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EA:  TERRAIN_TRAFFICABILITY_COARSE

Status: STD 2005/06/07
Code: 1423

Concept definition: A coarse measure of the trafficability of the <TERRAIN> within a delineated <TERRAIN_SURFACE_REGION> as it affects the movement of ground forces (for example: a military unit, a military <GROUND_VEHICLE>, and/or infantry).
 
Attribute value type: ENUMERATION
Reference type: IR
Reference: [TTMS]
Supplemental references:  

Enumerants (presented in a natural order)
Status Attribute label Enumerant label ▾ Concept definition Code Ref type Reference Supplemental references
STD
2005/06/07
TERRAIN_TRAFFICABILITY-
_COARSE
BOULDER_COVERED Covered by large <BOULDER>s with mean <<OUTSIDE_DIAMETER>> greater than or equal to 1,83 metres (approximately 6 feet). 1 IR [TTMS]  
STD
2005/06/07
TERRAIN_TRAFFICABILITY-
_COARSE
DEEP_WATER Deep <WATER> that is generally impassable by <GROUND_VEHICLE>s. 2 IR [TTMS]  
STD
2005/06/07
TERRAIN_TRAFFICABILITY-
_COARSE
NOT_TRAVERSABLE <LAND> that is not traversable. 3 IR [TTMS]  
STD
2005/06/07
TERRAIN_TRAFFICABILITY-
_COARSE
PACKED_SOIL Packed <SOIL>, or dirt <ROAD>, with a <<SOIL_CONE_INDEX>> of about 250. 4 IR [TTMS] [SMSP]
STD
2005/06/07
TERRAIN_TRAFFICABILITY-
_COARSE
RAILWAY <RAILWAY>. 5      
STD
2005/06/07
TERRAIN_TRAFFICABILITY-
_COARSE
ROAD Asphalt or other hard surfaced <ROAD>. 6 IR [TTMS]  
STD
2005/06/07
TERRAIN_TRAFFICABILITY-
_COARSE
SHALLOW_WATER Shallow <WATER> that is generally passable by <GROUND_VEHICLE>s. 8 IR [TTMS]  
STD
2005/06/07
TERRAIN_TRAFFICABILITY-
_COARSE
SOFT_SOIL Soft sandy <SOIL> with a <<SOIL_CONE_INDEX>> of about 50. 9 IR [TTMS] [SMSP]
STD
2005/06/07
TERRAIN_TRAFFICABILITY-
_COARSE
STONY Covered by <STONE>s with average diameter less than or equal to 46 centimetres (approximately 1,5 feet); stony. 7 IR [TTMS]  
STD
2005/06/07
TERRAIN_TRAFFICABILITY-
_COARSE
UNKNOWN_SOIL <SOIL> of unknown trafficability. 10 IR [TTMS]  

Group membership:

In addition to the status and date information for each entry, a colour coding scheme highlights the database holding to which an entry belongs. The following highlight colours are used:

  • white - the entry is in the standard
  • yellow - the entry has been added to the register
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  • cyan - a deprecated entry that was originally either in the standard or was added to the register, but has since been deprecated

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  • F n - has Figures and, if more than one figure, n figures
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