SST 307 BUNDLE 8 HOUR FALL PREVENTION (SST-307) In order to get a 40 hr Site Safety Training card, workers must complete 40 hours of Training. This class is part of the 10-hour SST training required to complete the 40 hours. The topic covered in this class includes how to recognize and prevent fall hazards, how to select, inspect and use fall protection (OSHA Subpart M), Competent person's responsibilities, explain the nature of gravity, Access zones; struck by hazards, scaffolds; NYC Chapter 33, Section 3315.1 requirements and rescue plans.