Initial Conditions

DOE-HDBK-1099-96

APPENDIX B - EXAMPLE DRILL SCENARIOS

Title:

Loss of Joy Plant Air Compressors

Drill Number: 2-005

Revision Number: 0

SECTION I.

INITIAL CONDITIONS

SYSTEM/EQUIPMENT:

Powerhouse air system, portable air compressor, air hose.

WATCH STATIONS:

Powerhouse operators and supervisory personnel.

SPECIAL EQUIPMENT:

None.

PRE-DRILL NOTIFICATIONS:

None.

PLANT OPERATING

CONDITIONS:

Normal operation, one Joy Plant Air Compressor running

and the other in standby. The portable air compressor

positioned for use outside the powerhouse.

SECTION II.

PRECAUTIONS and LIMITATIONS

ABORT LIMITS:

Any emergent plant condition requiring immediate

response.

OPERATIONAL LIMITS:

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.

PRECAUTIONS:

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.

B 3-2