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Ralston Creek Corridor Sewer

What's Happening Now 

The City's contractor, Iron Woman Construction, is mobilizing for construction in the vicinity of Ralston Cove Park. Construction is anticipated to begin the week of January 27, 2020. They will be working in this area until approximately late February, weather permitting. Please be aware of construction activity and materials when you are in the area. Please obey any temporary "No Parking" signs. Users of Ralston Creek Trail should note a temporary detour as this project moves from Ralston Cove Park to Johnson Way. You can find a detour map in the resources section of this page. 

Project Overview

A 12,000 linear foot sewer line will be installed in the Ralston Creek corridor between Independence Street and Simms Street. This capital improvement project will replace the current 21 inch line with a 30 inch line.

Where and When Map of sewer replacement project

The sewer line will be installed between Independence Street and Simms Street in the Ralston Creek area. The project will begin in early 2020 and will take about a year to complete. 

What to Expect

The majority of work will take place in the public right-of-way. There may be periodic lane closures. When work is active in your neighborhood, you may experience temporary interruptions to water service. If your residence will be affected, you will receive notice 24 to 48 hours prior to the service interruption. While crews will strive to maintain access to all residences, there may be temporary lack of access.


If you have questions about this project, please contact the Engineering Division at 720-898-7640.


Ralston Creek Corridor Sewer Project