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How far can an 8x8 deck beam span? Building a 16'x22'
Building a 16'x22' carport that will want to have as a roof deck down the line. Four 8x8 posts, two 16 ft long beams front and back, 22 ft joists perpendicular to them. what are the smallest beam and joist sizes possible with these spans? … read more
PaulP324
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We have a contractor in Ohio remodeling an old farmhouse
We have a contractor in Ohio remodeling an old farmhouse that is bloom framed Want to remove a bearing wall and replace with steel beam floor joists are 2x10 floor joist span is 16 foot to the center … read more
StructuralEng
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I'm building a 20x20 deck directly off a house. Can I use
I'm building a 20x20 deck directly off a house. Can I use (3) 2x12 beam at center and at end of deck. And use 2x10 joists at 16" o/c? … read more
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My house is 28 ft x 60 ft. Near the center of house is a
My house is 28 ft x 60 ft long. Near the center of house is a kitchen that is 12ftx16ft, with a load bearing wall between it and living room. The living room is 16ft x 16 ft. Between the two rooms is … read more
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Can you please help me with number of posts I need under a
Can you please help me with number of posts I need under a 5x10x20 ledger I am attaching the beam to a cantoliver . I can't drop header like traditional main beam cause I have patio under existing dec… read more
StructuralEng
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I'm looking to build a 20 ft. wide x 40 ft. carport. what
I'm looking to build a 20 ft. wide x 40 ft. long carport. what size ridge beam and exterior wall beam would I need. The beams will only be supported at each end … read more
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I'm rebuilding my deck. I have a 20 ft span that I need to
I'm rebuilding my deck. I have a 20 ft span that I need to build a beam I will attach the joists 16" oc to the wood beam I will support the beam on both ends with a column … read more
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For a deck with a flush beam, what is the maximum spance for
For a deck with a flush beam, what is the maximum spance for 5 treated 2x12's (laminated together) on 8x8s? … read more
StructuralEng
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
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I am building a patio cover using pressure treated lumber.
I am building a patio cover using pressure treated lumber. The longest span is 12 feet between posts and will have to carry the weight of itself plus pressure treated larrice the joists will be 24" on… read more
StructuralEng
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What is the maximum span interior wall cut-out which is now
What is the maximum span for an interior wall cut-out which is now vertical 2x6s with 16" spacing in order to make an opening. Of course, I would use multiple 2x6s for the 2 posts and multiple 2x10s h… read more
StructuralEng
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I am planing on installing a beam into my attic in order to
Hello, I am planing on installing a beam into my attic in order to remove a exhisting wall that runs down the center of my living space. The intent is to remove 11' of exhisting wall. I plan on instal… read more
StructuralEng
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Building a deck 12 foot span 6x6 post to 6x6 post want use
Building a deck 12 foot span 6x6 post to 6x6 post want use 6x8 beam and hang 2x8 joists from it at 24in spacing… read more
StructuralEng
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The the size of a center Glulam Exterior treated beam that
The the size of a center Glulam Exterior treated beam that is 24' long with supporting 16' long joists on both sides. Load is an evenly loaded wood deck.… read more
StructuralEng
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I have a 16 x 28 deck on the back of my house. The joist span
I have a 16 x 28 deck on the back of my house. The joist span 16 feet on 24" centers. I am trying to figure out the simpliest way to strengthen the deck. Either double every other joist or run a beam … read more
StructuralEng
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Im looking to build a treehouse for my kids. The trees I want
I'm looking to build a treehouse for my kids. The trees I want to use are in a rough triangle, so I was planning on using this as a layout: http://imgur.com/hORkqzW The plan is missing the end joists … read more
StructuralEng
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I have a 16ft gable on the front of my house. I would like
I have a 16ft gable on the front of my house. I would like to build a deck the width of the gable and extend the gable out from the house 10ft. I want the gabled roof on the deck to be open w/o joists… read more
StructuralEng
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I have a deck with cantilevered joists that are deteriorated. I
I have a deck with cantilevered joists that are deteriorated. I am going to cut the joists off at the house. I will install a ledger on the side of the house. I need to install a 28 foot beam 7 feet o… read more
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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