CDR|M is the Construction Manager for the Pennsylvania Turnpike Commission’s Southern Beltway expansion from SR 22 to I-79 in Allegheny and Washington Counties, Pennsylvania.
The new roadway facility includes over 13 miles of new concrete mainline roadway, 16 mainline bridges, 8 local bridges, 4 interstate bridges, 30 major culvert structures, 5 interchanges, utility relocations, wetland mitigation, construction of a maintenance facility, installation of cashless tolling, signing, and pavement markings.
The Southern Beltway is anticipated to be open to traffic in late 2021 and the final ramps near I-79 are expected to be finished in 2022.
