Geotechnical AST Drilling Indefinite Delivery Indefinite Quantity (IDIQ) Multiple Award Task Order Contract (MATOC)

The Performance Work Statement (PWS) consists of the technical services required. Work will be performed within the South Pacific Division (SPD) boundaries. This area includes California, Arizona, Nevada, Utah, New Mexico and parts of Oregon, Idaho, Wyoming, Colorado, and Texas. It is anticipated that the majority of the work will be performed in California. The prime Contractor or subcontractor shall have all necessary Federal, State or Local Government licensein the state where work will be performed. The following technical services are required. Provide drilling, cone penetrometer testing services, backhoe, and trackhoe excavations. The principle features of the work shall include, but are not limited to: soil drilling and sampling using Hollow Stem flight augers, solid Stem flight augers, mud-rotary, air-rotary, and percussion drilling methods (such as ODEX, Down-hole Casing Advance Systems, or other percussion drilling systems); sonic drilling and sampling; rock core drilling and sampling (up to 6-inch diameter) using wire-line or conventional, diamond-impregnated drill bits; soil sampling using standard penetrometers, and other split barrel samplers up to 3-inch outside diameter (O.D.); undisturbed soil sampling using Shelby push tubes and Pitcher barrels with Pitcher tubes; test-pit excavations utilizing backhoes and trackhoes; Cone Penetrometer Testing (CPT) and associated tests using CPT; piezometer and inclinometer installations; hydraulic pressure testing (water pressure testing) associated with rock core drilling; observation well installation and development (includes pump tests and permeability tests); percolation tests; preparation of drill logs and trench or test-pit logs; as-built diagrams for observation well(s), piezometer(s), and inclinometer(s) installations, and all other pertinent