ML19320A887
| ML19320A887 | |
| Person / Time | |
|---|---|
| Site: | Millstone  |
| Issue date: | 06/08/1977 |
| From: | NORTHEAST NUCLEAR ENERGY CO. |
| To: | |
| Shared Package | |
| ML19320A881 | List: |
| References | |
| 2520, TAC-7424, NUDOCS 8007080176 | |
| Download: ML19320A887 (4) | |
Text
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MILLSTONE NUCLEAR. POWER STATION, UNIT NO. 2 PROCEDURE F'R FUEL HANDLING ACCIDENT INSIDE CONTAINMENT O
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F JUNE, 1980
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%_ N bD DATE: to\\70,IJv Plant Superintendent STATION PROCEDURE COVER SHEET _
A.
IDENTIFICATI0N' Number MS O Rev.
6 Tit 1e 531$
l-ln N CEs (bC hMY hdab-SC1:.W<-l d OfNdt Date 6/pi77 Prepared By B.
REVIEW I have reviewed the above procedure and have found it to be satisfactory.
TITLE SIGNATURE DATE C.
UtlREVIEWED SAFETY QUESTION EVALUATION DOCUliEt1TATION REQUIRED:
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(Significant change in procedure method or scope as describet in FSAR)
YES [ ]
fl0 [e (Ifyes,documentinPORC/SORCmeetingminutes) o ENVIR0ilMENTAL IMPACT (Adverse environmental impact)
YES [ ]
f!0 [i[
(if yes, document in PORC/SORC meeting minutes)
D.
PORC/SORC APPROVAL hSORCMeetingNumber 77-00 E.
APPROVAL AND IMPLEMENTATION The attached procedure is,hereby approved, and effective on the dates below:
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Plant Superintendent / Unit Superintendent Approved Date f ective Date
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SF-301 Rev. O
Emer. Proc. 2520 Page 1 Rev. O Date: 6/8/77 MILLSTONE UNIT 2 r
EMERGENCY PROCEDURE 2520 FUEL HANDLING ACCIDENT INSIDE CONTAINMENT Page Eff. Rev.
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.a Emer. Proc. 2520 Page 2 Rev. O Date: 6/8/77 t-1.0 OgAlfil'.T To provide a procedure which will evacuate and isolate the Contain-ment stithin 10 minutes of a fuel handling accident.
.'.0 D15CitSq!!!.*1 The design basis fuel handling accident is an event which occurs 72 hours8.333333e-4 days <br />0.02 hours <br />1.190476e-4 weeks <br />2.7396e-5 months <br /> after shutdown and results in the failure of an entire row of fuel rods (14).
The Control Room is notified primarily by the phone communications, which are required by Technical Specifications.
A backup indication would be the refueling machine area rad monitor.
Operator action then evacuates all personnel from Containment and isolates the area.
3.0 SYMnTOMS OF FUEL HANDLING ACCIDENT 3.1 Ma,ior Symptoms:
3.1.1 Communications from the Containment that a fuel handling accident has occurred.
3.1.2 Area radiation monitor RM-7891, located on the Refuel machjne, alarms.
3.2 Other Symptoms:
3.2.1 Containment airborne radiation monitors alarm and if necessary, close the Containment purge valves.
3.2.2 Other Containment area radiation monitors alarm.
4.0 IMMEDIATE ACTIONS 4.1 Sound the Containment evacuation alarm and announce over the PA System, "A fuel handling accident has occurred; all person-nel evacuate the Containment".
4.2 If purge of the Containment is in progress, close the Contain-ment purge valves.
4.3 Refer to Emergency Procedure 2501, Emergency Plan Procedure.
5.0 SUBSEQUENT ACTIONS 5.1 When conditions allow, re-enter the Containment and recover the fuel bundle.
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