Exam 2 - Building Code Flashcards
What is in Division A?
Parts 1, 2, 3 (Compliance, Objectives, Functional Statements) apply to all buildings. Defined Terms.
Division B, Part 1, 7 and 8 apply to?
All buildings
Parts 3, 4, 5 and 6 Division B apply to?
post disaster buildings, Group A. B, F1 major occupancies, buildings more than 600m2 or more than 3 storeys used for Group C, D, E, F2 and F3
What is Vol 2?
Div. B: Acceptable Solutions, Part 9
Part 9, Division B applies to?
buildings less than 600m2 and not more than 3 storeys for Group C, D, E, F2 or F3
Defined Term for Building Area
Greatest horizontal area of a building above grade within the outside surface of exterior walls or within outside surface of exterior walls and centre-line of firewalls.
Defined Term for Fire Wall
fire separation of non-combustable construction that subdivides a building or separates adjoining buildings to resist the spread of fire. Has fire-resistance rating as prescribing in this Code and structural ability to remain intact in fire conditions for the required time. Uppermost storey having its floor level not more than 2m above grade.
Defined term for Floor Area
Space on any storey between exterior walls and required fire walls including space occupied by interior walls and partitions but not including exits, vertical service spaces and their enclosing assemblies.
Defined term for Suite
single room or series of rooms of complementary use operated under single tenancy. Can include dwelling units, individual guest rooms or complementary rooms for business and personal services.
Defined term for Compartment
enclosed space in a building that is separated from all other parts of the building by enclosing construction providing a separation with required fire resistance rating
Fire Separation is
a construction assembly that acts as a barrier against spread of fire(A-1.4.1.2.(1).)
Defined term for Fire Resistance Rating
the time in minutes or hours that a material or assembly will withstand the passage of flame and transition of heat when exposed to fire. Appendix D, Division B (D-1.2.1.(2)
Defined Term for Fire Protection Rating
the time in minutes or hours that a closure will withstand the passage of flame when exposed to fire.
Defined Term for Closure
a device or assembly or closing an opening through a fire separation or exterior wall (door, shutter, damper etc). includes all hardware.
Defined Term for Fire Stop
a system consisting of material, component and means of support used to fill gaps between fire separations or between fire separations and other assemblies (fully or partially penetrate the separation).
Post disaster building
a building that is essential to the provision of services in the event of a disaster (hospitals, emergency treatment, power generation stations etc).
What sections related to Fire ?
Division A, Division B Part 3. Appendix D
A material that fails to meet the acceptance criteria of CAN/ULC-S114 “Test for Determination of Non-Combustibility in Building Materials”
Is combustible
A material that meets criteria CAN/ULC-S114
Noncombustible
Part 3.1.5
Noncombustible Materials
Occupancy for performing arts
A1
occupancy for arenas
A3
occupancy for open air
A4
occupancy for detention
B1
Care and treatment occupancies
B2
Care occupancies
B3
Residential occupancies
C
Business and personal service occupancy
D
Mercantile occupancy
E
high, medium, low hazard occupancies
F1. F2, F3
Restaurant occupancy
A2
Parking Garage & Storage occupancy
F3, subsidiary
NBC Table 3.1.3.1
Fire Separation between adjoining major occupancies
How is Occupant Load determined?
Section 3.1.17:
The occupant load of a floor area or part of a floor area shall be based on
a) the number of seats in an assembly occupancy having fixed seats,
b) 2 persons per sleeping room in a dwelling unit, or
c) the number of persons for which the area is designed, but not less than that
determined from Table 3.1.17.1. for occupancies other than those described in
Clauses (a) and (b), unless it can be shown that the area will be occupied
by fewer persons
What does 3.2.2 address?
Building Size and Construction Relative to Occupancy, ordered more flexible less expensive to more conservative, more expensive.
What concept does this imply?
Construction requirements containing multiple major occupancies determined on a floor-by-floor basis when occupancies are superimposed.
- take the occupancies and apply as if it encompasses the entire building
- determine the occupancy separations
Sprinkling in Lieu of Roof ratings are permitted for what types of occupancies?
arena, pool, gym. OR Appendix A-3.2.5.12.(16) through permission of the AHJ.
