Shed Floor Joist Spacing

Normally floor joists are spaced 16 inches apart on center.

Shed floor joist spacing. As the difference between 16 and 24 is roughly 33 spacing shed studs at 24 inches rather than 16 inches can save you one third on the total cost of shed studs. Attach the band boards to the joists with two 3 inch screws or 16d nails at each joist. With some structures floor joists are required to be 12 or 24 inches apart on center. 2x8s are used frequently for these projects.

Common joist spacings are 12 inches 304 8 mm 16 inches 406 4 mm and 24 inches 609 6 mm. In many circumstances 16 inches would be your standard spacing for shed floor joist but this is just a rough guideline. Choosing the correct floor joist size depends on your building application joist spacing and several other factors these include the length of the span as well as the type and grade of the lumber being used. You would have for a 10 x12 shed 10 floor joists.

Two options that arise could be your wider 24 and your narrower 12 options for spacing. Originally you wanted to frame your shed floor with 16 cc spacing. This means from the center of one upright joist to the center of the next. Studs spaced at 16 inches make for a sturdier shed but the 24 inch spacing is more cost efficient.

Lay the joists out on top of the pressure treated skids spacing them about 16 inches apart. Now lets figure out for building the same 10 x12 floor with 12 cc spacing. 10 and 12 wide sheds use 2 x6 joists so you will have to cut them to length. 2 8 s come standard at 1 inch thick.

Lets also assume that you can get a 2x4x10 board at a cost of 3 50. This equals 35 00 for just your floor joists. You should check with your local building department for construction requirements in your area. 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.

Given that 2x8s are actually 1 inches wide it works out to be 14 inches between each joist. 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. 16 inch and 24 inch stud spacing. This will figure out to be 13 floor joists.