Ada County Highway District

State Street Bridge #1486 (#536) at 15th Street

Construction update as of 4/20/18:  15th Street is closed between State Street and Washington Street, and scheduled to re-open May 1st. The canal bridge is complete. Concrete placements for curb and gutter on the north side of State Street started April 9th. Concrete paving is scheduled for April 19-20, weather dependent.

General Description:

Project Description:

  • Replace Bridge #1486 over the Boise Valley Canal
  • Replace the State Street and 15th Street intersection with concrete pavement
  • Install "Green" stormwater infrastructure
  • This project will be constructed at the same time as the 2018 Downtown Boise Implementation Plan project


Time Frame

Start Date:
Winter 2017
End Date:  Spring 2018


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