Maximum spans were calculated using design . t|]UE)@Whi`_@z>'}8/p}8c Hi Raymond, it looks like this 2 in. r it also has several good links. Recommended for uses where high strength, stiffness and good appearance are desired. {l@n7gM. 32524-0915 2023 Southern Pine Inspection Bureau | All Rights Reserved | SitemapP.O. Southern Pines ease of treatability has made it the preferred species when pressure treatment with wood preservatives is required. Fax: (850) 434-1290. This website is presented by SFPA members, including: 2023 Southern Forest Products Association. {Vzgil=ecQ*Q\o[lb[9X^gZyzzxzxxxyO`}@}(% m6@93 gx$?yV7`{x"?W@_} s The molecular changes in wood composition have a result of dimensional stabilization, protection against rot and wither, and as a result, expanded use opportunities. I'm redoing my deck surface and the lumber yard stocks only prime lumber. A superior decking grade, suitable for plank floor where face serves as finish floor. Wood is a sustainable product, making it . So if you see HT on the stamp theres no real reason to doubt its treated but there is no way to know for sure on a brand new deck. Douglas fir has a tight close grain cell structure making it stronger and less prone to warping and twisting than pine. Dense Select Structural Select Structural. A final vacuum removes the excess preservative from the woods surface before the charge is removed from the cylinder and placed on the drip pad. 3 (lowest strength, not pretty). The lumber is stronger than #1 or #2 and is ideal for all structural construction applications. It's usually stapled to the wood and isn't a requirement to be on the actual stamp. #2 or #1 is the quality. MSR Scaffold Plank is available 2"-thick only. PDF Reference Design Values for Visually Graded Southern Pine Dimension We've downsized and im already overimproved. Wood packaging material made of unprocessed raw wood is recognized as a pathway for the introduction and spread of pests. #1 will have less knots and is typically spec'd for joists and rafters. ACQ is another environmentally safe preservative composed of soluble copper and either quaternary ammonium alkyl or substitute compounds.
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is spib no 2 prime pressure treated