Welcome to SAI! We are a transportation-focused civil engineering and construction management firm specializing in bridge and highway design, structural inspection, traffic engineering, design management, and construction management and inspection.  A leader in the field of transportation design and construction management, SAI has provided government and private sector clients with innovative, accurate, and reliable design and consulting engineering services for over 54 years.

Project Spotlight:


Lower Hill Redevelopment Project (Former Civic Arena)

SAI was responsible for the construction management and inspection of a substantial site development, infrastructure, and local roadway reconstruction project as part of the redevelopment of the former Civic Arena site in the City of Pittsburgh, Pennsylvania. The physical features of this project include: 14 acre urban site. 90,000 CY of earthwork. 4 signalized intersections. Construction of the extension of Wylie Avenue and two new streets (Fullerton and Logan). Widening of Centre Avenue, and tie-ins to Centre Avenue and Bedford ...
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