IMPORTANT NOTICE

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.


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Useful Information
Current RRRAP Version
3.3
Current Road Restraint System Standard
CD 377 - Req for road restraint systems
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RRRAP Support Contact Details
If you have any questions or issues using RRRAP then please contact the RRRAP Support Team on:
Telephone: email contact required
Email: RRRAP@nationalhighways.co.uk
  1. This site is part of the CD 377 standard for Road Restraint Systems. This site must be used in conjunction with the written CD 377 "Requirements for road restraint systems".
  2. User inactivity for 15 minutes will result in your session timing out. When this occurs you will lose any data you are currently editing and will have to log back in to continue.