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Reconstruction along the Long Island Expressway I-495

Project: Reconstruction along the Long Island Expressway I-495 including Interchanges with the Oyster Bay Expressway Route 135 & the Northern State Parkway.

Value: $102, 000, 000

Client: State of New York Department of Transportation.



Project Scope:

  • Work consisted of expanding the existing three-lane highway to a four-lane highway which included a high occupancy vehicle lane. The separating grass median was removed, the existing adjacent storm drainage system was abandoned and removed, and a new central storm drainage was installed.
  • Various existing bridges had to be replaced to accommodate the roadway change. In addition, two new precast concrete bridges were built. Most of the work was performed during evening hours.
  • All work was completed ahead of schedule.