Exterior Wood Deck in Contact with Concrete

Don't Build Decks That Rot | Professional Deck Builder | Lumber ... Mar 1, 2007 ... To extend deck life, eliminate pockets that catch water and debris. ... A partial solution is to use lumber that's less palatable to fungi: pressure-treated wood or rot-resistant species like cedar, redwood, or ipe. But even .... The bottoms of stair stringers are very susceptible to rot where they touch the concrete.

Standard Codes - irccdd.com All wood framing members that rest on concrete or masonry exterior foundation walls and are less than 8 ... to the weather shall be approved pressure preservatively treated wood suitable for ground contact use. .... of any soil, sod, mulch or other organic landscaping component, deck, apron, porch, walk or any other work...

Can someone explain why wood in contact with concrete causes rot ... When wood is kept in direct contact with concrete, the moisture in the concrete will be drawn up into the wood, and after a period of time the wood will rot. .... gasket (as would be used under a sill plate) or a foot that leaves an air gap between the post and its footer as in the case of a deck post (see below)

Wood Myths: Facts and Fictions About Wood | Building and ... Promotional literature promises lifelong performance for pressure treated wood. The Forest Products Laboratory and other research groups have shown that treated wood stakes placed in the ground for more than 40 years remain rot-free. But young pressure-treated decks, many less than 10 years old, are being shoveled...

When Pressure Treated Wood Is Required By Code - The Spruce Feb 17, 2017 ... Nice in the forest; not so nice when it's your deck, basement exterior wall, or retaining wall. ... Direct Contact With Earth Use Pressure Treated Wood. ... Pressure treated wood is required whenever you attach framing lumber (as shown here) or furring strips to concrete or other exterior masonry walls below...

New Rules for Pressure Treated Lumber | Pro Remodeler Apr 5, 2016 ... Most builders and remodelers use pressure treated lumber to build exterior decks, and the AWPA standard effectively matches retention to where in the structure the wood is used. Currently, lumber rated for ground contact is typically used for posts and grade beams, while lumber rated for above-ground...

Design of Wood Frame Structures for Permanence - American Wood ... nent structures should be supported by a metal or concrete pedestal extending 1 inch above concrete slabs or decks and 6 inches above exposed earth and separated from soil by an impervious moisture barrier (Figure 10). Wood joists, beams or girders framing into exterior masonry or concrete walls should have at least 1/...

Deck Flashing Code Requirements | ProTradeCraft The IRC is a thick book, but there is relatively little aimed at decks. A few ... "Flashing is required where exterior porches, decks, or stairs attach to a wall or floor assembly of wood frame construction. ... The more interesting, and common, type of corrosion is between two dissimilar metals simultaneously in contact with water.

Decks and Porches | GreenBuildingAdvisor.com Decks and Porches Need to Stand Up to the Weather. ... membrane to keep water out. Post supports that keep wood out of direct contact with concrete will help posts last longer. ... In-ground concrete piers and wood framing, not full-depth foundations, typically support exterior decks and porches. Framing materials...

Restore Exterior Wood & Concrete Surfaces With Nudeck? - JC Licht Aug 26, 2015 ... UGL? NuDeck? is a water-based paintable coating designed to restore damaged and aged wood and concrete surfaces. NuDeck creates a mildew-resistant, non-slip surface for wooden decks and docks, as well as concrete pool decks, patios and walkways. For horizontal and vertical surfaces, NuDeck is...