SMOKE CONTROL EXAM
1. Fusible Link Temperature
For smoke heat activated door – 57C
2. Integrated System Definition
A combination of systems that operate together as a whole to achieve the fire protection and life safety objectives. NFPA 3
3. Interconnected System Definition
An integrated system that has component systems or devices connected to achieve fire protection and life safety objectives.
NFPA 3
4. Interface System Definition
That place at which individual systems meet and act on or communicate with each other. NFPA 4
5. Smoke Detector for air supply system after filter with flow
> 2000 CFP or 0.9 m3/s
6. In kitchen fire suppression system, Fire mostly occurs in
Grease Filter
7. Which ANSI/AMCA standard for emergency fan of station training?
ANSI/AMCA Standard 210-16
8. Interface Device System Definition
component that connects an individual system to one or more other individual systems. NFPA 4
9. In pressurization of stairs – difference pressure 25Pa & 12.5 Pa
10. Focus on NFPA – 92 definition and QCDD ACMV section
11. To avoid sprinkler for storage occupancy greater than >1115m2. What fire rating for wall divide partition. ? 2hr fire rated
12. For low rise parking structure area > 2000m2 what permitted and required? QCDD 4.10.1.1 - Smoke Vents {Fixed or
Automatic) are Required and Mechanical Smoke Purging/Clearance, Engineered Smoke Control is permitted
13. QCDD regulation ACMV system requirements 4.5a, 4.5b, 4.5c. Refer table
14. Automatic activation of smoke system to be in what time
10 Seconds
15. When should smoke activated doors shall automatically close?
Upon activation of smoke detectors
16. When activation of smoke control system – it will only affect the smoke damper (smoke barrier) and no any affect on doors
17. Garbage chute pneumatic type vent area at top 1m2
18. Standard for Smoke Damper
UL Standard 555S
19. Standard for Maintenance of Fire Damper
NFPA 80
20. Standard for Maintenance of Smoke Damper
NFPA 105
21. Maximum temperature for fire & smoke damper shall not exceed
177C (350F)
and operating temperature rating shall be 10C (50F) above maximum smoke control system design.
22. Fans inside tunnel shall be 2HR @ 250 C or 1 HR @ 300 C.
23. Tunnel does not require ventilation for open station or width less than 61m
24. General maintenance for some control system for
: fan & dampers
25. What is the maximum distance between supply grills in pressurization system.
3 Levels or 11meters
26. Heat Release Rate Definition
is a measure of the amount of energy released per unit time from the combustion of a fuel
27. Fire Pump Ventilation:
QCDD regulations
28. How to reduce heat of combustible and flammable fires? By cooling the heat released.
29. Air-Inflated Structure: A structure whose shape is maintained by air pressure in cells or tubes forming all or part of the
enclosure of the usable area and in which the occupants are not within the pressurized area used to support the structure
[NFPA-5000/definition
30. Air-Supported Structure: A Structure where shape is maintained by air pressure and in which occupants are within the
elevated pressure area.
[NFPA-5000/ definition]
31. Membrane Structure: A building or portion o a building incorporating an air-inflated, air -supported, tensioned-membrane
structure: a membrane roof: or a membrane-covered rigid frame to protect habitable or usable space.
[NFPA-5000/definition]
32. Tensioned Membrane Structure: A membrane structure incorporating a membrane and a structural support system such as
arches columns and cables or beams wherein the stresses developed in the tensioned membrane interact with those in the
structure support so that the entire assembly acts together to resist the applied loads.
[NFPA-5000/definition]
33. Definition of Active and Passive fire protection system
34. Which extinguisher should be used for class A fire:
Water Type
35. Fuel Limited Fire: A fire that has a heat release rate that is controlled by the material burning
[NFPA-92,definition, 3.3.5.1]
Steady Fire: A fire that has constant heat release rate
[NFPA-92,definition, 3.3.5.2]
t-squared fire: A fire that has a hear release rate that grows proportionally to the square of time from ignition
[NFPA-92, definition,3.3.5.3]
Unsteady Fire: A fire that has a hear release rate that varies with respect to time. [NFPA-92, definition,3.3.5.4]
Ventilation limited fire: a fire where every object in the fire compartment is fully involved in fire and he heat release rate
depends on the air flow through the openings to the fire compartment
[NFPA-92, definition,3.3.5.5]
36. Compensated System: A system that adjust for changing conditions either by modulating supply airflows or by relieving
excess pressure
[NFPA-92, definition,3.3.23.1]
37. Dedicated smoke control system: Smoke control systems and components that are installed for the sole purpose of
providing smoke control and that upon activation of the systems operate specifically to perform the smoke control function
[NFPA-92, definition, 3.3.23.2]
38. Non-Dedicated smoke control system: A smoke control system that shares components with some other systems such as he
building HVAC system which changes its mode of operation to achieve the smoke control objective
[NFPA-92, definition, 3.3.23.3]
39. Pressurization System
[NFPA-92, definition, 3.3.23.4]
Multiple – Injection Pressurization System: A type of smoke control system that has pressurization air supplied
from multiple locations
[NFPA-92, definition, 3.3.23.4.1]
Single - Injection Pressurization System: A type of smoke control system that has pressurization air supplied
from a single location
[NFPA-92, definition, 3.3.23.4.2]
Smoke Control System: a engineered system that includes all methods that can be used singly or in a combination to modify
smoke movement
[NFPA-92, definition, 3.3.23.5]
40. Smoke Containment Systems: A smoke control system in a given building shall be designed to contain smoke to a given zone
or keep smoke from entering another zone.
[NFPA-92, definition, 3.3.14]
41. Air Dispersion System: NFPA 90B AND UL 2518:
5.3.8 Air Dispersion Systems. Air dispersion systems shall:
( l ) Be installed entirely in exposed locations
(2) Be utilized in systems under positive pressure
(3) Not pass through or penetrate fire-resistant-rated construction
(4) Be listed and labeled in compliance with UL 2518
42. Membrane Penetration: The maximum nominal Dia of penetrating item shall not be greater than 4in and shall not exceed an
100in2 (64520 mm2) opening in any 100ft2 (9.3m2) of floor or wall area
43. QCDD REGULATION: 5.5.1 PG 20
44. smoke Detector Definition.
45. NFPA – 75 is which standard? Standard for fire protection of information technology equipment.
46. Ventilation definition
47. QCDD REGULATION: 1.2.2.3.1 PG 234 (INDUSTRIAL OCCUPANCY)
48. QCDD REGULATION: PG. 349 – KHARAMAA LOSS PREVENTION SYSTEM (TX Room)
49. QCDD REGULATION: PG. 391
50. QCDD REGULATION: PG. 392 : 4.5.12
