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Revised: 02/03/2023 2 <br />Job Steps Hazards Actions to Eliminate or Minimize Hazards RAC <br />2. Access Tank Opening - Inhalation of Hazardous <br />Vapors/Gases <br />- Fire/Explosion <br />1. Open lid carefully and use a PID (or similar) monitoring <br />instrument to obtain a field reading. Reference field reading(s) <br />with site action levels in HASP and determine if it is safe to <br />continue. If LEL concentrations are at or above 10%, Stop work <br />and seek further guidance from the ICS Safety Officer. <br />2. Always keep a 20lbs. ABC Fire Extinguisher readily available <br />during UST removal activities. Do not perform tasks with power <br />tools unless they are intrinsically safe. Only use non-sparking <br />hand tools made of brass or pneumatic tools. Note: Smoking or <br />open flames are not allowed as vapors can easily ignite. <br />M <br />3. Vacuum Residual Liquid <br />Product from UST and Decant <br />into Totes <br />- Fire/Explosion <br />- Improper Pumping <br />- Leaks / Spills <br />- Liquid Splash <br />1. Vacuum residual liquids into vacuum truck then decant liquid <br />into approved totes or containers. <br />2. ICS shall refer to the subcontractor's AHA for this task and <br />ensure that all vacuum hoses are properly secured and bonded <br />prior to vacuuming. <br />3. Check all hose connections and make sure connections are <br />tight. Keep a spill kit readily available to clean up any small <br />drips or spills. <br />4. Place hose securely into tote, wear a face shield, goggles and <br />coated tyvek over clothing as liquid is decanted. <br />H <br />Vacuum Liquid from UST Using a Vacuum Truck <br />NC-25-1137 Tiwana & Sons <br />1210 East Hammer Lane, Stockton, CA 95210