Emergency services at the scene (credit: @LFBHavering)
Corbets Tey Road is blocked after the crash, which happened at around 4.30pm.
Witnesses report seeing a vehicle overturned and on its roof.
A Met Police spokesperson told Time 107.5 that one person was taken to hospital but their injuries were not life-threatening.
@LFBHavering are currently at an RTC in Corbets Tey Road, Upminster. The road is currently closed in both directions – please avoid the area #StaySafe pic.twitter.com/gRGGebTAPn
— LFB Havering (@LFBHavering) June 2, 2020
The road has since reopened.
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Tags: Havering, Upminster, Corbets Tey