Projects and Closures Find detailed information and maps about ongoing and upcoming projects as well as traffic restrictions on the county's roads and bridges.
Bids and Proposals View Public Works' open solicitations, and learn more about how to register as a supplier and submit a bid or proposal.
Roads Learn how Public Works maintains the county's roads, and find the answers to frequently asked questions about roads.
Bridges and Tunnels Learn how Public Works maintains the county-owned bridges, and find the answers to frequently asked questions about bridges.
Road and Bridge Permits Find out when a county road or bridge permit is required and how to apply for one.
Adopt-a-Roadway Program Learn about the county's Adopt-a-Roadway program, which provides organizations, corporations, groups, and individuals the opportunity to help keep county roadways trash-free.
COURTESY RELEASE: Armstrong Tunnel, Philip Murray Bridge to Close Published on October 03, 2025 The Department of Public Works announced today that it has granted a permit to P3R to close the inbound Armstrong Tunnel and the Philip Murray (South Tenth Street) Bridge in Pittsburgh for the Pittsburgh Penguins 6.6K Run and Family Walk. The closure will occur from 7 a.m. to 11 a.m. on Sunday, October 5, 2025. Tagged as: , Announcements, County News, Courtesy News Release, Media Releases, Public Notices, Public Works
Work Completed, Lane Closures End on Glenwood Bridge in Pittsburgh Published on September 26, 2025 The Department of Public Works announced today that the Glenwood Bridge preservation project in Pittsburgh is complete, and the associated lane closures have ended earlier than expected. The lane closures, which started on March 4, 2024, were required for steel, deck, pier, sidewalk, drainage, and approach pavement repairs; barrier and expansion dam replacements; painting; and more. Tagged as: , Announcements, County News, Media Releases, Public Notices, Public Works