Unofficial Notice of Invitation to Bid (NIB)

Imperial County is seeking bids from qualified and interested contractors for the following project titled, Gateway of the Americas Freight Optimization Plan, identified under Solicitation ID: 7268STPG. Work is to be performed near 155 S 11th St, El Centro, CA 92243, USA in Imperial County.

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General Project Description

The County of Imperial Department of Public Works is seeking proposals from qualified and experienced consultants to provide professional traffic engineering services. The project involves completing a corridor and freight optimization plan for the Gateway of the Americas planning area, surrounding the Calexico East Port of Entry. The plan's purpose is to identify critical capital improvements, optimize commercial freight and passenger vehicle circulation, and mitigate greenhouse gas emissions and environmental impacts from traffic congestion and idling vehicles. Key tasks include reviewing existing conditions, conducting extensive public outreach, facilitating advisory committee meetings, performing a needs assessment, and preparing comprehensive draft and final optimization plans for Board approval. The project aims to advance statewide priorities outlined in the California Freight Mobility Plan 2023, Climate Action Plan, and Climate Adaptation Strategy.

General Bid Items

Quantity: 1 Unit: LS Work Item: Comprehensive Review of Existing Conditions (inclusive of traffic data, pending improvements, planned development, traffic counts, roadway analysis, issues identification, stakeholder list).
Quantity: 1 Unit: LS Work Item: Public Outreach (coordination of minimum two public workshops, virtual attendance option, publicity via social media, notices to property owners, public opinion survey in English and Spanish).
Quantity: 1 Unit: LS Work Item: Gateway Transportation Advisory Committee Meetings (extending invitations to agencies, conducting meetings with stakeholders, identifying stakeholder requirements for improvement projects).
Quantity: 1 Unit: LS Work Item: Needs Assessment (assessment of current data needs, capital improvements, stakeholder requirements, environmental strategies for transportation resiliency, County capacity/resource challenges, resource planning strategies).
Quantity: 1 Unit: LS Work Item: Prepare Draft and Final Corridor and Freight Optimization Plan (identify priority capital improvement projects, performance metrics, intelligent transportation technology, synchronized intersections, traffic circles, capacity enhancing improvements, public input review, ADA-accessible electronic copy).
Quantity: 1 Unit: LS Work Item: Board Review/Approval (prepare board item for Imperial County Board of Supervisors, board agenda, meeting minutes/minute order).

NAICS Classification

NAICS 541330 – Engineering Services (Traffic engineering, transportation planning, corridor and freight optimization)., NAICS 541611 – Administrative Management and General Management Consulting Services (Project management, public outreach, stakeholder coordination)., NAICS 541620 – Environmental Consulting Services (Assessment and planning for reducing greenhouse gas emissions and environmental impacts).

Records and Due Date

This bid opportunity was entered into BidAmerica on November 27, 2025, and was last updated on November 26, 2025. All bids and/or proposals are due on January 9, 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 Imperial 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 Imperial County prior to bidding.