Bridge Rehabilitation and Replacement

SAI was responsible for the preliminary design, final design and consultation during construction for the repairs of several structures located within the limits of the I-79/S.R. 0065/S.R. 0051 interchanges which includes the main steel through tied arch span that connects the north and south shore interchanges over the Ohio River and the associated deck girder approach spans and ramps.

Physical Features: 
  • 725' main span steel through tied arch over the Ohio River and associated deck girder approach spans and ramps.
Other Features: 
  • Multiple PS&Es grouping various structures.
  • Incorporation of repair details with adjacent interstate 3R projects done by others.
  • Phased expansion dam removal and replacement including main span expansion dams.
  • Fatigue repair details.
  • Hoan bridge-like details.
  • LMC decks.
  • Substructure repairs, numerous rocker bearing replacements, and zone painting.