Deck Footing Spacing And Layout

Then snap a chalk line at this level along all the posts.

Deck footing spacing and layout. Most decking is not strong enough to support longer spans than 16. If you have the ledger board installed you can use it as a guide. Some builders reduce joist spacing to 12 on center to strengthen the deck frame or to increase maximum allowable joist spans. They might not call out the location of the footings but they will at least show the centerline of the beam and the spacing of the posts.

Deck beam span and footing size calculator deck beams and joists go hand in hand as the framing materials for your deck. For most situations you will want to place footings and posts less than 8 apart. There are several methods for setting posts. Remember to follow local code for deck posts.

While joists provide a horizontal support system for deck boards beams provide support for the joists. Deck footings have to be placed just right so that the posts they support land in the center of each footing. Get started on building your deck and building your knowledge with some of our tutorials. Measure down from the door leading to the deck the width of the beams joists boards plus at least 3 inches or to whatever your local code requires.

For details on creating a post layout see how to build a deck. Cut the posts to the correct height. Deck footing spacing and layout the larger the beam and footing size the fewer footings that are required. String the layout straight.

Pay attention to the framing plans. Starting with your perimeter mark the location of each deck post to locate the fitting position. Joist spacing for composite decking. Most decks use 16 on center spacing for joists.

Any deck begins with a plan. You ll need the post layout marked before you begin. The maximum distance between footings is determined by the size of your joist material. Deck footing spacing layout.

Check out our free deck designer software or choose from free pre made plans to build your brand new deck. In general posts should be spaced no more than 8 feet apart. Learn about the anatomy of a deck. The solution is to properly install your deck footings.

The load for the section nearest the house will be transferred back to the ledger board and carried down to the house foundation. Learn how frost heaving can damage your deck. Visit our how to library with information on how to frame your deck footings design planning and more. First draw a line dividing the deck into two halves between the house and the footings.

The remaining half of the deck will again be split into two parts to be supported by the two corner footings. Layout and footing locations. If you are planning on installing a hot tub or porch on top of your deck you will usually need more footings and posts to support the additional loads. One way is to pour concrete in the post hole set the post on the concrete and backfill with gravel.