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0 0 <br /> 32 API RECOMMENDED PRACTICE 1646 <br /> 9.13 VAPOR HAZARDS <br /> Refer to API RP 1615 for a discussion of methods for vapor-freeing tanks. <br /> 9.14 USE OF PPE <br /> Fall prevention or fall arrest systems shall be used when workers may be exposed to a fall of greater than six feet where the hazard <br /> has not been eliminated through engineering controls. Please see API Safe Work Practice for Personal Protective Equipment <br /> (PPE)for requirements. <br /> 9.16 REGULATORY PERMIT REQUIREMENTS <br /> Regulatory permit requirements for excavations differ widely based on state and local requirements. Agencies that govern the <br /> regulatory permitting process for excavations also differ widely within state and local governments.It is the responsibility of the <br /> contractor and competent person to know and understand the regulatory requirements for excavation permits based on the agency <br /> with jurisdiction over excavations in the area where the work will be conducted. <br /> 9.16 REFERENCES <br /> API <br /> RP1604 Closure of Underground Petroleum Storage Tanks <br /> RP 1615 Installation of Underground of Petroleum Storage Systems <br /> RP 1631 Interior Lining and Periodic Inspection of Underground Storage Tanks <br /> OSHA <br /> 29 CFR 1926.650 <br /> 29 CFR 1926.651 <br /> 29 CFR 1926.652 <br /> These may be obtained from OSHA's website at http://www.osha.govfindex.html <br /> 10 Rigging, Hoisting, and Lifting <br /> Minimum Required Knowledge <br /> 10.1 PERSONNEL RESPONSIBILITIES <br /> It is the responsibility of the contractor performing the hoisting or lifting operation to do so in a safe manner and in compliance <br /> with applicable OSHA regulations.If unsure about the safety of a lifting or hoisting operation,it is the contractor's responsibility <br /> to STOP the operation until the issue has been clarified,and the operation can be performed safely. <br /> 10.1.1 Crane Operator <br /> All operators of powered lifting devices shall be certified crane operators trained and certified for operating that equipment.Oper- <br /> ators shall keep their certification available on the jobsite at all times. <br /> The operator shall be a competent person and is responsible to assure that the following are done before a lift begins: <br /> • An assessment of the lift has been completed and the lift method and equipment have been determined by a competent per- <br /> son. <br /> • Make sure the crane and load are properly configured. <br /> • Assure that outriggers and cribbing are being used at all times while performing lifts. <br /> 10.1.2 Operating Crew <br /> The crane operator or operating crew shall conduct a pre-operational inspection to verify that the crane and rigging equipment are <br /> configured properly and that controls and safety devices are working properly.They shall also ensure that the following are in <br /> good condition and are adequately rated for the intended load: <br /> • crane, <br /> • wire ropes, <br />