Unofficial Notice of Invitation to Bid (NIB)

California State Dept of Transportation (CalTrans) is seeking bids from qualified and interested contractors for the following project titled, Routine and Non-Routine Generator Services in Alpine County, identified under Solicitation ID: 10A2855. Work is to be performed near 41951 CA-88, Pioneer, CA 95666, USA in Amador County.

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General Project Description

This project involves providing routine and non-routine generator maintenance, inspection, and repair services for the California Department of Transportation (Caltrans) at two specified locations in Alpine County. The scope includes monthly routine services such as lubrication, cooling system checks (e.g., coolant level, fan belts), fuel system checks (e.g., tank inspection, leak detection), air induction and exhaust system maintenance, electrical system checks (e.g., battery load tests, cable inspection), and engine/alarm verification and testing. Quarterly routine services include replacing air filters, fuel and coolant analysis, load testing, and changing engine oil/filters and fuel filters. The contractor is also responsible for providing consumables (fluids) and materials for replacement. Non-routine services involve immediate repairs outside of scheduled maintenance. Contractors must provide all labor, tools, equipment, machinery, travel, fees, and incidentals.

General Bid Items

Quantity: 144 Unit: Monthly Work Item: All labor, tools, equipment, machinery, vehicles, travel, disposal/recycling of waste, and incidentals necessary to provide Monthly Routine maintenance, inspection, and repairs for generators as per Exhibit A, Scope of Work.
Quantity: 48 Unit: Quarterly Work Item: All labor, tools, equipment, machinery, vehicles, travel, disposal/recycling of waste, and incidentals necessary to provide Quarterly Routine maintenance, inspection, and repairs for generators as per Exhibit A, Scope of Work.
Quantity: 180 Unit: Hourly Work Item: All labor, tools, equipment, machinery, vehicles, travel, disposal/recycling of waste, and incidentals necessary to provide Non-Routine maintenance and repairs not included in Quarterly or Annual routine service for generators as per Exhibit A, Scope of Work.
Quantity: 10% of Subtotal Amount Unit: LS Work Item: Maximum allowable expenditure for all parts, materials, supplies, fees, and permits as stated in Exhibit A. Specifications: Actual cost will be reimbursed based on submitted original receipts.

NAICS Classification

NAICS 811310 – Commercial and Industrial Machinery and Equipment (except Automotive and Electronic) Repair and Maintenance, NAICS 238210 – Electrical Contractors and Other Wiring Installation Contractors

Records and Due Date

This bid opportunity was entered into BidAmerica on December 2, 2025, and was last updated on December 1, 2025. All bids and/or proposals are due on December 11, 2025.

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Legal Disclaimer

All bidders are responsible for reviewing and verifying all official bid documentation directly from the issuing agency. BidAmerica aggregates public bid information for advertisement purposes for contractors and government agencies convenience. This Notice of Invitation to Bid is for reference purposes only and is not an official or complete representation of any documents issued by California State Dept of Transportation (CalTrans). BidAmerica does not guarantee the accuracy, completeness, or timeliness of any information displayed and shall not be held liable for any errors, omissions, misinterpretations, or damages resulting from reliance on this summary. Contractors must obtain all official information—including plans, specifications, addenda, deadlines, submission requirements, qualifications, and bidding conditions—directly from California State Dept of Transportation (CalTrans) prior to bidding.