Department: 
Streetscape Design

SAI was responsible for performing the initial site investigation; building vault surveys; preliminary and final roadway improvement and streetscape design; and construction inspection for this complex urban streetscape reconstruction.

Physical Features: 
  • 1,194' of urban street reconstruction.
  • 23 subgrade building vaults.
  • 8,000 s.f. of reinforced masonry retaining walls.
  • 18 catch basins.
  • 2,000' of water line replacement.
  • 39 trees.
Other Features: 
  • Roadway, sidewalk, and curb replacement.
  • New lighting and secondary signing.
  • Water and sewer line replacement.
  • Utility relocations.
  • Traffic signal design.
  • Traffic control plans for vehicles and pedestrians.
  • Tree planting and irrigation.
  • Asbestos abatement.
  • Extensive coordination with businesses/property owners.
  • ADA improvements design.
  • Extensive coordination with private utilities.
  • Coordination with the Port Authority of Allegheny County to minimize disruption of bus service.

Location