T0598 GG115/116 Refresh

National Highways (the Client) is seeking the provision of services to undertake a task to review and update of the following two DMRB documents 1. GG115 'Requirements for works on the hard shoulder and road side verges on high speed dual carriageways', and 2. GG116 'Requirements and guidance on temporary traffic management short term lane closures for relaxation works, types 0, 1 and 2, relating to road work operations'.