What is the minimum FRR for exits through fire separations?
Rating of the floor where it is going or 45 minutes.
Sprinkler Protection for floors of different occupancies.
If an upper floor is required to be sprinklered, all floors below need to be sprinklered. 3.2.2.18(2)
Defined term for limiting distance
Means the distance from an exposing building face to a property line, the centre line of a street, lane or public thoroughfare, or to an imaginary line between 2 buildings or fire compartments on the same property, measured at right angles to the exposing building face.
A doorway, window or opening other than one equipped with a closure having the required fire-protection rating.
Unprotected opening
Part of the exterior wall of a building that faces one direction and is located between ground level and the ceiling of its top storey or where a building is divided into fire compartments
Exposing Building Face
Can an assembly occupancy be a part of Part 9?
No
What is this term
Exposing Building Face
Are combustible materials permitted in noncombustible construction?
Yes
What is Group F3?
low-hazard industrial occupancy. Combustible content is not more than 50kg/m2 or 1200Mj/m2 of floor area.
What is Group F2?
medium hazard industrial occupancy. Combustible content is more than 50kg/m2 or 1200MJ/m2 but is not classified at high-hazard.
What is Group F1?
industrial occupancy, high-high hazard containing highly combustible, flammable or explosive materials with constitute a special fire hazard.
Access from a storage garage to a stair tower requires what?
A vestibule
What is the min. FRR of a storage garage from other occupancies?
1.5 hrs
What is the min. FRR of a repair garage from other occupancies?
2 hrs
What is the minimum width of a public corridor?
1100mm with max 100mm obstructions on either side.
What is the maximum length of dead-end corridors?
6m unless located entirely within a suite.
Is a FRR required for public corridors where an entire floor is sprinklered?
No, except for Groups B and C.
What is the maximum travel distance in a sprinklered floor?
45m
Travel distance (<45m)+ ___________ = public corridor is not required to be FRR.
Sprinklered
What is provision 3.2.6?
High Building Requirements
What must you consider to determine if a building is a high building?
1) add all of the occupant loads for all floors above the first floor = total occupant load
2) Determine aggregate width (m) of all exits serving the floor area
3) Divide the total occupant load for the building by 1.8x the width of exits x number of exits
4) if resulting value is >300, the building is a high building
What is a CACF?
Central Alarm and Control Facility (3.2.6.7)
What is a superimposed floor area or parts of floor areas in which floor assemblies are required to be fire separations are penetrated by openings that are not provided with closures.
interconnected floor space.
What is an intermediate floor assembly between the floor and ceiling of any room or storey? (including interior balcony)
Mezzanine
Mezzanine is not considered a storey if (3 points)
1) it occupies less than 40% of the open area of the room
2) space above is open
3) space below can be enclosed.
What section is 3.2.8.2?
Interconnected floor spaces (IFS)
Are vestibules required to elevator doors within the storeys above the interconnected floor space?
Yes
Smoke Baffles: when are they required?
Around each IFS opening at every floor.
What is the mechanical exhaust system requirement to remove smoke from IFS?
4 ACU/h (air change units per hour)
Sleeping rooms on a floor area of the hospital can be located in an area with an interconnected floor space.
false
Only the NBCC code applies and not the fire code
false
Are mezzanines always considered a storey?
Not if they are less than 40% of the open area of the room
What type of fire alarm is required for an F1 occupancy?
One Stage
When is a one stage fire alarm required?
B3 Occupancies less than 3 storeys, all F1 occupancies
When is a two-stage fire alarm required?
All buildings, all B occupancies except for B3 less than 3 storeys
Firefighting access to above grade storeys is required when?
For storeys that are not sprinklered and less than 25m above grade
When is firefighting access required for roofs?
on buildings exceeding 3 storeys or where roof is more than 4m above grade and contains HVAC equipment
Access is required by an interior stair or fixed ladder and hatch
what is 6m wide, has 5m clearance, connected to a public thoroughfare and is able to support a fire truck in all weather conditions?
access route (3.2.5.6.)
how far do DC need to be from a hydrant?
