(ÉªmËpÉÉrd) adj. 1. weakened, diminished, or damaged: impaired hearing; to rebuild an impaired bridge. 2. functioning poorly or inadequately: Consumption of alcohol results in an impaired driver. 3. Facetious. deficient or incompetent (prec. by a noun or adverb): VCR-impaired; morally impaired.
According to our concrete slab material estimator, the average minimum cost per square foot of a concrete slab is $1.36 and the maximum is $1.88. By comparison, the price per square foot for a cement slab is $5.50. Just know that even if you do not hire a pro, there are additional costs that come with all concrete slab projects.
Estimating concrete cost is a relatively straightforward process. If you are mixing your own, you need to calculate the amount of concrete that the job requires, choose what ratio of cement to aggregate to use and decide if you need any additives.stimating concrete cost is a relatively straightforward process. If you are mixing your own, you need to calculate the amount of concrete that the job requires, choose what ratio of cement to aggregate to use and decide if you need any additives.