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Questions and Answers
What are the basic components of stairs?
What are the basic components of stairs?
- Tread, riser, handrails (correct)
- Guardrail, handrails, run
- Handrails, landing, riser
- Tread, guardrail, landing
What is the purpose of a landing in a set of stairs?
What is the purpose of a landing in a set of stairs?
- To provide a horizontal platform at the beginning or end of a flight of stairs (correct)
- To create more space for movement
- To connect two separate sets of stairs
- To support the weight of the entire stairway
In stair design, what is a 'run' referring to?
In stair design, what is a 'run' referring to?
- The vertical distance between the treads of a stairway
- The vertical part of a step
- The horizontal measurement of a stair tread or the distance of the entire stair length (correct)
- The design layout of the staircase
What is the function of means of egress in a building?
What is the function of means of egress in a building?
What distinguishes corridor stairs according to the text?
What distinguishes corridor stairs according to the text?
What is the primary purpose of smokeproof stair enclosures?
What is the primary purpose of smokeproof stair enclosures?
Why are fire escapes not permitted in new construction?
Why are fire escapes not permitted in new construction?
What distinguishes active fire protection from passive fire protection?
What distinguishes active fire protection from passive fire protection?
Why are incomplete door or shutter closures at conveyor penetrations considered a safety hazard during a fire?
Why are incomplete door or shutter closures at conveyor penetrations considered a safety hazard during a fire?
What is the standard speed for escalators as per the provided text?
What is the standard speed for escalators as per the provided text?
What is a special requirement for circular stairs?
What is a special requirement for circular stairs?
What is a safety consideration regarding folding stairs during a fire?
What is a safety consideration regarding folding stairs during a fire?
Why are steel spiral stairs sometimes used in industrial applications?
Why are steel spiral stairs sometimes used in industrial applications?
What is a common recommendation regarding using fixed ladders for firefighting purposes?
What is a common recommendation regarding using fixed ladders for firefighting purposes?
What is the purpose of gas springs (struts) in folding stairs?
What is the purpose of gas springs (struts) in folding stairs?
What type of elevator was historically limited to about six stories?
What type of elevator was historically limited to about six stories?
Which type of elevator uses flat polyethylene-coated steel belts for energy efficiency?
Which type of elevator uses flat polyethylene-coated steel belts for energy efficiency?
Where is the drive equipment typically housed for traction elevators?
Where is the drive equipment typically housed for traction elevators?
What is the function of buffer springs in elevators?
What is the function of buffer springs in elevators?
What are dumbwaiters used for historically?
What are dumbwaiters used for historically?
What type of elevators do not have brakes and are controlled through the flow of hydraulic fluid?
What type of elevators do not have brakes and are controlled through the flow of hydraulic fluid?
Which type of elevator uses a hoisting cable or belt and a drum to raise and lower elevator cars?
Which type of elevator uses a hoisting cable or belt and a drum to raise and lower elevator cars?
What is the purpose of a rolling shutter at the top of an escalator?
What is the purpose of a rolling shutter at the top of an escalator?
In what scenarios may elevators be viewed as uniquely useful according to the text?
In what scenarios may elevators be viewed as uniquely useful according to the text?
What should firefighters do before using an elevator during an emergency response, according to safety precautions outlined in the text?
What should firefighters do before using an elevator during an emergency response, according to safety precautions outlined in the text?
What type of material is required for the construction of refuse and laundry chutes?
What type of material is required for the construction of refuse and laundry chutes?
Why are grease ducts required to be enclosed in fire-resistive construction?
Why are grease ducts required to be enclosed in fire-resistive construction?
What is the primary purpose of HVAC systems in a building?
What is the primary purpose of HVAC systems in a building?
What is the role of outside air intakes in an HVAC system?
What is the role of outside air intakes in an HVAC system?
Why do return-air plenums play a significant role in HVAC systems?
Why do return-air plenums play a significant role in HVAC systems?
How do exhaust systems differ from HVAC systems?
How do exhaust systems differ from HVAC systems?
In which scenario would the use of interstitial spaces as return-air plenums be regulated by building codes?
In which scenario would the use of interstitial spaces as return-air plenums be regulated by building codes?
Why are fire dampers and fusible links used in HVAC systems?
Why are fire dampers and fusible links used in HVAC systems?
What do control dampers do within an HVAC system?
What do control dampers do within an HVAC system?
What is one major disadvantage of forced-air systems highlighted in the text?
What is one major disadvantage of forced-air systems highlighted in the text?
What is the purpose of the elevator lobby as described in the text?
What is the purpose of the elevator lobby as described in the text?
What is the main function of hoistway doors in express elevators according to the text?
What is the main function of hoistway doors in express elevators according to the text?
Why are sky lobbies implemented in high-rise buildings with multiple elevator systems?
Why are sky lobbies implemented in high-rise buildings with multiple elevator systems?
