---
kind: "section"
citation: "46 C.F.R. § 197.420"
title: "46"
number: "197.420"
heading: "Operations manual."
url: "https://uscodex.org/cfr/46/197.420"
---

# §197.420. Operations manual.

- (a) **The diving supervisor shall—**
  - (1) Provide an operations manual to the person-in-charge prior to commencement of any diving operation; and
  - (2) **Make an operations manual available at the dive location to all members of the dive team.**
- (b) The operations manual must be modified in writing when adaptation is required because of—
  - (1) The configuration or operation of the vessel or facility; or
  - (2) **The specific diving operation as planned.**
- (c) The operations manual must provide for the safety and health of the divers.
- (d) The operations manual must contain the following:
  - (1) **Safety procedures and checklists for each diving mode used.**
  - (2) **Assignments and responsibilities of each dive team member for each diving mode used.**
  - (3) **Equipment procedures and checklists for each diving mode used.**
  - (4) **Emergency procedures for—**
    - (i) Fire;
    - (ii) Equipment failure;
    - (iii) Adverse environmental conditions including, but not limited to, weather and sea state;
    - (iv) Medical illness; and
    - (v) **Treatment of injury.**
  - (5) **Procedures dealing with the use of—**
    - (i) Hand-held power tools;
    - (ii) Welding and burning equipment; and
    - (iii) **Explosives.**

## Notes

### Authority

Authority: 33 U.S.C. 1509; 43 U.S.C. 1333; 46 U.S.C. 3306, 3703, 6101; Department of Homeland Security Delegation No. 0170.1.

### Source

Source: CGD 76-009, 43 FR 53683, Nov. 16, 1978, unless otherwise noted.