mistake, error - part of a statement that is not correct; the book was full of errors. malaprop, malapropism - the unintentional misuse of a word by confusion with one that sounds similar. slip of the tongue - an accidental and usually trivial mistake in speaking.
1 The minimum cost of concrete is approximately $70 per cubic yard. 2  The maximum cost of concrete is approximately $80 per cubic yard.  The square footage covered by a cubic yard of concrete varies based on the depth of the feature to be poured.
NOTE-- The cost of forms, reinforcing and form removal is covered in the per foot unit cost. The cost includes one cubic yard of concrete, plus about 8% waste factor. $159.52 per installed cubic yard of concrete.