APPENDIX B - EXAMPLE DRILL SCENARIOS
Loss of Joy Plant Air Compressors
Drill Number: 2-005
Revision Number: 0
Powerhouse air system, portable air compressor, air hose.
Powerhouse operators and supervisory personnel.
Normal operation, one Joy Plant Air Compressor running
and the other in standby. The portable air compressor
positioned for use outside the powerhouse.
PRECAUTIONS and LIMITATIONS
Any emergent plant condition requiring immediate
Limit this drill to about 15 minutes. Do not let the
instrument air pressure go lower than 70 PSI. This drill is
not intended to interrupt stream to other facilities.
Caution should be taken when disconnecting flexible air
lines, they may be charged with high pressure air.
DRILL TEAM DUTIES:
Provide drill indications at the scene and observe the
corrective actions taken by the operations personnel.
Indicate to the operators that the Joy air compressors will
not successfully restart.
Evaluators to station themselves in order to observe the set
up and valve alignment.