FDNYC G60 & F60 Fire Guard Exam
Study Guide for 2025
Questions with VERIFIED Answers and Explanations (GRADED A+)
1. G-60: Use of oxygen and flammable gasses, or LPG or CNG for any hot work
2. COF exception: Torch operations for jewelry
3. FDNY permit: Storing using or handling oxygen and flammable gas in excess of
400scf (LPG, CNG or acetylene)
oxidizing gas in excess of 504scf
4. Portable LPG must not be stored when the capacity of the container is greater than? 16.4 oz
5. Portable CNG containers must not be stored then the capacity is greater than? 8.7 SCF
6. Single standard portable LPG containers must not exceed? 100LBs in weight
7. Single CNG containers must not exceed? 381 SCF
8. LPG 400 SCF is approximately: 47 lbs.
9. Types of FDNY permits:
Site specific permits
City wide permits
Transportation permits
10. Site specific permit can be? Can be permanent or temporary
11. Permanent permits are valid for how long? 12 months only.
Permits and renewals require inspection and will expire after twelve months.
12. Temporary permits may be valid from?
One day to 12 months depending on the construction or operations needed.
13. City wise permit duration? 30 days
Hazards out end of day
14. Quantity of hazardous material being stored (maximum)?
5-gals gasoline
250-gals of flammable
300-gals combustible liquid
,15. Transportation permit: FDNY approved inspected displayed on vehicle
16. Hot work authorization.: Required for any project with hot work operation but not issued by the FDNY
17. Responsible persons: Must be available for inspection by any representative of fire department during
and 48 hours after the work is complete.
18. Fire guard: Cof holder who is trained in and responsible for maintaining a fire watch.
19. Fire watch: Surveillance of an area
Detect signs of early fire
Raise alarms
Notify department
20. Pre hot work check must be conducted by the responsible person before hot work is authorized
at least? Once per day
21. Pre hot work check daily and must very the following:
Equipment working in order
Hot work is clear of combustibles and flammable solids
Combustible and non-combustible are protected
Fire watch personnel are assigned
Fire extinguisher available
22. Fire watch: A fire watch must be maintained during any hot work operation.
23. The person conducting a fire watch shall: Not have other duties
24. 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
25. Fire watch
Exception roofing operating fire extinguisher: 3-A 40-B:C
26. Fire watch for torch operations conducted at following locations by a F-60 fire guard::
Construction sites
Buildings and structures
Rooftops
27. Fire watch must continue for: 30 minutes after the conclusion of the work.
,28. Time and record keeping requirements
CNG or LPG torch operations inspections: First shall be conducted 30minute after completion
Second inspection 1 hour after completion
29. The inspection report must be available: 48 hours after work is complete for fire department
representative to look over.
30. Oxygen cylinder is made of: Steel and contains 100% oxygen
31. Oxy propane degrees: 1,500 degrees
32. Acetylene degrees: 3000 degrees
33. Oxy-acetylene degrees: 6000 degrees
34. Brazing and soldering temperatures: Typically, 840 degrees
35. Oxy-fuel torch
Oxygen storage pressures up to: 2200 PSI (pounds per square inch)
36. Oxy-fuel torch
Dangerous fuel gas pressures: Above 15 psi especially for acetylene
37. Gas torches also have applications and additions like: For burning weeds Melting ice
Applying tar/asphalt
38. Backfire: Flame on torch goes out unexpectedly
A loud snap or pop may occur when the flame goes out.
39. Flashback: Cutting or welding flame burns inside the torch or the hoses. It is usually accompanied by a
whistling or hissing noise.
40. Frayed clothing: Susceptible to ignition and burning, should not be worn.
41. Compression gas container
Dangerous temperatures: High temperatures 125 degrees
42. Regulator: Most important part of compressed gas systems.
, 43. Fire guard: 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
44. Fire Watch: 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
45. Hot Work: Cutting, welding, thermit welding, brazing, soldering, grinding, thermal spraying, thawing pipe
cadwelding, installation of torch - applied system or any other similar operation or activity
46 Hot Work Area: The area exposed to sparks, hot slag, radiant heat, or convective heat as a result of hot
work
47. NFPA: 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
48. Personal Supervision: Supervision 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
49. Responsible Person: 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
50. Torch - applied roof system: 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
51. oxygen-fuel gas torches have two separate containers: a pressurized fuel gas container and a
pressurized oxygen container.
52. The oxygen cylinder: made of steel and contains 100% oxygen.
53. A mixture of oxygen and a fuel gas is used to: generate a flame
54. oxygen intensifies: the burning of the fuel gas.
