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I have a 2"x2"x1/8th" piece of hot-rolled angled steel 5'. I
I have a 2"x2"x1/8th" piece of hot-rolled angled steel 5' long. I am supporting just over 1' on each only leaving 3' unspported. How much weight can that hold? … read more
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walkereng
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My lot is at higher elevation (4 ft) from my neighbor's lot.
My lot is at higher elevation (4 ft) from my neighbor's lot. My lot and his lot are separated by a long retaining wall that sits on the property line. On my side of the wall, it is driveway directly h… read more
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walkereng
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I have a concern whether my driveway sits on compacted soil
Second opinion] I have a concern whether my driveway sits on compacted soil or sand or gravel. I need to know this as we have to take out a retaining wall which is supporting it. The driveway is at an… read more
walkereng
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I have a driveway that is also an easement for ingress and
Second opinion] I have a driveway that is also an easement for ingress and egress to an adjoining land locked lot which is about to have a home built on it. In 2005 when I built my home the contractor… read more
StructuralEng
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How many inches of concrete does your driveway need to be to
How many inches of concrete does your driveway need to be to support a cement truck with a 10-12 yard load?… read more
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Retaining wall needed: I want to enlarge my driveway by
Retaining wall needed: I want to enlarge my driveway by removing the sloping ground back 15 feet to where the ground is 5 feet high. I want to pour a 5 foot high concrete wall, put drainage holes near… read more
StructuralEng
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I am building a safe room in my basement. I have used cinder
I am building a safe room in my basement. I have used cinder blocks for the walls. I have used rebar and filled all the cinder blocks. I am going to pour a concrete ceiling. The room size is 13 x 15. … read more
StructuralEng
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Building a bridge for cars and light trucks with a span of
Building a bridge for cars and light trucks with a span of 24 feet … read more
StructuralEng
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I have a new construction home being built with a porch that
I have a new construction home being built with a porch that is to be poured over a basement storm shelter. I am getting conflicting advice from contractors and having difficulty in my small town find… read more
StructuralEng
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I need a build a bridge across a small river using I beams.
Hi! I need a build a bridge across a small river using I beams. I am trying to find a chart of allowable loads for W beams with a span of 60 ft. This seems like a very wide span and I don't know if it… read more
StructuralEng
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I am pouring concrete porch over open area. My contractor
I am pouring concrete porch over open area. My contractor has framed the area with 2 x 4 walls and plans to lay steel decking on these. The concrete will be poured 4 inches thick with surface area of … read more
StructuralEng
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I have a small stream/creek to cross with driveway. Can have
I have a small stream/creek to cross with driveway. Can have concrete footings on both sides with a span of 25 feet between them. Flood plane requirements forbid any mid-span supports...needs to be ju… read more
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I have another question. I have decided I want to do poured
I have another question. I have decided I want to do poured concrete beams for my 20x24 room. So to make a beam that will span the entire 20ft being supported by 8x16 poured solid block how big will m… read more
StructuralEng
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I need support 3200 lbs of concrete cinder block across a 60"
I need support 3200 lbs of concrete cinder block across a 60" span. Weight evenly distributed. What size I-beam or rectangular tubing will safely support this weight… read more
StructuralEng
StructuralEng
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I have extended my drive way next to an existing retaining
I have extended my drive way next to an existing retaining wall( limestone retaining wall) which is is about 1 meter high and gradually increases in height to 2meters high at the other end of the driv… read more
walkereng
walkereng
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Retaining wall on stable soil. Do I need a footing?
12" thick monolithic poured concrete retaining wall, 18 inches high by 45 feet long on stable soil. Maximum depth below grade is no more than 10 inches (maximum height of retained soil---back of wall … read more
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There is a crack in my basement wall. The crack runs from
There is a crack in my basement wall. The crack runs from from the top of the wall at an angle down to about mid-level. At one point it also intersects with a vertical crack where some of the concrete… read more
walkereng
walkereng
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Im planning a concrete ceiling for a root cellar and need
I'm planning a concrete ceiling for a root cellar and need to know the specs required for a concrete mix and rebar placement and concrete thickness for a free span ceiling. The ceiling will be support… read more
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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