Highways Agency workers are assessing damage to Failand Lane, Portbury after a landslide. Soil, trees and rocks were brought down in a series of slips caused by heavy rain.
Specialist rescue teams were brought in to help fire crews check that no one had been trapped underneath.
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The evening will stay cloudy with drizzle and fog in hilly areas.
There will be early evening sunshine with a few patches of rain later on.
The Avon fire service has moved its headquarters from Bristol to share Avon and Somerset Police's Portishead base.