Chart 1 : Symbols, Abbreviations and Terms

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Offshore Installations - Section L

SNS a-c

Submarine Pipelines

Ref. IHO Symbology Description CHS Symbology
40.1 Supply pipeline: unspecified, oil, gas, chemicals, water
40.2 Supply pipeline area: unspecified, oil, gas, chemicals, water
41.1 Outfall and intake: unspecified, water, sewer, outfall, intake
41.2 Outfall and intake area: unspecified, water, sewer, outfall, intake
42.1 Buried pipeline (with nominal depth to which buried)
42.2 Pipeline tunnel
43 Diffuser, crib (depth known)
44 Disused, abandoned pipeline/pipe
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