Welcome to the North Washington Street Water & Sanitation District's District Projects page. This page provides updates on current and upcoming water and sanitary sewer infrastructure projects throughout the District.

Our goal is to keep customers, residents, businesses, contractors, and developers informed about projects that improve the reliability, safety, and long-term sustainability of the District's water and wastewater systems.

 

Washington Street Cast Iron Water Main Replacement Project

Project Status: 🟡 Pre-Construction – Contractor Submittal Review

The North Washington Street Water & Sanitation District is preparing to begin the Washington Street Cast Iron Water Main Replacement Project, an important infrastructure improvement that will enhance the reliability of our water distribution system and replace aging water mains.

Project Information

• Status: Pre-Construction – Contractor Submittal Review
• Contractor: Colorado Civil Infrastructure
• Location: Washington Street from 59th Avenue to 66th Avenue
• Final Completion: February 16, 2027

Current Project Phase

The project is currently in the Contractor Submittal Review phase. During this process, the District and the project engineer are reviewing construction schedules, materials, equipment, and other required documentation before field work begins.

Construction Sequence

Construction is scheduled to begin at the intersection of 66th Avenue and Washington Street and progress south toward 59th Avenue. Work will be completed in phases to help minimize impacts to residents, businesses, and traffic.

Traffic & Water Service Impacts

Temporary lane closures, construction equipment, and traffic control will be present within the active work zone during construction. If temporary water service interruptions become necessary, affected customers will be notified in advance whenever possible.

 

South Side Phase 3 Water Line Project

Last Updated: August 6, 2026

Project Status: 🟢 Under Construction

The North Washington Street Water & Sanitation District is completing the South Side Phase 3 Water Main Replacement Project using District Operations staff. By self-performing this project, the District is able to reduce construction costs, maximize the value of customer rate dollars, maintain high construction standards, and complete critical infrastructure improvements with its experienced in-house workforce.

South Side Phase 3 is replacing aging cast iron water mains with new ductile iron water mains throughout the South Industrial area. These improvements will strengthen the District's water distribution system and provide reliable service for decades to come.

Benefits of the Project

• Replaces aging cast iron water mains with modern ductile iron pipe.
• Improves the reliability and performance of the water distribution system.
• Reduces the potential for future water main breaks and emergency repairs.
• Lowers long-term maintenance and replacement costs.
• Enhances fire protection and water system resiliency.
• Maximizes the value of customer rate dollars through self-performed construction.

Project Locations

✅ Completed

• E. 58th Avenue & Logan Street
• E. 57th Avenue
• Pivot Alley

🚧 Current & Upcoming Work

• Logan Street
• Logan Street to Court Alley Loop

These locations are part of the South Industrial Phase III Water Replacement Project.

Weekly Construction Updates

This page will be updated weekly with the latest construction schedule, project progress, anticipated traffic impacts, and any planned water service interruptions. We encourage residents and businesses to check back regularly for the most current information.

The North Washington Street Water & Sanitation District appreciates the patience and cooperation of our customers as we invest in improving the reliability and longevity of our water system.