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​​​​I-79 "S-Bend" Project

I-79 S-Bend Project Map

Project Overview

Work on this $43.93 million pavement reconstruction project began in 2023. The project begins approximately one-half mile north of the Route 60 Crafton/Moon Run (Exit 60) interchange and extends nearly 5.5 miles to the northern end of the I-79 Neville Island Bridge and spans Kennedy, Robinson, and Neville townships, and Glenfield Borough. The work involves full-depth pavement reconstruction, bridge preservation work on five mainline structures (I-79 northbound and southbound over Clever Road, I-79 northbound and southbound over Route 51, and the Neville Island Bridge). Additionally, there will be milling and paving of three ramps at the Route 51 (Coraopolis/McKees Rocks) interchange. The project also includes guiderail replacement, highway lighting and signing upgrades, new pavement markings and delineation, and other miscellaneous construction work. A northbound crossover will be implemented mid-March 2024. There will be three lanes of traffic in the southbound lanes, two southbound and one for the crossed over northbound express lane. The project is anticipated to conclude fall of 2025. ​


Project Update

5/10/2024 - PennDOT District 11 is reminding motorists the 10-day closure of the ramp carrying traffic from Route 51 (Coraopolis Road) to northbound I-79 in Robinson Township, Allegheny County will begin tonight, Friday, May 10 through Tuesday, May 21 weather permitting.

The ramp carrying traffic from Route 51 to northbound I-79 will close to traffic from 7 p.m. Friday night through 6 a.m. Tuesday, May 21 to allow crews to conduct ramp reconstruction work. Ramp traffic will be detoured. Please use caution when traveling through the work zone.

Posted Detour:

  • From the closed ramp, head north on Route 51
  • Turn right and cross the Coraopolis Bridge
  • Continue along Grand Avenue
  • Take the ramp to northbound I-79 toward Erie
  • End Detour​​


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