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OACETT SPEAKERS CORNER Division B, Parts 3 & 12 Presented by: Jennifer Young, AScT Municipal Building Official Craig Waller, AScT, CBCO PowerPoint PPT Presentation


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OACETT SPEAKERS CORNER Division B, Parts 3 & 12 Presented by: Jennifer Young, AScT Municipal Building Official Craig Waller, AScT, CBCO Acting Manager of Building. New Code – Objective Based Format New Layout – 2 Volumes Volume 1 – 3 Divisions

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OACETT SPEAKERS CORNER Division B, Parts 3 & 12 Presented by: Jennifer Young, AScT Municipal Building Official Craig Waller, AScT, CBCO

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  • OACETT SPEAKERS CORNER

  • Division B, Parts 3 & 12

  • Presented by:

  • Jennifer Young, AScT

  • Municipal Building Official

  • Craig Waller, AScT, CBCO

  • Acting Manager of Building

2006 Building Code - Overview


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  • New Code – Objective Based Format

  • New Layout – 2 Volumes

    • Volume 1 – 3 Divisions

      • Division A – Compliance, Objectives and Functional Statements, and Definitions

      • Division B – Parts 1 to 12

        • Current code as it exists now with approximately 700 technical changes

      • Division C – Administrative Provisions

    • Volume 2

      • Attribution Tables

      • Supplementary Standards (previously Supplementary Guidelines)

    • Still to be released

      • Application and Intent statements

2006 Building Code - Overview


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  • Availability of new code

    • Official Version – Publications Ontario www.publications.gov.on.ca

    • Paperless Publishing

    • E-Laws

    • www.e-laws.gov.on.ca

  • Transition Provisions

    • Permits issued before December 31, 2006 – old code

    • Permits applied for prior to March 31, 2007

    • (provided drawings were substantially completed by December 31, 2006, and construction commences within 6 months of issuance of permit - old code)

    • Permits applied for after April 1, 2007 – new code

2006 Building Code - Overview


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  • Section 3.1 - General

  • Expanded criteria for non-combustibility (3.1.5.1)

    • CAN-ULC-S135 new test reference

    • CAN-ULC-S114-M80

  • New article for Sprinkler Protected Glazed Wall Assemblies (3.1.8.18)

    • Not permitted in high hazard occupancies

    • Any part of an exit serving

      • high buildings

      • Care and detention buildings

      • Residential occupancies

2006 Building Code - Overview


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  • Section 3.1 - General

  • Firewalls 3.1.10.2.(4)

  • New materials permitted. Level of performance equal to that of masonry or concrete:

    • During fire conditions

    • Normal use of building and

    • Resistant to moisture damage

  • For 2 hour firewalls only

  • Can not be used in:

    • B1 major occupancies

    • B2 major occupancies

    • 3.2.6 High buildings

  • 2006 Building Code - Overview


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    2006 Building Code - Overview


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    • Section 3.1 - General

    • Fire Stopping of Horizontal Concealed Spaces (3.1.11.5)

    • New Fire Stop material permitted. (3.1.11.7(7))

      • Semi rigid fibre insulation board fastened to one set of studs.

    2006 Building Code - Overview


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    • Section 3.2 - Building Fire Safety

    • 3.2.1.1(3) Open Mezzanines

      • Open mezzanines not considered a storey if:

        • If occupies ≤ 40% of the open area of the room it is located in, and

        • The space above the mezzanine is open. Space does not obstruct visual communication

    Area of M ≤40% of Area A

    A is the open area of the room it is located in.

    M

    A

    2006 Building Code - Overview


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    • Section 3.2 - Building Fire Safety

    • 3.2.1.1(8) Enclosed Spaces on Open Mezzanines

      • Enclosed are ≤ 10% of the room in which it is located

      • Mezz. Complies with sentence 3.

      • Space does not obstruct visual communication

    X

    Area of X ≤10% of A

    Area of M ≤40% of A

    A is the room located in

    M

    A

    2006 Building Code - Overview


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    • Section 3.2 - Building Fire Safety

    • 3.2.1.1(4) Enclosed Mezzanines

      • Enclosed mezzanines are not consider a storey if

        • Do not meet 3.2.1.1(3), and not superimposed the maximum area is 10% of the floor area in which they are located, and

        • Mezz. in a suite does not exceed 10% of that suite.

