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I'm building a sloped patio cover and I'm trying to
Hello, I'm building a sloped patio cover and I'm trying to determine rafter spacing. Rafters attach to ledger on side of house and rest on top of a 4"x12" beam on the other end. The span between the h… read more
PaulH471
PaulH471
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Associate Degree
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I'm looking at building a modern looking Pergola. The size
Good Day,I'm looking at building a modern looking Pergola. The size of the pergola would be 10 feet by 20 feet rectangle. The lumber in this area readily available is Douglas Fir from the big box stor… read more
walkereng
walkereng
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I am building a patio cover and need to know is I am using
I am building a patio cover and need to know is I am using the correct post and beam to hold the weight. Span is 10' 8" and 12' long. I plan on using 4x6 post and 4x8 beam with 2'x8"x12' joist. Will t… read more
StructuralEng
StructuralEng
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Bachelor's Degree
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Wanting to build an outdoor roof with 1/2" OSB, tar paper,
Wanting to build an outdoor roof with 1/2" OSB, tar paper, shingles, Coverage area is 19'x23'. Using three(3) 8"x8"x10' posts in the front and seven(7) 8"x8"x9' posts at the year. Spanning the front p… read more
StructuralEng
StructuralEng
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I am looking to build a patio roof structure free standing.
Hello I am looking to build a patio roof structure free standing. The over all size is 18' wide by 27' long. I have a few questions.1) What size posts should I use? Also, what footing or connection fo… read more
walkereng
walkereng
Consultant
Bachelor's Degree
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We are planning a 10X16 foot Deck suspended off a ledger
We are planning a 10X16 foot Deck suspended off a ledger board on the house. It will be supported on the other side by (4) 6X6 Posts with a 6X8 Beam on top. I would like to know how large a footing is… read more
StructuralEng
StructuralEng
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Bachelor's Degree
9,772 satisfied customers
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
Consultant
Bachelor's Degree
9,772 satisfied customers
I'm building a 12'x16' patio and want to use a 4x8x12' DF
I'm building a 12'x16' patio and want to use a 4x8x12' DF prime #1 cross member @ 8 ft o.c. to support a short post which will in turn pick up a 2x8 ridge beam. Will the 4x8 work at the 12' bearing to… read more
walkereng
walkereng
Consultant
Bachelor's Degree
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I have a patio attached to my house which is 17' deep x 28'
I have a wood patio attached to my house which is 17' deep x 28' wide." There are four 4"x6"x8' posts, one on each corner and the other two equally spaced apart. The posts are about 7' apart. On top o… read more
walkereng
walkereng
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Bachelor's Degree
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Question: Architect plan calls 2x12's ML as a header
Question: Architect plan calls for 2 2x12's ML as a header for a span of 8 feet, for a new 3 panel Andersen patio door. The header will also help support a new story to be added above. What size steel… read more
StructuralEng
StructuralEng
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Bachelor's Degree
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I have a 5' x 20' deck/balcony that is supported via engineered
I have a 5' x 20' deck/balcony that is supported via engineered 2"x8" I beam style wood joists. These joists extend out "cantilever" from the upper floor level of my house approximately 60" and are to… read more
StructuralEng
StructuralEng
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Bachelor's Degree
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Hi, here's my question. I built a patio cover/deck, 16' across
Hi, here's my question. I built a patio cover/deck, 16' across and 12' out from the house. The ledger board is lag bolted directly to the wall studs(removed the stucco), used 4"x8"' joints 16" on Cent… read more
StructuralEng
StructuralEng
Consultant
Bachelor's Degree
9,772 satisfied customers
I'm building a 12'x12' sunroom in Louisiana. The piers must
I'm building a 12'x12' sunroom in Louisiana. The piers must be 24" deep. I plan on using 2"x8" floor joists on 16" centers. Assuming there is no cantilever. How many and what size beams do I need?… read more
StructuralEng
StructuralEng
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Bachelor's Degree
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For a small gazebo with a 3/12 pitch asphalt shingle hip roof,
For a small gazebo with a 3/12 pitch asphalt shingle hip roof, 4 - 6x6 posts with a 8' span between, what size beam should i use?… read more
walkereng
walkereng
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Bachelor's Degree
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I have a rectangular room which is 20 feet long by 16 feet
I have a rectangular room which is 20 feet long by 16 feet wide. I would like to build a loft on one end of the room that has a very high ceiling, 18 feet. The loft wood be 16 feet wide by 6 feet in d… read more
walkereng
walkereng
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Bachelor's Degree
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Hello, Im framing a screened in porch over my deck. The deck
Hello, I'm framing a screened in porch over my deck. The deck is 18' L X 12' W supported with a 2 x 10 ledger thru bolted every 16-20" passing through concrete block with backer board. There are also … read more
walkereng
walkereng
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Hi again, based on the beam sizes you provided me, can I get
Hi again, based on the beam sizes you provided me, can I get away with no interier ceiling joists ? Maybe I can add a simple 2"x4" x 3' collar to each rafter and be OK ? Thanks,… read more
walkereng
walkereng
Consultant
Bachelor's Degree
4,728 satisfied customers
I want to install 2 "I" beams standing on end to support a
I want to install 2 "I" beams standing on end to support a Laminated wood beam 5.5" x 21" x 30'. There will be 3 Laminated wood beams 10' apart, all supported by there own set of "I" beams standing on… read more
StructuralEng
StructuralEng
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Bachelor's Degree
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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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