T0695 Diverging Diamond Interchanges - update to DMRB standard CD 122
Details
| Contract Title: | T0695 Diverging Diamond Interchanges - update to DMRB standard CD 122 |
| Published Date: | Jun 27, 2025 |
| Notice Type: | Award (CompetitiveContractAwardNotice) |
| Value Banding: | Low Value |
| Delivery Point: | United Kingdom |
Description:
National Highways (the Client) is seeking the provision of services to undertake research into Diverging Diamond Interchanges (DDI). STAGE 1 SCOPE: Overall, the aims of this task are to: 1. Measure the safety performance of DDIs to clearly understand how or if they are safer than existing junction types; 2. Examine potential risks and hazards such as Wrong Way Driving; 3. Review international standards and determine relevance to UK; and 4. Review the DMRB to understand how requirements an...