A crash on Tonkin Highway southbound in Bayswater is causing traffic headaches for Perth motorists heading into the new week.
The crash, which was reported at 7.13pm on Sunday, occurred on the southbound entry on Tonkin Highway from Collier Road.
The left lane was blocked with congestion leading up to the crash site.
Emergency services were reported on the scene.
Main Roads requested motorists avoid the crash site if possible, and to exercise extreme caution if it is necessary to drive in the area.
The crash was reported cleared at 9.15pm.