Traffic sign C21 – Maximum total mass
C21

Maximum total mass

Official name: Closed to vehicles and combinations exceeding the indicated total mass or combined axle load

Prohibition

Sign code
C21
Category
Prohibition
Traffic signs
Closed to vehicles above the indicated total mass or combined axle load.

Closed to vehicles above the indicated total mass or combined axle load. Compare the actual total mass of the vehicle or combination with the stated mass limit.

How to recognise the sign

A circular red-bordered sign; read its symbol, text or number for the precise restriction.

Supplementary panel and application

Read a supplementary panel as part of the closure. “Uitgezonderd” (except) with a symbol indicates an exemption; a symbol alone can instead limit application to that group.

Difference from C20 — Maximum axle load

C21: Closed to vehicles above the indicated total mass or combined axle load. C20: Closed to vehicles with an axle load above 4.8 tonnes. Read the separate application of C20 too; similar appearance does not mean identical meaning.

C20 — Maximum axle load

Legal basis

Explained in the course

Practise this sign for your theory exam

Maximum total mass belongs to the Prohibition category. In the CBR theory exam a traffic sign is almost never asked on its own: you are shown a situation and have to know what you may or must do in it. In the free sign trainer you practise the signs by category, with the explanation shown right after every answer.

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