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PEI/RP1200-17 <br /> ing vehicles,facility managers or operators who re-ener- <br /> WARNING: FIRE HAZARD gize electrical circuits that have been turned off,or clerks <br /> • Extinguish all smoking materials and who authorize sales at dispensers that are being serviced <br /> open flames. are hazards that must be anticipated and addressed. <br /> • Do not start or operate vehicles. Always advise personnel in charge of point-of-sale <br /> • Do not operate electric power tools in systems and the facility management of work to be done, <br /> classified areas. Take note of traffic patterns. Note the activities of any <br /> other workers at the facility and discuss with them ways <br /> • Do not wear clothing that can generate of minimizing or eliminating any hazards that may be <br /> static charges. presented by their activities. <br /> • Discharge personal static by touching a Use traffic barriers, PPE, lock-out/tagout procedures, <br /> grounded metallic object before enter- fuel shutoff valves and pump electrical disconnects as <br /> Ing a classified area. necessary to ensure safety during dispenser and tank <br /> • Remove from service any tank system system inspection,testing and maintenance activities. <br /> or dispenser that Is leaking fuel or <br /> vapor. 3.6 Test Equipment. Use equipment intended for test- <br /> ing spill, overfill, leak detection and secondary contain- <br /> Observe the following precautions when working in a ment equipment. <br /> classified area or in any area where fuel vapors may be For tests that impose a vacuum on a containment volume <br /> present. or interstitial space, use only an air-operated vacuum <br /> • Open flames from matches or cigarette lighters, bum- source or a vacuum pump powered by an explosion- <br /> ing cigarettes, cigars or pipes can ignite fuel vapors proof motor. Vacuum pumps with electric motors that <br /> and should never be allowed in the vicinity of fuel are not explosion-proof may ignite flammable vapors. If <br /> dispensing equipment or open containment sumps. a portable air compressor is used, it should be located at <br /> least 20 feet away from the venturi-eductor or outside any <br /> • Sparks from vehicle ignition systems, starting the Class I,Division 1 area. <br /> vehicle, using the battery or from AC-powered tools <br /> and devices, such as work lights or flashlights, can 3.7 Confined Space Entry. UST system containment <br /> ignite fuel vapors. Use explosion-proof equipment or sumps may be large enough to present hazards associated <br /> non-sparking tools when working in areas where fuel with confined space entry. Refer to OSHA 1910.146 for <br /> vapors may be present. further guidance on confined space entry procedures. <br /> • Static electricity generated by friction on articles 3.8 Use of Water Versus Product for Testing. Do <br /> of clothing or vehicle upholstery can cause a spark not use gasoline, gasoline/ethanol blends, diesel fuel or <br /> sufficient to ignite fuel vapors. Wear clothing that other stored liquids to test the integrity of spill buck- <br /> does not accumulate static charges.Individuals should ets and containment sump walls. Use water or other <br /> discharge static electricity by touching a grounded approved monitoring liquid for tests requiring a test liq- <br /> metallic object well outside a classified area before uid.A release of product from a leaking system presents <br /> reaching into a space wherever flammable vapors may a safety hazard and could cause environmental damage. <br /> be present. <br /> Follow the guidelines in Section 6.7 for proper disposal <br /> • Be familiar with the location and operation of of water used in testing. <br /> appropriate fire extinguishers or fire suppression <br /> systems at the facility before beginning any inspection, 3.9 Responding to Spills. Spills may occur during <br /> test or maintenance task. maintenance,testing or repair activities. Follow the spill <br /> • A UST system component or dispenser that is leaking response procedure specified by the facility owner or <br /> fuel or vapor should not remain in service.If a leak is operator. A spill kit should be readily available at the <br /> discovered, deactivate the system or component,label facility. <br /> it"Out of Service"and notify the appropriate person. Avoid igniting spilled fuel. Immediately remove people <br /> 3.5 People Hazards. Other personnel present at a from the area and verify that no open flames or other <br /> facility may cause significant hazards.Customers operat- ignition sources are in the area of the spill. Do not allow <br /> the starting of vehicles in the area. <br /> 0 pei.org <br />