Unofficial Notice of Invitation to Bid (NIB)

Yuba City is seeking bids from qualified and interested contractors for the following project titled, GARDEN HIGHWAY IMPROVEMENT PROJECT GEOTECHNICAL ENGINEERING SERVICES, identified under Solicitation ID: 1341-RFP-26. Work is to be performed near 1201 Civic Center Blvd, Yuba City, CA 95993, USA in Sutter County.

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General Project Description

The City of Yuba City is soliciting proposals from qualified consulting firms to provide geotechnical engineering services for the Garden Highway Improvements Project. The project involves improvements to the Garden Highway segment between Lincoln Road and Bogue Road, including roadway rehabilitation/reconstruction, pedestrian/bicycle enhancements, drainage improvements, signal/push button upgrades, and ADA-compliant curb ramps. The selected consultant will conduct a geotechnical investigation, including field investigations, laboratory testing, and engineering analysis, to characterize pavement sections, subsurface soil, and groundwater conditions, ultimately providing a Geotechnical Engineering Investigation Report with design and construction recommendations for earthwork and structural roadway improvements.

General Bid Items

Quantity: - Unit: - Work Item: Literature review of available geologic and engineering documents.
Quantity: - Unit: - Work Item: Surface reconnaissance investigation, Specifications: Topography and drainage evaluation, Existing pavement conditions, Site and surrounding land uses.
Quantity: - Unit: - Work Item: Asphalt coring field investigation, Specifications: Underground Service Alert (USA) marking; Excavation of up to 10 exploratory core locations within existing pavement areas to a maximum depth of 36 inches; Logging of existing AC, AB, and Subgrade materials utilizing ASTM International (ASTM), Volume 04.08, Soil and Rock (I) and ASTM D2487 guidelines; Collecting representative bulk samples of subgrade soils, labeling, and transporting to the materials testing laboratory.
Quantity: - Unit: - Work Item: Laboratory testing, Specifications: ASTM D422 Particle Size Distribution, Sieve and Hydrometer Analysis; ASTM D2487 & D2488 Unified Soil Classification System, Description Visual Method; ASTM D2844 Resistance (R-Value); ASTM D4318 Atterberg Plasticity Indices; Additional laboratory testing as needed to evaluate soil with high potentiation for volume change.
Quantity: - Unit: - Work Item: Engineering data analysis, Specifications: Soil and rock stratigraphy, Foundation support, Settlement analysis, Soil plasticity indices, Soil expansion potential, Soil corrosion potential, Groundwater seepage and drainage controls.
Quantity: - Unit: - Work Item: Preparation of Geotechnical Engineering Investigation Report, Specifications: Including design and construction recommendations for earthwork improvement and structural roadway improvements (Flexible Pavement Design (Full Reconstruction), Full Depth Reclamation with Cement (FDR -C), Cold Central Plant Recycling, Roller Compacted Concrete Design (Supported on FDR -C Subgrade)).

NAICS Classification

NAICS 541330 – Engineering Services (Providing geotechnical engineering investigation, analysis, and report preparation)., NAICS 541380 – Testing Laboratories (Performing field investigations, asphalt coring, and laboratory testing of soil and material samples).

Records and Due Date

This bid opportunity was entered into BidAmerica on February 10, 2026, and was last updated on February 10, 2026. All bids and/or proposals are due on February 27, 2026.

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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 Yuba City. 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 Yuba City prior to bidding.