Location : The A34 southbound between the M40 and the junction with the A420 .

Location : The M25 anticlockwise between junctions J26 and J25 .

Location : The A428 eastbound between the junctions with the A1 and the A1198 .

Location : The A428 westbound between the junctions with the A1198 and the A1 .

Location : The A47 eastbound between the junctions with the A1075 and the A1074 .

Location : The A47 westbound between the A140 and the junction with the A1074 .

Location : The M4 westbound entry slip at junction J14 .

Location : The M4 westbound exit slip at junction J14 .

Location : The M4 eastbound at junction J14 .

Location : The M4 westbound between junctions J13 and J14 .

Location : The A47 eastbound between the junctions with the A140 and the A146 .

Location : The M40 northbound between junctions J8A and J9 .