Traffic is down to one lane near Old Plank Road's intersection with Dutchtown Road in Butler Township while crews evaluate a sink hole. Eddie Trizzino/Butler Eagle

Old Plank Road near its intersection with Dutchtown Road in Butler Township was down to a single lane Monday evening while crews evaluated a sink hole, the Pennsylvania Department of Transportation said in a news release.

Traffic was alternating single lanes on the road.

Motorists can check conditions on major roadways by visiting www.511PA.com. The free website provides traffic delay warnings, weather forecasts, traffic speed information and access to more than 1,000 traffic cameras, according to PennDOT.

Traffic is down to one lane near Old Plank Road's intersection with Dutchtown Road in Butler Township while crews evaluate a sink hole. Eddie Trizzino/Butler Eagle