WorksheetsBuilding System Services: Lighting and Ventilation Codes
Total questions: 111
Worksheet time: 56mins
According to the Philippine Green Building Code (PGBC) lighting provisions, which design goal for daylight provision is emphasized?
Increase reliance on artificial lighting for consistent illuminance
Maximize natural light to reduce artificial lighting use in regularly occupied spaces
Avoid windows in daylight zones to minimize glare
Use only clerestories instead of skylights for compliance
In daylight-controlled lighting systems, what is the required installation depth for daylight sensors when occupancy sensors are also used?
At the ceiling plane to detect occupancy only
At least at the window sill level for maximum daylight response
At half the depth of the daylight zone so they can override daylight sensors when no presence is detected
At the back of the room to avoid glare
Which statement about Light Power Density (LPD) is correct?
LPD measures luminous flux per luminaire
LPD is the electrical power used for lighting per unit of area, typically expressed in watts per square meter
LPD is a ratio of window area to floor area
LPD measures daylight factor at the work plane
Under Section 808 (Window Openings), what is the minimum total opening area required for windows in rooms without artificial ventilation, and what must these windows open to?
At least 5% of floor area; open to any interior corridor
At least 10% of floor area; open to a court, yard, public street, alley, or open watercourse
At least 15% of floor area; open to a mechanical shaft
At least 20% of floor area; open to an atrium only
Section 809 outlines vent shaft requirements. Which combination of minimum duct/intake dimensions is correct?
Unobstructed cross-sectional area: 0.20 square meters; minimum dimension: 200 millimeters
Unobstructed cross-sectional area: 0.30 square meters; minimum dimension: 300 millimeters; openings at least 300 millimeters above the shaft bottom and street/court surface
Unobstructed cross-sectional area: 0.50 square meters; minimum dimension: 150 millimeters
Unobstructed cross-sectional area: 0.10 square meters; minimum dimension: 100 millimeters
Which statements are requirements for skylights under Section 810 (Ventilation Skylights)? Select all that apply.
Skylights must have at least the same glass area as the windows they replace
Skylights must include movable sashes or louvers with a free area equal to the operable parts of the replaced window
Skylights are exempt from providing approved artificial ventilation
Skylights must always be fixed and non-operable
Under Section 801 (General Requirements of Light and Ventilation), which condition is mandated for building design and construction?
Buildings may disregard easements of light and view if mechanical ventilation is installed
Every building shall be designed, constructed, and equipped to provide adequate light and ventilation, consistent with the Civil Code provisions on Easements of Light and View
Window areas may be reduced below code requirements if a new room is added
Buildings can be enlarged even if court or yard dimensions fall below prescribed sizes
Boilers must include several critical safety devices. Which device is specifically intended to relieve excess pressure to prevent dangerous overpressure conditions?
Pressure gauges
Safety valves
Water level indicators
Temperature controls
According to HVAC general requirements, which statement best describes how ventilation air should be distributed within occupied zones to avoid stagnant areas?
Delivered only near exterior walls to promote perimeter cooling
Supplied primarily at ceiling level with minimal mixing
Distributed uniformly throughout the occupied zone
Concentrated near return grilles to enhance extraction
The code specifies minimum ventilation rates and gives example standards for typical spaces. Which pairing correctly matches the space type with its approximate outdoor air requirement per person?
Offices/Classrooms: ~12–15 L/s per person
Assembly halls/Theaters: ~7–10 L/s per person
Hospitals/Clinics: ~10–15 L/s per person
Kitchens: higher ACH due to odor, heat, and grease removal
Which combination of HVAC air intake requirements is correct? Select all that apply.
Air intakes should be elevated above ground level to minimize intake of dust and pollutants.
Minimum horizontal and vertical clearances between outdoor air intakes and exhaust outlets must be provided to prevent re-entrainment.
Fresh air intakes may be located adjacent to garbage bins if filtration is installed.
Air intakes must be located away from sources of contamination, such as exhaust outlets and pollutant-emitting facilities.
For duct systems, which design and construction practices are required to maintain efficiency and integrity? Select all that apply.
Use of approved materials, sealed to prevent leakage, and insulated where necessary to reduce heat loss, condensation, and noise.
Provision of access panels for cleaning, maintenance, and inspection of ducts and equipment.
Installation of fire and smoke dampers where ducts penetrate fire-rated walls or floors.