55. Oxy-propane torches can produce about _____ degrees Fahrenheit higher than the air-propane
torch can generate: 1,500
56. Acetylene is used because: 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)
57. Both gas containers have control valves on the ___ of the container.: top
58. The valves control the: discharge of gas from the containers
Study Guide for 2025
Questions with VERIFIED Answers and Explanations (GRADED A+)
1. G-60: Use of oxygen and flammable gasses, or LPG or CNG for any hot work
2. COF exception: Torch operations for jewelry
3. FDNY permit: Storing using or handling oxygen and flammable gas in excess of
400scf (LPG, CNG or acetylene)
oxidizing gas in excess of 504scf
4. Portable LPG must not be stored when the capacity of the container is greater than? 16.4 oz
5. Portable CNG containers must not be stored then the capacity is greater than? 8.7 SCF
6. Single standard portable LPG containers must not exceed? 100LBs in weight
7. Single CNG containers must not exceed? 381 SCF
8. LPG 400 SCF is approximately: 47 lbs.
9. Types of FDNY permits:
Site specific permits
City wide permits
Transportation permits
10. Site specific permit can be? Can be permanent or temporary
11. Permanent permits are valid for how long? 12 months only.
Permits and renewals require inspection and will expire after twelve months.
12. Temporary permits may be valid from?
One day to 12 months depending on the construction or operations needed.
13. City wise permit duration? 30 days
Hazards out end of day
14. Quantity of hazardous material being stored (maximum)?
5-gals gasoline
250-gals of flammable
300-gals combustible liquid
,15. Transportation permit: FDNY approved inspected displayed on vehicle
16. Hot work authorization.: Required for any project with hot work operation but not issued by the FDNY
17. Responsible persons: Must be available for inspection by any representative of fire department during
and 48 hours after the work is complete.
18. Fire guard: Cof holder who is trained in and responsible for maintaining a fire watch.
19. Fire watch: Surveillance of an area
Detect signs of early fire
Raise alarms
Notify department
20. Pre hot work check must be conducted by the responsible person before hot work is authorized
at least? Once per day
21. Pre hot work check daily and must very the following:
Equipment working in order
Hot work is clear of combustibles and flammable solids
Combustible and non-combustible are protected
Fire watch personnel are assigned
Fire extinguisher available
22. Fire watch: A fire watch must be maintained during any hot work operation.
23. The person conducting a fire watch shall: Not have other duties
24. 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
25. Fire watch
Exception roofing operating fire extinguisher: 3-A 40-B:C
26. Fire watch for torch operations conducted at following locations by a F-60 fire guard::
Construction sites
Buildings and structures
Rooftops
27. Fire watch must continue for: 30 minutes after the conclusion of the work.
,28. Time and record keeping requirements
CNG or LPG torch operations inspections: First shall be conducted 30minute after completion
Second inspection 1 hour after completion
29. The inspection report must be available: 48 hours after work is complete for fire department
representative to look over.
30. Oxygen cylinder is made of: Steel and contains 100% oxygen
31. Oxy propane degrees: 1,500 degrees
32. Acetylene degrees: 3000 degrees
33. Oxy-acetylene degrees: 6000 degrees
34. Brazing and soldering temperatures: Typically, 840 degrees
35. Oxy-fuel torch
Oxygen storage pressures up to: 2200 PSI (pounds per square inch)
36. Oxy-fuel torch
Dangerous fuel gas pressures: Above 15 psi especially for acetylene
37. Gas torches also have applications and additions like: For burning weeds Melting ice
Applying tar/asphalt
38. Backfire: Flame on torch goes out unexpectedly
A loud snap or pop may occur when the flame goes out.
39. Flashback: Cutting or welding flame burns inside the torch or the hoses. It is usually accompanied by a
whistling or hissing noise.
40. Frayed clothing: Susceptible to ignition and burning, should not be worn.
41. Compression gas container
Dangerous temperatures: High temperatures 125 degrees
42. Regulator: Most important part of compressed gas systems.
, 43. Fire guard: 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
44. Fire Watch: 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
45. Hot Work: Cutting, welding, thermit welding, brazing, soldering, grinding, thermal spraying, thawing pipe
cadwelding, installation of torch - applied system or any other similar operation or activity
46 Hot Work Area: The area exposed to sparks, hot slag, radiant heat, or convective heat as a result of hot
work
47. NFPA: 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
48. Personal Supervision: Supervision 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
49. Responsible Person: 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
50. Torch - applied roof system: 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
51. oxygen-fuel gas torches have two separate containers: a pressurized fuel gas container and a
pressurized oxygen container.
52. The oxygen cylinder: made of steel and contains 100% oxygen.
53. A mixture of oxygen and a fuel gas is used to: generate a flame
54. oxygen intensifies: the burning of the fuel gas.
55. Oxy-propane torches can produce about _____ degrees Fahrenheit higher than the air-propane
torch can generate: 1,500
56. Acetylene is used because: 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)
57. Both gas containers have control valves on the ___ of the container.: top
58. The valves control the: discharge of gas from the containers
