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A propane truck drove through my bridge. Am looking to
A propane truck drove through my bridge. Am looking to replace it but need to be sure the replacement can hold the new and likely full truck. The span is about 30 feet but we are thinking of using steel or aluminum to prebuild the bridge and then deck it on site. Will likely exceed the creek banks so probably 40 foot across. Can you tell me what we need for size of beams/stringers? … read more
walkereng
walkereng
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I am rebuilding a simple span bridge that failed. Original
I am rebuilding a simple span bridge that failed. Original was of wood constructing spanning 20 ft across a creek. It had concrete embankments with no center support.The concrete embankments are solid… read more
walkereng
walkereng
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I am building a small bridge across a creek, for personal
I am building a small bridge across a creek, for personal use to get my truck and tractor across the creek. I plan to pin both ends of parallel (70 inches apart) beams. What size steel W beams will be… 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
walkereng
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I am looking to build a residential bridge on my property
I am looking to build a residential bridge on my property over a creek in my yard. Only family and some friends will be walking across the bridge. We want to do a 6' x 30' bridge. The location does no… read more
walkereng
walkereng
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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
StructuralEng
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I would like to build a bride to span a creek. it would need
I would like to build a bride to span a creek. it would need a 22' span … read more
walkereng
walkereng
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I am building a 16 foot wide private bridge across a creek
I am building a 16 foot wide private bridge across a creek on my property. I will putting 4 42 foot steel beams across cement abutments. The steel beams will be bolted together by smaller beams and co… read more
StructuralEng
StructuralEng
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I want to build a lightweight bridge that's 60 feet 7 ft
I want to build a lightweight bridge that's 60 feet long 7 ft wide over a shallow River. I need to join 3 20-foot 12 inch wide flange I beams (40 pounds per linear foot) together. There would be two I… 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
walkereng
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Bachelor's Degree
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I'm building a bridge across a small creek for easier field
Hi, I'm building a bridge across a small creek for easier field access. The bridge will span 35' and be 10' wide consisting of 6 I beams on 24” centers. Maximum anticipated load will be 20000lb vehicl… read more
StructuralEng
StructuralEng
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I am designing a bridge over a shallow creek. The span is 9
I am designing a bridge over a shallow creek. The span is 9 feet. I will use five 12 foot 4x6 treated posts as horizontal joists on 24" spacing. The deck will be 8 foot 2x12s (treated). Will this be s… read more
StructuralEng
StructuralEng
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I'm wanting to build a 20' wide by 30' bridge over a creek.
I'm wanting to build a 20' wide by 30' long bridge over a creek. It will need hold 20000 lbs. I'm going to use 4x6 treated lumber as a driving surface. I want to use 4 w beams ( steel). Can you tell m… read more
StructuralEng
StructuralEng
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Will 3 12 x 35 I Beams, with a 50 foot span (this is for a
Will 3 12 x 35 I Beams, with a 50 foot span (this is for a bridge) support a 1500 pound horse or a standard ATV? … read more
StructuralEng
StructuralEng
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Need to build a 2 walking bridges across a creek span of 42
need to build a 2 walking bridges across a creek span of 42 feet for one and a span of 31 feet for the other. Thinking of using steel I beams, and building wood bridge on top. Need to know size of ste… read more
walkereng
walkereng
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Bachelor's Degree
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Im looking to build a bridge across a river. The span is
I'm looking to build a bridge across a river. The span is going to about 48 feet. I'm looking to use 2 X 12's two wide for each side of the bridge. I would stagger the beams on each side so they overl… read more
StructuralEng
StructuralEng
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Bachelor's Degree
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i need to build a simple bridge using 175x260 UV beams, they
i need to build a simple bridge using 175x260 UV beams, they will be supported on concrete pillars aprox 1000w x 2000L x 2200h, how much and what kind of reinforcing should i use in the concrete? the … read more
StructuralEng
StructuralEng
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I want to built a bridge over a small stream. My span will
I want to built a bridge over a small stream. My span will be 16'-0" give or take. I plan on building it 12' wide with steel I-beams 24" o.c. spanning the 16'-0" distance. I want to be able to drive a… read more
StructuralEng
StructuralEng
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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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