App Flashcards
What is the primary agent for extinguishing fire in High rise structures
Water
What is the first step in assuring life safety in High-rise strictures
Comply with applicable local building and fire codes
What is the first priority when dealing with life safety protection in High rise structures
Fire detection
What is the most common kind of lock used in High rise application
Pin tumbler lock
When is it recommended that delayed egress locking devices be utilized on emergency doors in regard to High-rise structures
Delayed egress locking devices can be used on emergency exits but must open automatically in event of a fire emergency
The most critical threats in High rise structures includes
Fire,
Explosion,
Contamination of life support system
For access control purposes, it is helpful to divide a High rise structure into three classes of interior spaces, public access or common areas, rented or assigned occupancies and what else
Maintenance space
In relation to stairwells in High rise structures ,what is required for ease of egress
During times of occupancy, building stairwells must never be locked in the path of egress
At what point does a building generally becomes ‘‘High rise’’
Higher than the maximum reach of available firefighting equipment or approximately 7-10 stories
In which kind of High-rise building is access to elevator banks typically controlled by some form of credential checking
Closed building
What is the term given to the type of operational access control described below
‘‘An hour or two before and after business hours and possibly Saturday, the building main entry doors remain unlocked, but tenants are scrutinized closely’’
Intermediate hours
For an emergency exit, which lock would you recommend for safety and security concerns
Electromagnetic lock using timer
What is the maximum time delay allowed for an emergency exit
15-30 seconds
In absolute number, when is a structure generally considered a High-rise structure
23-30 meters,
7=10 stories,
75-100 feet
A compilation of existing statues and much of an unwritten law on a subject is referred to as
Code
A compartment or chamber in which one or more ducts are connected, that forms part of the air distribution system is called
A plenum
In dealing with the life safety problem in a High-rise structure, where would smoke detectors generally be located
Open areas, space above suspended ceilings spaces under raised floors, cafeterias areas, air ducts systems, passengers and service fright
The specific location and spacing of smoke detectors are determined by What
An assessment of local law & codes
Based on engineering issues
Based on standards
What described the actions to be taken by an organization to protect employees, the public and other assets against threats from natural and manmade hazards
Emergency management plan
Considering the problem of exposed assets in High-rise structure, who should be involved in the final protection scheme
Building owner,
Manager,
The tenant themselves
In High-rise structure, what are the levels of building occupancy
‘‘Open’’ building
‘‘Closed’’ building
‘‘Hybrid’’ building
What should rank as the first priority in dealing with life safety problem in a High-rise structure
Fire detection
What are the most significant factors affecting life safety in High-rise structures
Assurance of safe escape route
Early detection and precise location of incident hazards
Reliable communication throughout the structure with outside agencies
A manager who anticipates possible threats and designs initial reactions ahead of time, so that he can focus his time and effort on the most important action required is doing what
Emergency management plan
What is given special attention in the High-rise
Fire
What type of extinguisher is recommended for electrical switchgear rooms and computer and data processing installations
Halon replacement
Which extinguisher is recommended for restaurants hood, ducts, cooking appliances in kitchens and cafeteria areas
Dry chemical/wet chemical
The need for protection in a High-rise structure flows from which factors
The nature of the assets in the structures
Large size of occupied floor areas
Ability to effect immediate evacuation of an entire building because of the stairwell and elevators
An automatic detector which detects a fire at the incipient stage is called
Ionization detector
Which detector are best suited in small confined spaces and are very reliable
Heat detectors
Access control in High-rise which includes mechanical rooms and floors elevators/mechanical rooms and spaces with strict limited access is called
Maintenance spaces
For purpose of access control in a High-rise, what is referred to as the street level entries where regular tenants are issued credentials for easy verification
Public access or common area
For the purpose of High-rise structure protection, the need for protection flows from what major factor
The nature of the assets
In a High-rise structure, the vertical natural air movement through the building caused by the differences in temperature and densities between inside and outside air is called
Stack effect
In a low building what are considered as the major factors that cause smoke movements during a fire
Influence of the fire such as heat
Convective movement
Fire pressure
An obvious way to control movements/creation of smoke in a High-rise structure is
Limiting use of flammable synthetic materials in modern furnishing
What is referred to as a combination of underground and overhead piping that is connected to an automatic water supply and installed throughout the building
Sprinkler system
Which fire extinguishment system can significantly improve the efficiency of manual fire fighting operation
Standpipe system
Which fire extinguishing system plays an important role in building fire safety by serving as a backup for and complement to sprinklers
Standpipe system
In a High-rise structure, what has become an important factor in smoke movement and in building design feature used to combat that movement
Stack effect
What is the predominant factor that causes smoke movement in a High-rise structure (Tall Building)
Influence of external wind forces
Forced air movement within the building
Stack effect
What are the crucial factors in limiting and containing a fire in a High-rise structure
Location of equipments and fresh air intake
The system of ducts and plenums
The use of fire and smoke dampers
Which system in a High-rise structure protects life by automatically indicating the need for the occupants to evacuate or relocate to a safe are
Fire alarm system
What is the first step in any response to a fire situation in a High-rise structure
Detection of products of combustion
In a High-rise structure what ensures that people have an opportunity to signal a fire emergency and warn other occupants while escaping, but does not ensure the emergency area will be accurately identified
