PennDOT District 11 is announcing the Thorn Run Interchange (Robert E. Harper Interchange) improvement project is underway in Moon Township, Allegheny County.
Shoulder restrictions on westbound Business Loop 376 are underway as crews from Golden Triangle Construction Company, Inc. conduct tree clearing operations.
The $9.42 million project includes ramp construction, widening, traffic signal installation, drainage improvements, guide rail upgrades, curb and sidewalk repairs, and structure work at the interchange near Coraopolis Heights Road, Thorn Run Road Extension, and Cherrington Parkway. Lane and shoulder restrictions will occur on Business Route 376 and other roads during construction, which is anticipated to continue through the summer of 2020.
Additional details will be provided prior to phase changes impacting traffic.
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 860 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.