| Branch | U.S. Navy |
| Series | OPNAVINST |
| Publication date | 2021-03-01 (5.5 years ago) |
| Status | Current |
| Proponent / OPR | N97 |
| Source of record | DON Issuances (DONI) |
Download PDF Official document (DON Issuances (DONI))
This instruction provides policy and guidance for all Navy diving life support systems, manned hyperbaric systems and their associated support systems and processes. Any deviation or departure from these policies must be briefed to the Commanding Officer (CO) or Officer in Charge (OIC), who is overall responsible for the safe conduct of the unit’s diving operations, compliance with this instruction and the execution of diving waivers and ETPs.
This instruction applies to all underwater diving, dive training and man ned hyperbaric system operations conducted by the United States Navy (USN). This includes all afloat and ashore diving activities and all diving operations performed by the Department of the Navy (DON). The following exceptions apply: (1) This instruction does not apply to Naval Special Warfare Command (NAVSPECWARCOM) and the joint diving community that is unique to U.S. Special Operations Command (USSOCOM), or to diving tools and equipment that are developed for unique diving applications by or for USSOCOM discussed in reference (a). (2) This instruction does not apply to sonar dome work or naval vessel hull or compartment pressurization testing. (3) This instruction does not apply to clinical hyperbaric oxygen treatments provided for indications other than pressure-related injuries.