The 8 hour Concrete Safety Manager Refresher course is the refresher course to the NYC Department of Buildings approved 30 hour concrete safety manager course. This course is a comprehensive review of the New York City Building Code 3300, New York City Department of Buildings Local Laws and bulletins, and OSHA 1926, subparts C, E, X, Q, R and N. The purpose of the course is to prepare candidates with safe job practices for New York City major buildings where 2000 cubic yards of concrete are to be poured.