Unofficial Notice of Invitation to Bid (NIB)

El Dorado Irrigation District is seeking bids from qualified and interested contractors for the following project titled, Bass Lake Potable – Recycled Water Supplement Connection & Bridlewood Tank Rehabilitation Project Construction Engineering Services, identified under Solicitation ID: RFP25-24. Work is to be performed near Bass Lake Rd, Rescue, CA 95672, USA in El Dorado County.

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General Project Description

The project requires Construction Engineering Services (CES) for the Bass Lake Potable – Recycled Water Supplement Connection & Bridlewood Tank Rehabilitation. The tank rehabilitation involves replacing the existing welded-steel tank roof with an aluminum dome, interior and exterior coating, installation of a new cathodic protection system, and a new access ladder for the Bridlewood Tank. The supplement connection work includes demolition of an existing concrete pad, construction of a new concrete pad, installation of new piping appurtenances, and piping reconfiguration for a potable water to recycled water connection system. The CES firm will provide a California Licensed Professional Civil Engineer as Engineer-of-Record to offer engineering assistance throughout the construction, including participation in meetings, field observations, submittal and RFI/CO reviews, design/scope alteration coordination, subcontractor coordination, and preparation of record drawings.

General Bid Items

Quantity: 1 Unit: Each Work Item: Participation and support in regularly scheduled construction and ad hoc meetings for design changes.
Quantity: 1 Unit: Each Work Item: Field observation of construction activities to respond to RFIs.
Quantity: 1 Unit: Each Work Item: Review of submittals for adherence to technical specifications, District standards, and design drawings.
Quantity: 1 Unit: Each Work Item: Review of Requests for Information (RFIs), providing engineering input, guidance, technical justification, and design drawing alterations if required.
Quantity: 1 Unit: Each Work Item: Review of Change Orders (COs), providing engineering input and guidance on validity and scope.
Quantity: 1 Unit: Each Work Item: Coordination of design and scope alterations, developing cost-effective, constructible engineering solutions.
Quantity: 1 Unit: Each Work Item: Coordination with sub-contracted specialty design firms.
Quantity: 1 Unit: Each Work Item: Preparation and stamping of record drawings by the Engineer-of-Record following construction completion.

NAICS Classification

NAICS 541330 – Engineering Services (Primary service for Construction Engineering Professional Services), NAICS 237110 – Water and Sewer Line and Related Structures Construction (Relevant due to potable and recycled water connection, piping, and concrete work), NAICS 237990 – Other Heavy and Civil Engineering Construction (Applicable to tank rehabilitation, structural work, coatings, and cathodic protection system installation)

Records and Due Date

This bid opportunity was entered into BidAmerica on December 23, 2025, and was last updated on December 22, 2025. All bids and/or proposals are due on February 3, 2026.

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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 El Dorado Irrigation District. 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 El Dorado Irrigation District prior to bidding.