Quote:
Originally Posted by The Wooz
I had a garage built several years ago and about two weeks later, I noticed a crack in the floor. I called the builder and he said very politely, "I can guarantee you three things about concrete; 1) it won't burn, 2) no one will steal it and 3) it will crack." He also said that anyone that guarantees you that concrete won't crack is just plain lying to you.
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Very true. It can also crack from changes (expansion/contraction) in atmosphere and humidity, which are the most likely causes. If one can control the weather then they can probably also prevent normal cracks.
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