A traffic crash Monday afternoon resulted in a power outage affecting approximately 2,100 Rochester Public Utilities customers.The outage occurred when a vehicle crashed into a power pole pole near the intersection of 18th Avenue and 55th Street Northwest around 4pm. Reports indicate the pole crashed on top of the vehicle, trapping the motorist until RPU crews arrived and cut the power. The homes and businesses affected by the power outage were mainly in northwest Rochester. As of 5 p.m., RPU was estimating it could be several hours before power would be restored.