Shelly & Sands, Inc., (S&S) contests a two-item Citation and Notification of Penalty (Citation) issued November 2, 2016, by the Secretary. The Secretary issued the Citation as a result of an inspection by the Occupational Safety and Health Administration (OSHA) on August 9, 2016, of a bridge worksite near Cambridge, Ohio. A compliance safety and health officer (CSHO) observed a number of S&S employees engaged in work activities he believed exposed them to fall hazards.