Sizing ductwork primarily for maximum static pressure without regard to frictional losses.
Hydronics is defined in this section as which of the following?
The use of air as a medium for cooling systems in buildings
The science and application of using water or other fluids as a medium for heating and cooling systems in buildings
The process of ventilating buildings using natural openings and stack effect
The arrangement of refrigerants for food storage applications
Which measures are specified to protect water quality in hydronic systems? Select all that apply.
Proper water treatment to prevent corrosion, scaling, and microbial growth
Monitoring devices installed to maintain water quality
Expansion tanks and pressure relief valves to prevent overpressure
Backflow preventers to avoid contamination of potable water supplies
Refrigeration systems have broad applications and involve hazards if mishandled. Which statement aligns with the section’s emphasis?
Refrigeration systems are mainly used in industrial power generation, with minimal relevance to healthcare.
They are widely applied in food storage, healthcare, and air conditioning, and improper handling of refrigerants can pose hazards to health and the environment.
Refrigeration is limited to air conditioning; food storage uses only hydronics.
Refrigerant hazards are negligible if systems are sealed during manufacturing.
According to the requirements for rooms housing combustion equipment, which statement best describes how combustion air must be provided to avoid backdrafting of flue gases?
Air must be supplied solely from adjacent rooms via transfer grilles.
Air supply should be provided through direct openings to the outdoors or by mechanical means, meeting minimum free area and configuration requirements.
Combustion air is unnecessary if the room has a window that can be opened.
Air should only be provided from conditioned spaces to maintain thermal comfort.
Chimneys, vents, and flues must meet which combined set of requirements to safely discharge combustion by-products to the outdoors?
Use non-combustible, durable materials resistant to corrosion and heat
Include decorative lining to improve aesthetic appeal
Prevent backflow of gases into occupied spaces
Install intake dampers to draw room air into the chimney
Observe clearance requirements between flues and combustible materials
Which exhaust classification is defined as exhaust air that may be moderately contaminated or contain odors, but not hazardous/toxic, and what is the minimum separation from outdoor air intakes stated for it?
Class 2 exhaust; 3 meters
Class 2 exhaust; 5 meters
Class 3 exhaust; 3 meters
Class 3 exhaust; 5 meters
For Class 3 exhaust, which example and treatment statement align with its definition of heavily contaminated, potentially toxic exhaust?
Janitor closets; discharge directly outdoors without separation
Kitchen grease hoods; require ducting to the outdoors with increased separation and treatment due to contamination
Restroom exhaust; can mix with return air if filtered
General laboratory spaces with non-toxic chemicals; recirculate after odor control
Smoke control and fire stop protection systems must meet which requirements to limit the spread of smoke and fire within buildings?
HVAC systems must not contribute to the spread of smoke or fire within buildings.
Penetrations of ducts through fire-rated walls and floors must be sealed using fire stops or equipped with automatic dampers.
Materials used in ducts and insulation must be appropriate fire-resistance ratings.
Smoke control is optional in high-rise buildings and hospitals.
Vertical transportation refers to systems that allow people to move between different levels of a building. Which statement correctly identifies its primary goal and common types?
Primary goal is energy efficiency; common types are conveyors and moving walkways.
Primary goal is accessibility for all users; common types include stairs, lifts (elevators), escalators, and ramps.
Primary goal is aesthetic enhancement; common types are atriums and mezzanines.
Primary goal is emergency egress only; common types are fire escapes and ladders.
Which stair type consists of two straight flights running in opposite directions with no space between them in plan view, with the landing at the midpoint providing a turn in direction?
Straight stair
Dog-legged stair
Geometrical stair
Quarter turn newel stair
Which statement best describes the primary function of ramps in buildings as presented: sloping surfaces that connect one level to another and provide an accessible pathway for people and, in some cases, vehicles.
Flat platforms that offer resting areas only
Sloping surfaces that connect one level to another for accessible movement
Mechanical systems that lift passengers vertically
Curved stairways used for emergency egress
For accessibility, what is the maximum slope gradient specified for wheelchair users on ramps?
1:20 (5%)
1:16 (6.25%)
1:12 (8.33%)
1:10 (10%)
Which combination of ramp design requirements is correct according to the specifications provided? Select all that apply.