    Area of M1 ≤10%

    Of Area A1

    M1

    M2

    A1

    A2

    2006 Building Code - Overview


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    • Section 3.2 – Building Fire Safety

    • Area of Exposing Building Face

    • Fire separation rating have been standardized to 45min. for fire compartments. (3.2.3.2(2))

    • Fire Alarm Systems

    • A Fire Alarm System includes a voice communication system. (3.2.4.5(1))

    • Fire Alarm systems to be verified in conformance with CAN/ULC-S537 (3.2.4.5(2))

    • Relationship between a Fire Alarm annunciator panel and control unit has been clarified. (3.2.4.8(7))

    2006 Building Code - Overview


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    • Section 3.2 – Building Fire Safety

    • 3.2.4.18(4) Visual signal device requirements have been expanded to include:

      • Public corridors in Group A, B, D or E

      • Corridors used by the public in a Group A occupancy.

      • Not less than 10% of suites in hotels or motels

    • New requirement for separate circuits on each floor area for residential Fire Alarms (3.2.4.19(11))

    • Fire alarm devices within suites to be independent of devices outside of suites. (3.2.4.19(11))

    • Manual silencing of devices within dwelling units have been clarified and prescribed. (3.2.4.19(9))

    2006 Building Code - Overview


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    • Section 3.2 – Building Fire Safety

    • Emergency lighting required in (3.2.7.3.(1))

      • Access to exit in open floor areas

      • Service rooms

      • Day care centres

      • Food preparation areas in commercial kitchens

    • Section 3.3 – Safety within Floor Areas

    • Fixed ladders are now permitted as a means of egress for personnel serving rooftop equipment. 3.3.1.3

    2006 Building Code - Overview


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    • Section 3.3 – Safety within Floor Areas

    • Public Corridors

    • Fire separation to remainder of the storey rather than building. (3.3.1.4(1))

    • Minimum 45min. fire resistance rating. (3.3.1.4(2))

    • No fire separation required in a sprinklered floor area provided:

      • Travel distance is <45m from any part of the floor area to an exit.

      • No occupancies within corridor

      • Washrooms.

      • Sprinkler system supervised with signals to Fire Depart for Group E & F1or2 occupancies

    2006 Building Code - Overview


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    • Section 3.3 – Safety within Floor Areas

    • OFC (2.7.1) referenced for aisles in open floor areas. Addresses aisles in assembly, office, mercantile and industrial (3.3.1.9(15))

    2006 Building Code - Overview


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    • Section 3.4 – Exits

    • Criteria for one exit in non-sprinklered buildings changed

      • Max. areas and max travel distance reduced for

        • Groups C,E, F2 & F3

        • (3.4.2.1(2) & Table 3.4.2.1.A)

    • No changes to sprinklered buildings. (Table 3.4.2.1.B)

    2006 Building Code - Overview


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    • Section 3.4 - Exits

    • Exit Level 3.4.3.2(7) & 3.4.5.2(1)

    • Concept of exit level is now applicable to design of exit stairways and used as point of reference to determine:

      • Stair width (3.4.3.2.(7))

      • Signage requirement in stairs (3.4.5.2.(1))

  • Landings to be provided at top and bottom of every ramp. (3.4.6.3.(5))

  • Continuous handrails to be provided for on both sides of ramps. (3.4.6.4.(5) & (10))

  • 2006 Building Code - Overview


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    • Section 3.4 - Exits

      • At least one door at every principal entrance to a building to be designed as an exit. (3.4.2.6)

      • Passenger elevators entrances are now

      • permitted to open onto exit lobby provided the elevator

      • doors remain closed when the elevator is not in use. (3.4.4.2.(2)(e)(iv))

      • Exit signage no longer exempted at:

      • Main entrance to a room or building, and,

      • Main entrance to rooms serving certain types of assembly occupancies (3.4.5.1.(1)(6)&(9))

      • Handrails, clearance to wall increased to 50mm from 40mm

      • Handrail diameter decreased from 50mm to 43mm

      • (3.4.6.4.(3)&(8)

    2006 Building Code - Overview


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    • Section 3.5 – Vertical Transportation

    • All passenger elevators shall to conform to:

    • Appendix E of CSA B44 “Safety Code for Elevators”

    • (3.5.2.2.(1))

    • Elevators in Interconnected Floor Spaces without rated hoist way enclosure is permitted if:

    • Elevators are not for fire fighters, and

      • Elevator machine room fire separated from the

      • remainder of the building (3.5.3.1.(2))

    2006 Building Code - Overview


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    • Section 3.6 - Service Facilities

    • Service rooms require a min. 1 HR Fire Separation from rest of building except for some exemptions.

