Sprinkler system must NOT be shut off or impaired while hot work is performed - Answer-Place damp
cloth guards on individual sprinkler heads
The person conducting the fire watch ______ have other duties - Answer-CANNOT
A portable fire extinguisher with a rating of _________ is required and shoul...
fdny g60 PRACTICE TEST Sprinkler system must NOT be shut off or impaired while hot work is performed - Answer -Place damp cloth guards on individual sprinkler heads The person conducting the fire watch ______ have other duties - Answer -CANNOT A portable fire extinguisher with a rating of _________ is required and should be within ____ feet travel distance hot work area - Answer -2-A:20 -B:C///30 For ROOFING OPERATIONS, a portable fire extinguisher with a minimum rating of ______ is required - Answer -3-A:40 -B:C Fire watch on floors below is ______ - Answer -required The fire watch must continue for a minimum of ____ minutes after the hot work is done - Answer -30 For any CNG or LPG torch operations, the first inspection shall be conducted ___ minutes after completion. The second inspection shall be conducted _______ after completion of torch operations. - Answer -30 min///1 hour The fire guard or fire watch personnel must complete a signed inspection report and it must be submitted to and retained by the person in charge of the torch operations. - Answer -The report must be made available and maintained on the premises for a minimu m of 48 hours after the work is complete. Most common fuel gasses used in blowtorches are ______ - Answer -LPG (butane, propane) natural gas (methane) (either CNG or piped natural gasses) Soldering and brazing temperatures are typically______ - Answer -840 degrees F Oxy-acetylene generates the highest temperature which can reach up to _____ - Answer -6000 degrees F Gas torches can exceed _________ and are used for burning weeds, melting ice, or applying tar to a roof - Answer -2000 degrees F If the torch operation is to stop for a period of _________________, the torch vale must be closed and the gas supply to the torch must be completely shut - Answer -1 hour or more Containers, valves, regulators, hose and other apparatus and fittings for oxygen must be kept free of __________. - Answer -oil or grease Backfire - Answer -this occurs when the flame of a torch goes out and there is a loud snap or pop Flashback - Answer -This occurs when the cutting or welding flame burns inside the torch or the hoses and it is usually accompanied by a whistle or hissing noise. As soon as it is noticed, the torch control valves should be closed. This indicated there is s omething wrong with the equipment, either damage or blockage A hot work area should be _____ - Answer -well ventilated Whoever is working with hot work equipment CANNOT wear _____________ since it is susceptible to burning and ignition - Answer -frayed clothing Empty containers must be __________ - Answer -handled in the same manner as full ones Gas containers must be replaced when empty. - Answer -It is ILLEGAL to refill gas container All gas containers, whether CNG or LPG, must be secured in an __________ - Answer -upright position and must not be stacked or stored on shelves All gas containers and related equipment must be _________ - Answer -protected from extreme temperature and physical damage
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