Minimum clear width of 1.2 m for pedestrian ramps
Intermediate landings every 750 mm rise
Handrails required on both sides if rise exceeds 150 mm
Surface finish must be non-slip in all weather conditions
Which elevator type is designed for virtually limitless rise and is suitable for high‑rise and midrise buildings but comes with higher installation costs?
Hydraulic elevator
Traction (electrical) elevator
Pneumatic elevator
Rack-and-pinion elevator
Hydraulic elevators, as described, are limited to about 60 feet (around 6 stories) and operate at lower speeds, making them better for low‑ to mid‑rise buildings. What is a typical trade-off mentioned?
Lower initial cost but higher operating costs due to greater power consumption
Higher initial cost but lower operating costs due to energy recovery
Highest speed with lowest maintenance needs
Unlimited rise with minimal power use
Match each ramp type to its defining characteristic.
Straight ramp: single continuous slope without turns
Dog‑legged ramp: two inclined planes with an intermediate landing
Circular/curved ramp: continuous curved path used in parking buildings
Zigzag/switchback ramp: repeated multiple times to cover greater height differences
According to Section 501 – Testing of Systems, which test requirement applies to water, drainage, and vent piping?
Hydrostatic test using 100 psi for 5 minutes
Smoke test using 5" water column for 10 minutes
Water test using minimum 3 m head or air test at 34.5 kPa for 15 minutes to detect leaks
Ultrasonic leak detection for all joints
What is the stated purpose of grease traps and interceptors required for restaurants and food establishments?
Increase flow velocity in pipes
Prevent sewer blockages and environmental hazards from commercial and industrial wastes
Reduce water consumption during peak hours
Disinfect wastewater before discharge
Which statement aligns with the abandonment requirements for septic tanks or cesspools after connection to a public sewer?
Leave tanks in place and mark location; no further action
Empty and fill with approved materials within 30 days, install dry compacted soil with watertight joints
Flush tanks and leave open for inspection for 60 days
Relocate tanks to a new site without filling
In a building’s water supply system, which statement aligns with the Revised National Plumbing Code regarding fixture piping requirements?
A standard water closet requires a 25 mm supply pipe and a 150 mm drainage pipe.
A lavatory requires a 20 mm supply pipe and a 50 mm drainage pipe.
A standard water closet requires a 20 mm supply pipe and a 200 mm drainage pipe.
A urinal requires a 15 mm supply pipe and a 75 mm drainage pipe.
Which wastewater disposal approach is correctly matched to its required application in areas without municipal sewer systems?
Direct pumping of sewage to storm drains
Imhoff tank or conventional septic tank with sub-surface absorption fields
Discharge of sanitary sewage to open channels
Neutralization of domestic wastewater before direct discharge to rivers
For storm drainage in buildings, what is the primary compliance requirement for all drainage connections?
Connect to any available terminal regardless of code
Use only roof drains with proprietary filters
Meet code standards and connect to approved terminals
Discharge to sanitary sewer mains during heavy rain
Which combination describes mandatory features of a grease trap used for kitchens producing grease-laden wastewater?
Rectangular tank with three compartments
First compartment containing 10–20% of tank volume
Minimum access opening of at least 0.25 m diameter
Located at least 25 meters from water sources and not under buildings
Which material set best fits the description of approved plumbing fixture surfaces?
Porous, absorbent, and rough surfaces to trap contaminants
Dense, durable, non-absorbent, smooth, impervious, and acid-resistant porcelain enamel
Lightweight plastic surfaces with high porosity for easy cleaning
Uncoated concrete surfaces to increase friction and reduce splashing
In electrical service-entrance conductors, what is the minimum conductor size requirement to safely carry load currents?
At least 8 mm² copper or 14 mm² aluminum
At least 2 mm² copper or 4 mm² aluminum
At least 12 mm² copper or 20 mm² aluminum
At least 6 mm² copper or 10 mm² aluminum
Which item is a mandatory main switch and overcurrent protection provision for buildings according to the Philippine Electrical Code?
Every building must have a single GFCI outlet on the ground floor.
Every building must have a main disconnect switch with circuit breakers sized for the load to safely cut off power during faults.
Every building must install surge protectors on all outlets.
Every building must include automatic transfer switches for standby generators.
Regarding grounding and bonding, which statement accurately reflects code requirements for protection against electrical faults?
The grounding electrode can be connected to earth via rods, pipes, or rebar in foundations.
Only non-metallic enclosures require bonding.
