Double Joist Timber Floor

Framed triple joist timber floor.

Double joist timber floor. Timber floors are basically of three types. Single joist timber floors. Joist span and spacing is set by your local building code. Basement ground floor of timber 1 auditorium dances and dramas.

Why would you use a double floor joist. T imber flooring basement or ground floor of timber. Where the joists span over 2 5m strutting is required to prevent joists twisting when loaded. Filling of selected earth wall bridging joists floor boards f l d p c.

Most floor joists consist of 2 by 6 inch lumber but they can use 2 by 8 or 2 by 10 as well which will require longer joist hangers. Rim joists are thicker lengths of lumber used at the edges of a home s. Double floor joists are two joists side by side that are usually nailed or screwed together along the length. While most residential construction uses 2x8 joists with 16 inch spacing there are many other factors you need to consider when determining the proper joist span length.

This allows you to install a supporting post off the double floor joist to hold a second storey or a roof beam. The main reason for doubling up floor joists is to double the strength of a single floor joist. Double and triple joist hangers are wider to accommodate either a thicker piece of lumber or two or three joists placed side by side. Double and triple joist hangers.

Wall plates sleeper wall 10 to. Double joist timber beam. Framed or triple joists timber floors. In these cases the joist hangers will be 4 by 6 inches 6 by 6 or 6 by 8 depending on the dimensions of the joists.