Tongue And Groove Roof Decking Spans

See figures 1 and 2 lengths decking pieces may be of.

Tongue and groove roof decking spans.

Tongue and groove roof decking especially the one from solid wood boards is one of the two most common choices for residential use right now. With less than 4 supports a special pattern requiring specified lengths must be used. 2x6 tongue and groove as roof sheathing 18x16 gable roof over my deck with exposed rafters and no ceiling. All pieces are supported on three supports.

Nominal three and four inch decking is especially well adapted for use with glued laminated arches and girders and is easily and quickly erected. 4 tongue and groove roof decking. Maximum moisture content is 19 for 2 x 6 3 x 6 and 4 x 6. Find all the facts and ideas about it in this article before you install one for your home design.

Storey lumber co inc. Just wondering if anyone has used this decking to act as the roof diaphragm. 2x6 douglas fir tongue and groove decking as one of the hardest and most dense of the softwood species douglas fir makes a practical as well as a beautiful addition to your home. Roof decking is southern pine as manufactured by s i.

Frequently used for loft flooring and roof decking the uniquely straight grain and reddish orange color of douglas fir provides eye catching appeal wherever it is installed. I am looking to space rafters at 72 however i cannot find any information on diaphragm strength of the t g decking. Tongue groove structural decking structural decking also known as roof decking should not be confused with lumber intended for residential and non residential outdoor decks. Does anyone have experience using tongue and groove decking for roof sheathing.

This tongue and groove decking combines appearance grade with unsurpassed quality of finish making them ideal for exposed ceiling applications. Decking is machined to a single or double tongue and groove evis pattern. This document contains all that s needed to design and construct tongue and groove wood roof decking including span and load tables. Irc table r803 1 lists 1 1 2 t g for rafter spans up to 72.

American institute of timber construction standards for tongue and groove heavy timber decking. Tongue and groove decking provides the customer with an outstanding solution for roof and subfloor structure where exposed to the lower level. It is nominal 2 x 6 3 x 6 or 4 x 6 in 1 or 2 grade and kiln dried. All end joints occur in line on every other support figure 6.

1 grade lumber decking is standard and is used where construction requires the finest appearance and high strength. This arrangement is applicable to 4 or more supports 3 or more spans.