(2024 EXAM) OPNAVINST 3150.27D W/ Ch-1

Question 1

Who must ensure the conduct of a DORI for any USN activity conducting Navy diving operations?

Answer 1

The ISIC (Immediate superior in command)

Question 2

How long after a DORI must a DSA from NAVSAFECEN be accomplished?

Answer 2

Between 15 and 21 months

Question 3

When may a command waive the DSA requirement?

Answer 3

With ISIC’s concurrence, a command may waive the DSA requirement if the DORI or equivalent ISIC inspection periodicity does not exceed 21 months.

Question 4

How long are Chamber Dive logs kept for?

Answer 4

3 years

Question 5

When may Divers utilize commercial air sources?

Answer 5

• Must use NAVSEA 00C inspection procedure & check sheet. CO approve in writing once complete.
• Facility meets current cert. requirement for air purity by NAVSEA OOC.
• Supervisor inspect for Hydros, VIPS conducted (w/ in past year), DOT, compressors IAW NAVSEA OOC requirements.

Question 6

What does submission of HAZREP’s and mishap data ensure?

Answer 6

Over time allows for trend analysis and the resourcing of fleet wide solutions to enable safe and effective diving in hazardous environments.

Question 7

For any mishap or near mishap contact __________ to determine if the equipment should be shipped by fastest traceable means to NEDU for analysis.

Answer 7

NAVSEA 00C

Question 8

What does (DORI) stand for?

Answer 8

Diving Operational Readiness Inspection

Question 9

What is the normal DORI periodicity?

Answer 9

36 months
(not to exceed 42months)