Hyjoist Floor Joists

Hyjoist is strong light and can easily to install.

Hyjoist floor joists.

Transfer of lateral forces through the floor lateral wind and earthquake forces determined for the. The floor joist spacing is the distance between the centers of any two installed joists. Joists need to be installed and held plumb and straight if they are to perform to expectations. Consisting of structural lvl flanges with a structural plywood web hyjoist is lightweight and easy to install.

And with five 5 depths from 200 to 400 mm you will never have to compromise your design. The range of values in the tables provides allowable spans for all species and grades of nominal 2 inch framing lumber customarily used in construction. Joists are to be fixed accurately in position at supports using nails or screws as per detail f5 in the installation guide. Used to determine the thickness of packing to pack web flush with flanges 2.

Since the example house we are designing for is 12 feet wide we need to find in the floor joist span table a joist size and centering that can span 12 or wider. Bear directly into the bottom flange of the steel beam where the bearing is more than 75mm. Their greater load carrying capacity allows you to space them further apart so it takes fewer to build the average floor or roof. See the image below for an example of joists spaced 16 on center 16 o c.

Where connected to steel beams metal web joists should not be notched at the flange and should. Detail f9 shows how internal bracing walls may be tied down to a hyjoistfloor. Hyjoist offers protection against termites. Hyjoist selection guide 1.

There should be timber uprights between the flanges and 38mm x 97mm noggings between the uprights. Joists as specified in as 1684 can also be used with hyjoist except that bolting through the flanges of hyjoist is not permitted. Thru joist brackets enable holes to be cut up to 121mm diameter in flooring joists to allow services to run through the mid floor and other enclosed areas without affecting the strength and stiffness requirements of a joist under nzs 3604 2011 and as 1684 2 2011 for radiata pine up to and including stress grades f8. Refer to page 9 designit for permitted hole locations and limitations dimensions for detailing hyjoist section code weight metre of 5 length maximum hole size for services 2 span floor joists for houses supporting floor loads only.

The hyjoist range consists of nz made engineered i joists that are a cost effective solution for floor joists rafters and purlins in both residential and commercial construction. As a consideration for selection of joists and rafters. These span tables assume installation of at least three joists or rafters that are spaced not more than 24 on center. Specify hyjoist blocking or equivalent to be installed in accordance with.