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I'm trying to determine what size beam I can span 20' with
I'm trying to determine what size beam I can span 20' with (16.5' if you include the knee braces) to carry 2x8x10' rafters 16"o.c.application is a shade/parking structure that will support solar panel… read more
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I want to build a loft in a cement block building, The
I want to build a loft in a cement block building, The building is 40 x 40. How large of a wood beam would be required to span 40' support on each end by a block pier? The beam would be 8' from the en… read more
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StructuralEng
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Looking to build an exterior deck. I want to know what size
looking to build an exterior deck. I want to know what size posts and beams i need to span 16' with the use of only two posts … read more
StructuralEng
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I need to span 16 feet and support the roof for my deck.
I need to span 16 feet and support the roof for my deck. What kind of beam or lvl do I need to span that. I live in NC so snow load is not that great. … read more
StructuralEng
StructuralEng
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I am building a treehouse. I found some 6.75 inch x 20 inch
I am building a treehouse. I found some 6.75 inch x 20 inch x 20 foot long beam used that I would like to use for this project. I would like to cut the 20 inch down to 12 inches for a few reasons, wei… read more
walkereng
walkereng
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We are adding on to our ranch style house by pushing out our
We are adding on to our ranch style house by pushing out our 26' living room an extra 15 feet. Thus there would be a vaulted ceiling with the peak running perpendicular to the main ranch house. The pi… read more
StructuralEng
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I have a hip roof rancher with basically one load bearing
I have a hip roof rancher with basically one long load bearing wall down the middle. I want to remove a section of this wall 25' long and put a beam in the attic. We will need to build the beam in the… read more
StructuralEng
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I want to construct a 20' X20' tiny house on a 30' X 30'
I want to construct a 20' X20' tiny house on a 30' X 30' platform/deck, elevated six feet off the ground utilizing four solid grouted masonry piers spaced 20' X 20'. I have six glulams 30' X 15" X 8".… read more
walkereng
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I need to have a beam deck that will support the structure.
I need to have a beam for my deck that will support the structure. I was quoted a Rosboro Treated Glulam. As this beam will be covered and under a waterproof deck system, I would like something that m… read more
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What size lvl do I need to use to span 20 feet free standing
What size lvl do I need to use to span 20 feet for a free standing carport. To support low slop roof.… read more
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Looking to add on a carport with a 24' span off the existing
Looking to add on a carport with a 24' span off the existing house. Only about a 1 percent slope but it is in southern arizona with no snow load and very little rain. Could we use the wooden I-beams d… read more
StructuralEng
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Hi Building a 24x24ft wooden house. It's 2 storey (with
Hi Building a 24x24ft wooden house. It's 2 storey (with a small tower on one corner and a roof deck). I want the lower floor to be completely open inside and have been advised a built up beam is the w… read more
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What is the maximum unsupported span of a 10" thick OSB SIP
What is the maximum unsupported span of a 10" thick OSB SIP roof panel? The walls are 6" thick OSB SIPs, the Ridge beam is a 16" deep by 48' long manufactured I beam supported at 2 points. I would lik… read more
StructuralEng
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I am building a 42x32 deck with a step-down on one side.
I am building a 42x32 deck with a step-down on one side. Basically 2 decks (1 is 16x32 and the other is 26x32 -- a 6" height difference between the two so it will "feel" like one deck with a step down… read more
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I want to double two 12 long 2"x6" rolled steel C stu
I want to double two 12' long 2"x6" rolled steel C studs and make a lightweight I beam. How many supports under the beam will I need over a twelve foot span to holdup a plywood deck? Should I use nuts… read more
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what size beams are required to span 26ft with a 100lb sq ft
what size beams are required to span 26ft with a 100lb sq ft ded load and a 70lb sq ft live load for a 26 x 50 flat roof with a deck on it… read more
StructuralEng
StructuralEng
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I am wanting to make an addition to my house. I would like
I am wanting to make an addition to my house. I would like the roof to be a vaulted ceiling. The span from the existing exterior 2x6 wall of the house to the new gable end is 28'. The width of the new… read more
walkereng
walkereng
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Looking to size a beam for a 23ft clear span. the load on the
Looking to size a beam for a 23ft clear span. the load on the beam will be minimal as it will be for a gable end of a roof over a deck .… read more
StructuralEng
StructuralEng
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Disclaimer: Information in questions, answers, and other posts on this site ("Posts") comes from individual users, not JustAnswer; JustAnswer is not responsible for Posts. Posts are for general information, are not intended to substitute for informed professional advice (medical, legal, veterinary, financial, etc.), or to establish a professional-client relationship. The site and services are provided "as is" with no warranty or representations by JustAnswer regarding the qualifications of Experts. To see what credentials have been verified by a third-party service, please click on the "Verified" symbol in some Experts' profiles. JustAnswer is not intended or designed for EMERGENCY questions which should be directed immediately by telephone or in-person to qualified professionals.

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