What is the key safety feature associated with passenger elevator car doors?
What is the key safety feature associated with passenger elevator car doors?
In blind hoistways, what is the purpose of side exits in elevator cars?
In blind hoistways, what is the purpose of side exits in elevator cars?
What is the purpose of handrails in a set of stairs?
What is the purpose of handrails in a set of stairs?
In stair design, what is the 'rise' referring to?
In stair design, what is the 'rise' referring to?
Which type of stairs consists of two separate sets of stairs constructed in a common shaft?
Which type of stairs consists of two separate sets of stairs constructed in a common shaft?
What is the purpose of a landing in a set of stairs?
What is the purpose of a landing in a set of stairs?
Why are guards added to stairs according to safety regulations?
Why are guards added to stairs according to safety regulations?
What is the primary purpose of counterweights in elevator systems?
What is the primary purpose of counterweights in elevator systems?
Which type of elevator is known for having height limitations?
Which type of elevator is known for having height limitations?
What is a key safety feature of traction elevators during power failures?
What is a key safety feature of traction elevators during power failures?
Which component is unique to Machine Room-Less (MRL) elevators compared to traditional elevators?
Which component is unique to Machine Room-Less (MRL) elevators compared to traditional elevators?
What is the role of dumbwaiters historically?
What is the role of dumbwaiters historically?
What is a common safety concern regarding folding stairs for firefighters?
What is a common safety concern regarding folding stairs for firefighters?
Why are gas springs (struts) increasingly used with the hinge in folding stairs?
Why are gas springs (struts) increasingly used with the hinge in folding stairs?
What is a key requirement for protected stairs to ensure safety during building evacuation?
What is a key requirement for protected stairs to ensure safety during building evacuation?
Why are spiral stairs used in industrial applications?
Why are spiral stairs used in industrial applications?
What separates circular stairs from spiral stairs based on their design?
What separates circular stairs from spiral stairs based on their design?
What is the purpose of an emergency stop switch for escalators?
What is the purpose of an emergency stop switch for escalators?
Why are vertical penetrations for escalators serving more than two floors protected?
Why are vertical penetrations for escalators serving more than two floors protected?
What is a common method of protection for the vertical opening around escalators?
What is a common method of protection for the vertical opening around escalators?
How do hydraulic elevators control the movement of elevator cars?
How do hydraulic elevators control the movement of elevator cars?
What distinguishes electric elevators from hydraulic elevators in terms of power source?
What distinguishes electric elevators from hydraulic elevators in terms of power source?
What are the key measures to protect stair enclosures as mentioned in the text?
What are the key measures to protect stair enclosures as mentioned in the text?
In what situation would open exterior stairs be subject to the same regulations as enclosed interior stairs?
In what situation would open exterior stairs be subject to the same regulations as enclosed interior stairs?
What is the primary purpose of having smokeproof stair enclosures in buildings?
What is the primary purpose of having smokeproof stair enclosures in buildings?
Why are fire escapes not permitted in new construction according to the text?
Why are fire escapes not permitted in new construction according to the text?
What distinguishes active smokeproof enclosures from passive smokeproof enclosures as described in the text?
What distinguishes active smokeproof enclosures from passive smokeproof enclosures as described in the text?
What is the purpose of a hoistway enclosure in an elevator installation?
What is the purpose of a hoistway enclosure in an elevator installation?
Why must all necessary penetrations through elevator hoistway walls be protected?
Why must all necessary penetrations through elevator hoistway walls be protected?
In a tall building with express elevators, why are sky lobbies created?
In a tall building with express elevators, why are sky lobbies created?
What safety feature is associated with passenger elevator car doors?
What safety feature is associated with passenger elevator car doors?
Why are side exits provided in elevator cars in blind hoistways?
Why are side exits provided in elevator cars in blind hoistways?
Why is it crucial for refuse and laundry chutes to be constructed of noncombustible material with rated doors and a fire-rated shaft enclosure?
Why is it crucial for refuse and laundry chutes to be constructed of noncombustible material with rated doors and a fire-rated shaft enclosure?
What is the primary purpose of sprinklers at the top of refuse and laundry chutes according to the text?
What is the primary purpose of sprinklers at the top of refuse and laundry chutes according to the text?
Why are pipe chases required to be constructed of noncombustible materials and fire-resistance rated?
Why are pipe chases required to be constructed of noncombustible materials and fire-resistance rated?
What role do HVAC systems play in buildings according to the text?
What role do HVAC systems play in buildings according to the text?
What is a common requirement for air intakes in an HVAC system to minimize hazards?
What is a common requirement for air intakes in an HVAC system to minimize hazards?
Why must HVAC ducts frequently penetrate fire-rated assemblies according to the text?
Why must HVAC ducts frequently penetrate fire-rated assemblies according to the text?
What is a key function of control dampers within HVAC systems?
What is a key function of control dampers within HVAC systems?
What is a limitation of the single-injection system for smoke control?
