Concrete is a porous substance and when water seeps through the floor it can damage equipment stored in the garage or shop space.
Water coming up through concrete floor in garage.
I am also concerned that there may be water under the flooring of our finished basement which is several feet higher than the garage it is a split level house.
You should also seal the supporting joints.
Whatever the case may be you re looking for answers because you re experiencing water in the garage after heavy rain.
Ignoring cracks in your concrete floor even those as small as 1 8 inch wide is like inviting water into your home.
There is water coming in through what appear to be surface cracks in the concrete flooring of the garage we have only been in our 50 year old house for a year and this started just about a month ago and seems to happen rain or shine.
Exterior grade caulk will do.
In a commercial space such as a grocery store concrete floors must be waterproof for safety reasons.
The easiest way for water to leak through concrete is to come in through any cracks in the floor.
4 above but coming up through the slab though usually while it might look damp in a few places but if has free water ponding would almost always be coming up through cracks in the slab.
It s also possible that there are cracks along the basement or garage floor.
You can stop moisture from coming up through a garage floor with the right tools.
Hire a professional concrete contractor to spot the cracks and to seal them to prevent water from coming up through.
Experienced flooring contractors will include expansion and supporting joints.
5 direct rainfall coming through joints in garage door or between the door and the side frame though water staining on the inside of the door or frame.