The City of Malibu, Public Works Department, is seeking proposals from qualified and experienced firms to provide On-Call Materials, Geological, Geotechnical, and Environmental Testing and Inspection Services, along with Special Inspection and Source Material Inspection Services for various improvement projects in the City. The City intends to award a contract to one or more consultants to provide the requested services for a three-year term with two one-year optional extensions. The selected consultant will be required to perform various tasks, including material sampling, soil and asphalt compaction testing, laboratory testing, and field inspections. The consultant will also be required to prepare separate invoices for services rendered for each specific project authorized by the City. • Provide general geological, geotechnical, environmental, and materials testing and inspection services, along with special inspection and source inspection services on an on-call basis. • Perform sampling, testing, and inspecting manufactures materials and products at the source of supply (source material inspection) based on Caltrans Standard Specifications. • Perform laboratory tests and field inspections based on Caltrans Standard Specifications and the “Greenbook”. • Prepare a Source Inspection Quality Management Plan (SIQMP) and conduct source inspection per Caltrans’ material testing and source inspection procedures. • Provide coring services and other specialty testing and inspection services as required.