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Structural steel for bridge. Want to erect private bridge
want to erect private bridge across creek to my land. I have a disassembled 50 yr old bridge from another site that has three 42 ft 12X35 beams, with wood decking. It has two sets of intermediate pipe posts at 21 ft centers on the outer beams. However I need to span 25-30 feet creek. Will these 3 beams, if clear spaned 30 ft, carry weight of a slow moving car up to small fire truck? … read more
walkereng
walkereng
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Need info for budgeting small bridge over side residential
need info for budgeting small bridge over side residential dirt driveway. … read more
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I need to know the size of beam I need for a small bridge
i need to know the size of beam I need for a small bridge construction. The span is 12 meters, 2 beams, wood decking of 2 x 6 x 4 feet. I will pass; ATV (500 lbs) with small trailer et 2 adults. … read more
PaulP324
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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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What size beams for 20 ft bridge to carry 75000lbs. Wood
what size beams for 20 ft bridge to carry 75000lbs … read more
walkereng
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I need to bridge a small creek that is 18feet wide. Traffic
I need to bridge a small creek that is 18feet wide. Traffic will be tractor and towed implements and farm trucks. … read more
walkereng
walkereng
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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
walkereng
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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
StructuralEng
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Building a bridge, 20 foot span with a concrete deck, needs
building a bridge , 20 foot span with a concrete deck , needs to support up to 60000lbs would 4 I beams with a 12 inch web be able to carry the load … read more
StructuralEng
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I need a 2 I-beam with x bracing style bridge built to span
I need a 2 I-beam with x bracing style bridge built to span a 34 foot creek, and hold a 70,000 lbs load. How do I know what size beams to use? … read more
StructuralEng
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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
StructuralEng
StructuralEng
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I want to know the steel beam size and spacing to build a
Hello, I want to know the steel beam size and spacing to build a bridge over a 30' crossing. This will be private, sporadic use, for trucks and tractors, max weight 20,000 lbs, would like a 2” thick w… read more
walkereng
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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 building a bridge over a dry creek on my property. I
Hello, I am building a bridge over a dry creek on my property. I would like to use two W beams with cross bracing and diagonal support. The span is 28 - 30 ft. Can you tell me what size beams I would … read more
StructuralEng
StructuralEng
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I have 3 w24x84 I beams that are 39 feet that I plan to use
I have 3 w24x84 I beams that are 39 feet long that I plan to use to build a bridge. How much weight will they hold?… read more
StructuralEng
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We had a support wash out and the middle section of a bridge
We had a support wash out and the middle section of a bridge collapsed since support tipped over into creek. Only lost one concrete support. The bridge consisted of a 30ft and a 15 ft span. One of the… read more
StructuralEng
StructuralEng
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I have a small driveway bridge spanning a small creek with
I have a small driveway bridge spanning a small creek with the following dimensions and materials: 22' Span between concrete buttresses, 14' wide, single lane travel in center I asked the previous own… read more
StructuralEng
StructuralEng
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Bachelor's Degree
8,463 satisfied customers
hello I am spaning a ditch 40 feet and am going to use 6 I
hello I am spaning a ditch 40 feet and am going to use 6 I beams 14 inches tall by 8 inches wide, center rib is half inch. will it carry the weight of semi traffic. this for my home, xxxxx… read more
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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