FDNY S-92 Questions and Answers
The following are types of what? LPG, CNG, piped natural gas or solid fuel (coke). Correct
Answer- Portable fueled salamanders/space heaters
National Institute for Occupational Safety and Health (NIOSH) Recommended
Exposure Limit (REL) for carbon monoxide Correct Answer- 35 parts per million (ppm)
over an 8 hour period
What is the third leading cause of fires in buildings under
construction ? Correct Answer- temporary heating
What is direct heat flow through matter? Correct Answer- CONDUCTION
What is the transport of heat within a gas or liquid caused by the
actual flow of the material itself Correct Answer- CONVECTION
the transmission of electromagnetic rays through space. Correct Answer- Radiation
Heaters that release all of the heat generated by the flame (and the
emissions that result) directly into the heated area Correct Answer- Direct-fired heaters
What are the most common type of heater found at construction
sites? Correct Answer- Direct-fired heaters
The flame of this heater is enclosed in a heat exchanger that separates combustion products
from the air to be heated. Correct Answer- Indirect-Fired Heaters
When may portable oil-fueled space heaters be stored, handled and used at
construction sites Correct Answer- only during the heating season (October 15th - May
30th).
, A fail-safe system or other approved device,
equipment or system designed to shut off flow caused by a rupture in a
pressurized piping system. Correct Answer- EXCESS FLOW CONTROL
A liquefied compressed gas which, under a charged pressure, is partially liquid at a
temperature of 68°F (20°C) and which is a flammable gas. Correct Answer- FLAMMABLE
LIQUEFIED GAS
supervision by the holder of any department certificate who is responsible but need not be
personally present on the premises at all times Correct Answer- GENERAL
SUPERVISION
A material having a melting point that is equal to or less than 68°F (20°C) and a boiling
point that is greater than 68°F (20°C) at 14.7 psia (101
kpa). Correct Answer- LIQUID
The minimum concentration of vapor in
air at which propagation of flame will occur in the presence of an ignition
source. The LFL is sometimes referred to as LEL or lower explosive limit Correct Answer-
LOWER FLAMMABLE LIMIT (LFL)
The transfer of flammable or combustible liquids
between cargo tanks or tank cars and containers, tanks piping and other
equipment that is to be used in process operations. Correct Answer- PROCESS
TRANSFER
what shall be on
site and available for inspection at all times? Correct Answer- All FDNY original permits
A method of supervision by the holder who is
The following are types of what? LPG, CNG, piped natural gas or solid fuel (coke). Correct
Answer- Portable fueled salamanders/space heaters
National Institute for Occupational Safety and Health (NIOSH) Recommended
Exposure Limit (REL) for carbon monoxide Correct Answer- 35 parts per million (ppm)
over an 8 hour period
What is the third leading cause of fires in buildings under
construction ? Correct Answer- temporary heating
What is direct heat flow through matter? Correct Answer- CONDUCTION
What is the transport of heat within a gas or liquid caused by the
actual flow of the material itself Correct Answer- CONVECTION
the transmission of electromagnetic rays through space. Correct Answer- Radiation
Heaters that release all of the heat generated by the flame (and the
emissions that result) directly into the heated area Correct Answer- Direct-fired heaters
What are the most common type of heater found at construction
sites? Correct Answer- Direct-fired heaters
The flame of this heater is enclosed in a heat exchanger that separates combustion products
from the air to be heated. Correct Answer- Indirect-Fired Heaters
When may portable oil-fueled space heaters be stored, handled and used at
construction sites Correct Answer- only during the heating season (October 15th - May
30th).
, A fail-safe system or other approved device,
equipment or system designed to shut off flow caused by a rupture in a
pressurized piping system. Correct Answer- EXCESS FLOW CONTROL
A liquefied compressed gas which, under a charged pressure, is partially liquid at a
temperature of 68°F (20°C) and which is a flammable gas. Correct Answer- FLAMMABLE
LIQUEFIED GAS
supervision by the holder of any department certificate who is responsible but need not be
personally present on the premises at all times Correct Answer- GENERAL
SUPERVISION
A material having a melting point that is equal to or less than 68°F (20°C) and a boiling
point that is greater than 68°F (20°C) at 14.7 psia (101
kpa). Correct Answer- LIQUID
The minimum concentration of vapor in
air at which propagation of flame will occur in the presence of an ignition
source. The LFL is sometimes referred to as LEL or lower explosive limit Correct Answer-
LOWER FLAMMABLE LIMIT (LFL)
The transfer of flammable or combustible liquids
between cargo tanks or tank cars and containers, tanks piping and other
equipment that is to be used in process operations. Correct Answer- PROCESS
TRANSFER
what shall be on
site and available for inspection at all times? Correct Answer- All FDNY original permits
A method of supervision by the holder who is