Manual pull station
In assessing whether a particular High-rise facility is at risk to a bombing, what are the consideration
Being a landmark that may attract attention
Having a tenant as a particular target for domestic or international terrorist
Obvious easy or soft target due to poor security measures
The possibility of loss resulting from a threat in a High-rise structure is a function of which factors
The facility size
The numbers of occupants
The ‘‘value’’ of the target
What are the contributing factors to why the risk and potential losses are higher for a High-rise structure
Large size of occupied floor areas
Potential difficulties in responding to an containing threats
Inability to effect immediate evacuation of an entire building
Upon what does the ability to mitigate threats for a High-rise depend
Structural design
Use of technology to deter and detect threat, to communicate its nature and location
Initiating automatic or organizational responses
The principles for life safety protection in a High-rise structure, which are similar to those for the development of a security program are
Deter
Detect
Delay
Response
From the act of terrorism perspective, the value of a target (High structure) from a terrorist perception are
Its status within a city or country
Its type of tenants
The widespread publicity if attack is successful
Which type of alarm system would be the best recommended for a high-rise structure
Proprietary alarm
If a door is designed to unlock under any failure condition especially when power is removed this is called
Fail safe
Smoke control measures in a High-rise structure are affected by what factor
Design and construction of the building
What mandates that power sources to all locks in a High-rise structures, restricting occupants means of egress must be supervised by the building fire life safety system
Life safety codes
Two factors controls how a High-rise building stairwells are secured, one is determined by local fire and building code requirement. Which is the other
Whether inter-floor movement of the building occupants via the building stairwell is permitted.
Which kind of detector will make an alarm when there is a change in the temperature of the building
Heat detector/thermal
A possible control scheme for a building is that access to floors above the main lobby is controlled by locking the building stairwells or fire stairs against entry from the lobby while allowing free egress to the lobby and placing control points at each bank of passenger elevators. To be completely effective, such as scheme would require that all persons using the elevators to any level present some form of personal identification or permit inspection of inbound property, or both. During periods of heightened security this may be acceptable. However, under normal circumstances, who may resist such tight security
Building tenants, especially those with walk-in customers
Some AHJs allow installation of a delayed egress locking device that permits, during non-emergency times, a 15 to 30 second delay in opening the emergency exit fire door from the inside of the stairwell. Such a lock can be helpful when used in conjunction with what other factors
An alarm that notifies security staff that a person is trying to exit the location
An intercom to communicate with the person
A CCTV camera to view and record the event
Controlling elevator use with access cards requires authorized users to help deter piggybacking or tailgating, whereby an unauthorized person gains entry by accompanying an authorized card holder to a secured location. Such activity can also be controlled using what
Optical turnstiles near elevators to screen persons before they proceed to an elevator car
Access to critical areas such as mechanical rooms and floors, air-conditioning rooms, fire pump and fire control rooms, telecommunications and utilities facilities (Including electrical transformer vaults,) elevator pits, and elevator machine rooms should be controlled using what
Selective admittance devices
Monitored using intrusion alarms
What, specifically, should be protected against the introduction of airborne chemical or biological agents
Fresh air intakes for HVAC systems, especially if located at or near ground level
You have been asked to specify a type of lock for the building main entrance of a High-rise structure. Select from one of the following?
Timer-operated electromagnetic lock
When a building exceed a particular height, who fights fire in such situation
Fire personnel from inside the facility
Which are amongst the ranges of responses in a fire situation in a High-rise structure
Confinement
Extinguishment
Evacuation
Escape
A hoisting and lowering mechanism used exclusively for carrying material with a limited size car that moves guides in a substantially vertical direction in a High-rise is called
Dumb waiter
What in a High-rise is designed to transport water vertically to upper floors fought manually with hose
Stand pipe system
What is an essential aspect of fire protection for High-rise structures
Automatic sprinklers system
When sprinklers in a High-rise structure do not produce satisfactory results, what are usually the reasons involved
Partial antiquated poorly maintained inappropriate system
Flash fire that over power the system before it can react
Fire very close to people who can be killed before a system can react
A cost-effective security feature to help protect High-rise structures and their occupants is
Video surveillance
In a High-rise what is a requirement before an effective key control can be established
Every key to every lock that is being used in the protection of the facility and property must be accounted for
What is referred to as a device that enables a person placed under pressure to call for help without arousing suspicion is
Panic alarm
What is the name given to fire sensors that are sensitive to the invisible products of combustion during the early stages of a fire?
Ionization detectors
What is the most common kind of sprinkler system
Wet-pipe system
What in the High-rise is developed to facilitate release of the latching device on the door when a pressure not to exceed 15ibs is applied in the direction of exist travel
Panic Hardware device
In access control of interior floor in High-rise, if an authorized person gains entry by accompanying an authorized card holder to a secured location, this is called
Tailgating
What is required to be generally located in spaces where early warning is required for incipient fire detection
Smoke detectors
What is recommended for an overall locking programme for a high-rise building
Use interchangeable or removable lock cores
Limit access to control keys
If zone master keys have to be issued, issue on a daily basis only
An Automatic fire detection system that is designed to sense a certain temperature or change in temperature is
Heat detector
