This project involved the reconstruction of a portion of SR 0048 in Allegheny County from an existing 2-lane roadway to…
Tri-State Design, working as a subconsultant to a major consulting firm, was responsible for the in-depth inspection and rehabilitation design…
This project consisted of the replacement of an existing three-span curved bridge over Conrail and an associated roadway. During the…
This project involved the replacement of a narrow 2-lane, 200’ span through-truss bridge and associated roadway. The geometry of the…