Siskiyou County Municode #2026-205011-01

Box Canyon Dam Generator Replacement Project – 100kW Diesel Generator and Site Upgrades

Siskiyou Power Authority is seeking bids for the Box Canyon Dam Generator Replacement Project in Mount Shasta, CA. - Government Buyer: - Siskiyou Power Authority (primary) - Siskiyou County (also referenced) - OEMs (Original Equipment Manufacturers) Highlighted: - Kohler (Rehlko) - Generac - Caterpillar - Onan - Blue Star - Products/Equipment Requested: - 100kW diesel generator with 433-gallon sub-base fuel tank - Automatic Transfer Switch (ATS), 250A, compatible with generator - Concrete pad (approx. 4'8" x 12'2") - Generator canopy structure (steel, metal roofing, galvanized framing) - Generator yard fencing (chain link, galvanized posts/rails, gates) - Steel framed access stairs and railing (grip strut treads, galvanized guardrails) - Electrical panelboards, circuit breakers, disconnect switches, and wiring devices - Conduit, conductors, and other electrical equipment - Services Requested: - Site grading and drainage improvements - Demolition and removal of existing stairs and related materials - Installation of all above equipment and infrastructure - Electrical infrastructure upgrades, including trolley motor backup power supply - Testing and commissioning of new systems - Unique/Notable Requirements: - Generator must comply with NFPA-110, UL, and seismic standards - Installation per manufacturer recommendations and construction documents - Mandatory pre-bid site visit - Compliance with California prevailing wage laws and Greenbook 2024 Edition - Class A California Contractors license required - No DVBE/DBE certifications required - Estimated Construction Cost: $1,080,000 to $1,390,000 - All work to be performed at Box Canyon Dam, 2623 WA Barr Road, Mount Shasta, CA

Description

The Siskiyou Power Authority is soliciting separate sealed bids for the construction of the Box Canyon Dam Generator Replacement Project located at 2623 WA Barr Road, Mount Shasta, CA. The project scope includes site improvements for grading and drainage, installation of a concrete pad and new generator, installation of a generator canopy structure and yard fencing, demolition and replacement of concrete access stairs with steel framed stairs, and electrical infrastructure work including adding a trolley motor to the backup power supply. Bids are due by 3:00 p.m. local time on May 20, 2026, and will be publicly opened and read aloud. The engineer's construction cost estimate ranges from $1,080,000 to $1,390,000.

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