G-60 Questions and Answers 100% Pass

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G-60 Questions and Answers 100% Pass G-60 ✔✔Use of oxygen and flammable gasses, or LPG or CNG for any hot work COF exception ✔✔Torch operations for jewelry FDNY permit ✔✔Storing using o... r handling oxygen and flammable gas in excess of 400scf (LPG, CNG or scetylene) oxidizing gass in excess of 504scf Portable LPG must not be stored when the capacity of the container is greater than? ✔✔16.4 oz Portable CNG containers must not be stored then the capacity is greater than? ✔✔8.7 SCF Single standard portable LPG containers must not exceed? ✔✔100LBs in weight Single CNG containers must not exceed? ✔✔381 SCF LPG 400 SCF is approximately ✔✔47 lbs Types of FDNY permits ✔✔Site specific permits City wide permits Transportation permits Site specific permit can be? ✔✔Can be permenant or temperary Permanent permits are valid for how long? ✔✔12 months only. Permits and renewals require inspection and will expire adter twelve months. Temporary permits may be valid from? ✔✔One day to 12 months depending on the construction or operations needed. City wise permit duration? ✔✔30 days Hazards out end of day Quantity of hazardous material being stored(maximum)? ✔✔5 gals gasoline 250 gals of flammable 300 glas combustible liquid Transportation permit ✔✔FDNY approved inspected displayed on vehicle Hot work authorization. ✔✔Required for any project with hot work operation but not issued by the FDNY Responsible person ✔✔Must be available for inspection by any representative of fire department during and 48 hours after the work is complete. Fire guard ✔✔Cof holder who is trained in and responsible for maintaijjng a fire watch. Fire watch ✔✔Survailance of an area Detect signs of early fire Raise alarms Notify department Pre hot work check must be conducted by the responsible person before hot work is authorized at least? ✔✔Once per day Pre hot work check daily and must very the following ✔✔Equipment working in order Hot work is clear of combistibles and flammable solids Combustible and non combustible are protected Fire watch personel are assigned Fire extinguisher available Fire watch ✔✔A fire watch must be maintained during any hot work operation. The person conducting a fire watch shall ✔✔Not have other duties Fire watch At least one portable fire extinguisher with a ✔✔Minimum 2-A:20-B:C rating shall be accessible within 30ft from hot work Fire watch Exception roofing operating fire extinguisher ✔✔3-A 40-B:C Fire watch for torch operations conducted at following locations by a F-60 fire guard: ✔✔Construction sites Buildings and structures Rooftops Fire watch must continue for ✔✔30 minutes after the conclusing of the work. Time and record keeping requirements CNG or LPG torch operations inspections ✔✔First shall be conducted 30minute after completion Second inspection 1 hour after completion The inspection report must be available ✔✔48 hours after work is complete for fire department representative to look over. Oxygen cylinder is made of ✔✔Steel and contains 100% oxygen Oxy propane degrees ✔✔1,500 degrees Acetylene degrees ✔✔3000 degrees Oxy-acetylene degrees ✔✔6000 degrees Brazing and soldering temperatures ✔✔Typically 840 degrees Oxy-fuel torch Oxygen storage pressures up to ✔✔2200 PSI (pounds per square inch) Oxy-fuel torch Dangerous fuel gas pressures ✔✔Above 15 psi especially for acetylene Gas torches also have applications and additions like ✔✔For burning weeds Melting ice Applying tar/asphalt Backfire ✔✔Flame on torch goes out unexpectedly A loud snap or pop may occur when the flame goes out. Flashback ✔✔Cutting or welding flame burns inside the torch or the hoses. It is usually accompanied by a whistling or hissing noise. Frayed clothing ✔✔Susceptible to ignition and burning, should not be worn. Compression gas container Dangerous temperatures ✔✔High temperatures 125 degrees Regulator ✔✔Most important part of compressed gas systems. [Show More]

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