​Pittsburgh, PA – PennDOT District 11 is announcing ramp paving at the I-79 Slippery Rock/Route 108 interchange in Plain Grove Township, Lawrence County will occur tonight, Tuesday, June 20, weather permitting.

Overnight paving operations will occur from 6 p.m. to 6 a.m. at the I-79 Slippery Rock/Route 108 (Exit 105) interchange requiring ramps to close to traffic according to the following schedule:

• The Route 108 ramp to northbound I-79 will close to traffic at approximately 6 p.m.

• Once paving is complete, the ramp will reopen and work will begin on the southbound I-79 ramp to Route 108.

The contractor anticipates all work to be completed by 6 a.m. Wednesday, June 21. However, additional overnight ramp closures may be needed through Saturday, June 24. Additional details will be provided in advance of any ramp closure.

Posted Detours

Route 108 to northbound I-79

• From the closed ramp, head westbound on Route 108

• Turn left onto Route 19 (Perry Highway)

• Turn right onto the ramp to eastbound Route 422

• Merge onto eastbound Route 422

• Take the ramp to northbound I-79

• Follow northbound I-79 back to the Slippery Rock/Route 108 interchange

• End Detour

Southbound I-79 to Route 108

• From southbound I-79, continue past the closed ramp

• Take the Route 422/Butler/New Castle (Exit 99) exit

• Turn left onto Route 422 toward New Castle

• Turn right onto the ramp toward Route 19/Zelienople/Mercer

• Turn right onto Route 19 (Perry Highway)

• Turn right onto eastbound Route 108

• Follow eastbound Route 108 back to the I-79 interchange

• End Detour

This work is part of the $11.62 million project along I-79 from Butler County to Mercer County. Work includes milling and resurfacing, base repair work, rest area improvements, guide rail upgrades, drainage improvements, minor structure repairs and other miscellaneous construction work. Short and long-term single-lane restrictions, as well as rest area closures are anticipated. The project is expected to conclude summer 2024. Lindy Paving, Inc. is the prime contractor.

Motorists can check conditions on more than 40,000 roadway miles, including color-coded winter conditions on 2,900 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 twitter alerts accessible on the 511PA website.

Contact: Nicole Haney, 412-429-5011

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