Pick one that does not have knots in it. Step 12 . 2) Summary: Concrete three 6x6 support posts under deck, Concrete above ground and a 10 " diameter around existing 6x6 posts. I have an old cedar deck, and most of the decking and vertical support posts are rotted out. Do not pick the cheapest. the support equation (for vertical supports, ledger + posts) needs to accommodate dead load + live load + snow/water load. Home Improvement Expert: Martin, Construction Worker replied 10 years ago. How much does the rest of your deck weigh? Tags: None. 1 2 3. the 2x10x12 dbl'd up everywhere? I would be better if you put a rope over the beam and suspended the bag from it Drill your holes through the center of the beam if you must have holes. The weight will be right at the middle of the span as well. Dig down 20 to 24 inches into the ground. Here you can work on the assumption that there is no wind or the wind impact effect is not too strong. edit [assuming will be incorporated into a structure] Last edited by Able_Dog; 12/27/11 12:42 AM. Swings can expose a lot of sideways force and so the posts need more support than you have described. How much weight can a 6x6 post support vertically. So, let's approximate the 4x4 as being able to support 7500 pounds and use a safety factor of 3. These numbers were gathered from the internet.>> A piece of yellow pine in an inside dry location can hold 1200 pounds per square inch and a 4" x 4" is really 3 1/2" X 3 1/2" or 12.25 square inches times 1200 is 16150 pounds. The harder the wood the better. Guest #2. I had planned on using 2x12 … read more. might be easier using glu-lam? My problem: my posts were made 5 1/4" too long. Write much or many. Probably far less than the extra 6,000 pounds. How to Make a Deck Post Taller. I'd like to rebuild the deck as-is, just replacing the rotting pieces. Here's an example a 6x6 #2 SPF column 8'-0" in height can … People, who want to know how much weight can a 4×4 beam support, be it on the backyard swing set or the deck with a hot tub in it, worry not because we have got the answers for you. I'd like to know how much weight a 4X6, 4X8, and 4X10 wood beam can carry over a 15 foot span. However, not everyone can master the art of decoding how much suitable weight wooden beams of varied sizes can hold horizontally, with or without any vertical support. On the other end, a 2x6 can support a V8 engine of between 600 – 700 lbs. i would pitch it some so water can roll off. Also what is the max length a 6x6 can be used? Punky OP Carpal Tunnel Punky OP Carpal Tunnel. How much weight can a 2x6 hold on edge based on load type? How much weight can a 6x6 post support vertically. You might want to get the laminated beams for the lintel, Spanning 24 feet is a little out of reach of 3 2x12's. Joined: Jun 2005 Posts: 5,980 … You should add diagonal braces as in the picture below where 4x4s may be a suitable size. Or you're down to the last post and it's not tall enough. Another alternative is to use two 6x6 posts that are arranged as an A type frame with a cross bar about a third of the way up from the bottom. Such calculations would hold if, for instance, the load is square. If you are worried about them, just soak the bottom of the post in a pail of wood life or some other preservative. How much weight does a 6x6 post support vertically? Save time by setting the plinth block on a still-wet footing once the concrete can support the weight of the block. 1) Jack deck up and replace 6x6's and put rubber sleeve on them. the post will be in the vertical position, used temporary to support a suspended slab. the wind load is typically used in a materials and fastening equation. That's way too broad of a span for 6" wood. Weight limitations and how does length affect that? With a perfect weight repartition on both 4x4 ends, 5000 lbs. Asked by Wiki User. But I still don't because the young's modulus is seemingly impossible to find for wood and even with it my formulas will only give me deflection and I don't know how much the wood can deflect before breaking. I wouldn't even think of using anything less than 3 sistered 2x10s if it's load bearing. How much weight will a 4x6 hold MountainBum A 4x 6 will be fine. Maybe you forgot to measure twice and cut once. 5 years ago. To accommodate our 6x8 wood post, we used a standard 8x8 half-corner block. Basically what are the limitations of a 6x6 as a deck post. Four posts should safely be able to support 10,000 pounds. The type of load in question will also determine how much weight a 2x6 can hold on edge.For example, a 2x4 lumber may hold a 4-cylinder engine comfortably but may not hold a bigger one. then tie back down onto vertical post with angle braces from outside structure. I've looked all over for data on the breaking strength and even looked for my old beam calculations from engineering class. 0 0 1 … Reinstalling the posts. Consultant. El próximo 26 de abril dará inicio el Festival del Apio en Barranquitas. Perhaps you trimmed damage from one end of a post. My shop is 17 years old, but has a new concrete floor, 6" thick, re-bar laced. Hundreds of pounds. is it really flat roof? If you move up to 4-by-8, you're usually allowed to span up to 10 feet between posts. Make sure your plinth is at least as large as your post. 04-11-2003, 11:42 PM. Install the post on a new plinth and footing only after the concrete has cured for seven days. Answer. But that is only one part of it. Such … I am building a deck 10ft off the ground and have 4x4x1/4" steel post for support with 6x6 'H' beam @ 25# ***** foot on top. Re: 4x4 Pressure Treated Posts #698236 12/27/11 02:58 AM 12/27/11 02:58 AM: Joined: Jun 2005 Posts: 5,980 East Aurora, NY. StructuralEng. Re: Limitations of a 6x6 The maximum a 6x6 can be used really depends on the total weight on the column and length of the column. The weight would be evenly distributed. The discussion quickly leads to the overall strength of the framed structure. The smallest beams for patio covers are typically 4-by-6. How much weight can a 2×4 support vertically? In general, the maximum span for a 4-by-6 beam is 6 feet between 4-by-4 posts. The wood is fir or yellow pine. The 6x6 is about $25 each, 14 foot, 3 foot in the ground, poured with the slab, you can get .25 pressure treated stuff, which is supposed to last longer, but nobody does. The issues around deck load capacity is one I receive often from visitors asking how much weight they should design their deck for. How much weight can a 6x6 post support vertically How much weight can a 6x6 post support vertically However, it is highly advisable not to push the 2x4 material up to its limit. The closer to the leg the better. total height is 9 feet but will be supported against side bending with a max of 5 feet allowed to bend. If there is no strong wind, a 2x4 measuring at least 8 feet can support at least 1,000 pounds vertically. A 4-by-10 can usually span up to 12 feet between posts. Here you can operate by assumptions that there is no wind or it is not as strong. I'd say the post will support more weight than the concrete (and ground) will be rated for. Wiki User Answered . 2012-09-05 04:16:34 2012-09-05 04:16:34 . Top Answer. How much weight can a 2x4 support vertically? Detail (for #2) Jack up the deck and brace it. I would definitely have an engineer look over your final design. These mounts can support a ten foot pole, and are held down with cinder blocks. 6x6 looks pretty substantial but the vertical thickness is the important bit here. However, if there is no strong wind, measure 2×4 at least 8 feet can carry at least 1000 pounds vertically.
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