Unofficial Notice of Invitation to Bid (NIB)

San Diego County is seeking bids from qualified and interested contractors for the following project titled, Lakeside Small Diameter Sewer Improvements, identified under Solicitation ID: RFB 12912. Work is to be performed near 5510 Overland Ave, San Diego, CA 92123, USA in San Diego County.

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General Project Description

This project involves the general rehabilitation of sewer line segments in the Lakeside, Wintergardens, and Alpine areas of unincorporated San Diego County. The primary work includes using Cured-in-Place Pipe (CIPP) liner and installing top hats at lateral connections. Additional work will encompass traffic control, erosion control measures, and temporary sewage bypassing. The total net length of the improvements is 17,240 linear feet, as detailed in the project plans.

General Bid Items

Quantity: 1 Unit: LS Work Item: Mobilization
Quantity: 1 Unit: LS Work Item: Water Pollution Control Program
Quantity: 1 Unit: LS Work Item: Clearing and Grubbing
Quantity: 2 Unit: EA Work Item: Project Identification Sign
Quantity: 291 Unit: LF Work Item: Cure in Place Pipe (CIPP) Liner, Specifications: 6-Inch
Quantity: 11533 Unit: LF Work Item: Cure in Place Pipe (CIPP) Liner, Specifications: 8-Inch
Quantity: 461 Unit: LF Work Item: Cure in Place Pipe (CIPP) Liner, Specifications: 10-Inch
Quantity: 577 Unit: LF Work Item: Cure in Place Pipe (CIPP) Liner, Specifications: 12-Inch
Quantity: 36 Unit: EA Work Item: Point Repair by Cure-In-Place Sectional Liner (CIP), Specifications: 8-Inch
Quantity: 209 Unit: EA Work Item: Sewer Lateral Connection (Top Hats)
Quantity: 60 Unit: LF Work Item: Temporary Gravel Bag Berm
Quantity: 240 Unit: LF Work Item: Temporary Silt Fence
Quantity: 1 Unit: LS Work Item: Temporary Sewage Bypass
Quantity: 1 Unit: LS Work Item: Traffic Control System
Quantity: 2500 Unit: DLR Work Item: BMP Maintenance Cost Sharing
Quantity: 1 Unit: LS Work Item: Job Site Management
Quantity: 3 Unit: EA Work Item: Move-In/Move-Out (Erosion Control)
Quantity: 3 Unit: EA Work Item: Move-In/Move-Out (Temporary Erosion Control)
Quantity: 25000 Unit: DLR Work Item: Field Orders
Quantity: 100 Unit: SY Work Item: Temporary Cover

NAICS Classification

NAICS 237110 – Water and Sewer Line and Related Structures Construction (Primary activity of rehabilitating sewer lines), NAICS 237310 – Highway, Street, and Bridge Construction (For traffic control systems and temporary road covers), NAICS 238910 – Site Preparation Contractors (For clearing, grubbing, and earth erosion control)

Records and Due Date

This bid opportunity was entered into BidAmerica on January 26, 2026, and was last updated on January 26, 2026. All bids and/or proposals are due on February 19, 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 San Diego County. 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 San Diego County prior to bidding.