45m, unobstructed
Where are hose stations located?
within 5m of exits, cover all floor areas and do not obstruct egress
true or false, are hose connections required in exits in un-sprinklered buildings?
true
What is the minimum width of stairs?
1100mm, 900mm for stairs that do not serve more than 2 floors above grade
What is the handrail extension length?
300mm
Minimum guard height
1070mm
Stair run requirement (3.4.6.8)?
no less than 280
Stair rise requirement (3.4.6.8)?
between 125 and 180mm
Formula for Smoke Distance between exits
> or = to 1/2 Diameter of floor plate
Distance between 2 areas of exterior exit stair discharges (door to outside)
Not less than 9m or 6m if sprinklered and if discharges are within 15m of a street
When is no travel distance required?
If a building has exits spaced 60m apart around the perimeter of the building and each main aisle running directly to an exit.
________ to be spaced at least 1/3 of the maximum diagonal dimension of the suite
Egress Doors
What elements does occupant load effect? (6 points)
1) exits + egress 2) # of wc, 3) fire alarms 4) emergency lighting and signage 5) if the building classifies as high building, 6) direction of door swings.
Occupant loads are determined by?
1) Number of fixed seats (assembly), 2) 2 persons per sleeping room in dwelling units, 3) number of persons for which area is designed for, 4) as calculated based on 3.1.17.1
How do you calculate occupant load?
Step 1: measure floor area in the rooms
Step 2: determine the use of all floor areas
Step 3: Refer to table 3.1.17.1
Step 4: divide the floor area (m2) by occupant load factor
Are cores (non-simultaneous uses) included in Occupant load calculations?
No
What is the minimum width of exits (ramps less than 1/8, doorways, corridors, passageways)?
6.1mm per person for occupant load
What is the minimum width of stairs whose rise is <180mm and whose run is <280mm?
8mm per person
What is the width of ramps with slopes more than 1/8 or stairs exceeding the code requirements?
9.2mm
What is the minimum width of exits for Group B occupancies?
18.4mm per person
T/F: A single storey office building with 100 occupants does not require a fire alarm system
False
Occupant load within a patient room is base on what?
floor area and occupant load factor
Does a building with a sprinkler and standpipe system require a FDC on the exterior wall of a building near an entrance?
yes, unobstructed
Does occupant load always equal exit capacity for a given floor area?
No, there are exceptions such as installing signage with max capacity.
Does a basement with multiple levels require sprinkler?
Yes
Minimum corridor width for Group B: treatment facilities
2400mm
What is a one stage fire alarm
sends alarm signal to all audible devices
what is a two-stage fire alarm
sounds an alert signal, if not acknowledged in 5 minutes, alarm signal will activate.
What is the dimension of an accessible passenger loading zone (parking)
1500mm (w) by 6000mm (L) adjacent to vehicle pull space.
Lay by space (barrier-free path of travel) is required at every ___m interval?
30m, 1.5x 1.5m lay-by space
Barrier- free design: what is to be located between 400mm and 1200mm and operable with one hand?
Controls for operation of building services or safety devices.
Any floor > 1/5 (20%) is required to be what?
designed as a ramp
what is the maximum ramp gradient?
1/12 (8%)
what is the required width between handrails?
870mm
3.8 Accessibility: what is the clear door width (NBCC 2015)?
800mm from inner face of door to inner most latch
3.8 Accessibility: what must be installed between 900 and 1100mm above floor?
Hardware
Where is the minimum 1 barrier-free W/C to be located?
in the entrance storey unless a barrier-free path of travel is provided elsewhere in the building or the w/c are for dwelling units only.
When are barrier-free washrooms not required?
if they are in residential or care suites, if there are other BF- washrooms on the same level within 45m or if they are part of group D, E, F <500m2 and separate from and without access to remainder of building.
What are the 5 main objectives of the NBCC?`
OS - Safety, OH- Health, OA- Accessibility, OP- Fire & Structural Protection, OE - Environment
What part of the code covers Permit Application?
Division C
What are the steps to begin an Alternative Solution?
- Attribution tables of Volume 1, Division B, 3.10
- Locate designated objectives and functional statements (div A, Part 2 & 3)
- Create a rational or a risk analysis demonstrating that the alternative solution meets the code
How many people can sign-off on an alternative solution?
