T0593 GD 300 Revision 3

National Highways Safety, Engineering and Standards' Road Design Group (the Client) is procuring technical consultancy services to support the continued improvement of National Highways' all-purpose dual carriageway network via further development of the GD 300 concept. The core objective of this Work Order is the development of a revision to Design Manual for Roads and Bridges (DMRB) document 'GD 300' that omits level 4 (motorway designation) and shifts the focus of the document to enhancements over and above the...