Marshall Road Transmission Main - Phase 1

Project Number: 2018106

Status: Construction

Construction Estimate: $3,001,000

Project Description: Construct 30-inch water transmission main.

The Marshall Rd. project increases water transmission capacity from the existing 30-inch water main on Thorpe Rd. southward, running parallel to US Highway 195 to the existing Qualchan reservoir. Water transmission south on Hwy 195 is currently limited to a single 24” water main. This is the first phase of a three-phase project lasting into 2024.

Project Location(s) and Schedule

  • From the intersection of Thorpe Rd. and Marshall Rd. extending south on Marshall Rd. approximately 5,800 feet.

Crews will be in the area during the scheduled time frame. All schedules are approximate and dependent on weather and unforeseen delays.

Once the contract has been awarded, contractors will be responsible for setting and maintaining the schedule for the work to be done. If you have questions regarding the construction schedule or the work being done, please contact the contractor's public representative.

Contractors are required to provide two business day’s notice to a homeowner/business if the homeowner/business owner’s property will be directly impacted by the work. This includes access issues.

Current Detours

Construction Zone Details

  • Planned Detours: Yes – as needed throughout construction. View latest detour map (PDF 1.7 MB)
  • Planned Lane Restrictions: Yes – as needed throughout construction
  • Planned Road Closures: Yes – as needed throughout construction
  • Planned Utility Work: Yes
  • Pavement Cut Moratorium in Effect: Yes

Note: The contractor will do its best to minimize impacts on the public, but unforeseen circumstances may result in the need to temporarily revise traffic restrictions. For everyone’s safety, please obey all traffic signs.

Construction Start Date: June 2023

Construction Completed Date: October 2024

Contract Award Date: March 27, 2023

Contractor: DW Excavating

City Project Manager - Design Phase: Kristy Warren,, 509.625.6700

City Project Manager - Construction Phase: Kelly Heitstuman,, 509.625.7759

Contact Information

For questions or concerns regarding the construction work or the construction schedule, please contact the contractor’s public representative:
To be determined

If the contractor’s public representative cannot resolve your issue, please contact the City of Spokane - Engineering Services at 509.625.6700 or

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