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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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What size beams (2) are necessary for a 25 foot pedestrian
What size beams (2) are necessary for a 25 foot pedestrian bridge across a stream? The bridge will be on remote private property and to be used for walking only. I estimate 1000 pound load (no snow). … read more
walkereng
walkereng
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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
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I am going to build a 50 ft bridge crane in a machine shop.
I am going to build a 50 ft bridge crane in a machine shop. I need a beam that will support 4,000 lbs anywhere along the length … read more
StructuralEng
StructuralEng
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I want to build a gantry crane for my garage shop. The
I want to build a gantry crane for my garage shop. The bridge girder would span 15'. The runway beams could be supported at various intervals. maximum hoist weight would be 2 tons. I need to know what… read more
StructuralEng
StructuralEng
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I am installing backerboard in a bathroom shower. Is this
I am installing backerboard in a bathroom shower. Is this the best material to use? Is greenwall ok? How do compensate for difference in thickness between backerboard and surrounding drywall? Do I cov… read more
Expert
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I am working with a landscape contractor who wants ot
I am working with a landscape contractor who wants ot install a pedestrin bridge using locust timbers as the supporting beams. The span would be about 40'. the width of the bridge would be 6'. It is p… read more
StructuralEng
StructuralEng
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We are trying to provide support beams for a 30 ton bridge
We are trying to provide support beams for a 30 ton bridge crane. The support columns are 30'-0" on center. I need to know what size columns and what size support beam would be required. … read more
StructuralEng
StructuralEng
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I'm building a bridge crane with posts on 27' centers on
Hi. I'm building a bridge crane with posts on 27' centers on both sides of runway. I'm looking at using 21" x 101lb beams for runway with 2-1/2" square solid bar on top for end truck wheels. Looking a… read more
StructuralEng
StructuralEng
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Looking to build a temp gantry crane with an aluminum i
looking to build a temp gantry crane with an aluminum i beam. I need to span approx 36'. my heaviest load will be 1700lbs with 2 pick points. I need to know what is the smallest size of I beam that ca… read more
StructuralEng
StructuralEng
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I have a bridge with a 23' span. There are 3- I beams
I have a bridge with a 23' span. There are 3- I beams that are W12"x8" flange x 1/2" thick that cross the span. 2" thick oak boards cover the I beams, with the outer two beams directly under the vehic… read more
walkereng
walkereng
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I have an overhead crane system to put up. The runway is 60.
I have an overhead crane system to put up. The runway is 60'. It will have two bridge cranes rated at 2 tons each. They will be 36' span. I need six, 20' columns to support the system. It will be free… read more
StructuralEng
StructuralEng
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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
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StructuralEng
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We have a building that is 47 wide with a crane that we are
We have a building that is 47' wide with a crane that we are going to install 37' 6" wide. We would like to prevent placing the support columns 5' inside on both side for workspace. Is it possible to … read more
walkereng
walkereng
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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
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I am need to get an approximate size for budgeting of a support
I am need to get an approximate size for budgeting of a support for a 10 ton overhead crane system. What size columns, runway, and how often do the columns need to be placed. The columns will be suppo… read more
StructuralEng
StructuralEng
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Need to build a walkway across a stream. Am interested in
Need to build a walkway across a stream. Am interested in I beam size required to span 45'. I would use 2 I beams spaced 5 foot apart. For clarification the total square footage would be 225 sq. ft. W… read more
walkereng
walkereng
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Bachelor's Degree
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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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