ADDITIONAL MILITARY LAYERS - United Kingdom Hydrographic ...

Additional Military Layers
Environment, Seabed and Beach Product Specification
Security Classification
Information
International Defence
Organisation (IDO) status
Protective Marking
Owner Authority
Caveat
Description
The International Defence
Organisation (IDO) status
(if applicable) that must
precede, and be applied to,
the Protective Marking thus
making it an IDO Marking
A marking indicating the
minimum standards of
protection required of the
data
The NATO country code
(NATO STANAG 1059)
denoting the ‘owner’ that is
responsible for establishing
and setting the protective
marking level
A component of a security
classification used for
authorising a specific group
to have access rights
Encoding Details
generic attribute
generic attribute
generic attribute
generic attribute
Geo -Reference
Information
Vertical Datum
Sounding Datum
Vertical Datum Shift Area
Height/Length Units
Depth Units
NOTE:
Description
Any level surface taken as a
surface of reference from
which to reference
elevations (IHO SP32:
1227)
The horizontal plane to
which the soundings on a
hydrographic survey are
reduced. (IHO SP32: 1225)
An area within which a
uniform shift exists between
a specific vertical datum
and the datum of the data
within this area
Unit of measurement for
heights and lengths
Unit of measurement for
depths
Encoding Details
specific attribute
specific attribute
Feature Class
specific attribute
specific attribute
Any feature class with attribute(s) used to encode values for; height, depth, length, or
width must include an attribute for the unit of measurement.
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