SR 0028-A09, A10, A50, A53 – Construction Inspection

SAI worked as a subconsultant to the prime construction management and inspection consultant CDR Maguire, to provide construction inspection and management services on approximately 2.5 miles of this major roadway widening and reconstruction project.

Physical features:

  • Approximately 2.5 miles of complete roadway reconstruction of a four-lane limited access highway.
  • 5,300 linear feet of new wall construction.
  • Replacement of 515 feet of the 31st Street Bridge.
  • One new abutment with tieback anchors, one pier with a caisson foundation, and the remainder on four rebuilt pier caps.

Other features:

  • Facilitated an agreement for a waste area with a neighboring property owner at a cost savings for the Department.
  • Relocation of 2 tracks of the Norfolk and Southern Mainline.
  • Material testing and analysis.
  • Image panels at wall number 21 with murals of Pittsburgh’s North Side neighborhoods.
  • Traffic maintained via phased construction.


  • 2014 Transportation Project of the Year Award from the Engineering Society of Western Pennsylvania
  • 2014 Outstanding Engineering Achievement Award from the Pennsylvania Society of Professional Engineers, Pittsburgh Chapter.
  • 2014 Civil Engineering Achievement Award from the Pittsburgh Chapter of the American Society of Civil Engineers.
Client/Owner: Pennsylvania Department of Transportation, District 11-0
Completion Date: 2015
Construction Cost: $181,000,000