Due to a police incident, the road is closed in both directions.
Rte's 143 & 258
towards Watford Junction are diverted from Pinner Road via right Chalk Hill - left Aldenham Road - left A41 - left Stephenson Way - right Beechen Grove - left Beechen Grove - right Watford High Street LOR
towards Brent Cross and South Harrow are diverted from Beechen Grove via
left Beechen Grove - left Stephenson Way - right A41 - right Aldenham Road - left Chalk Hill LOR
Diversion Reference D81603