There're three main types of pressure-treated lumber: ground-contact, above-ground, and heavy-duty lumber. Portsmouth Lumber Corp Lumber Website 108 YEARS IN BUSINESS (757) 397-4646 2511 High St Portsmouth, VA 23707 CLOSED NOW From Business: Portsmouth Lumber Corporation, established in 1914, is a supplier of millwork, framing, molding and building materials. You can order it with more Portland cement and make it incredibly strong so it lasts hundreds of years if that's the legacy you want to create. Plans for a 6x8 deck, 52 inches high, for a 18' round pool.Plan includes material list and dimensional drawings necessary to build the pool deck.Learn more about this item. COCO lumber: 2x2x8 = P38 2x3x8 = P56 2x2x10 = P47 2x3x10 . To ensure you're building with the right lumber, check the board's label or stamp for its chemical. Pressure-treated above-ground wood should be used outdoors for elements that are at least 6 inches (150mm) above the ground. Author (s) 8 out of 5 stars 67. 2x4-RL Premium Treated GC - Cedartone (#2/Btr) Code: PTGC204. I often see prefabricated stair stringers with only 0.19 ACQ retention levels, and rarely see 2x12 stock with the 0.40 pcf recommended for ACQ lumber. Minimizes cracking up to 50%. Above ground: 0.15. UC4A is for use in uncoated situations with poor water runoff. To meet the AWPA's UC4 standard, ground-contact lumber must be treated with approved chemicals and retention levels. AWPA minimum retention levels (in lb. Being desirous of contributing to these . Treated at a level of protection to survive the increased fungi and moisture of contact with the ground. Lumber treated to the AWPA standards will say Ground Contact and have the code UC4A displayed, and it will have the Quality CheckMark symbol as well. Adding to the confusion, many lumber suppliers do a poor job of labeling or even stocking ground-contact lumber in sizes typically used for stair stringers. Class 3 durability timber has an average life expectancy outdoors, above-ground of 7 to 15 years, and in-ground of 5 to 15 years. The formulation renders wood useless as a food substance for termites and fungi while keeping the wood attractive, clean, odorless, and non-staining. Thoroughly wash harvested vegetables and peel root crops to reduce further health concerns. Keep in mind that actual useful life and "warranty period" for any product may be quite different, and that warranties are usually limited in scope and conditions. The last 1/3 is completely clean. Most treated wood is pressure-treated, but wood can also be surface coated. The company has a warehouse that is 6. 3.1 Using Concrete; 3.2 Using Wood Treatments; 3.3 Using Paint; 4 How to Treat . These three categories of pressure-treated lumber are distinguished by where and how they are used. Put them directly on the soil. Lumber designated for "Ground Contact" can be placed directly on or in the ground. How long will a pressure-treated 44 last in the ground? Ground Contact - this type is made for ground contact. . All the above factors will figure into the longevity of your untreated wood outside. There are 8 officer records in this business. Residential Buildings. It's Real.) Choix 3. Water always wins with lumber if there's oxygen around. Yes, untreated wood will decompose over time. Repels water - no need to seal or for up to three years. Exterior uses include above ground, ground contact, and fresh water . . Vous rsidez dans le Nord-Pas-de-Calais, appelez Contact TER au 0 805 50 60 70 du lundi au vendredi de 6h 20h (appel et service gratuits). UC3 classification is for above ground exterior construction. However, the duration can lengthen or shorten depending on the wood's location and type. Ground contact: 0.40. Multiple Sizes Available. Once installed, pressure treated lumber can last for many years submerged in water, and unlike steel it is not vulnerable to corrosion or electrochemical reactions, and it can last as long or longer than naturally moisture-resistant wood species. Contact: Brian Moses Bath, NH 03740 Tel: 802-333-4388 Mill Location: 32 Sawmill Rd. x 4 in. 2.1 White Cedar; 2.2 Cypress Wood; 2.3 Redwood; 2.4 Pressure-Treated Wood; 3 How to Stop Wood from Rotting in the Ground. ft.) Preservative: ACQ. Popular Class 3 wood includes Stringybank, Kwila/Merbau (in-ground), Western Red Cedar (dura 2), Victorian Ash (dura 4 in ground), Tasmanian Oak (dura 4 in ground). Find My Store. Read more. Priceless. As low as $8 21 /each. x 12 ft. #2 Pressure-Treated Ground Contact Southern Pine Timber Simpson Strong-Tie #9 x 1-1/2 in. Fights against fungal decay and termite attack. "It's G-90 material plus a polymer coating, which