• Welcome to The Building Code Forum

    Your premier resource for building code knowledge.

    This forum remains free to the public thanks to the generous support of our Sawhorse Members and Corporate Sponsors. Their contributions help keep this community thriving and accessible.

    Want enhanced access to expert discussions and exclusive features? Learn more about the benefits here.

    Ready to upgrade? Log in and upgrade now.

obc

  1. K

    Glazed openings area - Ontario Building Code

    How to calculate glazed opening for limiting distance calculations (single detached residential)? Include window frames or not? And I've seen both done in practice. Just want to know what is the correct way. There is no formal definition of 'glazed opening' in the OBC, unlike 'unprotected...
  2. S

    Interpretation of except as provided in Sentences (4) and / or (5)

    This is from Ontario Building Code Division B part 9: ----------------------------------------------------------------------------------------------------------------------------------- 9.10.9.14. Separation of Residential Suites ........ (3) Except as provided in Sentences (4) and (5)...
    • sunyaer
    • Thread
    • and / or code wording obc
    • Replies: 9
    • Forum: Canada
  3. S

    provision (6) as described in Section 1?

    Ontario Building Code SB-4 Section 2: ------------------------------------------------------------------------------------------------------------------------------------------------------- Measure A Fully Sprinklered Building Measure A satisfies 3.2.6.2.(1) provision (6) as described in...
    • sunyaer
    • Thread
    • 3.2.6.2.(1) provision (6 obc sb-4
    • Replies: 0
    • Forum: Canada
  4. S

    Does OBC 4.2.5. Excavation deal with temporary or permanent excavation or both?

    Does Ontario building code part 4 "4.2.5. excavation" deal with temporary or permanent excavation or both?
    • sunyaer
    • Thread
    • excavation obc permenant temporary
    • Replies: 1
    • Forum: Canada
  5. S

    Cs (slope factor) in snow loading

    Where does Ontario building code (or National building code) say about shingle roof of a house in relation to the slope factor (Cs) of snow loading? Does a material of roof (shingle, metal, etc.) affect the slope factor of snow loading? Where are the clauses in the code?
    • sunyaer
    • Thread
    • house obc slope factor snow load
    • Replies: 1
    • Forum: Canada
  6. S

    What importance category of building is a municipal water tower as per OBC?

    As per Ontario building code, what importance category of building is a municipal water tower, post-disaster, high or normal?
    • sunyaer
    • Thread
    • building category obc post disaster
    • Replies: 1
    • Forum: Canada
  7. S

    How to read and use TABLE SB 5.5-5–2017 (OBC SB-10)

    The following table is from OBC SB-10: TABLE SB 5.5-5–2017 (See Appendix A.) (Supersedes Table 5.5-5 in 2013 ANSI/ASHRAE/IES 90.1)...
    • sunyaer
    • Thread
    • building envelope obc sb-10 wall assembly
    • Replies: 5
    • Forum: Canada
  8. S

    Zone 0,1,2,3,4 in OBC SB-10 TABLE SB 9.4.2-2–2017

    The following is part of the table TABLE SB 9.4.2-2–2017 from Ontario building code SB-10 (page 61 of SB-10) ------------------------------------------------------------------------------------------------------------------- TABLE SB 9.4.2-2–2017...
    • sunyaer
    • Thread
    • cdd climate zone hdd obc sb-10
    • Replies: 1
    • Forum: Canada
  9. S

    What does "(A, B, C) (I-P)" refer to?

    The following is the table title from Ontario building code SB-10 Division 2 chapter 1 (page 25 of SB-10): ------------------------------------------------------------------------------------------------------------------- TABLE SB 5.5-5 (See Appendix A.) (Supersedes Table 5.5-5 in 2010...
    • sunyaer
    • Thread
    • energy code obc unit system
    • Replies: 2
    • Forum: Canada
  10. S

    membrane / sheathing

    In Ontario building code, "membrane" and "sheathing" are used thousands of times. When we are saying membrane in every day life, it means a thin sheet, like paper or wrapping sheet, while in OBC, a sheet of "gypsum board" can be called "gypsum board membrane", see OBC SB-2 2.3.4.(1). My...
    • sunyaer
    • Thread
    • gypsum baord membrane penetration obc sheetrock
    • Replies: 16
    • Forum: Canada
  11. M

    Need clarification on Ontario building code for guardrails

    I'm trying to understand what is meant by section 3.3.1.17 'Guards' of the Ontario Building Code. link to building code: http://www.buildingcode.online/328.html Where it states: "openings through any guard that is required by Sentence (1) shall be of a size that will prevent the passage of a...
    • mhorton
    • Thread
    • canada clearances guardrails obc stairs
    • Replies: 10
    • Forum: Canada
Back
Top