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.
- 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.
- 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.
Construction Cost: $181,000,000