Established in 1955, Cook Concrete Products Inc. is one of the leading manufacturers of precast products for the civil engineering markets in California, Nevada and Oregon. The company designs custom precast products to meet its client's project specifications. It manufactures Storm Water Interceptors in sizes from 500 to 8,000 gallons. Cook Concrete Products Inc. also offers a wide array of other products, including manhole pipe, meter boxes, drainage inlets, utility vaults and custom precast. It also provides custom manholes that pass both vacuum and hydrostatic testing.