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I'm planning a deck and for various reasons am limited to
I'm planning a deck and for various reasons am limited to using 2x6 joists. The span I'm trying to achieve is 12' with a 3' cantilever though. Obviously a 2x6 joist even 12" OC won't be enough, but do… read more
walkereng
walkereng
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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
StructuralEng
StructuralEng
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I need to calculate the maximum load I can put on three
I need to calculate the maximum load I can put on three mezzanine floors. They are all existing structures that we use for storage. … read more
StructuralEng
StructuralEng
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I'm building a mezzanine and am trying to see if I should
Hi! I'm building a mezzanine and am trying to see if I should use 4x6 joists or 2x8s … read more
StructuralEng
StructuralEng
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I want to build a mezzanine using Fir 4x6 post, 4x12 header
I want to build a mezzanine using Doug Fir 4x6 post, 4x12 header beams to support 2x8 joist at 24" oc will the 4x12 span 17'-2" outside to outside? the mezzanine will be 8'x17'-2"… read more
walkereng
walkereng
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I need the size of a beam to span a 15 foot span out from
I need the size of a wood beam to span a 15 foot span out from the house to a post supporting roof trusses 24" OC perpendicular to the beam … read more
walkereng
walkereng
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I have a tall garage that i want to build a storage
I have a tall garage that i want to build a storage mezzanine. Size is 24w x 6d. I was going to fasten 2x12 along three walls, with 3.5" woo screws. My issue is the 24' span length. I wanted to anchor… read more
walkereng
walkereng
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Trying to calculate the size of purlins if the purlin is a
Hi, trying to calculate the size of purlins if the purlin is a beam, supported at both ends … read more
StructuralEng
StructuralEng
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What is the Section Modulas (S) for a 14' deep TJI floor
What is the Section Modulas (S) for a 14' deep TJI floor joist? … read more
StructuralEng
StructuralEng
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I want to open up the wall between my kitchen and living room.
I want to open up the wall between my kitchen and living room. The wall is load bearing. The joists are 2x4 16 inch oc and the attic is non storage non occupied. The attic does hold the HVAC ducts, el… read more
StructuralEng
StructuralEng
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If I use # ***** structural yellow pine 4"x 6" floor joists 12"
If I use # ***** structural yellow pine 4"x 6" floor joists 12" on centers what be the total span to support about 40lbs f2 for floor sheating I want to use 1x8" clear t &g pine ?… read more
walkereng
walkereng
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My house is one story with basement. House is 28 feet wide
My house is one story with basement. House is 28 feet wide and has 2x10 yellow pine floor joist 16" OC. The center beam is 4 2x10's that runs the 44 ft length of the basement.. This Center beam is sup… read more
walkereng
walkereng
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I am building a treehouse. the trees are 18' diameter and are
I am building a treehouse. the trees are 18' diameter and are 16'apart. what size beam do I need to span the 16' with 2" x 6" 16"oc joists spanning 10'?… read more
StructuralEng
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
walkereng
walkereng
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I am going to remove a 15 ft. long by 8 ft. tall load bearing
I am going to remove a 15 ft. long by 8 ft. tall load bearing wall contructed of 2x4 white pine in a wood frame single story house. The studs are spaced 16 in. OC. What size and composition should the… read more
StructuralEng
StructuralEng
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I have a 12 x 13 lf. room with 2x8 c.j. 16" oc. running 13
I have a 12' x 13 lf. room with 2x8 c.j. 16" oc. running 13 lf. bearing on a 2x4 closet wall I want to take out the closet and have the room extend another 9 lf. to the next wall. What size flush head… read more
StructuralEng
StructuralEng
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Im pouring a concrete ceiling for a cellar, below grade and
I'm pouring a concrete ceiling for a cellar, below grade and have questions concerning the bracing required to support the pour. My area is 13'-6” x 20' with 8” OD walls. There is a partition wall 12'… read more
StructuralEng
StructuralEng
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I need a truss system for a residential shed-roof application.
I need a truss system for a residential shed-roof application. The slope of the roof is quite shallow--approximately 1 foot rise in a 5 foot run (12 degrees). The roof/ceiling loads are not severe--pr… 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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