FDNY G60 Practice Test Guide

fdny g60 PRACTICE TEST Sprinkler system must NOT be shut off or impaired while hot work is performed Place damp cloth guards on individual sprinkler heads The person conducting the fire watch ______ have other duties CANNOT A portable fire extinguisher with a rating of _________ is required and should be within ____ feet travel distance hot work area 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 The report must be made available and maintained on the premisinspection report and it must be submitted to and retained by the es for a minimum of 48 hours after the work is complete. person in charge of the torch operations. Most common fuel gasses used in blowtorches are ______ LPG (butane, propane) natural gas (methane) (either CNG or piped natural gasses) Soldering and brazing temperatures are typically______ 840 degrees F Oxy-acetylene generates the highest temperature which can reach up to _____ 6000 degrees F 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 All gas containers, whether CNG or LPG, must be secured in an __________ upright position and must not be stacked or stored on shelves All gas containers and related equipment must be _________ protected from extreme temperature and physical damage The control valve of any gas container must be _______ opened by hand Acetylene valves shall not be opened more than ______ 1 ½ turns The purpose of a regulator is to ________ control the flow of gas and lower the pressure from the container to the appliance. It also acts like a safely barrier between the high pressure of the gas container and the end use appliance Hoses must be as _______ protecting from mechanical injury short as practical No hose is allowed to exceed ____feet 30 A compressed gas container MUST NOT ________ be rolled on its side or its rim, only by approved lifting equipment 1/2 Ropes, chains or slings shall NOT be used to ________ suspend compressed gas containers unless such containers have been designed for such handling CNG and LPG containers must be located _______ away from electric power lines, piping containing flammable or combustible liquids, piping containing flammable gasses, and piping containing oxidizing materials Fuel gas or oxygen containers in storage must be separated from any combustible materials by a minimum distance of _____ 20 feet Oxidizing gasses shall NOT be stored or used or come in contact with _______ oil, grease or other petroleum bases A permit is required for any storage area storing any flammable gas in excess of ____ or any oxygen in excess of ____ 400 SCF///504 SCF Copper tubing should NEVER ______ be used to splice the acetylene hose because the copper with react with the acetylene and it can cause an explosion NEVER set the regulator for LPG above ____ as the acetylene will decompose explosively 15 PSI Examples of LPG Propane, propylene, butane, and butylene Most commonly used LPG is ____ butane and propane LPG is most commonly referred to as _____ bottled gas LPG is naturally _______ colorless and odorless LPG is heavier than _____ air LPG containers must be tested by DOT approved vendors every _______ 5 years LPG containers can be a maximum weight of _____ 100 pounds 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 2/2