-see also:
"Concrete block" is in the NAICS Code "23814"
(Inofficial Code)
Concrete block laying
Ref: 122605/2006-10-11
Other Database Pages Exist for this Phrase:
bloc (A bloc is a group of people with the same ...)
Concrete (Concrete is described as the mixture of Portland. ..)
Alternative Spellings (Synonyms): Blocks