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Would like to install a window in the opening. Window is 12
would like to install a window in the opening. Window is 12 x 48. The opening between the two 2x4 uprights is 60". Is the existing 4x4 header sufficient or do I need to add a 4x6?… read more
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walkereng
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I am going to replace an A-frame swingset, but in the
I am going to replace an A-frame swingset, but in the process expand the span. Current structure (from manufacturer) is a 4x6 beam across a 10 foot span, supported by "A"s made from 4x4s. I want to in… read more
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I want to build a 18 deep by 30 wide porch free standing in
I want to build a 18 deep by 30 wide porch free standing in front of house was told that I would have to put post 5'9" apart to bolt my 2x8 frame to if I use a 30ft LVL what is my span between post an… read more
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Beam to span 26ft to hold the back of my house assuming
Beam to span 26ft to hold the back of my house assuming normal limits … read more
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I have a patio roof structure with 2x6 roof joists 12" oc
I have a patio roof structure with 2x6 roof joists 12" oc and a 4x6 main beam on the 4x4 posts. The posts are 6 ft oc. Is the 4x6 beam ok? … read more
StructuralEng
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Would like to replace sagging header of 15 ft and other
Would like to replace sagging header of 15 ft and other online header of 11 ft with one beam to span the entire 26 ft between exterior walls. We get some snow and ice in Kansas City. But Only attic an… read more
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I have come to this site many times, so now I think I will
I have come to this site many times, so now I think I will give it a shot. … read more
StructuralEng
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I'm building a porch, it morphed from a deck to a enclosed
I'm building a porch, it morphed from a deck to a enclosed porch (my wife"s wishes) The 2x10 16 ioc floor joists are cantilevered 24 inches and span 8 feet between supports. The floor will be wall and… read more
StructuralEng
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I have a home renovation project. I am removing a load
I am removing a load bearing wall. It spans 225 inches and supports 5 feet of simple joist (16 inch on center) and OSB sheathing, asphalt shingles on one side and 7 feet of hip roof simple truss 5/12 slope roof on the other side.… read more
StructuralEng
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I have an old redwood barn. I'm working on one wing that is
I have an old redwood barn. I'm working on one wing that is 45ft x 16.3. It has a shed roof spanning the 16.5 foot width. Rafters sit on a top plate at 8ft. and rise to 16ft over the span.I want to pl… read more
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I am designing a redwood deck, 24 X 12, highest point 9 ft
I am designing a redwood deck, 24 X 12, highest point 9 ft AGL. Location is at 4000 ft in Sierra foothills. Deck will have 2X6 redwood on 2X8 joists (2 foot spacing) attached to ledger on house. 3 row… read more
StructuralEng
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I need to replace an 8x8 porch sill. It is an 1857 house,
I need to replace an 8x8 porch sill. It is an 1857 house, and that is the size of 2 sills I don't need to replace. Can I use 8x8 treated yellow pine? The spans are 10, 12, and 10 feet. Load is floor j… read more
StructuralEng
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I have a porch roof that was recently constructed by local
I have a porch roof that was recently constructed by local contractor that failed inspection. The roof is 6'6" deep and spans the width of the house and the main girder consists of 2 2"x8"s and a 1/2"… read more
StructuralEng
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Trying to figure size of beam ( or aluminum or steel wrapped
Trying to figure size of beam (wood or aluminum or steel wrapped with Azek needed to span 22 feet between two posts (8" square". Total length of beam will be 25 ft to allow for lookouts each end. This… read more
StructuralEng
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I have an outside wall that I am knocking out to gain access
I have an outside wall that I am knocking out to gain access to a new addition. It currently has a 4x4 top plate supported by 4x4's every 4 feet (it was once a porch). I wish to remove the two 4x4 sup… read more
StructuralEng
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I would like to remove a post in center of a 6x12x18ft, beam
I would like to remove a post in center of a 6x12x18ft, beam in kitchen, hold upstairs bedroom wall, can I replace standard doug fur 6x12x18 beam with 6x12x18 glue lam beam and then remove middle post… read more
StructuralEng
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Im building a screened porch over my 20 x 24 patio that
I'm building a screened porch over my 20' x 24' patio that services my "walk-out" basement. The porch will also be 20'x24' and will be 9' above the patio on elevation with the main level of the house.… read more
StructuralEng
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I have an existing porch roof over my front deck which is attached
I have an existing porch roof over my front deck which is attached to the house. It is 26 feet long and comes out from the house 4 feet on a 12 ft section and 7 feet for a 14 ft section. It is support… 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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