Difference between revisions of "UKALNS"
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Revision as of 16:45, 25 February 2012
FEATURE OBJECT ATTRIBUTES
Attribute: Underkeel Allowance
Acronym: UKALNS Code:
Camel case: underKeelAllowance
Attribute type: Complex
Definition:
A fixed figure, or a figure derived by calculation, which is added to draught in order to maintain the minimum underkeel clearance taking into account the vessel's static and dynamic characteristics, sea state and weather forecast, the reliability of the chart and variance from predicted height of tide or water level.
Reference:
Decision SNPWG 13
| Sub-attribute | Camel Code Identifier | Multiplicity | Sequential |
|---|---|---|---|
| UKAFIX | underKeelAllowanceFixed | 0..1 | n/a |
| UKAVAR | underKeelAllowanceVariable | 0..1 | n/a |
| OPERAT | operation | 0..1 | True |
Remarks:
Under keel allowance is either a fixed allowance in feet or metres or a variable allowance calculated from a percentage of the vessel's draught or beam.
Distinction:
Nil
Justification:
New attribute
Comments:
No comments.
| David | Raphael | Jens |
|---|---|---|
| Y | Y | Y |