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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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Bachelor's Degree
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I have a two w8x31 beams, secured at each end that cross a
Hello. I have a two w8x31 beams, secured at each end that cross a small creek. The beams have a clear span of 23 feet and the beams are parallel to one another. How much weight will the twin w8x31 bea… read more
walkereng
walkereng
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Bachelor's Degree
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What size steel beams are needed to hold a 2000 lb. tractor
what size steel beams are needed to hold a 2000 lb. tractor over a 26 ft. span? … read more
walkereng
walkereng
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Bachelor's Degree
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I am building a small bridge across a creek, for personal
I am building a small bridge across a creek, for personal use to get my truck and tractor across the creek. I plan to pin both ends of parallel (70 inches apart) beams. What size steel W beams will be… read more
walkereng
walkereng
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Bachelor's Degree
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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.
99 satisfied customers
I need to find out how big of an I-beam or H-beam I would
HI, I need to find out how big of an I-beam or H-beam I would need to span a 36 foot wide creek and hold up to 80,000.... … read more
walkereng
walkereng
Consultant
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
Consultant
Bachelor's Degree
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I have a creek with a wooden bridge which needs to be
Hi I have a creek with a wooden bridge which needs to be replaced. Span approx 10m, what dive of steel I beam and how many are required for a max 20tonne truck loaf. Note normal use only tractor and s… read more
walkereng
walkereng
Consultant
Bachelor's Degree
5,398 satisfied customers
I would like to build a bride to span a creek. it would need
I would like to build a bride to span a creek. it would need a 22' span … read more
walkereng
walkereng
Consultant
Bachelor's Degree
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I NEED TO BUILD A BEAM BRIDGE ACROSS A SMALL (2" WIDE CREEK)
I NEED TO BUILD A BEAM BRIDGE ACROSS A SMALL (2" WIDE CREEK) THE DISTANCE NEEDS TO BE 14 - 16 FEET IN ORDER TO GET ONTO SOLID GROUND ABOVE ANY POSSIBLE FLOOD STAGE. I NEED TO BE ABLE TO DRIVE MY 2700 … read more
Shannon Galway
Shannon Galway
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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
Consultant
Bachelor's Degree
5,398 satisfied customers
I'm wanting to build a bridge girder out of concrete and
I'm wanting to build a bridge girder out of concrete and rebar but need to know how big I need to make it. … read more
walkereng
walkereng
Consultant
Bachelor's Degree
5,398 satisfied customers
I want to build a small bridge to cross a creek on my
I want to build a small bridge to cross a creek on my property. My main concern is crossing with a 6000 lbs tractor. The span would be 30 feet and I would like to use 2 wide flange beams. Can you help… read more
StructuralEng
StructuralEng
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Bachelor's Degree
8,463 satisfied customers
I'm building a privately used bridge on private property and
I'm building a privately used bridge on private property and I'm planning buying two or maybe three 45ft steel beams to span the 36 ft wide creek. I have no clue what size is needed to support up to 1… read more
walkereng
walkereng
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Bachelor's Degree
5,398 satisfied customers
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
Consultant
Bachelor's Degree
5,398 satisfied customers
I am trying to determine the beam size needed for a small bridge.
I am trying to determine the beam size needed for a small bridge. Bridge length is 36', supporting concrete deck panels of 6'x 36' (3 panels at 6' x 12' each). Each panel weighs approx 10,500# XXXXX s… read more
walkereng
walkereng
Consultant
Bachelor's Degree
5,398 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
I would like to span a small family pond with a foot bridge
I would like to span a small family pond with a foot bridge the max loading at center would be nomore than 1200 lb and at anygivin time the total supprorted spread across the span would be around 2000… read more
StructuralEng
StructuralEng
Consultant
Bachelor's Degree
8,463 satisfied customers
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vgdlpc

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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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