STL District, City of Washington, clearing and grubbing, excavation, rock berms, stormwater pipe, bioretention basin, etc.

The City of Washington, MO seeks a qualified contractor to retrofit the Jefferson Street storm‑water basin. The work includes site clearing, excavation, construction of rock berms, installation of storm‑water piping, creation of a bioretention basin, overflow structure, and post‑construction restoration and seeding, followed by ongoing maintenance of the improvements. Bids must be sealed, include a 5 % bid bond, and comply with OSHA safety training requirements.