Tji Floor Joist Sizes

Tj 9510 installation guide for floor and roof framing with tji s31 s33 and s47 joists east canada.

Tji floor joist sizes.

The tji joist were developed about 50 years ago and continue to be a great engineered wood product providing strength and consistency for high performance floor and roof structures. The wide range of sizes allow for framing many structures from residential houses to commercial buildings. Engineered joists are also a little less stable can t walk on them until the sub floor is installed. Tj 9006 installation guide for deep depth tji 360 560 and 560d joists.

Tji joist specifier s guide tj 4000 july 2019. Tji s are available in many different sizes ranging from 9 1 2 to 16 deep and flanges 1 3 4 to 3 1 2 wide. Fire safe construction 3 floor performance and tj pro rating 4 5 section 1. 9 16 tji joists design properties 6 floor span and load tables 7 8 tips for preventing floor noise 8 allowable holes 9 cantilevers 10 11 roof span and load tables 12 13 framing connectors 14 15.

Their dimensional stability helps resist the warping twisting and shrinking that can lead to squeaky floors. Joists can also be spaced wider than traditional solid sawn joists which allows for quicker and easier installation fast and easy install. Tji 110 210 230 360 560 joists specifier s guide. Design information for all joists tji joist floor framing 24 rim board selection and installation 25 floor details 26 27 roof framing 28 roof details 29 30 cut length calculation 31 material weights and.

The roof has 7 12 pitch. All tji joists are designed using patented software that designs a floor taylor made for every home. The joist sit on top of 2 x 4 walls nailed to rafters. Conversion table 31 not all sizes are available in all regions.

Rafters are 2 x 6 24 oc set on 2 x 8 ridge board notched on to walls. Tji joist to plate 8d 0 113 x 2 two nails driven at an angle into bottom flange one each side of web at least 11 2 from end. Rim board to tji joist 10d 0 131 x 3 one into each flange toe nail 10d 0 131 x 3 6 o c. I would like to use the loft as a lounge possably adding a dormer on one side of the roof.

Walls are 8 made of 2 x4 16 oc with double top plate. Tji 110 210 230 and 360 joists δ 22 5 wl4 2 el 2 67 wl2 d x 105 for tji 560 joists δ 22 5 wl4 el 2 29 wl d x 105 material weights include tji weights in dead load calculations see design properties table at left for joist weights tji joists are intended for dry use applications.