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SAN JOAQUIN COUNTY Environmental Health Department 5. Any individual performing the work of a service technician must possess, or work under the direct and personal supervision of an individual physically present at the work site at all times while work is being performed who possesses, all of the following: • One of several permissible valid, current contractor licenses issued by the CSLB • A current California UST Service Technician certificate issued by the ICC • A valid, current certificate of training from the manufacturer(s) of the component(s) being tested, or the developer of the testing equipment or test method(s) being used 6. Individuals working under the direct supervision of a qualified UST installer or UST service technician must, at a minimum, be employed by the person with the CSLB license and possess all manufacturer certificates of training for the equipment on which they are working. 7. The tank owner or operator shall log into the California Ehvironmental Reporting System (CERS) at http://cers.calepa.ca.gov/ and ensure all UST information is current. 8. The tank owner or operator shall log into CERS and complete and submit a UST Certification of Installation/Modification for the STP sumps on the existing tanks T2 (87), T4 (diesel), and T5 (diesel) within 30 days. 9. Test ports for use in determining VPH monitoring continuity shall be installed in all brine monitored sumps and at every end point of all vacuum monitored piping zones. 10. The UST System must be installed in compliance with all of the following: a. The installed UST system must be compliant with all applicable laws, regulations, and industry standards. All installation and testing shall be in compliance with manufacturer's instructions and CCR 2635 and 2636. All monitoring system components shall be listed in the State Water Resources Control Board's Local Guidance Letter (LG) 113. b. All primary containment including any integral secondary containment system must be certified by an independent testing organization and labeled as required by the organization (CCR 2631(b); UL, ULC, ANSI, API, ASTM, etc. See CCR Table B for complete list.). Pursuant to Underwriters Laboratories Inc. (UL) listing requirements, only those products bearing the UL mark will be considered listed. Any part/product not marked with the UL label or another listed testing organization will be rejected. c. All secondary containment system which is not an integral part of the primary containment shall be designed and constructed according to an engineering specification approved by a state registered professional engineer or according to a nationally recognized industry code or engineering standard, per CCR 2631(d). d. Install concrete of sufficient thickness over USTs and around sumps and dispensers, according to the manufacturer's written installation instructions and approved buoyancy calculations. e. All tank top openings that are connected to the primary space of the UST must have secondary containment, audible/visual alarm, and be vapor tight or terminate at grade. Sumps, including UDCs, must be constructed in a manner to prevent vapors from entering the backfill. f. All secondary containment must be constructed to prevent water intrusion and must be continuously monitored as required under HSC 25290.1. g. All vacuum zone volumes must be accurately programmed and their volumes adequate for their respective vacuum sensors. Chase piping must be VPH monitored and included in its respective vacuum monitoring zone. A means of verifying vacuum zone communication at each vacuum zone termination point must be provided. 3 of 4