Section 150.619 - What are the fall arrest system requirements?(a) The deepwater port operator must ensure that all personnel who are exposed to the risk of falling more than 6 feet, or who are at risk of falling any distance onto equipment with irregular surfaces, exposed moving components, electrically energized cables or connectors, or water, are protected against such a fall by guardrails or other measures that comply with 29 CFR 1910.23 or 1910.28 , or by the use of suitable lifesaving equipment that complies with 46 CFR part 160.(b) In addition, the operator must take measures to control the risk of falling, tripping, or slipping in work areas and walkways due to the presence of loose material or wet conditions, including spills.