Jan 3, 2005 · Size your deck beams and headers with our easy-to-use span table, which allows you to cross reference the post spacing and joist length to determine the right deck beam size. Try it out at Decks.com.

This code and deck beam span chart simplifies sizing deck beams for 2-ply and 3-ply built-up beams, ensuring proper construction and safety.

Determine what size deck beam you need based on your support post spacing, as well as the proper concrete footing diameter, with our beam span calculator at Decks.com.

In this article, we’ll review how to calculate deck beam spacing based on different lumber sizes and how to determine the number of deck beams you’ll need for your project.

Dec 19, 2024 · The short answer: deck joists are typically spaced either 12 or 16 inches apart, on center. (On-center means the length from the center of one joist to the center of the next joist, rather than a gap from edge to edge). The maximum joist spacing you can use for your frame will depend on a few factors:

Jun 20, 2023 · The deck beam span is the distance between the center of each post supporting the deck beam. The IRC covers the maximum deck beam span for a wide array of deck beam sizes depending on the wood species and the size of …

A deck beam span chart is a handy little tool that helps you determine the right size and spacing of beams for your deck. It simplifies the process by providing clear guidelines based on the type of lumber, its size, and the load it needs to support.

The Deck Beam Span Determines The Strength of Your Deck Plan in advance by knowing the correct deck beam span to use. During your planning stage, don’t forget to consider the spacing for your beams.

Deck beam spans shall be in accordance with Table 3 and can extend past the post face up to LB/4 as shown in Figure 3. Joists may bear on the beam and extend past the beam face up to the lesser of LO or L/4 as shown in Figures 1A and 2, or the joists may attach to the side of the beam with joist hangers as shown in Figure 1B.

Use the joist span and spacing calculator below to plug in your desired type of wood, the size of your joists, and the required spacing between each joist. Have fun discovering what works best with your home. All Trex samples conveniently shipped for free. Choose from an extensive collection of colors and grain patterns and feel the difference.