Police have cleared an incident officers investigated on the Bay Bridge on Wednesday.
The incident sparked heavy traffic that snarled the evening commute.
The San Francisco Department of Emergency Management during the police activity advised people should expect delays and use alternate routes.
The police activity was originally reported around 3:20 p.m. near the Treasure Island exit.
S.F. Muni also tweeted that service to and from downtown may also be delayed due to that traffic.
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