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I have a question about a small 30' span bridge. It will be
It will be used as a bridge to access land so it will need to support the weight of a concrete truck, and we plan to do some logging too. It will have a wood deck. … read more
walkereng
walkereng
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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 need to know what size I beam I need to support a 4000lb
I need to know what size I beam I need to support a 4000lb load in the center of a 40ft span … read more
walkereng
walkereng
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What size glulam would be needed to span 16' for a 40,000
what size glulam would be needed to span 16' for a 40,000 moving load … 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 am going to be lifting a 2000 lb load. I will be using an
I am going to be lifting a 2000 lb load. I will be using an w8x13 beam 5'11" long bolted between two concrete beams overhead. the concrete beams are 36" tall x 24"wide. the W beam will be attached the… read more
StructuralEng
StructuralEng
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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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Structural Engineer I have W 12 X 58 Beam that I want to use
Structural Engineer I have W 12 X 58 Beam that I want to use for 5 ton overhead runway with the col,s 26' apart, the endtrucks wheels on the overhead Crane are 10' apart, is a 12x 58 a strong enough B… read more
StructuralEng
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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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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I want to consider building and erecting a fixed heigth ganty
I want to consider building and erecting a fixed heigth ganty crane in my residential garage. Want to be able to lift max 4000 pound load at center of span. Beam length 8 feet long less the supporting… read more
StructuralEng
StructuralEng
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If I am installing the rails for a bridge crane to run on,
If I am installing the rails for a bridge crane to run on, 16ft between columns, would 12X35lbs with a 5.078 flange work?… 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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Can you size a runway beam with the following info for a top
Can you size a runway beam with the following info for a top running single girder bridge crane 25' beam/bay Max wheel load of 8,830 lbs 4 wheels 8'-3" wheel base one per bay Wide flange beam without … read more
StructuralEng
StructuralEng
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I am putting a crane in my shop I already have twosteel
I am putting a crane in my shop I already have twosteel posts installe 38 feet apart angle braced to concrete piers and bolted to the walls i need to put a beam between them . they are 38 feet apart t… read more
walkereng
walkereng
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I just need to know an approx. load capacity of a steel I beam
I just need to know an approx. load capacity of a steel I beam (WS 18x50). Actually, how many beams would be needed for a private bridge, with the most load being a concrete truck. Span is 45FT.… read more
walkereng
walkereng
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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 have a 10 ton demag overhead crane trolley and hoist ,I also
I have a 10 ton demag overhead crane trolley and hoist ,I also have the end trucks but not the bridge beam needed to span 50 feet across the crane bay. We own a fab shop and would to fabricate the bea… read more
StructuralEng
StructuralEng
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