Summary
The Pennsylvania Department of Transportation (PennDOT) is soliciting construction bids for the Route 518 and Mercer Avenue Intersection Safety Project (MPMS #111157), also referenced as the Sharpsville Avenue RRFB Installation, in Sharpsville Borough, Mercer County, Pennsylvania. The project involves approximately 0.291 mile of roadway improvements including flexible base replacement, Superpave Asphalt Mixtures, traffic signal upgrades, drainage improvements, ADA-compliant pedestrian improvements, and the installation of rectangular rapid flashing beacons (RRFBs) at the intersection of Route 518 (South Walnut Street) and Mercer Avenue. Bids were published on June 16, 2026, with a bid opening scheduled for July 16, 2026 at 11:00 AM EDT.