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Mandatory signs

Connect an earth terminal to the ground

MSS005 sign: Connect an earth terminal to the ground
blue circle
IMO code
MSS005
ISO 7010 number
M005

Where you will meet it

At bunkering and fuel transfer stations, at tanks that require earthing.

What it means in practice

Connect the earth before starting the operation: static charges must have a path to run to ground.

Legal basis

Annex to IMO resolution A.1116(30) (adopted 05.12.2017), table of mandatory signs. Graphic pattern of the symbol: ISO 7010.

This is not a legal text: in any doubt the current wording of the resolution and regulations decides.

Download

Sign colours are normative. The file is public domain or CC0 (a Commons recreation of the symbol named by the IMO annex).

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