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Building a 20x16 deck. I would like to use a 10in steel
Hi, building a 20x16 deck. I would like to use a 10in steel ibeam to span 17ft between posts. What specs would I need for that beam? 5x5 steel posts 3/8 thich … read more
walkereng
walkereng
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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
StructuralEng
StructuralEng
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Would like to span aprox 40' with steel I beam.. post can be
would like to span aprox 40' with steel I beam..jack post can be used in intervals if needed to spread the load of Metal roof and wood roof trusses.. this is an exterior application that would require… read more
StructuralEng
StructuralEng
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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 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
StructuralEng
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Can a ledger board be safely attached to what appears to be
Can a ledger board be safely attached to what appears to be an I-joist rim using carriage bolts on a 6-8 foot wide wrap around deck?… read more
walkereng
walkereng
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I am building a gable roof over a patio The patio measure
Hi I am building a gable roof over a patio The patio measure 12deep 22wide,i am using 2by8 rafters loaded on to 2 2by10 supported by a 6by6 post on a cement footer.the roof pitch is 4/12. What size ri… read more
StructuralEng
StructuralEng
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Background: In my 1954 California home, I am seeking to install
Background: In my 1954 California home, I am seeking to install a new 36" doorway from my kitchen to my (attached) garage where the floor is 3ft lower than my kitchen floor. The new doorway is planned… read more
StructuralEng
StructuralEng
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TRY THIS...FOUR POLES HOLD A DECK 8' IN THE AIR. WOOPS T
Customer: TRY THIS...FOUR POLES HOLD A DECK 8' IN THE AIR. WOOPS HIT RETURN SORRY. FOUR POLE SHOLD A DECK 8' IN THE AIR. 20'X17.5'. SPAN THE 17.5' WITH 2X12 ON 16" CENTER. THE 20' SIDE WILL BE THE BEA… read more
StructuralEng
StructuralEng
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I want to build a 14x20' deck in Atlanta GA which will
I want to build a 14x20' deck in Atlanta GA which will be an average of 4' off the ground and one 20' side will be adjacent to the house wall which is cinder block with no stud wall inside the cinder … read more
walkereng
walkereng
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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
StructuralEng
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I want to build a pergola over my patio. This pergola would
I want to build a pergola over my patio. This pergola would have two end posts and be attached to my house at the other end via a ledger. The ledger would be attached between the second and first floo… read more
StructuralEng
StructuralEng
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I have a patio cover that I will be replacing the beam for.
I have a patio cover that I will be replacing the beam for. The current beam is segmented, with butt joints over the posts and have differential movement that need to be corrected. Patio cover extends… read more
StructuralEng
StructuralEng
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7,884 satisfied customers
I am building a deck and am putting a 6'x7' hottub on it.
I am building a deck and am putting a 6'x7' hottub on it. The unit weighs 800lb and holds 300gal, and up to 5 people. I have 2x10joists (pressure treated grade 1 pine) spanning 11'6" spaced 11"on cent… read more
StructuralEng
StructuralEng
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I have a deck 21' long and comes out 8' 2x10 joist 16 in centers I only want
I have a deck 21' long and comes out 8' 2x10 joist 16 in centers I only want to install 2 post what size of beam should I use using pressure treated material also the beam will be canilevering on both… read more
walkereng
walkereng
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I am rebuilding a 2nd floor wood deck on an older historic
I am rebuilding a 2nd floor wood deck on an older historic house. The deck will measure 8 x 14. It is supported by a ledger board and 2 perpendicular 4 x 8 beams set in masonry.I am unable to set foot… read more
walkereng
walkereng
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Bachelor's Degree
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I have a uncovered outside balcony deck that is right now 7
I have a uncovered outside balcony deck that is right now 7 x 15 and I am tearing it off to build an 8x16 deck that will extend to a header made of 3 2x10s that extends across the ck below. Right now … read more
StructuralEng
StructuralEng
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I am replacing some rotten joists and the two rotten posts
I am replacing some rotten joists and the two rotten posts on an existing deck. My Current deck has 11' 2x10 joists on 16” centers going into joist hangers on a header consisting of two 2x10s. The two… read more
StructuralEng
StructuralEng
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7,884 satisfied customers
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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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