Floor Joist Design Calculator

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

Floor joist design calculator.

There are six choices. Domestic floor joist calculator. The lowest is a plain ceiling joist with no storage 10 pounds per square foot. Also available for the android os.

1 enter joist details. Most lay outs are on 16 so the field is pre selected. 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.

The highest is a fully loaded floor 70 pounds per square foot. 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. True floor joist span calculations can only be made by a structural engineer or contractor. Calculations to bs 5268 2 2002.

Suitable for uk building regulation approval. Span calculator for wood joists and rafters also available for the android os. 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. Select the on center spacing for the joists.

Using floor joist span tables.