Collection M4: Brynglas Tunnels We refurbished the Brynglas Tunnels and undertook repairs on the Usk River Bridge. Part of: Trunk roads and motorways First published: 31 July 2018 Last updated: 7 February 2019 In this collection Overview Documents Overview Summary, timetable and how we are consulting. M4: Brynglas Tunnels (overview) 15 January 2019 Project Documents M4 Brynglas Tunnels: key information 1 January 2017 Guidance M4 Brynglas Tunnels: decision letter 7 February 2019 Report M4 Brynglas Tunnels: environmental assessment report 11 February 2016 Report M4 Brynglas Tunnels: statement to inform appropriate assessment 1 February 2016 Policy and strategy