All metal enclosures, conduits, and service equipment must be electrically connected to prevent dangerous voltage differences.
The grounding conductor may be omitted if the service drop clearance exceeds 5.5 m above streets.
Which statement best describes the purpose of ground-fault protection in large electrical services (approximately ≥1000 A, ≤600 V)?
It prevents overheating by interrupting overcurrent conditions.
It protects equipment from lightning surges entering the building.
It prevents equipment damage and fires from line-to-ground faults.
It eliminates the need for GFCI outlets in wet locations.
In habitable rooms, receptacle distribution must be arranged so that no point is more than 1.8 m away from an outlet. What safety practice does this requirement help enforce?
Providing emergency lighting when a circuit fails.
Preventing use of unsafe extension cords.
Ensuring every outlet is GFCI-protected.
Allowing higher amperage circuits in living spaces.
Which devices provide protection by opening the circuit to prevent overheating of wires and equipment?
GFCI outlets
Circuit breakers or fuses
Surge suppressors
Isolation transformers
Which items are required or typical for emergency and special systems in public or large buildings? Select all that apply.
Standby generators or batteries that start within 10 seconds of power loss
Fire alarm circuits in certain occupancies such as schools and hospitals
Two separate lighting circuits in each room
Dedicated LAN hubs for emergency communications
Which communication systems categories typically require structured cabling in commercial buildings, as defined across different NEC sections?
Phone systems
Data systems
Local Area Networks (LANs)
Building Automation and Control Systems (BACS)
HVAC equipment power feeders
In small business phone systems, what is the primary role of a Key Service Unit (KSU)?
To convert analog lines to fiber for long-distance calling
To support a fixed number of phone lines and telephone extensions
To supply emergency power to phones during outages
To provide voicemail and call recording for all users
Which definition most accurately describes a Local Area Network (LAN)?
A data communication system allowing independent devices to communicate directly with each other within a moderately sized geographic area
A single centralized mainframe replacing all PCs in a company
A long-haul WAN connecting multiple cities over leased lines
An analog bus for telephone sets within a building
Select the minimum components typically present in a small LAN network.
Computers
Network Interface Cards (NICs)
Communication cables
LAN hubs or switches
PBX controllers
Building Automation and Control Systems (BACS) commonly include which subsystems?
HVAC (heating, ventilating, and air conditioning)
Fire alarm
Security, access control, and CCTV
Mainframe terminals
What is the core function of an HVAC control system within a building?
Providing video surveillance and recording
Regulating building temperature, humidity, and environmental conditions via centralized control and distributed thermostats
Managing telephone extensions through a PBX
Routing LAN traffic between hubs and switches
Which statement best contrasts mainframe computers and minicomputers as described?
Mainframes are smaller and used by a few terminals; minicomputers are larger and support hundreds of terminals.
Both store data only on terminal disks; neither uses centralized disk drives.
Mainframes are large centralized computers performing all computing, supporting many terminals; minicomputers are smaller, less powerful, with fewer terminals but still centralized.
Minicomputers replaced LANs entirely in the 1980s.
Which component in a fire alarm system is responsible for detection, suppression, and notification of fire conditions within a building?
Sprinklers
Sensors
Centralized control panel
Lights and horns
In an access control system, access points are connected to the control unit using which of the following? Select all that apply.
Communication cables
A centralized control unit
Magnetic contact readers
Key pads
A biometric sensing device
Magnetic contact sensors primarily monitor which types of events on doors and windows within a building security system?
Temperature changes and smoke levels
Glass breaking, motion, or separation of contact points
Unauthorized network access
Elevator load and speed
Which statement best describes the role of video surveillance in building security services?
It only stores audio records for future reference.
It acts as the ever-watchful eye providing a visual record of activity in and around the building.
It replaces access control systems entirely.
It is limited to external perimeter monitoring and cannot be used indoors.
Which combination correctly lists typical components of a building sound system used for paging and announcements?
Sound source, amplifier, communication cable, speakers
Microphones, CCTV cameras, coaxial headend, monitors
Sprinklers, thermostats, horns, control panel
Biometrics scanner, keypads, ID cards, turnstiles
Which items are common credentials or inputs used by access control systems to grant entry? Select all that apply.
ID cards issued to authorized individuals
Keypads that require a PIN code
Biometrics using physical traits like fingerprints or facial recognition
Visitor badges used for temporary identification
Sprinkler activation signals
What is the primary function of CCTV cameras within a Closed Circuit Television system as described?
