CHST - Exam Prep Questions and
Answers 100% Pass
Class I Standpipe - ✔✔For professional Fire Fighters. Hose is 2 1/2 inches in diameter.
Typically found in stairwells
Class II Standpipe - ✔✔Hose is 1 1/2 inches in diameter. For occupants in the building
and intended for all spaces in building. Typically found in cabinets and spaced
according to the hose length.
Class III Standpipe - ✔✔Both firefighters and occupants. Adjusts to 1 1/2 or 2 1/2 in
diameter.
How far from electrical power lines must a scaffold be? - ✔✔10 feet
The refuge area must have a fire-resistance rating of at least how much? - ✔✔Minimum
one hour fire resistance for walls protecting refuge area from inside of building
Standpipe System - ✔✔An arrangement of piping, valves, and hose connections
installed in a structure to deliver water for fire hoses.
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, Metal Fume Fever - ✔✔What results from the inhalation of fumes, like iron, nickel,
copper, zinc. Often results from welding without proper ventilation/respiratory
protection. Resembles flu like symptoms
Symptoms of Metal Fume Fever - ✔✔Flu like symptoms such as headaches, fever, chills,
muscle aches/weakness, thirst, nausea, vomiting, chest pain, fatigue, stomachaches.
Employees who work with what substance(s) tend to have higher incidents of Metal
Fume Fever? - ✔✔Zinc Oxide, Chromium (stainless steel), nickel, manganese, cobalt,
lead, arsenic, copper platinum, selenium, gold and silver
What can prevent Metal Fume Fever? - ✔✔local or exhaust ventilation and personal
respirators
What are the safe operating procedures for utility and service lines PRIOR to
demolitions? - ✔✔1. Conduct survey report
2. Document specific hazards
3. Evaluate utility functions servicing the building
What utilities must be cut PRIOR to demolition? - ✔✔Electric, water, gas, sewer and
any other service
What should the (preliminary) demolition survey report include? - ✔✔1. Whether there
are dangers posed to workers
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Answers 100% Pass
Class I Standpipe - ✔✔For professional Fire Fighters. Hose is 2 1/2 inches in diameter.
Typically found in stairwells
Class II Standpipe - ✔✔Hose is 1 1/2 inches in diameter. For occupants in the building
and intended for all spaces in building. Typically found in cabinets and spaced
according to the hose length.
Class III Standpipe - ✔✔Both firefighters and occupants. Adjusts to 1 1/2 or 2 1/2 in
diameter.
How far from electrical power lines must a scaffold be? - ✔✔10 feet
The refuge area must have a fire-resistance rating of at least how much? - ✔✔Minimum
one hour fire resistance for walls protecting refuge area from inside of building
Standpipe System - ✔✔An arrangement of piping, valves, and hose connections
installed in a structure to deliver water for fire hoses.
100% Pass Guarantee Emilly Charlotte, All Rights Reserved © 2025 1
, Metal Fume Fever - ✔✔What results from the inhalation of fumes, like iron, nickel,
copper, zinc. Often results from welding without proper ventilation/respiratory
protection. Resembles flu like symptoms
Symptoms of Metal Fume Fever - ✔✔Flu like symptoms such as headaches, fever, chills,
muscle aches/weakness, thirst, nausea, vomiting, chest pain, fatigue, stomachaches.
Employees who work with what substance(s) tend to have higher incidents of Metal
Fume Fever? - ✔✔Zinc Oxide, Chromium (stainless steel), nickel, manganese, cobalt,
lead, arsenic, copper platinum, selenium, gold and silver
What can prevent Metal Fume Fever? - ✔✔local or exhaust ventilation and personal
respirators
What are the safe operating procedures for utility and service lines PRIOR to
demolitions? - ✔✔1. Conduct survey report
2. Document specific hazards
3. Evaluate utility functions servicing the building
What utilities must be cut PRIOR to demolition? - ✔✔Electric, water, gas, sewer and
any other service
What should the (preliminary) demolition survey report include? - ✔✔1. Whether there
are dangers posed to workers
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