What is a limitation of the single-injection system for smoke control?
Why are multiple-injection systems preferred over single-injection systems for smoke control?
Why are multiple-injection systems preferred over single-injection systems for smoke control?
How do factors like the rate of heat release of the fuel affect the effectiveness of smoke control systems?
How do factors like the rate of heat release of the fuel affect the effectiveness of smoke control systems?
In what way can proper installation, maintenance, and activation of smoke control systems improve building safety?
In what way can proper installation, maintenance, and activation of smoke control systems improve building safety?
Which feature distinguishes multiple-injection systems from single-injection systems when it comes to air discharge in stairwells?
Which feature distinguishes multiple-injection systems from single-injection systems when it comes to air discharge in stairwells?
Why is it important for smoke control systems to consider the depth of curtain boards?
Why is it important for smoke control systems to consider the depth of curtain boards?
What aspect makes multiple-injection systems more effective than single-injection systems for smoke control?
What aspect makes multiple-injection systems more effective than single-injection systems for smoke control?
'Proper installation, maintenance, and activation' refer to enhancing safety in buildings by:
'Proper installation, maintenance, and activation' refer to enhancing safety in buildings by:
How does a multiple-injection system differ from a single-injection system?
How does a multiple-injection system differ from a single-injection system?
What can affect the effectiveness of smoke control systems according to the text?
What can affect the effectiveness of smoke control systems according to the text?
What distinguishes a Multiple-Injection System from a Single-Injection System in stairwell pressurization systems?
What distinguishes a Multiple-Injection System from a Single-Injection System in stairwell pressurization systems?
What is a key consideration when calibrating stairwell pressurization systems?
What is a key consideration when calibrating stairwell pressurization systems?
What is the primary function of transformers in buildings?
What is the primary function of transformers in buildings?
Which hazard is specifically associated with oil-cooled transformers?
Which hazard is specifically associated with oil-cooled transformers?
What is a common requirement for the location of transformers within a building?
What is a common requirement for the location of transformers within a building?
What is a key consideration for emergency backup power supplies in buildings dependent on electric power?
What is a key consideration for emergency backup power supplies in buildings dependent on electric power?
What is the primary purpose of smoke control systems in modern buildings?
What is the primary purpose of smoke control systems in modern buildings?
What aspect of HVAC systems in smoke control mode creates a 'pressure sandwich' within buildings?
What aspect of HVAC systems in smoke control mode creates a 'pressure sandwich' within buildings?
What initiates the transfer of an HVAC system to smoke control mode automatically?
What initiates the transfer of an HVAC system to smoke control mode automatically?
What is a primary disadvantage of automatic smoke control systems?
What is a primary disadvantage of automatic smoke control systems?
What must designers anticipate when planning a smoke control system regarding equipment like fans and ducts?
What must designers anticipate when planning a smoke control system regarding equipment like fans and ducts?
Which feature of smoke control systems helps in redirecting airflow depending on the location of a fire?
Which feature of smoke control systems helps in redirecting airflow depending on the location of a fire?
In what capacity are HVAC systems used during a fire within modern buildings?
In what capacity are HVAC systems used during a fire within modern buildings?
Which type of detectors can signal HVAC controls to switch to smoke control mode in case of a fire?
Which type of detectors can signal HVAC controls to switch to smoke control mode in case of a fire?
What role do dampers play in the operation of HVAC systems during a fire?
What role do dampers play in the operation of HVAC systems during a fire?
What is a key function of system detectors in a smoke control system?
What is a key function of system detectors in a smoke control system?
What is the primary function of a Firefighter's Smoke Control Station (FSCS)?
What is the primary function of a Firefighter's Smoke Control Station (FSCS)?
What is the purpose of draft curtains in smoke control systems?
What is the purpose of draft curtains in smoke control systems?
How do oversensitive smoke detectors impact the operation of smoke vents during a fire?
How do oversensitive smoke detectors impact the operation of smoke vents during a fire?
What is the main drawback mentioned regarding the use of thermoplastic dome vents in smoke control systems?
What is the main drawback mentioned regarding the use of thermoplastic dome vents in smoke control systems?
In what way do smoke towers contribute to building safety during a fire?
In what way do smoke towers contribute to building safety during a fire?
How do pressurized stairwells differ from conventional stairwells in terms of design?
How do pressurized stairwells differ from conventional stairwells in terms of design?
What is a key feature of a single-injection pressurization system for stairwells?
What is a key feature of a single-injection pressurization system for stairwells?
How do single-leaf metal lids in smoke and heat vents typically operate?
How do single-leaf metal lids in smoke and heat vents typically operate?
What is a significant challenge associated with implementing smoke towers in buildings?
What is a significant challenge associated with implementing smoke towers in buildings?
What distinguishes draft curtains from smoke vents in terms of functionality?
What distinguishes draft curtains from smoke vents in terms of functionality?
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