PennDOT is alerting Washington County motorists of nightly single lane restrictions that will occur on Interstate 70 between exit 25 (519/Eighty Four/Glyde) and Exit 32B (917/Bentleyville). The restrictions began Tuesday evening at 6:00 and will be in place nightly, Sundays through Thursdays from 6:00 PM to 6:00 AM. Lane restrictions will be active in both directions. The restrictions will last until early November. Drivers are asked to exercise caution driving through the work zone.