Motorway shut near Heathrow after crash as traffic builds overnight | UK | News

Road users are advised to follow the hollow diamond signs.

M4 westbound traffic:

Leave the M4 at junction 3 and take the 3rd exit onto the A312 ‘The Parkway’. Continue following the A312 ‘The Parkway’ through three junctions for approximately 3 minutes. 6.1 miles. At the fourth junction take the second exit and continue along the A312 ‘Church Road’. At the next junction take the 1st exit and join the A40 westbound. Continue on the A40 which joins the M40. At J1A, exit M40 to access M25 counterclockwise from J16 to J15. Follow M25 anti-clockwise towards J15 and exit J15 to access J4B M4.