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Looking to replace an existing bridge across a stream with a
Looking to replace an existing wood bridge across a stream with a steel beam bridge that will rest on ecology blocks. The distance is 27 feet across by 14' wide. I want to use 3" x 12" x 14' rough cut… read more
walkereng
walkereng
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What size w beam do I need for an 8' wide bridge 36'.
What size w beam do I need for an 8' wide bridge 36'. Probably going to use 2x12 pressure treated lumber for decking? … read more
walkereng
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Looking for advice on replacing an aging existing driveway
Looking for advice on replacing an aging existing driveway bridge that spans a small creek. Currently there are 6 logs that are decaying with 3"x12"x14' wood planking in place. Would like to replace t… read more
walkereng
walkereng
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What size does a steel I-beam need to be across a 45 foot
What size does a steel I-beam need to be across a 45 foot span to support a static load of 1,000lbs at the midpoint. The beam would only be supported at each end which are on the same plane. Thanks. … read more
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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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With a W12x30 (50 ksi) steel beam for your 18' clear span
With a W12x30 (50 ksi) steel beam for your 18' clear span beam (with 10' stack of hay loading). The beam is 6.5” wide and 12.375” deep. . You said I would need to provide a 2”x8” wood nailer bolted to… read more
walkereng
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Im building a 26 ft bridge, need to know what siz I beam to
im building a 26 ft bridge, need to know what siz I beam to use, two I beams spaning 26 ft. needs to hold up a 16000 lb truck … read more
walkereng
walkereng
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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
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Mel - thinking of building a bridge over our creek. ,
Mel - thinking of building a bridge over our creek. … read more
StructuralEng
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I need 2 steel H beams to span 8m, and carry vehicles, one
Hi, I need 2 steel H beams to span 8m, and carry vehicles, one at a time. These are for the base of a bridge over a creek. Could you please tell me the size of the steel I need? Thank you… read more
walkereng
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If I had a 6"X4" by 78" spruce beam supported on each side
If I had a 6"X4" by 78" spruce wood beam supported on each side so that the net exposure of the beam was 73" and it was to be evenly loaded across the 73", what dead load can it support. If it was a 4… read more
walkereng
walkereng
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I have a bridge that goes to my house on an island, I need
I have a bridge that goes to my house on an island, I need to I find out how much weight I can drive across the bridge. I don't want to break it by driving a dump truck across it. It is 4 steel I-beam… read more
walkereng
walkereng
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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
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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
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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
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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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Need the safe load capacity of a bridge built with steel I
Need the safe load capacity of a bridge built with steel I beams. Maybe just the capacity of one beam would do. It spans 30 feet. The I beams are 15 in tall. The beams have a 3/8 in thick webbing. The… read more
walkereng
walkereng
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I want to support a floor that is 24 foot wide by 24 foot long,
I want to support a floor that is 24 foot wide by 24 foot long, with a steel beam running down the center of it underneath. What size beam would I need to bridge the total area? The floor will only be… read more
walkereng
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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