beton1,
Yes, the concrete with the "issues" is residential (sidewalks, drives, and garages). No initial testing was done for any of the placed concrete. I know I need to have some testing done on these slabs, but the expense of doing that seems unrecoverable and is hardly in the budget right...
Ron,
Thanks a lot for all of your input. I greatly appreciate it. If it is possible (within this site) to give me an email address I can contact you with, I will reveal my location and get you some pictures. If not I'll continue to try to explain the sitaution as best I can. Thanks again...
Why did it take two winters before anything happened? Winters are about the same here with freeze/thaw conditions mainly in the spring (when this peeling has been noticed). Like I say "I was on site for these pours and supervised" (not to say everything I do is a written procedure), but when...
I've actually overseen these projects and each one was done by experienced professional masons. For some reason (whether it be the humidity, slump, or redi-mix) we don't get much bleed water (if any). There was no "dry shaking" to speak of. I would still like to get a petrographic examination...
I am running into one and two-year old concrete slabs (interior and exterior) that have been suceptable to "Freeze/Thaw" conditions that are flaking/peeling the top 1/8" (cream) off after winter's weather. Not all slabs that have been poured, but some. Different concrete contractors have...