keeps the reaction from starting," Grevious says. Lifespan Solid Select at a . Here, the PWF lumber is CCA treated, not ACQ since you don't have to worry about human contact like you would on decking, etc. But different suppliers may use ACQ also. Maintenance also matters, and the more effort you put towards maintaining ground contact wood, the longer it will last. This is common when it's necessary to treat the lumber or building components after they are installed. These treatments help protect lumber from rot, moisture, and burrowing pestsand to prevent the treatment in your lumber from seeping out into the environment. The AWPA standard retention for CA-B is 0.10 lb/ft 3 for above ground applications (UC-3) and 0.21 lb/ft 3 (pounds of pressure treating chemical retained per cubic foot of wood) for ground contact applications (UC-4A). Typical in-use life span of treated lumber used in swing sets, decks and deck posts is 10-20 years. An average PWF wall panel consists of 28 studs 16" or 12" on center and 5/8" to 3/4" sheathing. Justine, lumber buyer at Hansen Pole Buildings educates lumber managers on using .23 to meet UC4B treated lumber to meet code for in ground posts. For 75 years, Wolmanac CCA (chromated copper arsenate) preservative has provided proven protection from termites and fungal decay for wood used in industrial applications such as utility, highway, marine, agricultural and heavy construction. How much ground contact does the wood in question have for this project? Ground Contact Lumber Ground Contact Lumber XR250 (Structural) (OP) 5 Mar 14 07:47. Straightness (as permitted by WWPA Lumber Grading Rules) Cup: 1/32" in up to and including 6", 1/16" in 8", 3/32" in 10", and 1/8" in 12" . Above ground Ground / Fresh Water Contact Salt Water Splash Permanent Wood Foundation Salt Water Immersion Application Use Category CCA (pcf) 1, 2, 3A, 3B 4A 4B 4B 5B 0.25 0.40 0.60 0.60 2.50 LUMBER, TIMBERS, AND PLYWOOD Structural Poles Foundation / Fresh Water Salt Water Immersion 4B 4C 5B 0.60 0.80 2.502 POLES AND PILES AC2 brand treated wood products use MicroPro™ technology which is a revolutionary way to pressure treat wood for decks, fences, landscaping, and general construction uses. Some of the rot is bad enough that the lumber had to be replaced. We do not carry .23pcf in any of or lumber treatments." These projects include anything within six inches or in direct contact with the ground. Approved for ground contact and fresh-water immersion applications Treatment meets AWPA (American Wood Protection Association) standards Limited lifetime warranty that protects against rot, decay, and wood ingesting insects Easily painted or stained: recommended to wait a minimum of 60 days after installation Sort. Add to Cart. Conversely, use UC3B or UC4A for ground contact applications. View as Grid List. Cast, or poured, concrete is artificial rock or stone. Severe Weather 4-in x 4-in x 8-ft #2 Ground Contact Wood Pressure Treated Lumber Item # 552328 Model # Y2L40408-GC Shop Severe Weather Use Current Location #2 grade southern yellow pine Severe Weather Ground Contact pressure treated exterior wood protected with Copper Azole (CA-C) provides lasting support and protection for all-purpose applications even the ones preserved with creosote, had a maximum life of less than 50 years on average. Since all treated wood is now "ground contact," it can make your projects last longer whether you're a general contractor or taking on a DIY project at home. LIFESPAN SOLID SELECT products are suitable for a range of interior and exterior above ground building applications. Perhaps a little longer, with limited weather exposure and maintenance coating with a weatherproofing sealer every few years. Make sure the use noted on the lumber end tag matches your intended use. Experienced contractors know that you need to have lumber that is certified for "ground contact" or higher for humid, harsh, or near water applications. 