How To Frame Floors 4



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Framing Floor Openings

Frame any floor openings as figure 23. According to the building code, header joists around floor openings shall be doubled when they exceed 1.2 metres (4 feet) in length. Trimmer joists around floor openings shall be doubled when the length of the header joist exceeds 800 mm (31.5 inches).

Frame in the opening according to the numbers on figure 23.
1. Two inside trimmer joists.
2 .Two outside headers.
3. Tail joists on centre.
4. Two inside headers.
5. Two outside trimmers.
6. Adjacent floor joists.

Figure 23                                                                                       Floor Opening                                      

 




                                      
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                                                                Framing Floors Links

                                                     1.Framing Floors: Fasten The Sill Plate To The Foundation Wall With Anchor Bolts.
                                                     2.Framing Floors: Fasten Joists & Beams After Determining The Correct Spans.
                                                     3.Framing Floors: Layout & Install The Floor Joists.
                                                     4.Framing Floors: Frame Any Floor Openings.
                                                     5.Framing Floors: Frame Any L Shaped Floor Openings.
                                                     6.Framing Floors: Install Cross Bridging Or Blocking.
                                                     7.Framing Floors: Apply A Plywood Panel Subfloor To The Floor Joists.







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