§250.405. What are the safety requirements for diesel engines used on a drilling rig?

30 C.F.R. § 250.405

You must equip each diesel engine with an air intake device to shut down the diesel engine in the event of a runaway.

(a)

For a diesel engine that is not continuously manned, you must equip the engine with an automatic shutdown device;

(b)

For a diesel engine that is continuously manned, you may equip the engine with either an automatic or remote manual air intake shutdown device;

(c)

You do not have to equip a diesel engine with an air intake device if it meets one of the following criteria:

(1)

Starts a larger engine;

(2)

Powers a firewater pump;

(3)

Powers an emergency generator;

(4)

Powers a BOP accumulator system;

(5)

Provides air supply to divers or confined entry personnel;

(6)

Powers temporary equipment on a nonproducing platform;

(7)

Powers an escape capsule; or

(8)

Powers a portable single-cylinder rig washer.

Notes, amendments, and revision history

[76 FR 64462, Oct. 18, 2011, as amended at 81 FR 36149, June 6, 2016]

Authority: 30 U.S.C. 1751, 31 U.S.C. 9701, 33 U.S.C. 1321(j)(1)(C), 43 U.S.C. 1334.

Source: 76 FR 64462, Oct. 18, 2011, unless otherwise noted.

[76 FR 64462, Oct. 18, 2011, as amended at 81 FR 36149, June 6, 2016]