One professional (usually architect or engineer)
What section of Part 9 applies to seasonally and intermittently occupied buildings?
A-9.1.1.1.(1)
What is Part 9.2?
Part 9 related definitions
Does Part 9 apply to factory built buildings?
Yes
What does provision 9.10.4.3.(1) allow? Basements in Part 9.
If a basement is used as a storage garage the basement is permitted to be considered as a separate building provided that the floor above and its exterior walls are Fire Separations of masonry or concrete and have a FRR not less than 2hrs.
Can a post-disaster building be Part 9 if it is under 600m2
No
What constitutes a building with a total floor area of all storeys of a secondary suite with more than 80% of the total floor area of the other dwelling units excluding garage and common spaces OR more than 80m2
Limitations to Part 9, it is a part 3 building
What is the maximum floor area for Part 9 building?
600m2 , projected (footprint)
When are firewalls not required (9.10.11.2)
1) a party wall on a property line provided it is a fire separation not less than 1h where it separates: a) two dwelling units if there is no unit above another b) a dwelling unit and house with a secondary suite c) two houses with a secondary suite including common spaces… 2) if a building contains more than 2 houses party wall that separates 2 adjacent houses with secondary suite to be constructed with a firewall 3) the wall in (1) to be protected from top of footings to underside of roof deck 4) any space between top of wall in (1) and the roof deck to be filled with mineral wool or non-combustible materials.
What concept is this image communicating?
Collapse of Combustible Materials (9.10.8)
Can F1 be a part 9 classification?
No, only F2 and F3 can be part 9 (medium/low hazard)
What group is a parking garage?
Group F3 - Low hazard
What is the required maintained temperature in part 9 for living spaces?
22C
What is the minimum STC rating for separated dwelling units? (9.11 and Table 9.10.3.1-A or B)
47
What does ASTC stand for?
Apparent Sound Transmission Class (ASTC) single number rating of the airborne sound attenuation of building assemblies separating two adjoining. Accounts for both direct and flanking sound transmission
What does STC stand for?
Sound Transmission Class
What concept does this communicate
Direct and Flanking path (sound transmission)
When is a carbon monoxide alarm required in each bedroom or within 5m of each bedroom door? (9.32.3.19)
When a fuel-burning appliance is installed in a suite of residential occupancy.
Can the maximum total turn of winders exceed 90 degrees?
No
Can carports be considered garages?
Yes, under specific criteria
Are carbon monoxide alarms always required in Part 9 Buildings?
No, not unless it has a fuel-burning appliance or a storage garage
In summer, are natural or mechanical ventilations permitted for dwellings?
Yes
Does part 9 prescribe security or resistance to forced entry?
Yes, under section 9.7
What is the minimum height over ramps for Part 9?
2.05 m
What occupancies are part of Part 9?
C (residential)
D (Business + personal services)
E (mercantile)
F2 (med hazard industrial)
F3 (low hazard industrial)
What is this formula?
% of glazed openings= (area of glazed openings/area of exposing building face) x 100
Are hose stations required in all Construction Camps?
No, index Construction Camp, hose stations only required if more than a certain # of dwelling units
Central Vaccum cleaning does not need to be shut down upon activation of fire alarm. (True/False)
False
Can smoke detectors as part of residential fire warning systems in conformance with CAN/ULC S540 permitted to be installed in lieu of smoke alarms?
Yes
Are access panels for fire departments required for houses?
No
Skylights on roofs adjoining walls of fired compartments in the same unsprinklered building should be located ___m away from any windows in the exposed walls?
5m
Temporary refuse storage rooms are always separated from the rest of the building and require a FRR?
Yes, of at least 1h
What is the maximum spacing of weeping holes in masonry veneer?
800mm
True/False: finished flooring can have an uneven rough surface finish.
False.
true/false. A second plan of protection is required for exterior walls exposed to precipitation.
True
Are smoke detectors part of residential fire warning systems permitted to be installed in lieu of smoke alarms?
Yes
Can the maximum turn of winders exceed 90 degrees?
No.
Does a party wall on a property line need to be a firewall?
