Floor Load Width Calculator

This video looks at floor load width flw.

Floor load width calculator.

The dead load on a floor is determined by the materials used in the floor s construction. The supported length shown along the left most side of the table is the total length of the floor joists to be supported on either side of the floor beam divided by two. So an 8 foot tall wall weighs 8 ft x 16 pounds ft 2 128 pounds per lineal foot. The top column labled span carried by beam determines the span supported by your beam.

The column on the left of each chart labeled beam span represents the beam length with bearing required for your project. Again this house has the same width dimension but it has 2 levels. If there s wall board covered ceiling suspended from the underside of that floor the dead load increases to about 10 pounds per square foot. Click on the appropriate beam this will take you to the calculation table for your project.

Covers any span and every load with pin point accuracy. Loads are contributed to the lower header by the roof upper walls and 2nd floor system. Flw is used to calculate the sectional size of. You can also use the wood beam calculator from the american wood council website to determine maximum rafter and joist lengths.

A typical wood frame floor covered with carpet or vinyl flooring has a dead load of about 8 pounds per square foot. Span calculator for wood joists and rafters also available for the android os. There are six choices. Dividing by two gives us 12 feet of supported length.

Double check yourself with these span charts. Works with evenly distributed loads only. Live load psf dead load psf span calculator for wood joists and rafters available for the iphone. Also available for the android os.

Span calculator for wood joists and rafters also available for the android os. 2 pine or lvl. The lowest is a plain ceiling joist with no storage 10 pounds per square foot. Calculate the size needed for a beam girder or header made from no.

We have engineered this calculator to provide spans which will produce a solid built house with no bounce in the floors or any swags in the ceiling. This is the fourth video in the series on the timber framing code. In the case of our example house the house is 24 feet wide so the house will require a total width of 24 feet of joists.