Ontario Building Code Floor Joist Blocking

When choosing 2x6 joists the corresponding ledger board must be a 2x8 minimum.

Ontario building code floor joist blocking.

In addition to providing lateral support blocking helps transfer weight to adjacent joists so that the floor acts as a unified system. What you will notice from this checklist is that there is not really a specific deck building code per se. Notes to table 9 23 3 4. Blocking also needs to be provided at the supporting end of a joist.

Additional support for the floor joists is achieved by nailing the ends of the joists into headers. The best way for a joist to transfer its load is for it to stack. Floor joist building code requirements. Complete section 3 of the ontario building code.

Forming part of sentence 9 23 10 1 1. The ontario building code stud size and spacing 9 23 10 1. The ontario building code cantilevered floor joists 9 23 9 9. 1 see sentence 9 23 3 4 2.

The ontario building code online. Rather there are sections of the residential codethat apply to building standards related to structures such as railings stairs stringers treads footings framin and ledger boards we ve tried to summarize them and put them all together for you. This simply means for it to rest directly on top of another framing member like a drop girder a wall or a pressure treated mud sill there is some criteria the joists must meet according o the 2012 international residential building codes. 2 where the bottom wall plate or sole plate of an exterior wall is not nailed to joists or blocking in conformance with table 9 23 3 4 the exterior wall may be fastened to the floor framing by a having plywood osb or waferboard sheathing extend down over floor framing and fastened to the floor framing by nails or staples.

Your online resource for ontaio s complete online building code. Section 9 of the ontario building code. 2 the cantilevered portions referred to in sentence 1 shall not. Attach a continuous rim joist or blocking at the joist end as shown in figures 3 5 and 7.

Building code requires the use of blocking for floor joists that exceed 2 inches in width by 12 inches in depth. Stud size and spacing 1 except as provided in sentence 2 the size and spacing of studs shall conform to table 9 23 10 1. Size and spacing of studs. Complete section 1 of the ontario building code.

Attach a rim joist to the end of each joist with 3 10d nails or 3 10 by 3 inch wood screws. Section 9 of the ontario building code. Section r502 10 of the international residential code states that header joists can be the same size as the floor joists when the header joist span isn t greater than 4 feet but if the header joist span is more than 4 feet you ll need to double the header joist and ensure that it s capable of.