Tongue And Groove Decking Span Tables

This document contains all that s needed to design and construct tongue and groove wood roof decking including span and load tables.

Tongue and groove decking span tables.

Thatâ s how you should read that table. Maybe a website for a manufacturer. 1 grade lumber decking is standard and is used where construction requires the finest appearance and high strength. Tongue and groove decking provides the customer with an outstanding solution for roof and subfloor structure where exposed to the lower level.

Tongue and groove wood decking should be installed with the tongue up on sloped roofs and outward in direction of laying on flat roofs. Nominal three and four inch decking is especially well adapted for use with glued laminated arches and girders and is easily and quickly erected. American institute of timber construction standards for tongue and groove heavy timber decking. Does anyone have experience using tongue and groove decking for roof sheathing.

Does anyone know where i can find span tables for 3 1 2 thick tongue and groove floor deck plank. Irc table r803 1 lists 1 1 2 t g for rafter spans up to 72. Timber tongue and groove decking is a specialty lum ber product constituting an important part of modern timber construction that can be used for many applica tions to provide an all wood appearance. Alternate grades can be used upon request depending on span appearance requirements quantity and availability.

The bending stress is approx. Pattern faces should be down and exposed on the underside. Just wondering if anyone has used this decking to act as the roof diaphragm. This is a commercial application and trying to span 4 to 6 feet.

Such n such and you must select a material with at least the given modulus of elasticity and a higher allowable bending stress for the decking to meet the ibc. Please request publication the u s span book for canadian lumber. For a given decking span length ll requirement and a given deflection criteria. Each piece of 3 and 4 thick decking should be toenailed at each.

I am looking to space rafters at 72 however i cannot find any information on diaphragm strength of the t g decking. Each piece of 2 thick decking should be toenailed through the tongue and face nailed with one 16d common nail per support. 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. Nominal three and four inch decking is especially well adapted for use with glued laminated arches and girders and is easily and quickly erected.

Standard structural decking patterns are 2 nominal tongued and grooved t g and 3 and 4 double t g products available with vee or eased edges to meet discriminating architectural requirements.