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| Rotary Jet Piercing | 56.7801 – 56.7807 | ||||||||||||||||||||||
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50 FR 4054, Jan. 29, 1985, unless otherwise noted.
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Subscribe to: 30 CFR Part 56 Subpart F - Rotary Jet Piercing
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Jet piercing drills shall be provided with—
(a) A system to pressurize the equipment operator's cab, when a cab is provided; and
(b) A protective cover over the oxygen flow indicator.
Safety chains or other suitable locking devices shall be provided across connections to and between high pressure oxygen hose lines of 1-inch inside diameter or larger.
A suitable means of protection shall be provided for the employee when lighting the burner.
When rotary jet piercing equipment requires refueling at locations other than fueling stations, a system for fueling without spillage shall be provided.
Persons shall not smoke and open flames shall not be used in the vicinity of the oxygen storage and supply lines. Signs warning against smoking and open flames shall be posted in these areas.
The oxygen intake coupling on jet-piercing drills shall be constructed so that only the oxygen hose can be coupled to it.
The combustion chamber of a jet drill stem which has been sitting unoperated in a drill hole shall be flushed with a suitable solvent after the stem is pulled up.