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I want to build rafters using red cedar 4 x 4 x12'.over a
i want to build rafters using red cedar 4 x 4 x12'.over a patio with of building is 17Ft any suggestions wanting to use cedar for the look … read more
PaulH471
PaulH471
Construction Manager
Associate Degree
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I am building an attached patio roof (ledger board attached
I am building an attached patio roof (ledger board attached to the side of the house).The 8x8 posts will be installed on footings approx 13.5' out from the house.The width of the roof will be 18'.If I… read more
walkereng
walkereng
Consultant
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Planning a patio cover for a 14 ft wide patio. Want to use
Planning a patio cover for a 14 ft wide patio. Want to use an I Beam (alum or steel) for the header, that would sit on top of 2 6x6 cedar posts. The cover will be approx 16x11 ft. Question: what size … read more
walkereng
walkereng
Consultant
Bachelor's Degree
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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
walkereng
walkereng
Consultant
Bachelor's Degree
5,076 satisfied customers
Looking to build a Western Red Cedar pergola measuring
Looking to build a Western Red Cedar pergola measuring 17'x12.5' covered with corrugated polycarbonate on my raised deck using a 4'x8'x17 ledger mounted to my stuco house, two 4'x8'x20' posts and … read more
StructuralEng
StructuralEng
Consultant
Bachelor's Degree
9,772 satisfied customers
I am building a covered patio roof and have a span of 16
I am building a covered patio roof and have a span of 16 feet between each support column. I need to know what size beams I need to support the 16 foot span. … read more
walkereng
walkereng
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Bachelor's Degree
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Need max. rafter spacing for cathedral ceiling, exposed
need max. rafter spacing for cathedral ceiling, exposed rafters on ridge beam w/2x6 fir decking over top; not sure whether to use 4x6 or 4x8 rafters, both Douglas fir #2 or better; the span is 12 ft. … read more
StructuralEng
StructuralEng
Consultant
Bachelor's Degree
9,772 satisfied customers
I need help sizing beams for a cedar patio cover. The
Hi, I need help sizing beams for a cedar patio cover … read more
StructuralEng
StructuralEng
Consultant
Bachelor's Degree
9,772 satisfied customers
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
5,076 satisfied customers
We have are opening area between kitchen and living room.
We have are opening area between kitchen and living room. The area is 19' x 18'. We need to put beam support to cover opening 19' area. My contractor place a 4"x12" x 20' with joist every 2'. Its on l… read more
walkereng
walkereng
Consultant
Bachelor's Degree
5,076 satisfied customers
Planning to vault a ceiling in a 24' (clear span) x 28'
Planning to vault a ceiling in a 24' (clear span) x 28' total span room. Current roof structure is 2x6 rafters 16" oc. Hoping to install douglas fir ridge beam with support framing from concrete found… read more
StructuralEng
StructuralEng
Consultant
Bachelor's Degree
9,772 satisfied customers
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
Consultant
Bachelor's Degree
9,772 satisfied customers
Can I use a 6x6 fur beam rafter that spans 14' with a 2'
Can I use a 6x6 Douglas fur beam for a rafter that spans 14' with a 2' over hang? Snow load of 30 lbs and using T&G 2x6 for the roof, it's for an outdoor patio cover.… read more
StructuralEng
StructuralEng
Consultant
Bachelor's Degree
9,772 satisfied customers
I am building a 12 deep x 35 long porch roof; the longest
I am building a 12' deep x 35' long porch roof; the longest span is 12' between 6x6 columns. What is the smallest dimensional lumber I can get away with using for the beam? Thanks.… read more
walkereng
walkereng
Consultant
Bachelor's Degree
5,076 satisfied customers
I am going to build an 18.6 x 12 wood frame storage shed.
I am going to build an 18.6 x 12 wood frame storage shed. I want to use 2 ea. 2 x 6 for the roof beam (no trusses). The rafters are to be on 16 in. centers. The roof covering will be 1/2 in. plywood, … read more
StructuralEng
StructuralEng
Consultant
Bachelor's Degree
9,772 satisfied customers
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
Consultant
Bachelor's Degree
9,772 satisfied customers
I would like to replace a structural post in the middle of
I would like to replace a structural post in the middle of a wall. The structural post I'm replacing is now 4 vertical - 2x6's holding up the roof trusses for this 11 foot span. I would like to place … read more
walkereng
walkereng
Consultant
Bachelor's Degree
5,076 satisfied customers
Cedar roof beams with a 4:12 slope 4-feet on center spanning
Cedar roof beams with a 4:12 slope 4-feet on center spanning 8-feet with 2x6 T&G roof decking with clay tile roofing. Overhang is 2-feet.… read more
walkereng
walkereng
Consultant
Bachelor's Degree
5,076 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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