The Road Restraint design is the responsibility of the Designer; the RRRAP tool is an integral part of the design process which assists the Designer in determining at each specific site the need for VRS and its performance requirements.

Users of this program take full responsibility for:

  1. verifying the data entered into this program
  2. only using its results to support their design process

Unauthorised access to this program may constitute an offence under the Computer Misuse Act 1990. Only access this program with your own username and password.