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Danger plates

Warning

Danger plates

TW401

Where
On any road especially in rural areas.
Purpose
To warn that there is an obstruction or temporary obstruction next to the road and that the road alignment to the left or right hand side is altered.
Action
Do not pass to the right of W401 or TW401 and to the left of W402 or TW402 Version 1.00 33 Jun 2012 Copyright © 2012 by SA Department of Transport

Manual on Road Traffic Signs, page 34.