Material (Latest Update )
Questions and 100% Correct Answers
[Grade A]– Lehman College
G-60 - correct answer Use of oxygen and flammable gasses, or LPG or CNG for any
hot work
COF exception - correct answer Torch operations for jewelry
Dangerous temperatures - correct answer High temperatures 125 degrees
Regulator - correct answer Most important part of compressed gas systems.
Fire guard - correct answer A person holding a certificate of Fitness for such
purposes, who is trained in and responsible for maintaining a fire watch and
performing such fire safety duties as may be prescribed by the commissioner
Fire Watch - correct answer A temporary measure intended to ensure continuous and
systemic surveillance of a building or portion thereof by one or more qualified
individuals for the purposes of identifying and controlling fire hazards, detecting early
signs of fire, raising an alarm of fire, and notifying the department
Hot Work - correct answer Cutting, welding, thermit welding, brazing, soldering,
grinding, thermal spraying, thawing pipe, cadwelding, installation of torch - applied
system or any other similar operation or activity
Hot Work Area - correct answer The area exposed to sparks, hot slag, radiant heat, or
convective heat as a result of hot work
NFPA - correct answer National Fire Protection Association. The world's leading
advocate of fire prevention and an authoritative source on public safety, NFPA
develops, publishes and disseminates more than 300 consensus codes and standards
intended to minimize the possibility and effects of fire and other risks
Personal Supervison - correct answer Supervison by the holder of any department
certificate who is required to be personally present on the premises, or other
proximate location acceptable to the department, while performing the duties for
which the certificate is required
,G-60, G60, F-60 FIRE GUARD, F-60 Study
Material (Latest Update )
Questions and 100% Correct Answers
[Grade A]– Lehman College
Responsible Person - correct answer A person trained in the fire safety hazards
associated with hot work, and in the necessary and appropriate measures to minimize
those hazards, who is designated by the owner of a premises to authorize the
performance of hot work at the premises
Torch - applied roof system - correct answer Bituminous roofing systems using
membranes that are adhered by heating with a torch and melting asphalt back coating
instead of mopping hot asphalt for adhesion
oxygen-fuel gas torches have two separate containers: - correct answer a pressurized
fuel gas container and a pressurized oxygen container.
The oxygen cylinder - correct answer made of steel and contains 100% oxygen.
A mixture of oxygen and a fuel gas is used to - correct answer generate a flame
oxygen intensifies - correct answer the burning of the fuel gas.
Oxy-propane torches can produce about _____ degrees Fahrenheit higher than the air-
propane torch can generate - correct answer 1,500
Acetylene is used because - correct answer compared to the other fuel gases it
creates the greatest amount of heat when burned (i.e. 3,000 degrees Fahrenheit higher
than an air-propane torch)
Both gas containers have control valves on the ___ of the container. - correct answer
top
The valves control the - correct answer discharge of gas from the containers
Gas containers also have a - correct answer protective cap or protective collar.
when the cylinders are not in use - correct answer The caps should be screwed on
over the valve
,G-60, G60, F-60 FIRE GUARD, F-60 Study
Material (Latest Update )
Questions and 100% Correct Answers
[Grade A]– Lehman College
The oxygen is stored at pressures up to - correct answer 2200 psi
The fuel gas is stored at higher pressures to keep - correct answer sufficient amount
of fuel available for torch operations
it is dangerous to use the fuel gas at pressures above __ psi, especially for _________ -
correct answer 15, acetylene.
The regulator makes sure that - correct answer fuel is discharged from the gas
container at a safe pressure range
The two gases, _______ and the ________, are mixed inside the torch - correct answer
oxygen, fuel gases
Adjusting the valves controls: - correct answer the shape and intensity of the flame.
Welding involves - correct answer joining two or more pieces of metal together to
form a single piece.
cutting processes involve - correct answer separating or severing a piece of metal
through intense heat generated to melt the metal
Both welding and cutting processes often include - correct answer oxygen and fuel
gas
Oxy-acetylene generates the ______ temperature which can reach up to _________ ºF. -
correct answer highest, 6,000
THE COF HOLDER MUST KEEP THE COF ___________ OR READILY AVAILABLE FOR
INSPECTION - correct answer UPON HIS OR HER PERSON
PORTABLE LPG CONTAINERS THAT ARE MORE THAN ________ MUST NOT BE STORED,
HANDLED, OR USED INDOORS. - correct answer 16.4 OZ
, G-60, G60, F-60 FIRE GUARD, F-60 Study
Material (Latest Update )
Questions and 100% Correct Answers
[Grade A]– Lehman College
PERMITS SHALL BE READILY AVAILABLE ON THE _________ FOR INSPECTION BY FIRE
DEPARTMENT REPRESENTATIVES. - correct answer PREMISES
HOT WORK PERMITS SHALL BE AVAILABLE FOR INSPECTION BY ANY
REPRESENTATIVE FOR __________ AFTER THE WORK IS COMPLETE. - correct answer 48
HOURS
FOR _____________, THE OWNER OF THE HOT WORK OPERATION AREAS MUST BE
NOTIFIED IN WRITING BY THE CITYWIDE PERMIT HOLDER AT LEAST 48 HOURS BEFORE
HOT WORK IS TO BE STARTED. - correct answer CITYWIDE HOT WORK OPERATIONS
PRE-HOT WORK CHECKS MUST BE CONDUCTED BEFORE HOT WORK IS AUTHORIZED
AND AT LEAST ___________. - correct answer ONCE PER DAY
FIRE WATCH WILL BE PROVIDED FOR A MINIMUM OF _________ AFTER WORK IS
COMPLETE. - correct answer 30 MINUTES
HOT WORK AREAS MUST BE KEPT ___________ FEET AWAY FROM ANY COMBUSTIBLE
MATERIAL. - correct answer 35
PAPER, WOOD SHAVINGS, STRAW AND FABRIC ARE EXAMPLES OF ______________. -
correct answer COMBUSTIBLE MATERIAL
THE ENTIRE WORK AREA SHOULD BE CHECKED AFTER COMPLETION OF HOT WORK
FOR __________. - correct answer FIRES
A MINIMUM ____________ RATING FIRE EXTINGUISHER MUST BE READILY ACCESSIBLE.
- correct answer 2-A:20-B:C
THE FIRE EXTINGUISHER MUST BE ACCESSIBLE WITHIN __________ FEET OF HOT WORK
LOCATION AND FIRE GUARD. - correct answer 30
FOR TORCH-APPLIED ROOF SYSTEMS, A MINIMUM ___________ RATING FIRE
EXTINGUISHER MUST BE READILY ACCESSIBLE. - correct answer 3-A: 40-B:C