2 By 10 Floor Joist
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.
2 by 10 floor joist. The joists span approximately 11 ft one end is supported by a load bearing exterior wall the other end of the joists rest on a 4x10 beam that spans the width of my garage. 2 grade of douglas fir are indicated below. 1 ft 0 3048 m. The maximum span distance for 12 inch spacing is greater by as much as 30 percent compared to 24 inch.
True floor joist span calculations can only be made by a structural engineer or contractor. 1 psf lb f ft 2 47 88 n m 2. Find joists at lowe s today. Maximum floor joist span for no.
Joist span table use these tables to determine floor joist spans based on grade of lumber size of joist floor joist spacing and a live load of 30 lbs ft 2 or 40 lbs ft 2 these tables can also be used to determine deck joist span. Any help is greatly. Floor joist span tables for various sizes and species of wood. Live load is weight of furniture wind snow and more.