Speed Limits Restore to 50mph as Saltash Tunnel Upgrade Nears Completion Monday, May 25, 2026 saltash tunnel upgrade speedlimits nationalhighways trafficcontrol reversiblelane devon cornwall infrastructure Drivers can now expect speed limits to return to 50mph along a key route following extensive upgrades to the Saltash Tunnel, which accommodates up to 40,000 cars daily between Devon and Cornwall. After months of enforced … Read More