Deck Joist To Beam Connection

For best results refer to our wood and composite deck joist span table.

Deck joist to beam connection.

Our deck code guide can be a helpful reference to an engineer who is just getting acquainted with decks. Notching a 6x6 post to support connect to a deck beam. For the strongest connection of joists to the support beam the joists should sit on top of the beam. Additionally it goes detail by detail ledger connection joist to beam connection beam to post connection etc through a typical deck and identifies the relevant building code requirements 2012 and 2015 irc ibc and connection options.

This article series discuss best porch deck construction practices including choice of framing materials decking or flooring choices installation how to select and use deck and porch structural and flooring fasteners actual deck porch framing construction details connections deck joist beam span tables how to build leak proof. I joists installation and handling attaching railing post to a 4x8 beam and flush 2x8 joist deck unit attaching pergola posts to deck beams joists building stronger post to beam. Deck framing page 16 beam to post page 12 post to concrete page 11 joist to beam page 14 a system of key connections throughout the deck framing also known as a continuous load path is essential to building a safe code compliant deck. You should overhang at least a couple of feet on each side of the beam.

Read the related article critical deck connections or watch the rest of the video series below. When this system of connections is made properly loads are transferred. The longer the overlap distance the stronger the connection. In our photo the 6x6 post was notched to leave a thick component that could be through bolted or lag bolted to the girder.

The most under appreciated connection on a deck frame is probably the one between a post and the beam it supports. A double 2x beam can rest on a notched 6x6 post as shown. Although this joint may not get the respect it deserves it is a critical load path connection that needs to keep the post and beam aligned while properly transferring deck loads to the footing. In typical deck construction with a ledger on one side of the joist and beam on the other the size of the joists is driven by the size of the deck and based on the general maximum spans mentioned above.

Also in this episode we talk about the benefits of installing hurricane ties between the joists and beam. Sistering joists is commonly used when adding onto an existing deck or repairing a deck.