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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 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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I have a 40x 80 pole barn that i want to build a 40x25
i have a 40x 80 pole barn that i want to build a 40x25 upstair in the back side of it. trying to figure out what size beams i need to span the 40 ft. if i need to put supports up and what size floor j… read more
walkereng
walkereng
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I want to build a loft area for storage in my shop. It would
I want to build a loft area for storage in my shop. It would be located at one end of the building. Size would be approximately 8 ft.wide by 32 ft. long (width of building). I would like to do this wi… 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
walkereng
walkereng
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Can I use a W16x89 (W-Beam) with a span of 55ft, with
Can I use a W16x89 (W-Beam) with a span of 55ft, with minimum deflection?? This beam will carry the weight of a roof, that consist of steel joist 20ft long (on both sides of beam) and joist supporting… read more
StructuralEng
StructuralEng
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I am in Caswell County, NC and seeking a professional
I am in Caswell County, NC and seeking a professional engineer to answer how many 2-1/4” 12 gauge galvanized square tubes would be required to span a 14 foot garage door and adequately support the loa… read more
StructuralEng
StructuralEng
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I have fir laminated beams; 2x8 by 16" deep and 24 ft. What
I have fir laminated beams; 2x8 by 16" deep and 24 ft long. What size of truss rafter would they support for an open sided shed with metal roofing. As well I have a couple beams laminated fir 2x6 by 2… read more
Shannon Galway
Shannon Galway
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Bleacher system spanning one direction 20ft at an incline
bleacher system spanning one direction 20ft at an incline spacing 6ft apart what is the size beam would need … read more
StructuralEng
StructuralEng
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32 ft, to bear 70,000lb load as bridge. I have a gully
I have a gully spanned by three steel I-beams 24in web with 13in plates spanning 32 ft with 6in steel reinforced concrete road face 12 ft wide. what is it's carrying capacity, roughly. … read more
StructuralEng
StructuralEng
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I currently have floor joists that are supported by a steel
I currently have floor joists that are supported by a steel I beam that is 3.5" wide by 6" deep. Sandwiched between the steel beam and the joists is a 2X4 that sits on top of the steel beam and runs i… read more
walkereng
walkereng
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hi, what size steel beam would be needed to support a 30ft
hi, what size steel beam would be needed to support a 30ft (wide) x 40 ft (long) concrete floor with a roof above. The load would be typical for a two-bedroom self-contained apartment. below the stuct… read more
StructuralEng
StructuralEng
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Want to build an a-frame patio cover or gable end patio roof.
Want to build an a-frame patio cover or gable end patio roof. Going with 16 ft scissor trusses. What size beam do I need to carry the load of the trusses without having to add support post in the midd… read more
StructuralEng
StructuralEng
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I am spanning 20 feet with an 8 inch 15lb steel I-beam and
I am spanning 20 feet with an 8 inch 15lb steel I-beam and need to know my roof load and wind lift for the metal roof.… 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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what size steel I beam do i need for a 40ft. span holding up
what size steel I beam do i need for a 40ft. span holding up one end of a floor a total weight of 5000lbs will be spread out over the lenth of the beam… read more
StructuralEng
StructuralEng
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BEAM FIXED AT BOTH ENDS WITH 1000# XXXXX LOAD AT ANY
BEAM FIXED AT BOTH ENDS WITH 1000# XXXXX LOAD AT ANY POINT. SPAN IS 40FT. WOULD LIKE TO KEEP BEAM DEPTH BETWEEN 5" TO 10"… read more
walkereng
walkereng
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need to build a covering over a loading dock, the height is
need to build a covering over a loading dock, the height is 20ft, lenght 160, and the span is 40ft. what size beams for the roof an what size post, how far apart should the post be… read more
StructuralEng
StructuralEng
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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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