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Building a pergola and want to use a 6x12 beam spanning 19
Second opinion] building a pergola and want to use a 6x12 beam spanning 19 feet. Only load will be the 1x4s connected to it every 4 inches. length of 1x4 is 11 feet and connected to another 6x12 on th… read more
walkereng
walkereng
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Between my first and second story 6'x12' cantilever beams
Between my first and second story 6'x12' cantilever beams stick out to support a 5' wide deck. (the deck joists are 2'x8' on 15' centers with a 10' span between beams and the deck is only used to wash… read more
StructuralEng
StructuralEng
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For an open pergola with no live load, I want to know if a
For an open pergola with no live load, I want to know if a 6x12 cedar beam will span 17'-8" between two 6x6 columns, with 2' overhang on each side - i.e. total length of beam is 21' 8". It will be sup… read more
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I'm wanting a free-standing pergola, rough red cedar, 18' x
I'm wanting a free-standing pergola, rough red cedar, 18' x 12', 8”x8” cedar posts. Trying to get the absolute max span between posts on the 18' span. Could make it 16' x 12' if it gets me to two post… read more
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21ft, 11inch I-Beam × 8in × 4.150, .5 web, 300 out .610"
21ft, 11inch I-Beam × 8in × 4.150, .5 web, 300 out .610" near center ibeam … read more
StructuralEng
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I'm removing 2 posts inside living room and other side
I'm removing 2 posts inside living room and other side kitchen. The posts support a 8 x13 hearder. I want to remove posts and expand 5 more feet totally 18 feet. What size beam should I use..… read more
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walkereng
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Sure. I building a pergola, timber framed style. I have 12'
Sure. I building a pergola, timber framed style. I have 12' span and plan on using 6X6 timber western red cedar beams. My calculations is that such beams will handle 1200lbs each. or 2400lbs combined … read more
StructuralEng
StructuralEng
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I have a two-story Cape 1100 square feet on the ground
I have a two-story Cape Cod 1100 square feet on the ground floor. The living room load-bearing beam needs to be repaired. It needs to be raised about a quarter to three quarters of an inch. Is there a… read more
StructuralEng
StructuralEng
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My daughter-in-law wants to open up her living room. This is
My daughter-in-law wants to open up her living room. This is a 50 year old, single story, simple-design house. She wants to remove the center load-bearing wall, and open up the area which will be 22 a… read more
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Can I use a 6'x12' cedar post for a blind heading in the
Can I use a 6'x12' cedar post for a blind heading in the attic. The span is 30 foot. The cedar beam will be at the 20' mark … read more
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StructuralEng
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I have a ranch style house where the length is 50 feet,
I have a ranch style house where the length is 50 feet, width is 22 feet. The beam that runs the 50 feet is a 3-ply 2x10 beam with lally post every 6 feet across the entire 50 feet. It supports the 2x… read more
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StructuralEng
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Looking to make a beam that will span 28 feet. What size
Looking to make a wood beam that will span 28 feet. What size pine lumber should I use? For instance, 4 pieces of 2" x 12"?… read more
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I had a second floor put on my house 15 years ago. I noticed
I had a second floor put on my house 15 years ago. I noticed signs of stress on the main beam in the basement. It's a built up beam of three 2 x 8s. A structural engineer suggested bolting a 7.25 x 1.… read more
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StructuralEng
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I have a 4x12 douglas fir beam 15ft span. There is dry rot
I have a 4x12 douglas fir beam 15ft span. There is dry rot in the lower 2 inches for a distance of 2 ft. I was thinking of cutting down the 4x12 beam to make a 4x8 beam and then bolt a 4x4 beam to it … read more
StructuralEng
StructuralEng
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I would like to build a western cedar structure with 6"x6"
I would like to build a western cedar structure with 6"x6" or 6"x8" posts and beams. The posts will be 8' tall, the beams will be 15' and 13' long. In the middle of the 13' beam, a 4' 6"x6" post will … read more
walkereng
walkereng
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I need to hang a 2500 lb object. The beam to hang this is 5-
I need to hang a 2500 lb object. The beam to hang this is 5'- 0" long, supported on each end. Can I use 4-2 x 12's thru bolted with 1/2" bolts every 18", or what should I use?… read more
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StructuralEng
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We are trying to beef up a 22 foot span beam in the center
We are trying to beef up a 22 foot span beam in the center of a small house. The beam currently has a steel post at the halfway point (11 feet) which we want to remove. The span is currently just 2 ea… read more
StructuralEng
StructuralEng
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we have a double P lam beam approximately 13 ft. in length,
we have a double P lam beam approximately 13 ft. in length, 10 inches wide. 5 ft. 6 inches from one end, there is an area that is damaged by rot which is 6 inches by 6 inches and about a half-inch dee… 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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