Provide Wi‑Fi connectivity for smart devices
Capture footage of various areas, both internally and externally
Broadcast live audio announcements across a campus
Detect gas leaks and elevator malfunctions
Which practices are part of effective visitor management systems in building security services? Select all that apply.
Sign‑in procedures to register arrival and departure
Issuing visitor badges for temporary identification
Maintaining digital logs of visitor activity
Automatic suppression of fires without human intervention
Live paging announcements instead of registration
According to the purpose of fire protection systems, which activity helps detect fires early in buildings and facilities?
Using evacuation drills to guide occupants to exits
Maintaining safe exit routes during normal operations
Detecting fire through smoke, heat, or flame detection devices
Separating hazards so no single fire can block all exits
Select all functions that fire protection systems perform to protect life, property, and operations.
Alerting occupants using alarms, signals, or communication systems to prompt safe evacuation
Suppressing or controlling fire via sprinklers, extinguishers, standpipes, and other suppression equipment
Supporting evacuation and safety measures by maintaining safe exit routes, emergency lighting, and fire drills
Maximizing corridor width beyond 1200 mm to increase capacity
In the context of life safety, what is the official term used for a safe way out of a building during an emergency?
Emergency egress path
Means of egress
Exit discharge corridor
Protected enclosure
Which statement best defines the components of a means of egress?
Exit access, exit, and exit discharge
Exit access only, provided it leads to the street
Exit discharge only, provided it leads to a courtyard
Exit stairs only, provided they are enclosed
Which protective enclosure requirements apply to exits connecting floors?
Exits connecting up to 3 storeys must have a minimum 1-hour fire resistance
Exits connecting 4 or more storeys must have a minimum 2-hour fire resistance built of noncombustible material
Openings must be protected with self-closing fire doors
Exit enclosures may serve other building functions to optimize space
How is egress capacity determined for corridors and large stairways?
By the total building area regardless of occupancy type
By the clear width of components, with corridor capacity based on the last exit it leads to and large stairway capacity (≥1200 mm) possibly increased using a prescribed formula
By the number of exits per storey only
By the number of occupants per floor without considering component widths
Which statements about occupant load are correct? Select all that apply.
Occupant load equals the number of persons that may occupy a space, computed from floor area and occupancy type
When exits serving multiple floors converge, the combined occupant load must be accommodated
For balconies or mezzanines, occupant load is added to the space below if egress passes through it
Occupant load is solely determined by corridor width, independent of occupancy type
What is the minimum required width for means of egress, and what minor projections are permitted at low heights?
Minimum width is 1000 mm; projections up to 200 mm allowed
Minimum width is 915 mm; minor projections up to 114 mm allowed at low heights
Minimum width is 800 mm; no projections allowed
Minimum width is determined by occupancy and has no fixed lower bound
How many exits are required based on occupant load thresholds?
Minimum of two exits per storey, balcony, or mezzanine
If occupant load is 500–1000, at least 3 exits
If occupant load >1000, at least 4 exits
Elevators count as exits when lobbies connect to at least one proper exit
Which arrangement rules help ensure exits remain accessible and unobstructed by a single hazard?
Exits must be accessible and connected by continuous passageways or corridors
Without sprinklers, exits must be at least half the diagonal length of the area apart; with sprinklers, at least one-third the diagonal length apart
Scissor or interlocking stairs are counted as a single exit
Exits may be located so that a single fire can block all exits if corridor width exceeds 1200 mm
What is the rule for dead-end corridors, hallways, or passageways unless specifically allowed?
Dead-end spaces may extend up to 12 meters in all occupancies
Dead-end spaces should not exceed 6 meters unless otherwise allowed in specific occupancy provisions
Dead-end spaces are prohibited regardless of length
Dead-end spaces must always include emergency lighting
According to the egress capacity rules, how is the width for egress measured?
With door partly open at 45° from the face to stop
With door fully open at 90° from door face to stop
From frame clear opening regardless of swing
At the narrowest point of the corridor leading to the door
For exit doors serving buildings with ≥4 storeys, what is the requirement regarding re-entry signage on stair doors?
