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Bridge Improvement Project

Overview

Flathead County has identified four bridges in need of rehabilitation and replacement due to their age and condition. The bridges have various deficiencies that must be addressed in the near future; however, all are currently deemed safe for public use by recent inspections. 

The bridges include: 

  • Baker Avenue bridge crossing the Whitefish River
  • Delrey Road bridge crossing Swift Creek
  • Kiwanis Lane bridge crossing the Flathead River (aka Dry Creek Bridge)
  • Whitefish Stage Road bridge crossing the Stillwater River

In 2022, Flathead County received a Bridge Investment Program (BIP) Planning Grant through the Federal Highway Administration (FHWA) to study and recommend improvements for these four bridges. The resulting Planning Study was completed in July 2024 and included field studies, survey, structural and hydraulic examination, alternative analysis, benefit-cost analysis, pre-NEPA screening, preferred alternative selection, 30% preliminary designs, cost estimates, and public outreach. Based on extensive preliminary engineering efforts, the Planning Study recommended that Whitefish Stage, Delrey, and Kiwanis bridges be reconstructed in full, and the Baker bridge undergo rehabilitation of the deck and substructure.

PLANNING STUDY DELIVERABLES

30% Construction Plans

Baker Avenue 30% Bridge Construction Plans

Delrey Road 30% Bridge Construction Plans

Kiwanis Lane 30% Bridge Construction Plans

Whitefish Stage Road 30% Bridge Construction Plans

Type, Size, and Location Reports

Baker Avenue Type, Size, and Location Report

Delrey Road Type, Size, and Location Report

Kiwanis Lane Type, Size, and Location Report

Whitefish Stage Road Type, Size, and Location Report

Hydraulic Assessment of Preferred Alternatives - June 2024

Preliminary NEPA Review - June 2024

Preliminary Assessment Report - December 2023

Stay Involved

Public input on the bridge projects is important to Flathead County and its partners. The public can submit comments anytime and join the project’s email list by sending an email to the project team at publicinfoofficer(at)flathead.mt.gov.

Two public meetings were held in April 2024 during the initial project Planning Study. Additional public meetings will be scheduled as the project moves forward into final design. 

April 2024 Public Open House - Presentation

April 2024 Public Open House - Preliminary Bridge Designs

Bridge Public Meeting Renderings.jpg

 

Page Last Updated: Oct 30, 2024