04A7385 - On-Call Roadway Construction Material Sampling and Testing Services

The California Department of Transportation (Caltrans), specifically District 4, is soliciting Statements of Qualifications (SOQs) for on-call roadway construction material sampling and testing services covering Contra Costa, Marin, Napa, Solano, Sonoma counties, and Supervisorial District 5 of Alameda County. The procurement seeks a consultant to perform professional and technical services including field sampling, construction materials testing, laboratory analysis, reports, plant inspection, and test equipment calibration for transportation facility construction projects. Required qualifications include a Responsible Person who is a licensed Professional Civil Engineer with a minimum of five years contract management experience and ten years in roadway construction services. The consultant must provide fully equipped and certified laboratories meeting ASTM standards, nuclear gauges, and field equipment, with personnel holding current Caltrans certifications in applicable California Test Methods. The RFQ was advertised on October 20, 2025, with statements of qualifications due by 10:00 a.m. on November 20, 2025, and interviews scheduled for December 9, 2025, via WebEx. Contract negotiations are planned for the week of January 20, 2026, with cost negotiations to be completed by January 28, 2026.

The contract has an estimated value ranging from $10,400,000 to $16,900,000, with a ten percent fee for profit and escalation rates of 1.81% in Year 0 and 3.62% annually for Years 1 through 3. While the original solicitation mentioned Disadvantaged Business Enterprise (DBE) participation, Addendum 1 removed all DBE participation goals and documentation requirements pending further compliance updates. The contract term is estimated at three years, and no specific work is guaranteed under this on-call contract. Federal and/or State prevailing wage rates will apply, and a pre-award or post-award audit will be performed on the resulting contract. Consultants must disclose any use of Generative Artificial Intelligence (GenAI) technology in their transmittal letters, with potential disqualification for failure to provide detailed descriptions of GenAI development and deployment. Vendor services are defined as trade services incidental to core architectural and engineering services, requiring submission of rate sheets listing unit costs inclusive of direct and indirect costs.