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Reconstruction of Long Island Expressway Exists 57-61

 

Project: Reconstruction of Long Island Expressway Exists 57-61 in the town of Brookhaven & Islip

Value: $ 100,000,000

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 system was installed.
  • Four (4) composite girder bridges had to be replaced to accommodate the roadway change and one (1) bridge was rehabilitated. In addition, new concrete bridges were built. Additionally, miles of precast concrete sound walls were installed. Most of the work was performed during evening hours.
  • All work was completed ahead of schedule.