Yes
Are carbon monoxide alarms always required in part 9 buildings?
no
What materials can air duct systems be constructed of? (4)
Steel, Aluminum Alloy, Copper, Clay
Is natural ventilation permitted for dwellings?
yes
Does Part 9 cover forced entry?
Yes
Handrail extension length
300mm
Can spiral stairs serve as an exit
No
Travel distance between exits
45m
What are the 5 Objectives of the NBC?
- SAFETY
- HEALTH
- ACCESSIBILITY FOR PERSONS WITH DISABILITIES
- FIRE AND STRUCTURAL PROTECTION OF BUILDINGS
- ENVIRONMENT
The format of the NBC is ______ based.
Objective
Division A represents Acceptable Solutions.
True or False
False: Division A represents:
COMPLIANCE, OBJECTIVES, FUNCTIONAL STATEMENTS.
The terms in Italic are defined Terms in the NBCC. (T/F)
True
When Combustible Construction is permitted, any material can be used with no restrictions.
No.
Limiting distance can be measured only to property line.
No. can also be mid-point between adjacent buildings, other exceptions
Check the type of combustible materials permitted in Noncombustible Construction.
A No combustible material is permitted in noncombustible construction
B Combustible interior finishes
C Combustible sealants and air barriers
D Combustible cladding
E Combustible insulation
F Wood frame partitions
Combustible interior finishes✓
Combustible sealants and air barriers✓
Combustible cladding✓
Combustible insulation✓
Wood frame partitions✓
Which major occupancies are permitted in a Building with Group F, Division 1 Building.
A F2, F3, E
B None are permitted
C Any occupancy can be permitted with F-1 occupancy
D F2, F3, D
A & D
3-storey hospital, 12 005 m2 in building areas can be constructed of which building classification, check the right code article.
A 3.2.2.39
B 3.2.2.38
C 3.2.2.40
B. 3.2.2.38
The exit stair shafts in building (3-storey hospital, 12 005 m2 in building area), shall have a fire resistance rating of:
45 min fire resistance rating
1 hour fire resistance rating
2 hour fire resistance rating
1.5 hour fire resistance rating
2 hour
An open-air garage storage garage serving the hospital can be constructed with no limitation on building area and can be of combustible construction, if
A it is not permitted
B its height is not more than 22 m, and has no other occupancy above it
*it is not permitted
[3.2.2.80, 3.2.2.90, must be noncombustible, therefore not permitted]
If the hospital exterior walls have a limiting distance of 7 m, the cladding is permitted to be of both combustible or noncombustible construction?
False
True
true
In the NBCC, article 3.3.3.5. addresses fire separations of patients’ room in the hospital.
true
If there laboratories within the hospital, only the NBCC Code applies and not the Fire Code.
True
False
false. fire code applies
Sleeping rooms on a floor area of the hospital can be located in an area with an interconnected floor space.
True
False
False
A mezzanine is not always considered a storey in building height.
True
False
true
Alternative solutions, as set out in NBCC are located:
Division A
- Subsection 1.2.1
When do you use NBC compared to NFC (National Fire Code)?
National Building code is BEFORE the building is built, National Fire code is AFTER the building is built
Some Parts of NBC include notes, where are they found? what do they include?
Found at the end of the part of NBC
They include Appendix items (which are referred to earlier in the code, in parentheses)
Interconnected floor space means what?
means superimposed floor areas or parts of floor areas in which floor assemblies that are required to be fire separations are penetrated by openings that are not provided with closures.
In case of conflicting requirements of the building code and a referenced document, which governs?
The NBC shall govern
Building Height is defined as what?
Number of Storeys between the floor of the first storey and the roof
First Storey The uppermost story having its floor level not more than ___ above ___
First Storey The uppermost story having its floor level not more than 2 m above grade
What is the definition of grade?
The lowest of the average levels of finished ground adjoining each exterior wall of a building, except that localized depressions need not be considered in the determination of average levels of finished ground
What is building area?
The greatest horizontal area of a building above grade within the outside surface of exterior walls or within the outside surface of exterior walls and the centre line of firewalls
What is a fire wall
A type of fire separation of noncombustible construction that subdivides a building or separates adjoining buildings to resist the spread of fire and that has a fire-resistance rating as prescribed in this Code and has structural stability to remain intact under fire conditions for the required fire-rated time.
