To prevent the vehicle from aquaplaning, the tread depth of a tyre on a vehicle over 3.5 tonnes must be a minimum of

Explanation: • 1.6 mm: No, this is the tyre tread depth for a vehicle not exceeding 3.5 tonnes.
• 2 mm: No, the minimum for a vehicle over 3.5 tonnes given by the Regulation 27(1 )(i) of the Road Vehicles (Construction & Use) Regulations 1986 is 1 mm.
• 2.6 mm: No, the minimum for a vehicle over 3.5 tonnes given by the Regulation 27(1 )(i) of the Road Vehicles (Construction & Use) Regulations 1986.
• 1 mm: Yes, This is the minimum for a vehicle over 3.5 tonnes given by the Regulation 27(1 )(i) of the Road Vehicles (Construction & Use) Regulations 1986.

Category: CPC Case Studies: Speed Height Weight and Other Limits