Mich. Admin. Code R. 408.15761 - Stripping and snubbing
Rule 5761.
(1)
Stripping a well shall be performed under close surveillance by a responsible
supervisor.
(2) An emergency escape
system shall be provided and available for employees working atop hydraulic
snubbing equipment.
(3) Before
commencing snubbing operations, the snubbing tower shall be properly guyed if
not otherwise supported.
(4) Flow
lines or bleed-off lines shall be located, if possible, away from areas
frequented by employees, such as doghouses, tool boxes, pumps, and power packs.
If pressurized, a line shall be secured to prevent whipping if the line
ruptures.
(5) Two-way
communications shall be provided between the snubbing operator and the pump
operator. This may be accomplished by hand signals, voice communication, or
other equally effective means.
(6)
Well surface pressure shall be monitored at all times during stripping and
snubbing operations.
(7) Pipe
snubbed into the wellbore shall have at least 1 landing nipple near the lower
end of the pipe string to receive a back pressure valve or blanking
plug.
(8) Snubbing operations shall
not be performed while welding is being done in the immediate vicinity of the
wellhead.
(9) All employees
involved in stripping or snubbing operations shall be informed of the maximum
working pressure limit of the equipment.
Notes
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