Engineered joists are also a little less stable can t walk on them until the sub floor is installed.
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.
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.
Tj 9006 installation guide for deep depth tji 360 560 and 560d joists.
Tj 9510 installation guide for floor and roof framing with tji s31 s33 and s47 joists east canada.
All tji joists are designed using patented software that designs a floor taylor made for every home.
Large holes can be cut in the webbing of tji joists allowing for mechanicals to be easily run and installed.
Rafters are 2 x 6 24 oc set on 2 x 8 ridge board notched on to walls.
Walls are 8 made of 2 x4 16 oc with double top plate.
The joist sit on top of 2 x 4 walls nailed to rafters.
Tj 9001 installation guide for floor and roof framing with tji 110 210 230 360 and 560 joists.
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.
Tji 360 joists 3 8 25 117 8 14 16 1 tji 560 joists 7 16 3 117 8 14 13 w uniform load in pounds per linear foot l span in feet d out to out depth of the joist in inches el value from table above for tji 110 210 230 and 360 joists δ 22 5 wl 4 2 el 2 67 wl 4 d x 10 5 for tji 560 joists.
Their dimensional stability helps resist the warping twisting and shrinking that can lead to squeaky floors.
Tji 110 210 230 360 560 joists specifier s guide.
The wide range of sizes allow for framing many structures from residential houses to commercial buildings.
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.
The roof has 7 12 pitch.
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.
Tji joist specifier s guide tj 4000 july 2019.
