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Need help with a beam calculation for an exterior 20 ft
need help with a beam calculation for an exterior 20 ft span … read more
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PaulP324
consulting engineer
MS
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I have a 24' x 4' front porch on my home. The home is a
Hello... I have a 24' x 4' front porch on my home. The home is a simple rectangle with an a-frame roof pitched down the front and back of the home. The porch is at the center, like it was carved into … read more
walkereng
walkereng
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I have a 15' span opening that opens up into the backyard
I have a 15' span opening that opens up into the backyard from the living room. What size 2 x do I use to support the roof on the 15' span? House is concrete block construction. … read more
StructuralEng
StructuralEng
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I have a truss floor system, 2x4, 14' in depth, 2' on center
Hello - I have a truss floor system, 2x4, 14' in depth, 2' on center on the second floor of the home. The room is quite large but already has a pool table in it for ten years with no issue. I am hopin… read more
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I have a clear span of 17'-10" where two patio doors used to
I have a clear span of 17'-10" where two patio doors used to be. There is a light wood truss roof frame system above. this is a residential application in New jersey. Would a 3 1/2" x 9 1/2" microllam LVL beam be adequate for this span? … read more
walkereng
walkereng
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I am removing an interior kitchen wall that was 10 feet. It
Hi I am removing an interior kitchen wall that was 10 feet long. It had a doorway in it that led into the kitchen. standard 2x 4 framed wall. There was no double 2x4s plate on top of the wall that ran… read more
StructuralEng
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Would a beam made of 3- 2x12s be enough to support a 14 foot
Would a beam made of 3- 2x12s be enough to support a 14 foot span? It is a single story home 32 feet wide with a 5-12 pitch roof? If not, what would you recommend?… read more
StructuralEng
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Bought a new house with a double garage 17 years ago. Inside
bought a new house with a double garage 17 years ago. Inside my garage there is an 8-18 steel beam spanning 20 feet with no center post. This beam supports approximately 10 prefabricated trusses which… read more
StructuralEng
StructuralEng
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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
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The lower floor back, exterior wall of the 2 story house buts
The lower floor back, exterior wall of the 2 story house buts an 8 ft porch which has a covered roof. The shed roof is attached to the house with a 6 and 12 pitch which is attached just below the upst… read more
StructuralEng
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I'm planning a remodel of my split level home. On the upper
I'm planning a remodel of my split level home. On the upper level, I'm planning to add onto the back of the house, and to remove two walls. The existing house dimensions are 36' wide, 28 ft deep. The … read more
walkereng
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I am removing 16 feet of 2"x4" structural wall in a ranch house.The
I am removing 16 feet of 2"x4" structural wall in a ranch house.The roof above is 2"x4" trusses with bracing on top of this wall. trusses are 2' centers. What size beam do I need to support this load?… read more
walkereng
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I want to remove an 11ft exterior wall of a bedroom and expand
I want to remove an 11ft exterior wall of a bedroom and expand the room out 5ft. The wall removed extends from the corner of the house. The roof trusses rest on this wall. I plan to install a temporar… read more
StructuralEng
StructuralEng
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how many feet can three 2x12 span without support from below? This beam is supporting a ro
how many feet can three 2x12 span without support from below? This beam is supporting a roof overhang formed by 2x4 trusses cantilevered over the exterior wall and resting on this beam about six feet … read more
StructuralEng
StructuralEng
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Hi there- I am looking to open up about 17 feet of an exterior
Hi there- I am looking to open up about 17' feet of an exterior wall of my kitchen in order to join it to a newly built addition. The exterior wall is on a cement block foundation, which is in good sh… read more
walkereng
walkereng
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I need to know what size steel beam and posts are needed to
I need to know what size steel beam and posts are needed to span 14 1/2 feet. This will be in the basement of a 2 story house roughly 40 x 42 in dimension with a center bearing wall, attic joist resti… read more
StructuralEng
StructuralEng
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Bachelor's Degree
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I am adding a 12x16 1 story room onto the back of my 2 story
I am adding a 12x16' 1 story room onto the back of my 2 story house. When finished, I want to take out the existing 16' span of exterior wall to open up into the new addition. How big will my beam hav… read more
walkereng
walkereng
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Bachelor's Degree
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I have a one story house with a truss roof approximately 50
I have a one story house with a truss roof approximately 50 x 30. There are 2 engineered beams that are glued together that run the length of the house. They are approximately 12 x 2 or (12 x4 total).… 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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