What is floor area?
The space on any storey of a building between exterior walls and required firewalls, including the space occupied by interior walls and partitions, but not including exits, vertical service spaces, and their enclosing assemblies.
What is a suite?
A single room or series of rooms of complementary use, operated under a single tenancy, and includes dwelling units, individual guest rooms in motels, hotels, boarding houses, rooming houses and dormitories as well as individual stores and individual or complementary rooms for business and personal services occupancies.
what is a fire compartment?
an enclosed space in a building that is separated from all other parts of the building by enclosing construction providing a fire separation having a required fire- resistance rating.
what is a fire separation?
A construction assembly that acts as a barrier against the spread of fire. (See Note A-1.4.1.2.(1).)
What is fire resistance rating?
the time in minutes or hours that a material or assembly of materials will withstand the passage of flame and the transmission of heat when exposed to fire under specified conditions of test and performance criteria, or as determined by extension or interpretation of information derived therefrom as prescribed in this Code. (See D-1.2.1.(2) in Appendix D of Division B.)
What is a fire protection rating?
the time in minutes or hours that a closure will withstand the passage of flame when exposed to fire under specified conditions of test and performance criteria, or as otherwise prescribed in this Code
What is a closure?
a device or assembly for closing an opening through a fire separation or an exterior wall, such as a door, a shutter, a damper, wired glass or glass block and includes all components such as hardware, closing devices, frames and anchors.
What is a fire stop?
(i.e. joint) a system consisting of a material, component and means of support used to fill gaps between fire separations or between f re separations and other assemblies, used around items that wholly or partially penetrate a fire separation.
Typical non-combustible materials
Brick, ceramic tile, concrete made from Portland cement with noncombustible aggregate
Major Occupancy Vs. Subsidiary Occupancy
The principal occupancy for which a building or part thereof is used; includes integral subsidiary occupancies
Can you have more than one major occupancies in one building?
Yes
3.2.2.5 to 3.2.2.8 - superimposed major occupancies
What is the construction requirements for superimposed major occupancies?
- The most restrictive applies, OR…
- take it one-by-one, applied for the total height of the buildings (and remember to include separation requirements between occupancies) 3.2.2.5 to 3.2.2.8 OR…
- 3.2.2.8. (10% rule)
Does the subsidiary occupancy has to serve the major occupancy?
Yes, otherwise it is a second major occupancy
i.e. parking garage, if it belongs to the residents in the same building, it is subsidiary to their residential occupancy However, if the parking is run and operated to provide service to public and not the residents of the same building, this is considered a second major occupancy
What Four factors affect the degree to which a building is vertically compartmentalized
1 - major occupancy
2 - building area
3 - building height
4 - firefighting and suppression
How to review the code for section 3.2.2
LOOK AT MOST ‘FLEXIBLE’ OPTION AND IF YOU DO NOT CONFORM, LOOK AT AN OPTION MORE RESTRICTIVE
If an upper floor is required to be sprinklered – would this result in each of the floors below the sprinklered floor level having to be sprinklered as well?
Yes. [NBC Sentence 3.2.2.18 (2) and Appendix A – 3.2.2.18.(2)]
What is limiting distance?
The distance from an exposing building face to a property line, the centre line of a street, lane or public thoroughfare, or
an imaginary line between 2 buildings or fire compartments on the same property, measured at right angles to line exposing building face.
What is an exposing face?
(Face of building exposed to other building)
that part of the exterior wall of a building that faces one direction and is located between ground level and the ceiling of its top storey or, where a building is divided into fire compartments, the exterior wall of a fire compartment that faces one direction.
What is an unprotected opening?
a doorway, window or opening other than one equipped with a closure having the required fire-protection rating, or any part of a wall forming part of the exposing building face that has a fire-resistance rating less than that required for the exposing building face.
What is a street?
any highway, road, boulevard, square or other improved thoroughfare 9 m or more in width, that has been dedicated or deeded for public use and is accessible to fire department vehicles and equipment.
