2018 Colsman Tunnel Rehabilitation Project

Project Information:

Location E. Orchard Road, between S. Jackson Street and S. Cherrywood Circle
Greenwood Village/Centennial
Description Rehabilitate or replace an existing 1.5 mile long sewer tunnel 
that serves the entirety of Southgate Sanitation District to ensure 
its long-term adequacy, function, and reliability
Owner Representative Burns & McDonnell Engineering Company, Inc.
Design/Build Team
Garney Companies, Inc.
Dewberry Engineers, Inc.
Shannon & Wilson, Inc.
Schedule Design - June through December 2017
Construction - January through December 2018