PCV Vehicle Weights and Dimensions 2

Question 1

What is the maximum width permitted for a bus or coach in the UK?

Accepted Answer

2.55 metres

Answer

The maximum permitted width for a bus or coach in the UK is 2.55 metres (approximately 8 feet 4 inches). This limit ensures vehicles can safely navigate standard road widths and pass oncoming traffic.

Question 2

What is the maximum overall length of a single-decker rigid bus in the UK?

Accepted Answer

12 metres

Answer

The maximum overall length for a single-decker rigid bus is 12 metres. Articulated (bendy) buses may be longer, up to 18.75 metres, but standard rigid buses must not exceed 12 metres.

Question 3

Why is it important to know the unladen weight of your PCV?

Accepted Answer

To determine the maximum number of passengers you can carry

Answer

Knowing the unladen weight allows you to calculate how much payload (passengers and luggage) you can carry before reaching the maximum gross vehicle weight. This prevents overloading.

Question 4

What is the maximum permitted height for a double-decker bus in the UK?

Accepted Answer

4.57 metres

Answer

The maximum permitted height for a double-decker bus in the UK is 4.57 metres (approximately 15 feet). Drivers must know their vehicle's exact height and be alert for low bridges.

Question 5

How does exceeding the maximum axle weight affect a PCV?

Accepted Answer

It can cause tyre failure and premature suspension wear

Answer

Exceeding maximum axle weight can cause tyre failure due to excessive loading, premature wear of suspension components, and reduced braking efficiency on that axle. It also causes accelerated road surface damage.

UK PCV Theory Practice Test

UK PCV Theory Practice Test

PCV Vehicle Weights and Dimensions 2