Heavy Vehicle (Mass, Dimension and Loading) National Regulation (NSW)

A warning sign on a class 1 heavy vehicle must show the word ‘OVERSIZE’, in black capital letters, and in typeface Series C(N) complying with AS 1744‘Forms of Letters and Numerals for Road Signs’.

Note—

AS 1744‘Forms of Letters and Numerals for Road Signs’ may be purchased from Standards Australia at .

The letters must be—

at least 200mm high; and

at least 125mm from the top and bottom of the warning sign.

If the length of the warning sign is split into 2 parts—

the part fitted on the left must show the word ‘OVER’ and the part fitted on the right must show the word ‘SIZE’; and

there must be no border between the 2 parts, despite section 41(b).

Example of a warning sign for an oversize vehicle or combination—