No signage is required if doors are self-closing
Signs must be provided on every door indicating final exit only
Non-reentry doors must have signs pointing to the nearest re-entry doors at least every 4 floors
All stair doors must allow re-entry on every floor without signs
Which statements are required for exit door operation and identification? Select all that apply.
Exit doors must be side-hinged and swing in the direction of egress travel when serving ≥50 occupants or high-hazard areas
Exit routes may pass through bathrooms and bedrooms in all occupancies
Exits must be clearly recognizable, with no mirrors or decorations that confuse direction
Exit doors may open directly onto stairs without a landing if corridor width is adequate
What is the maximum allowable dead-end length for exterior exit access paths?
3 m
6 m
9 m
12 m
Which of the following are minimum dimensional requirements for width and floor level at doors? Select all that apply.
Minimum clear width 710 mm; in double doors, one leaf must be ≥710 mm
Maximum single-leaf width 1,520 mm
Floor level difference at doorways must not exceed 13 mm
Thresholds: 13 mm high, bevel required if >6 mm
Which statements correctly describe panic hardware requirements? Select all that apply.
Panic hardware must unlatch with ≥7 kgf force
Bars/panels must cover at least 2/3 of the door width and be 760–1,120 mm high
Panic hardware may be disabled by locks or set screws
Panic hardware must be operable without dogging devices
Which devices must close automatically after release of hold-open and be easily closed manually if triggered?
Screen and storm doors
Power-operated doors
Self-closing devices
Turnstiles
In buildings with more than 50 occupants per stair, what is the minimum cumulative width required per stair to satisfy egress requirements? Choose the option that matches the specified threshold-based width.
1,120 mm for >50 occupants; 1,420 mm for ≥2,000 occupants
900 mm for >50 occupants; 1,200 mm for ≥2,000 occupants
1,050 mm for >50 occupants; 1,300 mm for ≥2,000 occupants
1,200 mm for >50 occupants; 1,500 mm for ≥2,000 occupants
Which statement correctly describes curved stair dimensional requirements for use as an egress stair?
Treads must be ≥280 mm at 305 mm from the narrowest end, with radius ≥2× stair width
Treads must be ≥250 mm measured at the inner radius, with radius ≥1.5× stair width
Risers must be ≤180 mm and treads ≥300 mm at centerline, radius unrestricted
Curved stairs are permitted without dimensional checks if handrails are on both sides
Spiral stairs are allowed only if permitted by occupancy rules. Which combination of dimensions and features is required?
Risers ≤180 mm
Usable treads ≥280 mm
Added clearance of 265 mm at the outer side
Handrails on both sides
Treads ≥250 mm at inner radius
For small-occupant exception stairs (e.g., ≤35 occupants), which condition aligns with the documented criteria?
Curved stair criteria are reduced along with width requirements
Winders must be excluded and only straight runs allowed
Treads may be reduced below 280 mm at any point
No handrails are required if travel width is reduced
Which requirement applies to guards and handrails along egress stairs?
Handrails required on both sides, continuous, able to withstand ≥91 kg load
Top of handrails must be 760–865 mm above tread nosings
Minimum clearance from wall must be ≥38 mm
Stairs wider than 2.23 m require intermediate handrails
Guards ≥1.06 m high are only for exterior stairs and not mezzanines
A horizontal exit is defined as a passage to an area of refuge on the same level. Which conditions must be met when substituting a horizontal exit for traditional exits?
At least 50% of the capacity of other exits must remain (stairs, ramps, outside doors)
For health care occupancies, at least two-thirds (≥2/3) capacity must remain
Both buildings' separate egress must be maintained and accessible
Doors must swing in opposite directions and never be locked
Continuous paths of travel to stairways/exits must be provided on both sides
For new construction bridges or balconies serving as horizontal exits, which door requirement is correct?
Minimum width of 1.12 m for doors, with paired opposite-swing doors if both sides have exit travel
Minimum width of 900 mm for doors; single swinging door acceptable regardless of travel direction
Doors must be sliding type only, held open by occupancy during egress
Doors may swing either direction; opposite-swing pairing is prohibited
According to the fire escape stair requirements, which statement accurately describes the permissible use of fire escape stairs in buildings?
Allowed in all new buildings if at least 50% of the required exit capacity is provided
Allowed only in existing buildings where not more than 50% of the required exit capacity is assigned to fire escapes
Prohibited in existing buildings but permitted in new high-rise constructions
Allowed only in industrial buildings regardless of capacity calculations
Which construction material specification meets the requirement for fire escape stairs?