1/4-Hex Drive, Strong-Drive SD Connector Screw (100-Pack) $12.98 Product Overview Every piece meets the highest grading standards for strength and appearance. The lifespan of a pressure-treated 44 lies at a minimum of 20 years if . For extra protection, USP offers Gold Coat. Raised Wooden Beds are Ideal for Season . Table of Contents. #5 Bulkheads and Retention Walls LOOK! But ensure that the lumber is six inches above the ground. Ecolife. This lumber has been pressure treated for ground contact (GC) applications and can be completely buried in the ground. This deck is up off the ground with good ventilation and drainage. Lumber & Composites; Treated; Ground Contact; Ground Contact. Interestingly there are two different "life expectancy" issues for treated wood: Ground-contact lumber is pressure treated with chemicals to withstand the effects of being close to the ground, in contact with the ground and/or exposed to continuous moisture. Bought treated pine "not for ground contact" 2x6s and built 2 raised garden beds in my backyard. This has the best rating for ground contact and has the longest life expectancy. Wooden planters, built out of untreated wood raised bed garden materials, will probably last much longer than you think. The best pressure treated wood for ground contact is UC4A, B, or C, depending on the type of contact. Find My Store. The life expectancy of wood deck boards is 10 to 20 years, with an average of 15 years. Pressure-treated wood is produced with different amounts of preservative protection for above ground and ground contact applications. Didn't pay attention to the label on the lumber and only noticed it when I was almost done with the project. In this example, 28 sf falls under the 36. In other words, look at the wood species, post size and load area and you will see the maximum height of post you can safely use. Ken Young. And our 24 and 26 are above ground .05pcf. Also, how well you preserved lumber before burying it affects how long it will stay intact in the ground. Guidelines say that Above Ground preserved wood is intended for the parts of a project that are at least 6 inches above the ground, where the wood dries easily, and where it is well ventilated around all the boards. Typically, ground contact wood lasts for an average of 9 - 40 years depending on the applications it is used for and how exposed it is to rot and decay. Conditions such as excessive moisture and frequent storms can shorten the lifespan of 44 posts. An environmentally-advanced, non-metallic preservative certified by Home Innovations as eligible products for use in . . Some 44 posts can last for up to 40 years if you use a surface treatment and the climate is mild. While Ground Contact preserved wood is versatile enough to be used in almost any application, it must be used in applications . 2-in x 10-in #2 Prime Ground Contact Wood Pressure Treated Lumber. 1.1 Reasons for Prolonged Wood and Ground Contact; 2 What Are the Most Durable Wood Species for Ground Contact Applications?. There are two main types typically used by contractors and homeowners alike: above-ground lumber and ground-contact lumber. Severe Weather 4-in x 4-in x 8-ft #2 Pressure Treated Lumber Item # 639134 Model # 44082 Shop Severe Weather #2 grade southern yellow pine Severe Weather Ground Contact pressure treated exterior wood protected with Copper Azole (CA-C) provides lasting support and protection for all-purpose applications. PWF is also built to withstand the force of the soil pushing horizontally as well, so are actually generally much stronger than a standard 26 stud wall 16" on center with 7/16" sheathing. This makes for an extremely strong stud wall . They are ground contact treated to .14pcf. Actually will be concreted in place but the general understanding with wood rot is the combination of O2 and water is what causes rot. If you choose the right materials, your grandchildren won't even have to deal with building another fence. UC4A uses: Normal exposure to decay Use within 6-inches of the ground Light ground contact You can expect the ground contact wood to last about eight to twelve years. 8 Items . Type C copper azole, denoted as CA-C, has been introduced under the Wolmanized brand. But, because it is untreated, you reduce the risk of potential toxins moving from your wooden beds into your organic veggie garden. These would include joists, deck railings . For connectors and fasteners used with ground contact treated lumber, USP recommends a minimum of G-185, which is available in its TZ (for "triple zinc") coated hardware. It is used for below grade applications like wood basements, footings, etc. Ground contact, heavy duty: 0.60 Severe Weather. Top Choice quality, #2 prime southern yellow pine with virtually no wane Severe Weather Ground Contact pressure treated exterior wood protected with Copper Azole (CA-C) provides lasting support and protection for all-purpose applications Suitable for burial or contact with the ground and fresh water immersion applications This provides better protection against rot and decay. No matter what type of lumber is used in the landscape, remain aware of potential safety hazards. UC4 classification is for treated wood exposed to fresh water environments. The bottom line is that the life span of properly treated posts should be at least 20 yearsand can be