAINER | A crane designed to move containers, large portable compartments of standardized dimensions, used in cargo transportation. |   | 12 | |
| FIXED | A non-mobile, power-operated hoisting machine with lifting tackle and a pivoted boom that allows movement of loads horizontally as well as vertically. |   | 13 | |
| FLOATING | A crane having a barge or scow for an undercarriage, used for waterworks and waterfront work. |   | 14 | |
| ROTATING | A machine having a boom mounted on a fixed or movable structure that moves in a complete circle to handle heavy material. |   | 15 | |
| TRAVELING | A hoisting mechanism equipped with legs that run along rails at ground level and a bridge-like structure that spans the site over which it operates. |   | 16 | |
| CROSSING_CONTROL | The method of traffic control at a road crossing. | |||
| NO_CONTROL | Unguarded or unsignaled intersection. |   | 11 | |
| SIGNAL_DEVICES | Electronic or mechanical signs or lights are used to control intersection access. |   | 12 | |
| STOP_SIGNS | Signs are used to control intersection access. |   | 13 | |
| CROSSING_TYPE | The type of shape attributed to the crossing of two or more lines of communication. | |||
| INTERSECTION | Four-way intersection. |   | 11 | |
| JUNCTION | Three-way (T-shaped) junction. |   | 12 | |
| STAR_SHAPED_BRANCHING | Star shaped branching (more than 4 roads). |   | 13 | |
| CULVERT_TYPE | The type of a culvert, of which the two main ones are regular culverts and box culverts, either of which can be back-filled. | |||
| BOX_LOAD_BEARING | Square or rectangular cross-section with sides and roof designed to prevent collapse based on roadway characteristics. |   | 11 | |
| BOX_SOIL_BACK_FILLED | Square or rectangular cross-section surrounded with soil fill. |   | 12 | |
| REG_SOIL_BACK_FILLED | Regular soil back-filled. |   | 13 | |
| CURRENT_APPEARANCE_MONTH | The month of appearance of a current (horizontal movement of a body of water). | |||
| JAN | January. |   | 11 | |
| FEB | February. |   | 12 | |
| MAR | March. |   | 13 | |
| APR | April. |   | 14 | |
| MAY | May. |   | 15 | |
| JUN | June. |   | 16 | |
| JUL | July. |   | 17 | |
| AUG | August. |   | 18 | |
| SEP | September. |   | 19 | |
| OCT | October. |   | 20 | |
| NOV | November. |   | 21 | |
| DEC | December. |   | 22 | |
| CURRENT_DISAPPEARANCE_MONTH | The month of disappearance of a current (horizontal movement of a body of water), if different from the month of appearance of the current. | |||
| JAN | January. |   | 11 | |
| FEB | February. |   | 12 | |
| MAR | March. |   | 13 | |
| APR | April. |   | 14 | |
| MAY | May. |   | 15 | |
| JUN | June. |   | 16 | |
| JUL | July. |   | 17 | |
| AUG | August. |   | 18 | |
| SEP | September. |   | 19 | |
| OCT | October. |   | 20 | |
| NOV | November. |   | 21 | |
| DEC | December. |   | 22 |