Regulations (Standards - 29 CFR) - Table of Contents Regulations (Standards - 29 CFR) - Table of Contents
• Part Number: 1910
• Part Title: Occupational Safety and Health Standards
• Subpart: T
• Subpart Title: Commercial Diving Operations
• Standard Number: 1910.424
• Title: SCUBA diving.

1910.424(a)

General. Employers engaged in SCUBA diving shall comply with the following requirements, unless otherwise specified.

1910.424(b)

Limits. SCUBA diving shall not be conducted:

1910.424(b)(1)

At depths deeper than 130 fsw;

1910.424(b)(2)

At depths deeper than 100 fsw or outside the no-decompression limits unless a decompression chamber is ready for use;

1910.424(b)(3)

Against currents exceeding one (1) knot unless line-tended; or

1910.424(b)(4)

In enclosed or physically confining spaces unless line-tended.

1910.424(c)

Procedures.

1910.424(c)(1)

A standby diver shall be available while a diver is in the water.

1910.424(c)(2)

A diver shall be line-tended from the surface, or accompanied by another diver in the water in continuous visual contact during the diving operations.

..1910.424(c)(3)

1910.424(c)(3)

A diver shall be stationed at the underwater point of entry when diving is conducted in enclosed or physically confining spaces.

1910.424(c)(4)

A diver-carried reserve breathing gas supply shall be provided for each diver consisting of:

1910.424(c)(4)(i)

A manual reserve (J valve); or

1910.424(c)(4)(ii)

An independent reserve cylinder with a separate regulator or connected to the underwater breathing apparatus.

1910.424(c)(5)

The valve of the reserve breathing gas supply shall be in the closed position prior to the dive.


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Regulations (Standards - 29 CFR) - Table of Contents Regulations (Standards - 29 CFR) - Table of Contents