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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 am putting (3) 25"x25" windows in a basement of a ranch
I am putting (3) 25"x25" windows in a basement of a ranch style home. I will need to span 8'. What is the smallest micro lam beam, doubled southern pine beam … read more
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I am trying to determine what type of beam i might need for
i am trying to determine what type of beam i might need for my project … read more
StructuralEng
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I need to size an I-beam to replace the current structural
I need to size an I-beam to replace the current structural load under a raised part of my house. The span is 12 ft and is currently spanned by a 4x4 wood beam and supported by a 6x6 post at the end, t… read more
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Need to size a beam span, figuring load of 1500 lbs, load
need to size a beam for 12ft span, figuring load of 1500 lbs, load point at center, height of beam needs to be 6 inches - need to lift front of 5000 lb boat where lifting point is 5ft from bow, fulcru… read more
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What size I beam would i need span of 16' and lift 1000 lbs
what size I beam would i need for a span of 16' and lift 1000 lbs with a hoist and trolly ? I have considered a I beam thats 6' high with a 3.5 flang. do you think its strong enough ? i will be liftin… read more
walkereng
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I have a open ceiling no attic ranch house 1955 right now it
i have a open ceiling no attic ranch house 1955 right now it has a 12 ft beam at the pitch supporting the peak of roof 4x 10 spanning the family room and meets a 4x4 vertical support at kitchen wall t… read more
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I am building a gantry crane to remove a 500 - 550 pound motor
I am building a gantry crane to remove a 500 - 550 pound motor from out of a boat. I am thinking a 4X4 or 4X6 wood treated or untreated beam from Lowes across the top. The span will be 12 ft. using 2X… read more
walkereng
walkereng
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, I am working on adjusting a boat lift to cradle a sailboat
Hi, I am working on adjusting a boat lift to cradle a sailboat on top of it. The lift is rated for 24000 lbs and the boat is only 6000 lbs, so the existing structure is fine. The lift has two large be… read more
StructuralEng
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I'm trying to span 18' hoist in my garage and lift 500
I'm trying to span 18' for a hoist in my garage and lift 500 lbs form my truck. Can some one help with an ibeam size that will be safe? Thanks in advance. Scott… read more
walkereng
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I want to install a boat lift system. The vessel is 29 in
I want to install a boat lift system. The vessel is 29' in length, the aft 1/3 weighs ~8000 lbs with all fuel, water, and appurtenances aboard, and the forward 2/3 weighs ~4000 lbs. The four pilings (… read more
walkereng
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I am installing a boat lift in my boat house. I will have
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StructuralEng
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I have a pole barn with 6"x6" pressure treated columns framing
I have a pole barn with 6"x6" pressure treated columns framing the door openings. The door opening is 18' wide. I wanted to double the columns with the same 6"x6" pressure treated and mount an i beam … read more
walkereng
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I am spaning a open area of 22.5 ft and would like to lift
I am spaning a open area of 22.5 ft and would like to lift approx 1200 lb on a trolly and move along the beam .The beam will only be supported on each end .Can you tell me what size beam is needed .W8… read more
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In order to install a larger in wall oven I need to cut out
In order to install a larger in wall oven I need to cut out a section of a post that supports a 4x10" exposted beam in the adjacent living room. If I bolt a new post directly to the top portion of the… read more
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I need to size a beam to lift a 4000lb boat via a single point
I need to size a beam to lift a 4000lb boat via a single point chain fall. The beam will be supported by A frames on each end with the gravity load transferred directly to the ground via a 6x6 posts a… read more
StructuralEng
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I am making a small aluminum I - beam (4 x .19 x 2.66 approx
I am making a small aluminum I - beam (4 x .19 x 2.66 approx 2.66 lbs/ft). I will mount it to a wall and swing tools out to my lathe - the boom should be 60 inches long. What weight will the boom supp… read more
StructuralEng
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I am istalling a hot tub on a wood deck, approx 8-9 off the
I am istalling a hot tub on a wood deck, approx 8-9' off the ground. I need to re-enforce the area where the tub sits. Deck size is 12x14, joists are 2x10x12 spaced 16" o/c supported with joist hanger… read more
StructuralEng
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