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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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I'm looking to find the correct size I or H beams for a 20ft
Hi, i'm looking to find the correct size I or H beams for a 20ft bridge that can support 80,000 lbs. … read more
JAYCEG
JAYCEG
College Degree B.S.
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I need to span 20 feet over a creek, 12 feet width. Maximum
I need to span 20 feet over a creek, 12 feet width. Maximum live load will be 65,000lb. The Steel I beams will rest on reinforced concrete headwalls. How many and what size steel beams are necessary w… 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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I am planning a deck project with the goal of handling an
I am planning a deck project with the goal of handling an estimated gross weight of 5,000 lbs. The deck area is 25ft by 12ft. I am planning on building the supporting structure out of aluminum. I have… read more
StructuralEng
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
StructuralEng
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I need to find load table for Steel H beams. Example what
I need to find load table for Steel H beams. Example what total dead load can be handle a 8x8x3/8 H beam hand handle at 33 ft long (Height Width Web thickness)… read more
StructuralEng
StructuralEng
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I am looking at two w24x131 beams that are 39'. At that
I am looking at two w24x131 beams that are 39' long. At that span, can I expect for them to hold up a 15,000 pound truck? The bridge would be 12' wide with a 5" steel reinforced concrete slab on it.… read more
StructuralEng
StructuralEng
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I have a small stream/creek to cross with driveway. Can have
I have a small stream/creek to cross with driveway. Can have concrete footings on both sides with a span of 25 feet between them. Flood plane requirements forbid any mid-span supports...needs to be ju… 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
StructuralEng
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trying to figure out what size I beam I need I plan on running
trying to figure out what size I beam I need I plan on running two beams 30 foot long to support 8000pounds for a bridge it will have 2x3 box tubing for cross ties with steel grating on… read more
walkereng
walkereng
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hi, I lost my bridge in Irene. I would like to know if two
hi, I lost my bridge in Irene. I would like to know if two 50' , 18" high, 6 1/4" wide flange that is 11/16" thick, with a web of 7/16" thick would be able to support?… read more
StructuralEng
StructuralEng
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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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Hi Mr. Walker In checking the availability of used I beams,
Hi Mr. Walker In checking the availability of used I beams, I found two sizes available that I could substitute for the W10x22 that you proposed for my bridge. I was wondering if using either of these… read more
walkereng
walkereng
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Bachelor's Degree
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I am building a bridge with a 60 span. The stringers will
I am building a bridge with a 60' span. The stringers will be spaced 7' apart o.c. I am using 2 W21X50 wide flange beams for stringers. I am going to put 3"x3"x3/8" cross bracing every 15'. Do I need … read more
StructuralEng
StructuralEng
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Bachelor's Degree
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I am building a bridge across a creek. I have 2 10" I-beams
I am building a bridge across a creek. I have 2 10" I-beams 6' apart and 30' long. I plan to plank it with 2x6 lumber. Will I need support in the middle?… read more
StructuralEng
StructuralEng
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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
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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