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REMINDER: Sewickley Bridge Closure in Allegheny County Begins April 19

04/18/2024

Pittsburgh, PA – PennDOT District 11 is reminding motorists the closure of the Sewickley Bridge (Route 4025) in Moon Township and Sewickley Borough, Allegheny County will occur Friday, April 19 through April 29 weather permitting.

The Sewickley Bridge will close to traffic in both directions around-the-clock from 7 p.m. Friday, April 19 through 6 a.m. Monday, April 29 for expansion dam repair work.  The bridge will reopen to traffic once the repair has been completed.

All bridge traffic will be detoured.

Detours

From Sewickley

  • Motorists will take Route 65 southbound

  • Take the left-hand ramp to I-79 toward Erie/Washington

  • Take the left-hand ramp to South I-79 toward Washington

  • Merge onto southbound I-79 and cross the Neville Island Bridge

  • Take the Neville Island to Route 51 (Exit 65) off-ramp

  • Turn left onto Grand Avenue

  • Cross the Coraopolis Bridge

  • Turn right onto northbound Route 51 (Fourth Avenue)

  • Follow northbound Route 51 back to the Sewickley Bridge

  • End detour

From Moon Township

  • Motorists will take Route 51 southbound

  • Turn left onto Ferree Street

  • Cross the Coraopolis Bridge

  • Continue along Grand Avenue

  • Take the ramp to northbound I-79 toward Erie

  • Merge onto northbound I-79 and cross the Neville Island Bridge

  • Take the ramp to Route 65 toward Emsworth/Sewickley (Exit 66)

  • Continue following the ramp to Route 65 toward Emsworth/Sewickley

  • Take the ramp to North 65 toward Sewickley

  • Merge onto northbound Route 65 and follow back to the Sewickley Bridge

  • End detour

Motorists can check conditions on more than 40,000 roadway miles 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 accessible on the 511PA website.

​Contact: Steve Cowan, 412-429-5010

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