Floor Joist Design Calculator

Span calculator for wood joists and rafters also available for the android os.

Floor joist design calculator.

Using floor joist span tables. This is how far apart they will be. Residential structural design vertical structural forces we were about to start learning about floor joist span tables. Select the on center spacing for the joists.

The lowest is a plain ceiling joist with no storage 10 pounds per square foot. There are six choices. Continuing on from part 1. Structural calculations for timber joists timber beams glulam beams flitch beams using the latest design codes.

Also available for the android os. Domestic floor joist calculator. Also available for the android os. Don t worry you won t need to do a lot of calculations in determining the size and placement of the structural framing within your house design.

Calculations to bs 5268 2 2002. Most lay outs are on 16 so the field is pre selected. The highest is a fully loaded floor 70 pounds per square foot. 1 enter joist details.

This sample table gives minimum floor joist sizes for joists spaced at 16 inches and 24 inches on center o c for 2 grade lumber with 10 pounds per square foot of dead load and 40 pounds of live load which is typical of normal residential construction.