LTV South Side Works – Site Development

SAI was responsible for performing the final site design and the construction management and construction inspection of this large brownfield redevelopment project within the city of Pittsburgh, PA.

Physical features:

  • 115 acres of land, formerly LTV Steel Corporation, developed with residential, commercial, and flex office buildings.
  • Numerous roadways throughout site with several connecting to existing Carson Street.
  • Carson Street widening to accommodate projected traffic increase.
  • Design of sanitary sewer collection system and manholes tying into the ALCOSAN interceptor sewer at the Monongahela River.
  • Design of PWSA sewers and manholes including special design chambers throughout the 115 acre site.
  • 70′ single-span precast spread box beam bridges with integral abutments spanning an existing CSX railroad tunnel.

Other features:

  • Regrading of site to minimize interference with buried concrete mill foundations.
  • Inspection and analysis of CSX railroad tunnel.
  • Subsurface investigations; locating old foundations.
  • Reuse of existing 25′- to 30′-deep sewer systems.
  • Designation of specific public and private utility corridors; demolition of existing foundations within these corridors.
  • Coordination with various private developers.
  • Traffic analysis and design.
  • Public and private utility design and coordination.
Client/Owner: Urban Redevelopment Authority of the City of Pittsburgh
Completion Date: 2009
Construction Cost: $28,000,000

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