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5J . EMERGENCY EXCAVATION AT MANUFACTURED GAS PLANT SITES <br /> ; . Notify the supervisor on call and the Facility Emergency Coordinator or <br /> Alternate` <br /> 2. Notify the Environmental Services Department (Gas Plant Project) and <br /> Safety, Health and Claims: <br /> Environmental Services : Robert C. Doss <br /> (415) 972-7601 <br /> or <br /> Victor C. Furtado <br /> (415) 972-7746 <br /> Safety, Health, and Claims: Marcia Dunham <br /> (415) 972-2300 <br /> or <br /> M. David Gidley <br /> (415) 972-1946 <br /> 3 . Refer to the Company's Excavation Guidelines for Manufactured Gas Plant <br /> Sites , which is available from your Environmental Coordinator. This <br /> response procedure summarizes these guidelines. <br /> 4 . The Facility Emergency Coordinator or the facility supervisor must remain <br /> on-site to supervise the work and to ensure the excavation guidelines are <br /> being followed . <br /> 5. Try to isolate the affected area and order all personnel not involved with <br /> the incident to leave the area. <br /> 6. If excavated soils are to be temporarily stockpiled on-site, place soils <br /> in a secured area of the facility. Isolate the stockpile by a barrier and <br /> cover securely with a waterproof tarp. <br /> 7 . Treat excavated soils as a hazardous waste unless the residue has been <br /> tested and determined to be non-hazardous. <br /> 8. Try to prevent water runoff from leaving the facility or from entering a <br /> water body. <br /> a. Use existing runoff control measures if appropriate. <br /> b. If feasible, check with the local sanitation district for discharge <br /> requirements or divert flow to a sanitary sewer system. <br /> c . Contain water runoff in leak-proof containers or storage tanks. <br /> 5-32 <br />