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Related Structural Engineering Questions
How far can I span 3- 2x12 beam, currently there is a load
currently there is a load bearing wall which runs through the center of the house holding up center of truss's… read more
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IA. I am replacing a load bearing wall ( typical wall
I am replacing a load bearing wall ( typical wall constructed of 2x4s on 16 inch centers). I am going to remove 13 linear feet and replace with beam and 4 posts. The posts will be spaced 3.5 feet from each end and 6 feet apart in the opening in the middle. So 2 posts on the far ends of opening, 2 posts 3.5 in from those posts leaving my largest span at 6 feet. What size posts and beam would be needed? … read more
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Second opinion] I have a 4.25 inch square wooden beam that
Second opinion] I have a 4.25 inch square wooden beam that is supported by a partial wall for half it's length. I intend to replace the beam but I am looking for ideas on how to strengthen the existin… read more
walkereng
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I've built a 10'x20' mezzanine in the backside of the garage
I've built a 10'x20' mezzanine in the backside of the garage I'm building. I wanted to span the 20' without a center support. I used 20' long 6” x1/4” thick structural channel iron with 4”x6” treated … read more
StructuralEng
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I have three 2X8 members nailed together spanning an 8 foot
I have three 2X8 members nailed together spanning an 8 foot gap. It's at the bottom of a basement staircase where the stairs end and turn 180 degrees into a short hall. One end of the beam is supporte… read more
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Two 20 foot W12x26, cantilevered 15' over water 12 feet
Two 20 foot W12x26, cantilevered 15' over water 12 feet apart with 2x6 treated planks At the land end about 6ft from bulkhead and 3'-6" below grade, concrete pad 5'x5'x3' deep supporting uplift forceB… read more
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I own a backsplit. I want a steel beam to replace 2x6
I own a backsplit. I want a steel beam to replace 2x6 supporting wall in basement. Span is 21 feet. Am fine with one or even 2 posts midway. Would like to get away with a 6 inch I beam. Is this ok. … read more
StructuralEng
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My house is 28 ft x 60 ft. Near the center of house is a
My house is 28 ft x 60 ft long. Near the center of house is a kitchen that is 12ftx16ft, with a load bearing wall between it and living room. The living room is 16ft x 16 ft. Between the two rooms is … read more
StructuralEng
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Another question on this. If I'm removing a wall and
Another question on this. If I'm removing a wall and supporting it with a W8X18 beam and each end of the beam will be supported by a 6X6 douglas fir no. 2 what sort of support should by under the 6X6 … read more
StructuralEng
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I'm really just looking to figure out what size beam I need
I'm really just looking to figure out what size beam I need to replace a load bearing wall. … read more
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I have steel beams in my basement. I am taking down some walls
I have steel beams in my basement. I am taking down some walls in a partially finished basement will I need support posts?… read more
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I have a trriple 2x8 header in the basement supporting a
I have a trriple 2x8 header in the basement supporting a load bearing wall above on the first floor. What is thee longest span I can have on this? I want to take out a center iron crank jack. Each end… read more
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Have a house built in the 50's 24x36, 2x8 floor joists on 2'
Have a house built in the 50's 24x36, 2x8 floor joists on 2' centers, 3-2x8's nailed together for center support on posts 10 ft apart. 2x4 walls with center support wall, 2x6 rafters 24" centered, 24"… read more
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So I have a floor that is made out of wopd ijoists. They all
So I have a floor that is made out of wopd ijoists. They all go from left to right accept at one spot there is one peace that is hung off the left to rights that goes straight ahead and it sits on the… read more
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I have 15 foot 2x6 joists in the attic, each end on a load
I have 15 foot 2x6 joists in the attic, each end on a load bearing wall. There is also an interior wall set in 5 feet from the outside load bearing wall. Is this interior wall likely necessary for hel… read more
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We have a beam in the basement of a small cape that we would
We have a beam in the basement of a small cape that we would like to strengthen enough to eliminate the 2 lally columns under it. It's made of 3 2x8s. Above it is the kitchen, and above the kitchen is… read more
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I have 1st floor interior structural wall that I want to put
I have 1st floor interior structural wall that I want to put in a six foot pantry door. I plan to put a header of a 4x6 wood beam (total length of 6 1/2 feet) next to the current wall (All joists will… read more
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Replace 2X4 load bearing basement wall.Open span of 22.5 feet.
Replace 2X4 load bearing basement wall.Open span of 22.5 feet. house width is 26 feet. Beam will support upper floor and roof. Standard shingle roof. 84 lumber says four 1.75 X 14 inch versa-lam panel… read more
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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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