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We had a large new concrete driveway poured last Aug/Sep -
We had a large new concrete driveway poured last Aug/Sep - about 15,000ft2. I have two main concerns, firstly there is a fair bit of cracking which isn't on the cut lines. The contractor did drive a f… read more
StructuralEng
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StructuralEng: I need info on an 8 foot high – 8” wide
For ExpertCustomer I need info on an 8 foot high – 8” wide poured in place concrete foundation wall (basement wall) for a modular (manufactured) one story home from the main floor to the roof. Footing… read more
StructuralEng
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When a Hole IS excavated for a walkout basement, poured
HelloWhen a Hole IS excavated for a walkout basement, poured concrete walls, can the front of the house be shifted back a few feet if homeowner wants the house to sit further back off road? If so, doe… read more
StructuralEng
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We have a home remodel with a room about 30' x 20' that has
We have a home remodel with a room about 30' x 20' that has new poured slab on grade. We noticed excess expansion of a control joints. We did borings that found poor to no compaction of fill under the… read more
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I'm replacing a first floor bearing wall. The opening will
I'm replacing a first floor bearing wall. The opening will be 13'10", carry a 28' span for a second floor and ceiling. The attic is accessible and could be used for light storage. Approx. 25' of 2x4 w… read more
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My cottage which is located only 30 feet from the lake has
My cottage which is located only 30 feet from the lake has a 6 foot crawl space (cement blocks) with a dirt floor. The moisture has started to rot the beams and mould has developed and the floor has s… read more
walkereng
walkereng
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What is the proper technique to tie a new concrete slab foundation
What is the proper technique to tie a new concrete slab foundation to an existing one for a single story home?… read more
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Is it possible to "foot" a floating slab building so that it
Is it possible to "foot" a floating slab building so that it can be attached to a new (not yet built) house? (Very northern Michigan) If so, what is the general process? Already Tried: emailed a local… read more
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I have a 40 foot wide, 9 foot high (with two 10 wing walls
I have a 40 foot wide, 9 foot high (with two 10' wing walls on each end) 'retaining' wall built that serves as one end of a pole barn. The contractor did not use enough enough re-bar and the wall has … read more
walkereng
walkereng
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I am currently having a home built in South Eastern lower MI.
I am currently having a home built in South Eastern lower MI. The home is 85% closed in including roof, shingles, exterior/interior walls, and windows. The basement floor was poured late Oct 2013 afte… read more
StructuralEng
StructuralEng
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Hello, please what can I do to safely insulate below a concrete
Hello, please what can I do to safely insulate below a concrete slab that will be poured on grade? I have removed a slab from an atrium that was inside the perimeter of the existing foundation, and op… read more
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StructuralEng
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I live on the second floor of a 4 unit building (2 up, 2 down).
I live on the second floor of a 4 unit building (2 up, 2 down). Doing a kitchen remodel. Have to penetrate the slab for plumbing reasons. It's a 4" slab, set on 14" metal Hambro system (4' on center).… read more
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Dowels when adding a patio slab adjacent to existing slab?
When adding a 10'x15' 4" patio slab adjacent to an existing 6'x15' 4" patio slab, should smooth dowels be used in the existing slab to prevent a vertical offset between the two slabs? This additional … read more
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StructuralEng
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I know dowelling is required when in-filling slab on grade
I know dowelling is required when in-filling slab on grade trenches (i.e. 24" x 8'0").....however, is dowelling required when pouring/infilling a +/- 3,500 SF slab-on-grade opening (poured back to exi… read more
walkereng
walkereng
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My house is 3 years old and I am noticing some cracks in the
My house is 3 years old and I am noticing some cracks in the bricks in one corner of the house. The crack starts in the bottom corner an moves up and across. Right now it is not very big, but I am con… read more
walkereng
walkereng
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Hi, I purchased a foreclosure house in the US. Once we
Hi, I purchased a foreclosure house in the US. Once we started renovations, my contractor discovered a hole under the tub. In further investigation, it was discovered that a previous owner had dug a r… read more
StructuralEng
StructuralEng
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Need to infill a 30"X30" opening in an existing 8" thick structural
Need to infill a 30"X30" opening in an existing 8" thick structural concrete slab. What needs to be done to the existing opening to prepare it prior to placeing new concrete? The reinforcing has alrea… read more
StructuralEng
StructuralEng
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I am building a 40 by 48 garage the foundation was recently
I am building a 40 by 48 garage the foundation was recently poured and there was a problem with a batch of concrete which forced the builder to remove the floor when this was done they cracked both fr… 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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