JavaScript is disabled. By clicking "I AGREE" below, you are giving your consent for us to set cookies. Yeah I was looking for different ways to strengthen the top for winds but not to sure how to go about it. If your 22 is 12 feet long, multiply 12 by 0.44 to get 5.28 pounds. Registration on or use of this site constitutes acceptance of our Privacy Policy. Login with username, password and session length. The maximum span for roof rafters is 23' 9". I don't see that as particularly odd, but maybe 10' is pushing it???? //specify corresponding links below We use cookies on this site to enhance your user experience. Share Improve this answer Follow answered Nov 15, 2017 at 5:19 LRU 51 1 1 7 Typically, a deck can hold a minimum of 50 pounds per square foot. Is there some reason you are using two different lengths of ledger/beams running parallel to each other? AyeMatey 12 yr. ago. If you use the right ones in the wrong place, it sure confuses things. For posts typically you'd want 6x6 for heights reaching 10'. Tributary Areas and Footings You're talking about a huge loss of this thing buckles. Allowable wood stress in compression parallel to grain is 850 PSI. Safe loads for Wood Columns - No.1 grade Douglas fir-larch: a kip is a non-SI unit of force - it equals 1,000 pounds-force. Enter the moisture content in the calculator and hit enter. Down the road, I'd like to know what load these logs will carry, if properly supported and properly braced against lateral deflection. Use 4 sistered pairs as your corner legs. It is right above the section you referenced). Calculate the weight of the snow on your roof. In both theory and practice, most decks built with traditional wood framing are designed to carry loads of about 50 pounds per square foot (PSF). This site uses cookies to help personalise content, tailor your experience and to keep you logged in if you register. If you're in Alaska (I'm assuming, Fairbanks?) How Much Weight Can a Wall Hold . Therefore a post to support this built-up floor beam will need to be 6" by 6". how much weight can a 8x8 post hold Home; About; Location; FAQ What Size Nail Gun For Fence Pickets - Choose The Right One. Modulus of Elasticity of Wood, Wood Engineering Design Data. Helping You to Do It Yourself! I'm guessing that you'll have close to 600# in the 12'x12' dock with the gangplank resting on it, not including the weight of the hardware and drums. Loads must be concentrically distributed evenly over the top of the column shaft. I am building a supplies loft that is 24' x 24'. I'm in mid-Michigan and code is 42" deep. Wall height is nominal height plus 1 1/8". myimages[1]="../../../images/top-banner/ez50-banner.jpg" Due to the larger dimension and surface area, its able to withstand such load before bending. This allows the even distribution of weight through the legs. Jake. Eventually, you will find the appropriate weight capacity of your structure. From the above list, we see Cedar falls into the lighter wood category. It looks to me you need some sheer strength though if you get winds or are going to have any kind of weight up there. Elastic ratios for various wood species at approximately 12% moisture content - see bottom of webpage. A standard concrete block's mass is around 17 kilograms (38 pounds). For example, 4 x 6 lumber is not on the list, but you can simply choose 2 x 6 and double the value. Anything going horizontal is a beam. 3.5inX3.5inX500psi=6125 pounds per contact zone (round down to 6000) So: 2X2 box crib = 24,000 Lb. One thing to remember, wood type and moisture content will greatly affect these weight capacities. We rarely get anything more than that. Z-section steel is a common cold-formed thin-walled section steel, with a thickness of 1.6-3.0mm and a section height of 120-350mm. I just want to know how many POUNDS (not "kips", whatever they are) a 10' peeled aspen log will carry when stood up, unsupported, and is 10' long, etc. 12000 divided by 1/6 is 72,000 psi. Here is a list of the wood types that have higher weight resistance. +91-22-61905600 to 699 (100 Lines) exports@citizenltd.com. The book looks "old", too. However, the post will typically buckle under much lower load than the axial compression. Finally select a type. There are a couple of types of hurricane ties that will work for the rafters with all of the Simpsons being adequate, nailing them on is also fine, no need for screws, as long as you use the nails specified on the simpson web site, fill every hole, and don't leave any just bent over. A six bye six hem-fir post is good to about 26,000 pounds compressive strength. After it comes through the planer it will be 1-1/2" X 11-1/4" (so yes, a 2 X 12 does not measure 2" X 12").