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Soren Darr

Soren Darr

13084 John Bauer Ave
Grass Valley, CA 95945

(530) 432-4000 ext. 1

(000) 000-0000

Calpine Well & Treatment Project

17-009-00

Sierra County Water Works District #1

Calpine, Sierra County, CA

03/12/2026 at 14:00

Koch & Koch, Inc. is seeking DBE, MBE, WBE quotes for the following scopes: Well Drilling, Electrical, Asphalt Paving, Precast Concrete, Bolted Steel Water Tank, Trucking, Concrete, Rebar, Carpentry, Metal Roofing, HVAC, Plumbing, Hollow Metal Doors & Frames. Quotes for scopes not listed are welcome. This is a prevailing wage project.

This project consists of the drilling and completion of a 570-foot deep public water supply well; the installation of a well pump and related equipment; the construction of a new well building with chemical feed, controls and telemetry and site work at well location site; the installation of approximately 1650-feet of 6-inch diameter C900 transmission pipeline from the new well building to a new water treatment building; the construction of a new water treatment building with filters, controls, backwash system and site work; the construction of a new 16,000-gallon bolted steel backwash tank; and installation of telemetry equipment at a remote tank site and one existing well site.

Contact Soren Darr at soren@koch-ca.com for digital copies of the plans and specs and any questions relating to the project scopes or insurance requirements. We are willing to work with interested subs to break down scopes into economically feasible portions if needed. Assistance or direction with meeting the insurance requirements can be provided. We encourage grouping of DBEs if a scope is too large for one firm to handle individually.