WORK PLANS - Laserfiche WebLink

Home Browse Search

WORK PLAN ADDENDUM Secure a Soil Sample From Under a Waste Oil UST Closed in Place in April 1988, and Check for the Presence of Two Additional USTs On-Site 1.0 Introduction This addendum to the Work Plan issued on January 28, 2005, responds to comments received from The Environmental Health Department, San Joaquin County (EHD), on February 15, 2005, (copy included in Appendix A). EHD requires that soil samples be secured both above and below the closed in place Waste Oil UST, and that the sample from below the tank be secured using a van mounted probe boring machine capable of slant boring, rather than the hand auger proposed. Samples to be analyzed for TPHg and TPHd by EPA 8260, BTEX by EPA 8260, chlorinated hydrocarbons by EPA 8010, 8240 or 8260, MTBE, TBA, EtBE, TAME by EPA 8260, metals by ICAP 6010 or AA 7000, PCB by EPA 8270 or 8080. I Should USTs be found in front of the Parts Building, they will be removed under permit and inspection by the EHD tank compliance unit. Soil samples will be taken from under the tanks and analyzed for TPHg, TPHd, BTEX, MTBE, DIPE, EtBE, TAME and total Lead, using appropriate EPA methods. The balance of the Introduction is unchanged from the Work Plan. 2.0 Site Description This is unchanged from the Work Plan. 3.0 Purpose of Investigation The purpose of the investigation is unchanged from the Work Plan, except that, should USTs be found in front of the Parts Building, they will be removed as outlined in the EHD letter of February 15, 2005. 4.0 Discussion This section is essentially unchanged, except that, should USTs be found in front of the Parts Building, they shall be removed as outlined in the EHD letter of February 15, 2005. 5.0 Procedure The Waste Oil UST is a 600 gallon tank, installed vertically (see Appendix A - letter dated 1/14/87 from J. Rokoszewski, President of R& L, and invoice no. 1438 from Delta i 1