Which sections apply to all buildings?
Parts, 1, 7, and 8 NO EXCEPTIONS
Parts 2,4,5,6 Apply to All Buildings and
Post Disasters
Assembly
Care, Treatment, Detention
High Hazard Industrial
Exceeding 600 sq.m. in building area or 3 storeys in building height and classified as:
1 Residential
2 Personal service and business
3 Mercantile Occupancies
4 Medium and Low Hazard Industrial
Part 9 applies to buildings
3 storeys or less, having an building area not exceeding 600 sq.m. and used for the following major occupancies
Residential
Business/Personal Service
Mercantile
Medium and Low Hazard Industrial
What are the appendices (A-D)?
Appendix A – Explanatory Materials
Appendix B – Fire Safety in High Buildings
Appendix C – Climactic Information
Appendix D – Fire Performance Ratings
Where are referenced standards and what do they cover?
VOL 2 – List of Referenced Standards
Testing
System
Material
Installation
Equipment
What section is for floor area safety requirements?
3.3 – Safety within Floors
What section is for barrier free requirements to a proposed building
3.8 – Barrier Free
what section is requirements for fire safety?
3.2 Fire Safety
What section has STC?
5.9 – STC
What section is requirements for safety in floor areas
3.3 Safety within Floors
What section is requirements for exits?
3.4 Exits
what section is the code requirements for health?
3.7 – Health Requirements
what are the sections for prescriptive code requirements for structural design?
Part 4 – Structural Design
Part 9.4 – Structural Requirements
what are the sections for prescriptive code requirements for safety?
Section 9.9 Means of Egress
Section 9.10 Fire Protection
What are the prescriptive code requirements for health?
Apply the prescriptive code requirements for health
9.31 Plumbing
9.32 Ventilation
9.33 Heating and AC
What is the proper application of an alternative solution in building design?
When a design differs from the acceptable solutions in division b, then it should be treated as an alternative solution.
A proponent of an alternative solution must demonstrate that the solution addresses the same issues as the applicable solution in Div B. Claus 1.2.1.1 (1)b identifies the principal that div B establishes quantitative performance targets that alternative solutions must meet.
An effort must be made to demonstrate that an alternative solution will perform as well as a design that would satisfy the applicable acceptable solutions. An applicable, acceptable solution is any solution which respects its respective NBC statements
Where to find code objectives and their application
Objective Descriptions is in VOL 1 2.2.1
Objective Descriptions List with associated code parts is in Division B Attribution Tables
Where to identify the functional statements associated with a code requirement
Functional Statement list is in VOL 1 3.2.1.1
Functional Statement List with associated code parts is in Division B Attribution Tables
What three options/paths does the NECB have?
Prescriptive
Trade-off
Performance path
What buildings does the NECB apply to?
Part 3 buildings of the NBC as outlined in 1.3.3.2 (NBC)
What does prescriptive path mean (NECB)
minimum requirements by applying prescriptive requirements of the code
What does the Trade-off path mean? (NECB)
Some degree of flexibility, trading off complying with one section while not in another
What is the performance path?
Using target performances in energy modeling, likely more trade-offs having
Do fire stops always have a Fire Resistance Rating?
No, fire stops can be combustible materials and not have a high FRR. (sealant)
Does 3.8 Apply to private homes and F1 buildings not occupied daily?
No
can closures be less FRR than the wall assembly?
Yes, to a minimum of 45mins
Rule for multiple major occupancies
either most stringent or a limit of 10% of area on a storey, no need to consider
Max distance to an exit (part 3) and what happens if distance is more than 25m?
25m, two exits are required.
what is the minimum distance rules between exits
Min 9m or half maximum dimension of floor area
Exterior discharges from exits need to be _________m apart at a minimum
min 9m, or 6m in a sprinklered building or if discharge is within 15m of a street
Minimum width of hallways in hospitals
1650mm
minimum width of hallways (general)
1100mm
Handrail height
1100mm
Guard height
1070mm
can a generator be in the same room as other equipment?
No, in its own room with a min 2H FRR walls
barrier-free passenger loading zone dimensions
1500 x 6000mm
min. radius in a universal washroom
1500mm