Wood construction with 244 kg/m² live load design
Reinforced concrete designed for 488 kg/m² live load
Aluminum construction designed for 91 kg force
Gypsum board construction designed for 170 N load
For slide escapes, which capacity limit is correct and aligned with the rules?
Maximum 30 persons per exit unit
Maximum 60 persons per exit unit
Maximum 120 persons per exit unit
No stated limit if used in manufacturing occupancies
Which installation and design detail is required for fire escape ladders?
Exit position must be at least 14 m above roof platform
Rails 125×50 mm with diameter 22 mm
Clearances 160–680 mm from wall depending on layout
Lowest rung not more than 305 mm above ground
Minimum illumination for means of egress must be maintained at 10.7 lux and arranged so bulb failure does not cause darkness. Which additional emergency lighting performance is required?
Activate automatically within 10 seconds of power loss
Provide required illumination for at least 1.5 hours
Be connected only to public utility power
Use only portable lamps as primary lighting
Which statements about construction and compartmentation features of fire protection are correct?
Buildings must be designed with fire-rated walls, barriers, and compartments to prevent fire spread
Firewalls and barriers must comply with the National Building Code and NFPA 5000
Damaged fire-rated materials must be replaced with non-rated alternatives to speed repairs
High-rise and healthcare buildings need special quality assurance inspections for fire-resistive joints and barriers
Which requirement applies to fire doors and stair enclosure doors?
Must comply with NFPA 80 standards and have proper fire resistance rating
Must be aluminum swing doors without self-latching
Owners are not required to inspect or test fire doors after installation
Reports on fire door testing are optional and not part of the Fire Safety Maintenance Report
Which statements correctly describe smoke partitions?
Smoke partitions are fire-resistive barriers that stop smoke from spreading
They must extend fully, wall-to-wall and floor-to-floor, sealing all concealed spaces
Openings for building services are widely allowed without restrictions
Only necessary openings are allowed, such as doors or building services
In buildings with sprinkler systems, which statement about interior finish selection is correct according to flame spread classifications and usage limitations?
Sprinklered buildings may use lower-rated finishes, with Class C allowed in occupied rooms
Sprinklered buildings must use Class A finishes only in all areas
Sprinklered buildings may use higher flame-spread classes, with Class E permitted in corridors
Sprinklered buildings can use any finish class if doors are smoke-proof
A stairwell enclosure in a new 5-storey building must meet which minimum wall rating?
1-hour rating for new buildings ≤4 storeys
2-hour rating for new buildings ≥5 storeys
3-hour rating for any high-rise
No rating if equipped with sprinklers
Which method is acceptable for providing special protection to escalators to limit smoke spread in multi-storey buildings?
Sprinkler-vent method using a water curtain with smoke exhaust
Spray nozzle system forming a dense water spray barrier
Partial enclosures with self-closing fire doors or wired glass
Leaving the escalator open if the building has an alarm system
Which requirement applies when an alarm system is out of service for more than 4 hours?
Notify the Bureau of Fire Protection (BFP) and assign a fire watch
Deactivate sprinklers until the alarm is restored
Lock all manual pull stations to prevent false alarms
Evacuate the building until service is restored
Which control and annunciation feature is mandatory for building fire alarm systems?
Alarm controls located in a central fire command center
Annunciation that identifies the zone or floor of the alarm
Trouble and supervisory signals indicated on the panel
Voice evacuation in all occupancies
Which standpipe provision is correct according to NFPA 14 requirements summarized?
Wet standpipe systems (from basement to top floor) are required in assembly occupancies with >1,000 persons
Dry standpipes are required in hotels taller than two storeys
Standpipes are optional in educational occupancies regardless of height
Standpipes are required only if sprinklers are not present
Select the correct classifications and typical locations for portable fire extinguishers.
Class A: Ordinary combustibles such as wood, paper, cloth; typical in offices and classrooms
Class B: Flammable liquids/gases; typical in kitchens and workshops
Class C: Energized electrical equipment; typical near server rooms and electrical panels
Class K: Cooking oils and fats; typical in commercial kitchens
For distribution of portable fire extinguishers, which placement criterion is explicitly stated?
Place within 1 m from any hazard area
Placement based on hazard and travel distance
Place adjacent to exits only
Place one unit per 50 m² regardless of hazard
Segregation and protection of hazardous processes/storage more dangerous than general occupancy must meet which requirement set? Select all that apply.
