UPDATE, 3/11/25 - 8:10 a.m.: According to PennDOT, “the closure on Route 3104 (McKees Rocks Bridge) in McKees Rocks Borough, Allegheny County will occur today, Tuesday, March 11. A full closure of the McKees Rocks Bridge will occur from 9 a.m. to 3 p.m. today, Tuesday, March 11 as crews perform overhead sign installation work along the bridge. The closure could be lifted earlier if the work is completed sooner.”
UPDATE, 3/4/25 - 8:15 a.m.: According to PennDOT, “Due to forecasted weather, the McKees Rocks Bridge closure scheduled for Wednesday, March 5 has been postponed. Details will be provided when the work has been rescheduled.”
The following is a news release from PennDOT announcing a complete closure of the McKees Rocks Bridge on Wednesday, March 5. This is part of the ongoing McKees Rocks Bridge Rehabilitation Project. The overall project is expected to finish this fall.
FOR IMMEDIATE RELEASE
February 28, 2025
MEDIA CONTACT: Nicole Haney, 412-429-5011
Route 3104 McKees Rocks Bridge Closure Wednesday in McKees Rocks
Pittsburgh, PA – PennDOT District 11 is announcing a closure on Route 3104 (McKees Rocks Bridge) in McKees Rocks Borough, Allegheny County will occur Wednesday, March 5 weather permitting.
A full closure of the McKees Rocks Bridge will occur from 9 a.m. to 3 p.m. Wednesday as crews perform overhead sign installation work along the bridge. The closure could be lifted earlier if the work is completed sooner.
Posted Detour
Route 51 to Route 65
From the intersection of Route 51 (Island Avenue) and the McKees Rocks Bridge, continue southbound on Route 51
Turn left on Chartiers Ave/Linden Street
Turn left on Stanhope Street
Turn right onto Route 51 (West Carson Street)
Continue left, following signs for southbound Route 19/Route 51/westbound I-376
Bear right onto Steuben Street
Follow signs for southbound Route 19/Route 51/westbound I-376
Bear left onto South Main Street
Continue in the middle lane and follow signs for northbound West End Bridge/North Shore/I-279/Route 19
Bear left to the West End Circle, then quickly bear right onto the West End Bridge
Cross the West End Bridge
Turn left onto northbound Route 65 (Ohio River Boulevard)/Chateau Street
Bear left to stay on northbound Route 65 (Ohio River Boulevard)
End Detour
Route 65 to Route 51
From the intersection of Route 65 (Ohio River Boulevard) and the McKees Rocks Bridge, continue southbound on Route 65
Take the ramp to Route 19/Route 51/West End Bridge
Cross the West End Bridge
Turn right onto northbound Route 51 (West Carson Street)
Turn left on Stanhope Street
Turn right on Linden Street
Turn right on Route 51 (Island Avenue)
End Detour
Motorists accessing the bridge from the Helen Street ramps should utilize Robb Street, River Road and Route 51, then follow the above detours.
A flagger will be stationed at the on-ramp from Helen Street towards Route 51 to allow access of emergency vehicles and PRT buses, as needed during the McKees Rocks Bridge closure.
The $38.6 million McKees Rocks Bridge preservation project extends between Route 51 (Island Avenue) and Route 65 (Ohio River Boulevard) and includes sidewalk replacement, sidewalk support steel repairs, sidewalk railing painting, full-depth concrete pavement reconstruction of the road and two ramps at Helen Street, ADA curb ramp installation, approach pavement work at intersections of Routes 65 and 51, barrier replacement and upgrade, deck overhang and spall repair, railroad fencing installation, and other miscellaneous construction. As work occurs, traffic will be reduced to a single lane in each direction. The overall project is anticipated to conclude in the fall of 2025.
The Brayman Construction Corporation and Advantage Steel and Construction, LLC are the prime contractor.
To help keep motorists informed as work progresses, PennDOT has created an email distribution list for the McKees Rocks Bridge preservation including traffic advisories and construction updates. Enroll by sending email addresses to nhaney@pa.gov. Please write “Subscribe – McKees Rocks Bridge” in the subject line.
Motorists can check conditions on major roadways by visiting www.511PA.com. 511PA, which is free and available 24 hours a day, provides traffic delay warnings, weather forecasts, traffic speed information and access to more than 1,000 traffic cameras. 511PA is also available through a smartphone application for iPhone and Android devices, by calling 5-1-1, or by following regional X alerts.
Subscribe to PennDOT news and traffic alerts in Allegheny, Beaver, Lawrence counties at www.penndot.pa.gov/District11.
Information about infrastructure in District 11, including completed work and significant projects, is available at www.penndot.pa.gov/D11Results. Find PennDOT’s planned and active construction projects at www.projects.penndot.gov.