    • (3.6.2.1)

    • Generator Rooms for emergency lighting, fire safety and life safety systems require

      • 2hr fire rating for high buildings,

      • 1hr fire rating for other buildings, and

      • The room contains emergency equipment only

    • (3.6.2.8)

    2006 Building Code - Overview


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    • Section 3.7 – Health Requirements

    • Sentence 3.7.4.2.(8) allows both sexes to be served by a single water closet in certain occupancies if the occupant load is not more than 10 persons.

    • 3.7.4.2.(7) if more than one Universal Toilet room is provided, then it can be used in determining the number of water closet required in 3.7.4

    • Requirement for employee washrooms in small restaurants has been clarified. Table 3.7.4.3.D

    2006 Building Code - Overview


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    • Group B Div. 3 Occupancies

    • B3 care occupancies are permitted to be treated as a residential occupancy.

    • 3.1.8.8.(8) Fire Dampers Waived

    • 3.2.5.13.(2) has been revised to allow the NFPA 13 R standard for certain small B-3 occupancies.

    • 3.3.3.3.(5) Corridors in certain small Group B, Division 3 occupancies are exempted from the 1 650 mm width requirement

    2006 Building Code - Overview


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    • Section 3.8 – Barrier Free Design

    • Minimum unobstructed width of a barrier-free path of travel increased to 1 100 mm from 1 060 mm. (3.8.1.3(1))

    • Controls have a maximum height of 1200 mm and a new minimum height of 900 mm (3.8.1.5(1))

    • Not less than 10% of residential suites in apartment buildings require a barrier-free path of travel:

      • To the doorway to at least one bedroom at the same level, and

      • To the doorway to at least one bathroom having an area not less than 4.5 m², and conforming to Sentence 9.6.3.3.(1).

    • (3.8.2.1.(4)(b))

    2006 Building Code - Overview


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    • Section 3.8 – Barrier Free Design

    • Barrier-free path of travel for Hotel Suites (3.8.2.4)

      • Required in at least 10% of suites in a hotel (need notexceed 20)

      • Suites with barrier-free path of travel to be distributed among barrier-free storeys

      • The barrier-free path of travel within suites must extend to the inside of each room and to a balcony required by Sentence 3.3.1.7.(2)

      • These suites are required to have barrier-free bathrooms

    2006 Building Code - Overview


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    • Section 3.8 – Barrier Free Design

    • Accessibility Signs now required to indicate the location of:

      • Barrier-free entrance and ramps located in the barrier-free path of travel serving the entrance (3.8.3.1(1))

      • If wall mounted, must be installed between

      • 1 200 mm – 1 500 mm above floor (3.8.3.1(5))

    • Every doorway that is located in a barrier-free path of travel shall have a clear width of not less than 850 mm when the door is in the open position. (3.8.3.3.(1))

    2006 Building Code - Overview


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    • Section 3.8 – Barrier Free Design

    • Clear space at doorways in barrier-free path of travel has been expanded to include all doors except those with power operation. (3.8.3.3.(10))

    • Level space on each side of the door (3.8.3.3.(13))

    • Length: width of barrier-free path, but not more than 1500 mm

    • Width: width of door plus latch clearance requirements of 3.8.3.3.(10)

    2006 Building Code - Overview


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    • Section 3.8 – Barrier Free Design

    • Minimum width of 900mm between handrails on ramps (3.8.3.4(1)(a))

    • Landings minimum of 1670mmx1670mm (3.8.3.4.(1)(c))

    • Special Washrooms have been replaced with Universal Toilet Rooms. (3.8.3.12)

    2006 Building Code - Overview


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    • Section 3.16 – Shelf and Rack Storage Systems

    • Section 3.16. applies to self contained structural systems within buildings, having one or more elevated platforms or walkway levels for personnel access.

    • The requirements for Mezzanines do not apply too a shelf and rack storage system.

