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Im installing a new shower pan. There is a TJI Joist
Im installing a new shower pan. There is a TJI Joist underneath of whereby I would need to cut 7/8 into top right section of the 2 1/4" wide top of the TJI. Is this allowable? Can I put a sister 2x12 … read more
StructuralEng
StructuralEng
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If I take an 18 inch steel I beam - split it lengthwise (ie:
If I take an 18 inch steel I beam - split it lengthwise (ie: two 9 inch wide - long T's) - then bolt or weld the two pieces together....do they have the same approximately load bearing capacity? My 18… read more
Peter Lavallee
Peter Lavallee
Principal Engineer
Masters of Civil Engineering
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I am remodeling a home and found a 5" x 12" glulam beam with
I am remodeling a home and found a 5" x 12" glulam beam with span of about 22 feet. It has two 2.5" holes. … read more
walkereng
walkereng
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Looking to remove a lolly column in my basement. Steel I
Customer: Hi. ***** *****. Looking to remove a lolly column in my basement. Steel I beam runs from the foundation, over said lolly to a second lolly. Its a lightweight beam 12 inch. The total span is … read more
StructuralEng
StructuralEng
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I have questions regarding bolting wood to the web of a grade 50 W8x31
I have questions regarding bolting wood to the web of a grade 50 W8x31 steel beam so that joist hangers can be nailed flush for the floor joists. I am planning to use 9/16" holes drilled in the web to… read more
StructuralEng
StructuralEng
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Id like to build a 7 wide, 20 span bridge over a seasonal
I'd like to build a 7' wide, 20' span bridge over a seasonal creek bed. The top deck will be 4 x 8 redwood planks. I'd like to use three (or four if needed?) minimum height steel I beam girders. Can y… read more
walkereng
walkereng
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For a 14 x 8in. W-43 I-beam that is 30 feet long and supported
For a 14 x 8in. W-43 I-beam that is 30 feet long and supported at each end, I would like to attach a wooden 2 x 8 ledger to the web in a 10 foot section starting at one of the ends of the beam. I woul… read more
StructuralEng
StructuralEng
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I want to build a bridge across a small creek to support a
I want to build a bridge across a small creek to support a garden tractor using two steel I beams. The tractor weighs 4000 lbs the span would be 28ft without any center support. what size beams are ne… read more
walkereng
walkereng
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I am having a steel beam barn built. They are using drill
I am having a steel beam barn built. They are using drill stem pipe for the the structural poles, every 20 feet. The barn will be 60' x 80'. They bored holes into the ground at each steel pole locatio… read more
walkereng
walkereng
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want to attach a electric wench to an aluminum I beam H=10"
want to attach a electric wench to an aluminum I beam H=10" W=6" total lenght is 10'. The beam would be drilled in 4 places to bolt the wench to it. The beam will be used to wench duct work weighing a… read more
StructuralEng
StructuralEng
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hello. I have a 2 story 36x30 detached garage. It has a healthy
hello. I have a 2 story 36x30 detached garage. It has a healthy (approx 24 inches) I bean that runs horizontially. On one end the I beam sits on a 5 1/2 x 5 1/2 wooden post that goes to the floor. On … read more
walkereng
walkereng
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Bachelor's Degree
2,769 satisfied customers
Hi I need to build a bridge across a brook on my farm. I have
Hi I need to build a bridge across a brook on my farm. I have a farm tractor that weighs 4000 lbs. I have a backhoe that weighs 6.5 tons. I have already placed 4 "mafia blocks" (2 on each side) as foo… read more
walkereng
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I was replacing a lamp on my basement ceiling... one thing
I was replacing a lamp on my basement ceiling... one thing I noticed is that there is about a 1 1/2" hole drilled through the lower flange on one of the i joists.. How bad is this? Is there a way to r… read more
StructuralEng
StructuralEng
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I need to build a residential wood-top bridge to span a small
I need to build a residential wood-top bridge to span a small stream. The bridge will be one lane, leading from a driveway to a parking spot and needs to support a car/single axle delivery truck. The … read more
walkereng
walkereng
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Bachelor's Degree
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I am removing a interior(load bearing) wall to open two rooms
I am removing a interior(load bearing) wall to open two rooms together. It will have an eyebrow type arch at the top and decorative columns inside supported span. This wall supports the second floor. … read more
StructuralEng
StructuralEng
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I have a 10 ton demag overhead crane trolley and hoist ,I also
I have a 10 ton demag overhead crane trolley and hoist ,I also have the end trucks but not the bridge beam needed to span 50 feet across the crane bay. We own a fab shop and would to fabricate the bea… read more
StructuralEng
StructuralEng
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attic ridge beam23.1 feet long has a load of 1550 lbs per foot.
attic ridge beam23.1 feet long has a load of 1550 lbs per foot. its almost 30 feet in the air, so we have to do in wood or wood and steel if light and assemble-able in the air!… read more
StructuralEng
StructuralEng
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I need to fit a girder into a 9.5 inch high space to support
I need to fit a girder into a 9.5 inch high space to support only the second floor. There are 2x10 floor joists 15 feet long on each side of the girder which are 16" on center supported on their other… read more
walkereng
walkereng
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