Download Fire Safety and Hot Work Procedures: A Guide to Best Practices and more Exams Safety and Fire Engineering in PDF only on Docsity! feet travel distance hot work area A portable fire extinguisher with a rating of is required and should be within Actual 2025 Latest Update FDNY G60 Practice Test With VERIFIED Questions And Answers Rated A+ damp cloth guards on individual sprinkler heads ✔✔Place ✔✔2-A:20-B:C///30 For ROOFING OPERATIONS, a portable fire extinguisher with a minimum rating of is required ✔✔3-A:40-B:C Fire watch on floors below is ✔✔required The fire watch must continue for a minimum of minutes after the hot work is done ✔✔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. ✔✔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. ✔✔The report must be made available and maintained on the premises for a minimum of 48 hours after the work is complete. Most common fuel gasses used in blowtorches are ✔✔LPG (butane, propane) natural gas (methane) (either CNG or piped natural gasses) ✔✔CANNOT The person conducting the fire watch have other duties Sprinkler system must NOT be shut off or impaired while hot work is performed degrees F ✔✔6000 Gas torches can exceed and are used for burning weeds, melting ice, or applying tar to a roof ✔✔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 ✔✔1 hour or more Containers, valves, regulators, hose and other apparatus and fittings for oxygen must be kept free of . ✔✔oil or grease Backfire ✔✔this occurs when the flame of a torch goes out and there is a loud snap or pop Flashback ✔✔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 something wrong with the equipment, either damage or blockage A hot work area should be ✔✔well ventilated Whoever is working with hot work equipment CANNOT wear since it is susceptible to burning and ignition ✔✔frayed clothing Empty containers must be ✔✔handled in the same manner as full ones Gas containers must be replaced when empty. ✔✔It is ILLEGAL to refill gas container ✔✔840 degrees F Soldering and brazing temperatures are typically Oxy-acetylene generates the highest temperature which can reach up to LPG must be only used in , not underground ✔✔well ventilated areas LPG containers with a weight of shall be provided with transportation plugs ✔✔20 pounds CNG is mainly composed of ✔✔Methane Any single CNG container MUST NOT exceed ✔✔381 SCF The C of F holder MUST NOT ✔✔attempt to do any repairs, but only take the equipment out of service Always check leaks with ✔✔SOAP AND WATER PASS ✔✔Pull, Aim, Squeeze, Sweep NO fire extinguisher is allowed to be ✔✔placed on the floor Always approach a fire from a ✔✔upwind direction Class A = Class B = Class C = Class D = Class K = ✔✔combustible materials (paper, cardboard) flammables (oil, kerosene) electrical equipment combustible metals cooking stuff Fire extinguishers are to be inspected and checked ✔✔monthly