    • 3.16.1.2. General information

    • 3.16.1.3. Construction of these systems

    • 3.16.1.4. Signage

    • 3.16.1.5. Lighting/Emergency lighting

    • 3.16.1.6. Sprinkler systems

    • 3.16.1.7. Exits and means of egress

    • 3.16.2. Storage of Class I, II, III, IV commodities

    • 3.16.3. Storage of Group A, B, C Plastics and Rubber Tires

    2006 Building Code - Overview


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    2006 Building Code - Overview


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    Part 12 – Resource Conservation

    • New Part

    • Contains requirements for

      • Energy Efficiency of Buildings

      • Water Conservation

    • Energy efficiency requirements will come into force in three stages

      • At the end of 2006, 2008, 2011

    2006 Building Code - Overview


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    Part 12 – Resource Conservation

    • 12.1. General

      • Scope and Application

  • 12.2. Energy Efficiency

    • General Rules

  • 12.3. Energy Efficiency of Part 9 Buildings

    • Simplified Requirements for Non_residential Buildings

    • Thermal Insulation for Residential Buildings

    • Thermal Design for Residential Buildings

  • 12.4. Water Efficiency

    • Refers to Subsection 7.6.4 of Division B

  • 2006 Building Code - Overview


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    Part 12 – Resource Conservation

    • Acceptable solutions are set out for three groups of buildings :

      • Part 9 Residential Buildings

      • Part 9 Non-Residential Buildings

      • Part 3 All Buildings & Part 9 Non-Residential Buildings

    Part 9

    Residential

    Part 9

    Non-Res

    All Part 3 Buildings

    &

    Part 9 Non- Res

    2006 Building Code - Overview


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    Part 12 – Residential Buildings

    • 12.3.1.2 Equipment Efficiency

    • Natural Gas and Propane furnaces require

    • 90% AFUE Minimum Efficiency

    • Oil furnaces are not regulated in the OBC

    2006 Building Code - Overview


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    Part 12 – Residential Buildings

    • Energy Efficiency

    • Energy efficiency for residential buildings in Part 9 can be achieved by conforming to one of the following:

      • ‘Thermal Insulation’ requirements of 12.3.2.

        amended and relocated from 9.25.2.1 (’97 OBC)

      • ‘Thermal Design’ requirements of 12.3.3.

        This is a performance based design and is required to be prepared and provided by an architect or engineer.

      • Energy efficiency level of EnerGuide 80

    • As of January 2012, all new houses will be required to achieve the energy efficiency level of EnerGuide 80

    2006 Building Code - Overview


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    Part 12 – Residential Buildings

    • 12.3.2.1. Required Insulation

    * Energuide 80 may be used to achieve compliance.

    2006 Building Code - Overview


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    Part 12 – Residential Buildings

    • 12.3.2.3 Foundation Wall Insulation

    • As of January 2007, the code requirement has not changed. Insulation is to extend to a minimum 600mm (24in) below adjacent ground level

    • As of January 2009, insulation is to extend within 380mm (15in) of basement floor – Full height basement insulation

    2006 Building Code - Overview


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    Part 12 – Residential Buildings

    • Estimated Increased Capital Costs, Energy Savings and Payback Periods for Houses

    Note: Figures are based on Typical 2000sqft gas-heated house in the Greater Toronto Area

    *Compared to the 1997 Building Code

    2006 Building Code - Overview


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    Part 12 – Resource Conservation

    • Acceptable solutions are set out for three groups of buildings :

      • Part 9 Residential Buildings

      • Part 9 Non-Residential Buildings

      • Part 3 All Buildings & Part 9 Non-Residential Buildings

    Part 9

    Residential

    Part 9

    Non-Res

    All Part 3 Buildings

    &

    Part 9 Non- Res

    2006 Building Code - Overview


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    Part 12 – Resource Conservation

    • 12.2.1. General

    • Part 3 and Part 9 Non-Residential Buildings

    • ANSI/ASHRAE/IESNA 90.1 “Energy Efficiency Design of New Buildings Except Lowrise Residential Buildings”

    • Model National Energy Code for Buildings (mNECB)

    • Energy Supplement SB-10

    • Exceptions include farm buildings, process buildings, and buildings identified in SB-10

    2006 Building Code - Overview


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    Part 12 – Resource Conservation

    • Estimated Increased Capital Costs, Energy Savings and Payback Periods for Non-Residential and Larger Residential

    Note: The range depends on the size, climatic location, quality and method of construction. Estimated cost are based on typical hig-rise residential and high-rise office buildings.

    *Compared to 1997 OBC

    2006 Building Code - Overview


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    Part 12 – Resource Conservation

    • 12.2.1. General (Cont.)

    • Simplified Prescriptive Requirements

    Exceptions include farm buildings, process buildings, buildings identified in SB-10, and buildings use electric space heating.

    2006 Building Code - Overview


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    2006 Building Code - Overview


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