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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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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
walkereng
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Bachelor's Degree
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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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Bachelor's Degree
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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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Bachelor's Degree
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I need to bridge a small creek that is 18feet wide. Traffic
I need to bridge a small creek that is 18feet wide. Traffic will be tractor and towed implements and farm trucks. … read more
walkereng
walkereng
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Bachelor's Degree
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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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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 have a 50 foot span that im building a bridge for our golf
I have a 50 foot span that im building a bridge for our golf course. It is to span a ditch we are building. We will be using two wide flange beams. Their stock is considered a 12x31. The flanges are 5… read more
walkereng
walkereng
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Bachelor's Degree
5,263 satisfied customers
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
walkereng
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Bachelor's Degree
5,263 satisfied customers
Same project - different materials. Can you tell me how much
Same project - different materials. Can you tell me how much weight beams made of fir (salvaged from a state bridge) measuring 22" x 8" spanning the same creek (20') can carry installed both verticall… read more
StructuralEng
StructuralEng
Consultant
Bachelor's Degree
8,463 satisfied customers
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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Bachelor's Degree
8,463 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
5,263 satisfied customers
I want to build a bridge across a small creek to support a
I want to build a bridge across a small creek to support a garden tractor using two steel I beams. The tractor weighs 4000 lbs the span would be 28ft without any center support. what size beams are ne… read more
walkereng
walkereng
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Bachelor's Degree
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how much weight can a walking bridge support with 3 glued
how much weight can a walking bridge support with 3 glued and screwed 2"X10" X 20 feet long set at 30" apart The bridge would be 42" wide with 2" planking… read more
StructuralEng
StructuralEng
Consultant
Bachelor's Degree
8,463 satisfied customers
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
Consultant
Bachelor's Degree
5,263 satisfied customers
We have to replace an 8 tall culvert that washed out in a
We have to replace an 8' tall culvert that washed out in a flash flood. We have decided to build a bridge across the creek. The span from end to end is 25'. We are thinking of using 4 ea, wide flange … read more
StructuralEng
StructuralEng
Consultant
Bachelor's Degree
8,463 satisfied customers
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
Consultant
Bachelor's Degree
8,463 satisfied customers
Building a bridge over washed out creek area. Im using 2x12x16
Building a bridge over washed out creek area. I'm using 2x12x16 and 2x10x16 treated # XXXXX lumber. Each side beam will have 2 of the 2x12x16 with 1 2x10x16 in between bolted together with a center be… read more
StructuralEng
StructuralEng
Consultant
Bachelor's Degree
8,463 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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