Quote:
Originally Posted by Bill Douglas
I'm not saying this was the case in the condo collapse. But some dodgy construction companies put less cement into the concrete mix to cheapen it.
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This type of comment has no basis in fact.
Construction companies don't mix their concrete. They order it from a ready-mx company. The mix design is spec'd by the structural engineer. A testing company tests it on site and in the lab. All four of them are independent of each other.