Commuters were asked to find alternative routes as the Piccadilly Line and the A40 near Park Royal underground station remain closed after a collision on the road.
Ealing Police tweeted: "Following a collision on the A40 near Royal Underground Station earlier this morning, the road and the Piccadilly Line are likely to remain closed for a significant period of time.
"Commuters who use these routes are advised to avoid the area and find an alternative."
#INCIDENT | Following a collision on the A40 near Royal Underground Station earlier this morning, the road and the Piccadilly Line are likely to remain closed for a significant period of time.Commuters who use these routes are advised to avoid the area and find an alternative.
- Ealing Police (@ealingMPS) August 22, 2022
It follows the travel problems suffered by rail passengers after tens of thousands of workers went on strike again in a long-running dispute over pay, jobs and conditions.
Members of the Rail, Maritime and Transport union (RMT), the Transport Salaried Staffs' Association (TSSA) and Unite walked out for 24 hours on Saturday, affecting Network Rail and a number of train companies across the country.