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.Β  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 nearly 60 years.

Project Spotlight:

Armstrong Trails/Kiski Bridge Grand Opening Celebration

Armstrong Trails held a grand opening celebration for an additional 10 miles of trails added to the corridor in Armstrong/Clarion counties. Included in the addition was the conversion of the Kiski Railroad Bridge (1899) to a pedestrian crossing over the Kiski River. SAI provided Design and Construction Inspection services for this project. Jason DeFlitch, Ray Henney, and Sean McKeever, P.E. attended the event. If you bike, walk, hike, run, geocache, or love nature or history, visit: https://armstrongtrails.org/ πŸšΆβ€β™‚οΈ πŸƒβ€β™€οΈ 🚲 ...