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I just bought two S20x66# I beams that were formerly used as
I just bought two S20x66# ***** beams that were formerly used as the support for a roof top water tank in an old building. I'd like to use them for bridge girders on a small bridge that we're going to… read more
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I have a cold storage cellar made of 10" concrete block with
Hi, I have a cold storage cellar made of 10" concrete block with outside dimensions of 8.5ft x 14.5 ft. I want to run a steel girder down the center of the length in order to support a corrugated stee… read more
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I'm planning to build a girder bridge across a creek in my
I'm planning to build a girder bridge across a creek in my back yard. I would like to use steel or aluminum I beams to span the creek, supported by a concrete abutment on either end. The span would be… read more
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I am planning on building a 25ft x16ft wide bridge. The
I am planning on building a 25ft long x16ft wide bridge. The bridge will be resting on 24 inch concrete walls and will span a small creek. I am trying to determine what size steel beams I will need to… read more
StructuralEng
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I am constructing an 8 foot wide by 30 foot span bridge that
I am constructing an 8 foot wide by 30 foot span bridge that needs to carry a maximum load of 20,000 lb. I was planning on using 6 - 8" steel I beams on 19.2 inch centers with expanded metal floor. Th… read more
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I want to build a bridge across a creek with a span of 26'
I want to build a bridge across a creek with a span of 26' with no center support. I have oak trees capable of making 6", 8", 10" or thicker girders x 24" deep. I was going to put 5 girders 2 ft on ce… read more
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Earlier today I had asked a question about steel beams size
Hi, earlier today I had asked a question about steel beams size under a bridge. The bridge is 40' x 14' single span. I had the weight load wrong. It is to be a thirty ton bridge. What is the size and … read more
StructuralEng
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I have a question about a small 30' span bridge. It will be
It will be used as a bridge to access land so it will need to support the weight of a concrete truck, and we plan to do some logging too. It will have a wood deck. … read more
StructuralEng
StructuralEng
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I'm wanting to build a bridge girder out of concrete and
I'm wanting to build a bridge girder out of concrete and rebar but need to know how big I need to make it. … read more
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Building a bridge supported by steel ibeams with cast in
Building a bridge supported by steel ibeams with cast in place deck on top … read more
StructuralEng
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I'm needing to build a vehicular bridge over a creek. I'm
I'm needing to build a vehicular bridge over a creek. I'm wondering what size W flange steel beams I'd need for a loaded cement truck and what type of decking material is recommended for that as well … read more
StructuralEng
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I am building a bridge that will span 16 feet from stem wall
I am building a bridge that will span 16 feet from stem wall to stem wall with concrete deck. What size steel beam do I need. I was going to use 4 831 beams over 16 foot width … read more
StructuralEng
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32 ft, to bear 70,000lb load as bridge. I have a gully
I have a gully spanned by three steel I-beams 24in web with 13in plates spanning 32 ft with 6in steel reinforced concrete road face 12 ft wide. what is it's carrying capacity, roughly. … read more
StructuralEng
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I am trying to determine the beam size needed for a small bridge.
I am trying to determine the beam size needed for a small bridge. Bridge length is 36', supporting concrete deck panels of 6'x 36' (3 panels at 6' x 12' each). Each panel weighs approx 10,500# XXXXX s… read more
walkereng
walkereng
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I want to span 100 feet, with columns spaced 40 feet on center,
I want to span 100 feet, with columns spaced 40 feet on center, and HS-25 loading on top (heavy trucks). Deck slab is 10 inches thick, and girder depth is 7 feet, 4 feet wide, tapering to 6 feet deep … read more
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We have to replace an 8 tall culvert that washed out in a
We have to replace an 8' tall culvert that washed out in a flash flood. We have decided to build a bridge across the creek. The span from end to end is 25'. We are thinking of using 4 ea, wide flange … read more
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I just need to know an approx. load capacity of a steel I beam
I just need to know an approx. load capacity of a steel I beam (WS 18x50). Actually, how many beams would be needed for a private bridge, with the most load being a concrete truck. Span is 45FT.… read more
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walkereng
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I have a old bridge with 9- 6 inch by 17 inches tall 1/2 inch
I have a old bridge with 9- 6 inch by 17 inches tall 1/2 inch web on a 36 foot span bridge and need to get a 200,000 lb load on a 30foot axle spread across it. will the bridge with a cement deck hold … 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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