Crews were giving first priority to major highways, "but that does not necessarily mean that roads are going to be completely free of ice and snow," PennDOT spokesman Steve Chizmar cautioned.
While the state has experienced a few minor snowstorms recently, Chizmar said, "this one looks like it's going to pack more of a punch, particularly in the northeast."
Pennsylvania State Police troopers were keeping a close eye of roadway conditions, with instructions to report back to the agency's watch center in Harrisburg if conditions deteriorated as expected later Friday. They were paying special attention to heavily traveled arteries like interstates 78, 81 and 476 in eastern Pennsylvania.
State police spokesman Trooper Adam Reed said the patrols are vital for helping keep the public informed of dangerous travel conditions, or when a decision is made to close a road.
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