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I built a swingset using Easy 1-2-3 A-Frame Swing Set
I built a swingset using Easy 1-2-3 A-Frame Swing Set Brackets Complete Set 2 Brackets with All Mounting Hardware purchased off Amazon. The swingset is 11 ft tall and 16 foot long. the legs are 4x4 an… read more
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I'm building a raised deck using 2"x8"x7' joists between the
I'm building a raised wood deck using 2"x8"x7' joists between the 2x8 ledger and double 2x10 rim joists. It will be assembled using joist hangers. The deck posts will be 6x6. All the lumber is SPF Dou… read more
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I am designing a redwood deck, 24 X 12, highest point 9 ft
I am designing a redwood deck, 24 X 12, highest point 9 ft AGL. Location is at 4000 ft in Sierra foothills. Deck will have 2X6 redwood on 2X8 joists (2 foot spacing) attached to ledger on house. 3 row… read more
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I'm replacing a 16.5' span that held up a enclosed porch
I'm replacing a 16.5' span that held up a enclosed porch extension 4x6. it is currently braced at 8 feet with a 4x4 post. I want to eliminate the middle post and have an open span of 16'. I need this … read more
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Building a deck to support a 4500lbs hot tub deck size is 12
building a deck to support a 4500lbs hot tub deck size is 12 feet x 16 feet two support beams made up of 3 ply 2x10x16feet lumber with joists on top of deck beams using 2x10x12 feet lumber at 8 inch s… read more
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Trying to figure size of beam ( or aluminum or steel wrapped
Trying to figure size of beam (wood or aluminum or steel wrapped with Azek needed to span 22 feet between two posts (8" square". Total length of beam will be 25 ft to allow for lookouts each end. This… read more
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My deck load is 50psf. It is 300sqft. I assume that does not
My deck load is 50psf. It is 300sqft. I assume that does not mean my deck can support 15000lbs. I am considering a pergola but the lumber for it weighs 1400lbs. I'm concerned about that weight when 8 … read more
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As part of a Boy Scout project I need to construct a 12 foot
As part of a Boy Scout project I need to construct a 12 foot span low level footbridge over a marshy area as part of a bluebird trail near a local elementary school. In doing my research I found what … read more
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Can (2) 2x10s fastened together as ceiling joist/rafter tie
Can (2) 2x10s fastened together as ceiling joist/rafter tie span 22 feet with the following criteria: Wood species: SPF or Hem-Fir Grade: #2 or better Deflection: L/360 Spacing: 16 inches on center Li… read more
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Can a SPIB no. 2, dead load only, span 11.5'? It's
Can a SPIB no. 2, dead load only, span 11.5'? It's for an outdoor pergola. Supports are 6x6 post. Overhang on post ends 12".… read more
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Hello, I am interested in putting a hot tub on my deck. My
Hello, I am interested in putting a hot tub on my deck. My current deck is as follows: 16x8 freestanding deck. It's built on 1ftx1ft concrete piers. There is 28 piers, 4 piers for each joist. There ar… read more
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Hi - building a 12x16 deck. Have 4x4 posts in two rows of
Hi - building a 12x16 deck. Have 4x4 posts in two rows of 4 posts about 4 feet apart. Plan on mounting 2- 4x6x16 beams with a balloon joint. Joists will be 18" apart running in the 12' direction. Do j… read more
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I am building a two story apartment above my horse barn. I
I am building a two story apartment above my horse barn. I am using 5x5 in. sq tube 1/4 inch thick Steel Post.The Post are going to be set on 16-16-16 in. concrete piers with rebar and a anchor plate … read more
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i have a large attic, and would like to make it into a couple
i have a large attic, and would like to make it into a couple of bedrooms. currently there are 2x6's which are 12 on center, and span 17 feet. After looking at a number of span tables, none give a cle… read more
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walkereng
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I need a beam to span 14 feet that holds up a wood frame wall
I need a beam to span 14 feet that holds up a wood frame wall 8 feet high at one end 13 feet high at the other. The roof and floor are supported by other walls, not the beam. How big should the beam b… read more
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walkereng
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I have a 22 by 13 second floor. The floor iself is framed
I have a 22' by 13' second floor. The floor iself is framed with 2by4by13's with 8" centers, and is finished with 4"by8"by 3/4" plyywood. the floor is supported by 4"by6"by22' beam on steel supports o… read more
walkereng
walkereng
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I am planning a deck to be raised to a level of 7.5 feet.
I am planning a deck to be raised to a level of 7.5 feet. The joists for this deck will be 2x12 s on 16" centers and will span 18 feet. Each end of the joists will be seated upon 8" steel I-beams. The… read more
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StructuralEng
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I want to build a pergola with a span of 11 what size beam
I want to build a pergola with a span of 11' what size beam should I use if it is holding wire and vines? Beam spacing would be every 6' with wires in between for vines to climb on.… read more
walkereng
walkereng
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