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Related Structural Engineering Questions
What is the maximum single-point load capacity in pounds of
What is the maximum single-point load capacity in pounds of a wide flange steel beam (W12x26) that is 34-feet in length that is supported at each end on piers? The load is in the center of the beam 17… read more
walkereng
walkereng
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Bachelor's Degree
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How much can a 10 inch in height 4 in wide quarter inch
How much can a 10 inch in height 4 in wide quarter inch thick and 25 ft long h-beam and I have four of them underneath my bridge. What would be the weight capacity of my bridge that it can hold? … read more
walkereng
walkereng
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Bachelor's Degree
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Building a bridge for a small creek for vehicles and want to
Building a bridge for a small creek for vehicles and want to use 2 or more I Beams. Would like to determine load capacity for a 40ft wide flange beam that has 12” web with thickness of .43” and flange… read more
walkereng
walkereng
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Bachelor's Degree
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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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Bachelor's Degree
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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
StructuralEng
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Bachelor's Degree
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I'm trying to find out the load limit on a W 8×31 wide
Hello, I'm trying to find out the load limit on a W 8×31 wide flange steel beam. It is 7/16" thick and overall 9" T × 20' L. I'd probably use 3 beams to make a vehicular bridge over a creek and possib… read more
StructuralEng
StructuralEng
Consultant
Bachelor's Degree
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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 need to estimate the capacity of a bridge constructed with
I need to estimate the capacity of a bridge constructed with wood on top of two steel I-beams that are a little over 18 inches deep and a about 9 inches wide. The span is about 20 feet. The wood deck … read more
StructuralEng
StructuralEng
Consultant
Bachelor's Degree
8,463 satisfied customers
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
Consultant
Bachelor's Degree
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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
Consultant
Bachelor's Degree
5,256 satisfied customers
Hello - I am the process of researching the needed supplies
Hello - I am the process of researching the needed supplies to rebuild the bridge and would like to get you recommendations on the material and design. There are two concrete piles on each side of the… read more
walkereng
walkereng
Consultant
Bachelor's Degree
5,256 satisfied customers
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
Consultant
Bachelor's Degree
5,256 satisfied customers
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
Consultant
Bachelor's Degree
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is a 10" tall I beam with 6" Total flanges enough to span 14"
is a 10" tall I beam with 6" Total flanges enough to span 14" supporting one floor. span each side of Beam would be 12'… read more
walkereng
walkereng
Consultant
Bachelor's Degree
5,256 satisfied customers
I want to build a bridge to my island in my pond. The span
I want to build a bridge to my island in my pond. The span is 40' I need to go. I want to be able to drive my riding mower and atv to island as well as fish etc. Mover weights 800#, I would say 2000# … read more
walkereng
walkereng
Consultant
Bachelor's Degree
5,256 satisfied customers
Hi Mr. Walker This is a new question for a new fee. I have
Hi Mr. Walker This is a new question for a new fee. I have purchased four 8x21 WFbeams with a 22'6" length nand 50ksi Please remember the weight of my backhoe-6.5 tons.. The beams will lay on concrete… read more
walkereng
walkereng
Consultant
Bachelor's Degree
5,256 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
walkereng
Consultant
Bachelor's Degree
5,256 satisfied customers
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
Consultant
Bachelor's Degree
5,256 satisfied customers
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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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