easily extended to 50+ when installed and used in normal conditions (not in water or along the coast, for instance) .? Fax: 802-333-4295 County: Grafton Email:. Wood decking, pressure-treated wood decking . Par tlphone. Whether your project calls for Above Ground or Ground Contact, you'll have peace of mind knowing that your work is built to last. Add to Wish List Add to Compare. In simplest terms, it's a battle between "Above Ground" lumber and "Ground Contact" lumber." More specifically, lines are drawn between offering both types of treatment, or only Ground Contact. The agent name for this business is: Howard, Robert R, III Esq.. Britton Lumber Company, LLC 32 Sawmill Rd. 2x6-RL Premium Treated GC - Cedartone (#2/Btr . Earth Resources Lumber 29 YEARS IN BUSINESS UC3A is for coated treated lumber with rapid water runoff. It's also suitable for fresh water use and can be submerged. Keeps boards straighter. ddawg16 JOATMON "We're partnering with suppliers to convert certain wood products from 'above ground contact retentions' to 'ground contact retentions' in a rolling change that began in February and will impact nearly every U.S. store," said Geoff Case, merchant for decking and pressure treated lumber for The Home Depot, in a release. A variety of materials are needed for your deck, and with so many options available, it is recommended that you consider your home's design and outdoor space as you plan your. Contact us online or call (800) 816-0335 to discuss your timber project. The amount of chemical per cubic foot of wood in UC4A is greater than UC1, 2, or 3 categories, and UC4B has more than UC4A, while UC4C has even more. Penetrates wood deep for long - lasting protection. 2 . Examples of such products . I guess he feels that water will get trapped in there . Factors in the Lifespan of Pressure-Treated Wood. Treated lumber products can be suitable for interior and exterior uses. (Images via PreservedWood.org, via Wood. MicroPro™ technology offers . I am working on a deck job where the inspector claims that ground contact PT lumber (0.4 lb/ft^3 ACQ) should have been used in this case (see attached pic) in lieu of standard PT lumber (0.25 lb/ft^3 ACQ. per cu. Ground Contact takes high ground in lumber debate A battle is raging in the treated lumber aisle. The wood also needs good air circulation and drainage to guarantee longevity. Vous rsidez en Picardie, appelez Contact TER au 0 805 50 60 70 du lundi au vendredi de 7h 20h, le samedi de 9h 18h et le dimanche de 9h 13h (appel et service gratuits . Wood is a very common, cheaply acquiring material for putting posts in the ground. Wood Is Strong My problem with the wood foundations was never one concerning engineering. Often lumber companies will make this easy by tagging the wood as treated for ground contact. 303. The weight of pressure-treated lumber varies depending on the size of the boards.A 2-by-4-inch lumber board that is 8 feet long has a weight of 17 pounds. The best pressure-treated wood for ground contact or within 6 (150mm) is wood classified as UC4A or UC4B. "Ground contact" has a high chemical retention level and can be placed directly on or in the ground. Class 4 I am trying to come with a solution to seal engineered poles or beams for long term ground contact. 1 Why Does Soil Contact Cause Wood to Rot?. John L. Roper Lumber Co., supra, and is cited with approval in . By most accounts, Ground Contact is winning. Pressure treatment is a way of preserving wood to extend its useful life and increase its durability. If you are using good quality wood that has been sealed, this may last longer than others but may become damaged due to high levels of sunshine and humidity in your area. Treated 44 posts last an average of 20 years in the ground. 1-in x 4-in x 8-ft Appearance Wood Pressure Treated Lumber. This item: 4 in. About 1/3 of the structural lumber has relatively advanced rot and another 1/3 is showing beginning signs of rot. The AWPA standard retention for CA-C is 0 . . A 4-by-12-inch board that is 16 feet long weighs 224 pounds. Uses for Pressure-Treated Lumber Originally published 08/17 If this document didn't answer your questions, please contact HGIC at hgic@clemson.edu or 1-888-656-9988. for pricing and availability. Surface coated means that the application of the preservative chemical is introduced by dipping, brushing or spraying the wood without being exposed to pressure. Model # OGL10408-AG. The labels for these products, however, usually just state "above ground," "ground contact," or "ground contact/freshwater use," which correspond to progressively higher retention levels. Pole Barn Homes; . Many were .