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02/14/01 08:22 FAX 707 M 2022 W A CRAIG INC Z04 FROM PHONE NO. : 209 474 2104 Feb. 12 2001 03:OePM P4 California Code of Regulations Title 23: Waters Division 3: Water Resources Control Board Chapter I6: Vuderground Storage 'Zack Regulations 2636. Design, Construction,Installation, Testing, and Monitoring Requirements for Piping (b) All corrodible underground piping, if in direct eontact with backfill material, shall be protected against corrosion. Piping constructed of fiberglass-ncinfosced plastic, steel with cathodic protection,or steel isolated from direct contact with backfill, fulfills this corrosion protection requirement Cathodic protection shall meet the requirements of section 2635(a)(2), 2631.Design and Construction Requirements for New USTs )Asecondary conrAinment system which is not an:ategral pan of primary ron[ainnient shaD be designed and constructed according to an erlg}neering specification approved by a state registered professional zltgll]eer or according to a natioty recognized industry code or engineering standard. The eng nearing speci£cation shall include the canstructioa Procedures. Materials used to construct the secondary containment system shall have sufficient thuckness, density, and corrosion resistance to prevent structural weakening or damage to the secondary containment system as a result of contact with auy released hazardous subsutnce. The following requirements apply ro these secondary containment systems: 2635.Instsuation and Testing Requirements for All New UST& (d) Owners or their agents shall certify that the installation of the tanks and piping meets the conditions in subdivisions(1) through(5)below. The certification shall be made on a"Certificate of Compliance for Underground Storage Tank Installation Form.C"(see Appendix V). (1) The installer has been adequately trained as evidenced by a certificate of training issued by the tank and piping manufacturers; (2) The installer has been certified or licensed by the Contractors State License Board; (3)The underground storage tank,any primary piping, and any secondary containment, was installed according to applicable voluntary consensus standards and any rnftnufacturees written installation inumctions: (4)All work listed in the manufacnrrar s installation cheeklisr has beery completed; and (S) The installation has been inspected and approved by the local agency, or, if requited by the local agency, inspected and certified by a registered professional engineer who has education in and experience with undcxgmuud storage tank system installation.