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I am adding a 30' wide covered open patio and wanted to know
I am adding a 30' wide covered open patio and wanted to know what to use to span the 30' center roof support? I was wanting to leave the middle an open area, any suggestions will greatly be appreciate… read more
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Glulam span calculations. I need Glulam Beam Calculations
I need Glulam Beam Calculations for the following 1200 SF home; … read more
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How can I sign up to get structural questions for building a
How can I sign up to get structural questions for building a porch in my backyard … read more
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Will a 4x12 be able to span 17'6" carrying a roof load,
Will a 4x12 be able to span 17'6" carrying a roof load, (5/12 pitch, 4x6 rafters 24"oc, asphalt shingles for a patio cover 12'x18') … read more
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M using 2x10s as rafters and how big of a beam do I need to
m using 2x10s as rafters and how big of a beam do I need to support the 2x10s on 16 center also the will be tongue groove pine attached to the ceiling and shingle roof on top… read more
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What size fir or glue lam can span 20 ft from post to post
What size Doug fir or glue lam can span 20 ft from post to post with yeaha two ft overhang on a thre and 12 roof of comp shingle and 2x10 rafters 16 inches on center? … read more
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I am building a vaulted roof cover of a terrace. It will be
I am building a vaulted roof cover of a terrace. It will be attached to the house with the cross beams in heavy duty brackets. There will be two upright posts on the outer edge (6" x 6"). The area of … read more
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We are building a covered roof area over a patio and I need
We are building a covered roof area over a patio and I need to know if a 6" x 10" crossbeam (Douglas Fir) is sufficient for the span I am covering (approximately 14'). … read more
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Q1- Beam 1 runs north south If I increased span to 20 ft
Q1- Beam 1 runs north south If I increased span to 20 ft what would the required beam size be using lvl 2.0e? Beam will run north/south. The first six ft on north end supports 12 ft on west side to ex… read more
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Spanning 20' outside [email protected] pool no support in this area.
spanning 20' outside [email protected] pool no support in this area. whats the smallest laminated timber needed to support 2" x 10" x 16' rafters with 3/4" tongue and groove decking with composition shingles… read more
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Pearl, I need beam sizing done. Clerestory roof; 24'w x 30'
Hi, Pearl, I need beam sizing done. Clerestory roof; 24'w x 30' l; 4/12 pitch; 100psf ground snow load; beam supporting roof is 30'long with bearing at both ends, 6'-6" in from east end, 9'-10" from w… read more
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Can I use a 6x6 fur beam rafter that spans 14' with a 2'
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Looking to split the load of a single lally across two
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I have to span 20 feet to support the roof and ceiling. The
I have to span 20 feet to support the roof and ceiling. The open area is 20' x 17'. I have calculated the dead load weight of all the roof and ceiling materials at 3,350 lbs or 10.5 lbs/sq ft. What si… read more
walkereng
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I am looking to make a flat roof with a pitch of 5 degrees
Hi I am looking to make a flat roof with a pitch of 5 degrees for an agricultural building, I need a 7.75mtr open span I was looking at placing 5 x 203 x 133mm x 25 x 8mtr beams across at 1.25 centres… read more
StructuralEng
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I wish to use 2x6 T&G Decking over 4x10s (spanning 12 ft) on
I wish to use 2x6 T&G Decking over 4x10s (spanning 12 ft) on a 3/12 pitched roof (deck) overhang in the Pacific Northwest west of the Cascade Mtn. range. Question: Spacing of 4x10s...How close do the … read more
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What is the most shallow joist of any common building material
What is the shallowest joist of any common building material that will span 8, 11, 13, 14, and 22 feet in a 2.5 story home built in 1900? I need to span 8, 11, 13, 14, and 22 feet from the foundation … read more
StructuralEng
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we want to build a lean to roof (metal) off the side of our
we want to build a lean to roof (metal) off the side of our detached garage. The roof will be 60 feet long with I'm guessing a span of 18-20 feet. The cement pad it is covering is 16 feet wide. I saw … read more
walkereng
walkereng
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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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