The road is closed in both directions between Southern Perimeter Road and Terminal Four Roundabout.
Routes affected: 482, 490
482, 490 W/B - From Southern Perimeter Road at Snowdon Road, A Southern Perimeter Road, circumnavigate roundabout at Beacon Road, back onto Southern Perimeter Road, L exit slip to Terminal Four Roundabout for LOR.
482, 490 E/B - From Terminal Four Roundabout at Snowdon Road, continue on roundabout, L Shrewsbury Road, L entry slip down to Southern Perimeter Road (at the back of Hilton Hotel), A Souther Perimeter Road LOR.
Diversion reference: D59382