Attribute Definitions

Attribute	Name	Definition
ACC	Accuracy Category	1 : Accurate 2 : Approximate
BST	Boundary Status Type	1 : Definite 2 : Indefinite 3 : In Dispute 4 : No Defined Boundary
CRV	Depth Curve	The depth curve or contour value in metres. The following values are used for depth curves: 200 600 1000 2000 4000 6000 8000
DMB	Density Measure (Brush/Undergrowth)	The percentage density. A value of 0 indicates unknown density.
DMT	Density Measure (Trees)	The percentage of tree/canopy cover. A value of 0 indicates unknown density.
ELA	Elevation Accuracy	0 : Unknown 1 : Accurate 2 : Approximate
EXS	Existence Category	This attribute makes some statement concerning the existence of the feature, the reliability of information concerning it, its state of repair and so on. Possible values of this attribute include those listed in the table below. Note that not all values of this attribute will apply to any given feature. 0 : Unknown 1 : Definite 2 : Doubtful 5 : Under Construction 6 : Abandoned/Disused 28 : Operational 31 : Isolated 44 : Approximate/About 46 : Man-made 55 : Unexamind/Unsurveyed 59 : Not Usable 60 : Indefinite (Shoreline) 61 : Not Isolated
FCO	Feature Configuration	Whether the railway is single or multiple track. 0 : Unknown 2 : Multiple 3 : Single
FTC	Farming Type Category	0 : Unknown 1 : Shifting Cultivation/Crop Rotation 3 : Terraced 999 : Other
HQC	Hypsography Portrayal Category	0 : Unknown 2 : Intermediate 4 : Form Lines 6 : Depression Intermediate 12 : Intermediate Approximate 13 : Supplementary Approximate 18 : Intermediate Depression Approximate 19 : Carrying Contour (coincident contours) 20 : Supplemental Carrying Contour 21 : Supplementary 22 : Supplemental Depression 23 : Supplemental Depression Approximate
HYC	Hydrological Category	6 : Non-Perennial/Intermittent/Fluctuating 8 : Perennial/Permanent
IKO	ICAO Designation	The International Civil Aviation Organisation designation for the airport or airfield.
LOC	Location Category	0 : Unknown 4 : Below Surface/Submerged Underground 8 : On Ground Surface 25 : Suspended or Elevated Above Ground or Water Surface
MED	Median Category	Whether the road is a dual carriageway (with median) or single carriageway (without median). 0 : Unknown 1 : With Median 2 : Without Median
MIN	Mining Category	0 : Unknown 8 : Peat Cuttings 999 : Other
NAM	Name	The normal name of the feature
NA2	Second Name	A two-letter country code
PHT	Predominant Height	The predominant tree/canopy height in metres. A value of 0 indicates unknown height.
PRO	Product Category	0 : Unknown 85 : Rubber 120 : Bananas 121 : Cotton 122 : Bamboo/Cane 123 : Coffee 124 : Common fruit and/or nut 125 : Palms 126 : Palmetto 999 : Other
RRC	Railroad Category	0 : Unknown 2 : Car-Line
RTT	Route Intended Use	0 : Unknown 14 : Primary Route 15 : Secondary Route
SMC	Surface Material Category	0 : Unknown 52 : Lava 88 : Sand 119 : Distorted Surface
SWC	Soil Wetness Condition	0 : Unknown 3 : Wet
TXT	Text Attribute	Free text describing the feature
TUC	Transportation Use Category	3 : Railroad 4 : Road
USE	Usage(Boundary)	Whether a boundary is international or denotes a major division (state, province, principality, etc.) of a single country. 23 : International 26 : Primary/1st Order
USE	Usage(Airport)	The usage of the airport or airfield 0 : Unknown 8 : Military 22 : Joint Military/Civilian 49 : Civilian/Public 999 : Other
VCA	Void Collection Attribute	The reason for the introduction of the Void Collection Area (i.e. an area where no information is available concerning its vegetation characteristics). 0 : Unknown 2 : Area Too Rough To Collect 3 : No Available Imagery 6 : No Available Map Source 7 : No Suitable Imagery
VEG	Vegetation Characteristics	Possible values of this attribute include those listed below. Note that not all values of this attribute will apply to any given feature. 0 : Unknown 1 : Dry Crops 6 : Cranberry 7 : Peat 11 : Casuarina 12 : Coniferous 16 : Nipa Palm 17 : Palm 18 : Filao 19 : Mangrove 24 : Deciduous 25 : Evergreen 29 : Eucalyptus 38 : Cyprus 50 : Mixed Trees 999 : Other
WID	Width	The width of the feature in metres (a value of 0 indicates an unkown width).
ZV2	Highest z-Value	The elevation of the feature in metres Note that in the case of contour lines, the contour elevations have been converted from their original values in feet into metres, resulting in a set of contour elevations that are not rounded to useful values. There are also many instances of contour elevation rounding errors of 1 or 2 metres.
ZV3	Airfield/Aerodrome Elevation	The elevation in metres.