§150.615. What safe practices are required? — Inbound Citations

(3) Have a high intensity flashing light in areas of high ambient noise levels where hearing protection is required under § 150.615 of this chapter; and

The deepwater port operator must ensure that, if electrical, hydraulic, mechanical, or pneumatic equipment does not need to be powered during the work described in § 150.615(a) of this part, and has a lockout or other device to prevent the equipment from being turned on unintentionally, that the lockout or other device is activated.