Location : The A12 southbound between junctions J32B and J31 .

Location : The M25 clockwise at junction J14 .

Location : The A34 northbound between the junctions with the A415 and the A4183 south of Kennington.

Location : The M25 anticlockwise exit slip at junction J20 .

Location : The A34 southbound entry slip from the A423 north of Kennington.

Location : The M40 northbound between junctions J8A and J9 .

Location : The A308M eastbound between the junctions with the M4 and the A308 .

Location : The M4 westbound between junctions J13 and J14 .

Location : The M4 westbound entry slip at junction J6 .

Location : The M4 westbound between junctions J6 and J7 .

Location : The M4 westbound between junctions J5 and J6 .

Location : The M4 westbound exit slip at junction J6 .