WebOct 29, 2010 · A crown will be the edge of the lumber that warps upward in the center when holding it on edge. In other words a 2×10 would be held up on one end with the 10″ dimension being vertical. Then looking down the top edge, if the center of the lumber rises or curves upward then that edge is the crown. WebJul 27, 2010 · On my own deck I put the "smiles" down 5 years ago and the deck has remained basically flat and level. So I'm going with bark side up otherwise known as …
Bark side up or down? Wood Board Cupping: should wood boards face …
WebJul 4, 2016 · I found this reference: In 1995 researchers in Wood Surface Chemistry at the USDA Forest Service, Forest Products Lab, R.Sam Williams and Mark Knaebe drafted “The Bark-Side / Pith-Side Debate” Most of the points they make about wood behavior supports orienting deck boards “bark-side up” however at the end they state “These factors, … WebCommon deck-stair tread configurations include two pieces of 5/4×6 or 2×6 lumber, three pieces of 5/4×4 or 2×4 lumber, or a single piece of 2×12 lumber. Pick whichever configuration you wish, but for 5/4 treads, stringers need to be spaced no more than 12 in. apart, and for 2x treads, stringers are spaced no more than 16 in. apart. myox fit
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WebApr 13, 2024 · Decking firm Softwoods backs up the argument, stating: "Every decking timber manufacturer will tell you: the proper way to install a board is ridge side down. "The ridges, they say, were designed ... WebOct 14, 2016 · It's the constant moisture when in contact with the ground or covered with roofing felt that does the damage. That said, any wood will cup, check and warp when exposed to the sun. Linseed oil/turpentine … WebThe New Zealand Building Code requires that decking on the main access route to a building must have a slip resistance of 0.40. Grip tread timber decking will conform to this requirement. If not on the main access route … myownwater.com