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I need a build a bridge across a small river using I beams.
Hi! I need a build a bridge across a small river using I beams. I am trying to find a chart of allowable loads for W beams with a span of 60 ft. This seems like a very wide span and I don't know if it… read more
StructuralEng
StructuralEng
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What size of I beams are required to support roughly 1000
What size of I beams are required to support roughly 1000 pounds on a walking bridge spanning 27 feet?… read more
walkereng
walkereng
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Want to span 8' creek on residential driveway bridge. Want
Want to span 8' creek on residential driveway bridge. Want to carry up to 4 ton vehicle load. Can I do it with multiple 6" I beams and 6" reinforced concrete. What size beam would I need?… read more
walkereng
walkereng
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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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We need a bridge to cross a small creek to access our cottage.
We need a bridge to cross a small creek to access our cottage. From support to support the span would be about 25 ft, but max span would be 30 ft. Normal load would be our car at about 4500 lbs max, b… read more
walkereng
walkereng
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Hi I need to build a bridge that is 10 x 20 I can have
Hi I need to build a bridge that is 10' x 20' I can have 6-inch 8 inch or 12 inch concrete supporting columns every 2 1/2. These will be running the length of the bridge 20 feet I have a span with of … read more
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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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Hello - I have a creek on my private property that we previously
Hello - I have a creek on my private property that we previously had a timber bridge, but sadly it was burnt during a fire. I am the process of researching the needed supplies to rebuild the bridge an… read more
StructuralEng
StructuralEng
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I need to build a bridge to free span a Creek thats 50 feet
I need to build a bridge to free span a Creek that's 50 feet wide and would like to use 3 or 4 wide flange I beams 60 foot long. I only need to support the wood decking (4x12 x10') and 20,000 lb at th… read more
walkereng
walkereng
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Im building a 35 ft. bridge 12 ft. wide that needs to hold
I'm building a 35 ft. bridge 12 ft. wide that needs to hold 65,000 gvw. What size I beams do I need?… read more
walkereng
walkereng
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I need to build a 20 foot bridge that will support a maximum
I need to build a 20 foot bridge that will support a maximum of 15,000 lbs (dump truck). What size and how many I beams would I need for this?… read more
walkereng
walkereng
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My bridge was washed out in the recent Colorado floods. I have
My bridge was washed out in the recent Colorado floods. I have a gorge that is about 25 feet wide that I need to span. I would like to build a 10' wide bridge using 3 H-beams (one on each edge and one… read more
walkereng
walkereng
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My question is about the load capacity of a bridge which gives
My question is about the load capacity of a bridge which gives access to my property. There is a wood framed caisson at each end of the bridge made of 8" X 8" treated timbers filled with large sharp e… read more
StructuralEng
StructuralEng
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Bachelor's Degree
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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
StructuralEng
StructuralEng
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I have the following: An elevated deck with the following
I have the following: An elevated deck with the following characteristics: 1. foot print: 15 ft wide by 8 ft deep (120 sq ft) 2. elevated about 9 ft off ground (flat balcony deck over porch entrance) … 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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In general terms: with a simple I beam vehicle bridge 40 ft.
In general terms: with a simple I beam vehicle bridge 40 ft. long x 10 ft. wide supported at each end on Concrete with a wood Deck carrying max load of single axle dump truck GVW of 33000 lbs., how de… read more
StructuralEng
StructuralEng
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I need to build a bridge over a creek on my property. The span
I need to build a bridge over a creek on my property. The span will be 85 feet, and the bridge needs to carry the weight of a full concrete truck (~80,000 lbs). What size, and how many steel I-beams a… read more
StructuralEng
StructuralEng
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Bachelor's Degree
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