Enclose by 4-hr fire-rated construction
Protect by automatic fire suppression
Provide both enclosure and suppression if very high hazard
Use 1-hr construction with self-closing doors only
Which statement best reflects the minimum fire-resistance rating for enclosures of hazardous processes/storage per the section?
1-hour fire-rated with self-closing doors
2-hour fire-rated with self-closing fire doors
3-hour fire-rated without doors
No rating if automatic sprinklers are installed
Smoke control systems are required in certain occupancies. Which set of requirements is accurate for high-rise buildings?
Pressurized stairwells, at least one elevator shaft, zoned smoke control vestibules
Atriums only need natural ventilation; no pressurization
Covered malls require only smoke detection
Underground/windowless facilities never require smoke venting
Elevators in buildings must meet which fire safety criteria? Select all that apply.
Must comply with PMEC
New elevators must meet ASME A17.1 (Firefighters’ Emergency Operations), except in buildings ≤5 stories
Elevators require periodic inspection/testing by building management and BFP
Elevators with Firefighters’ Emergency Operations must be field tested monthly without records
For high-rise buildings, what are the mandated construction and equipment features of the Fire Command Center?
Required for buildings 10 floors or higher, located at the floor of exit discharge, accessible directly from the outside, minimum 2-hour fire-resistive separation, at least 10 m² (min. 1.5 m dimension, 2.4 m ceiling), with emergency voice/alarm, fire department communication unit, fire detection & alarm annunciator, elevator location & operation annunciator, sprinkler valve & water flow panels, and controls for unlocking stairway doors
Required for buildings 6 floors or higher; location optional; 1-hour separation; min. 6 m²; includes only fire alarm panel
Required for any building with elevators; may be inside a tenant space; no separation rating; includes public address system only
Required for buildings 15 floors or higher; located at roof level; 3-hour separation; includes HVAC controls only
In high-rise buildings, smoke control must maintain tolerable smoke levels in protected spaces and ensure accessible egress. Which additional requirement is specifically stated for evacuation and firefighter safety?
Pressurize exterior staircases only
Provide smoke control systems per Sec. 10.2.7.3
Install smoke curtains at all elevator doors
Disable mechanical ventilation during fires
Which statement best describes the sprinkler protection requirement for high-rise buildings?
Install unsupervised sprinklers only in occupied areas
Use approved supervised sprinkler systems per NFPA 13 compliant, covering all areas including concealed spaces
Provide sprinklers only in corridors and lobbies with manual activation
Install sprinklers that operate independently from the Fire Command Center
Select all features required for high-rise sprinkler systems according to the guidance.
Coverage includes closets, concealed spaces, plenums, and areas with combustible materials
Interconnection to the Fire Command Center
Exclusion of areas with ductwork and insulation
Manual-only alarm without supervisory signals
Regarding stairwells in high-rise buildings, which combination aligns with the stated requirements?
Unenclosed stairwells with natural ventilation, doors propped open
Fully enclosed stairwells protected per Division 5, doors kept closed, electronically locked exits auto-unlock during emergencies via FDAS, and interior egress stairwells pressurized
Exterior open stairs with mechanical exhaust and manual door unlocking
Interior stairwells unpressurized to reduce equipment cost
Each floor must have first-aid fire protection. Which configuration matches the specified requirement?
25 mm hose line with spray nozzle connected to wet standpipe and 20 mm supply plus portable extinguishers
38 mm hose line with spray nozzle connected to wet standpipe with 30 mm supply plus portable fire extinguishers
50 mm hose line with fog nozzle connected to dry standpipe with 40 mm supply only
Coiled garden hose connected to potable water and two fire blankets
Which statement reflects the supplementary provisions applicable to high-rise fire protection?
They replace the provisions of RA 9514 and its Implementing Rules and Regulations (IRR)
They are optional unless a local ordinance requires them
They are in addition to all other provisions of RA 9514 and its Implementing Rules and Regulations (IRR)
They apply only to buildings below 10 stories
Identify the correct handling of electronically locked exits in high-rise stairwells during emergencies.
Remain locked to prevent unauthorized access
Auto-unlock via the Fire Detection and Alarm System (FDAS)
Require manual key retrieval from the Fire Command Center
Unlock only after power is restored
