ML20034C027
| ML20034C027 | |
| Person / Time | |
|---|---|
| Site: | Grand Gulf  |
| Issue date: | 04/13/1990 |
| From: | Stafford C SYSTEM ENERGY RESOURCES, INC. |
| To: | |
| Shared Package | |
| ML20034C023 | List: |
| References | |
| 04-1-01-P41-1-T, 4-1-1-P41-1-T, NUDOCS 9005010328 | |
| Download: ML20034C027 (6) | |
Text
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GRAND GULF NUCLEAR STATION ADMINISTRAT7VE PROCEDURE 01-5-02 3 Revision:
23 Attachmant XII Page 1 of 2 TEMPORARYDIRECTIVEftyIRSHEET PART 1 - PREPhE E l l_{ CHAdGE TO EXISTING DIRECT!VE l$ TEMP. ACTIVITY DIRECTIVE
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TEMPORARY DIRECTIVE L d4 -f-ol-f cff-1-TqmP- /O REV.
O TITLE A N 1fd & /-f!f 7&TM bh G eh MW d4S/N M SAFETY RELATED
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PART 2 - REVIEW /APPnOVfL[
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EFFECTIVE'DATE: 0
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CANCELLATION DATE: 10 90 15$,TRUCTIONS'F.QR ER RI:
g Add the attached Temporary Directive to the aianual.
nsert the Temporary Directive in f ront of the af fected
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base directive.
4 Teap. Direetive Entered By:
INSTRUCTIONS FOR CANCELLATION: On date of cancellation or issue of a now b
revision, discard this sheet and the attached Temporary Dirnctive.
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'9 GRAND OULF NUCLBAR STATIOg AIBEINISTRATIVE PROCEDURE
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SAFETT EVALUATION
-4, GRAND GULF NUCLEAR STATION DIRECTIVE TYPE l T4tle:
No.:
. Revision:
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$$FETT EVALUATION APPLICA8ILITY REVIEW l
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1 I (1) Change to facility as desc. in FSARf X
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l (2) Change to procedure as desc. in FSAR?
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l (3) Test or experiment not dese. in F897 x
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l If YEf., perfore 10CFR50.59 Safety Evaluation l
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ENVIRONMDrfAL EVALUATION APPLICABILITY REVIEW l
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l (1) Change to Environmental Protection Plan?
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l, (2) Will or may act envir tt x
If YES, perf roasental uat a eas excluded by 0178 06-24:l gy(
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Cross-discipline review required:
Tech Reviewer's initials [M l
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- GRAND GULF NUCLEAR STATION SYSTEM OPERATfNG INSTRUCTION
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TittelContingencyLongTerm No.: 04-1-01-P41-TEMP-10 Revision: O Page: 1 of 2 Cooline for SSW Basin A 1.0 PURPOSS 1.1 To pre
.e instructions for supplementary cooling of the 'A' SSW Basin water, when its temperature exceeds 90 F during a LOP-LOCA event concurrent with a loss of Div I Electrical system or Div I Diesel-Generator.
2.0 ATTACHMENTji 2.1 Attachment I - SSW Dasin 'A' Cooling 2.2 Attachment II - Temporary Pump Caves 3.0 P1};"4UTIONS AND LIlilTATIONS 3.1 The proceduto will not be esed after the startup following RF04 unless a new evaluation is performed. The current evaluation is based upon insta.lled core.
3.2 Uset cautien whren installing temporary portable equipment into either SSW i
'A' or 'B' Basin to preclude damage to permanent equipment.
3.3 Ensure that neither Basin overflows when pumping water from basin to Bers in.
3.4 Exerciu caution when kod:Ing around temporary piping.
Personnel injury could occur as e result of pipe whip.
40 P.EEEEQ9.L'l.'.'M 4. '. A L0r,.LOCA. concurrent with a loss of Div I Diesel Generator or loss of Div I Electrical Distribution s3 stem, has occurred and SSW ' A' Basin water temperaturo 2. 90*.
4.2 A priority work order or wor k authorization is issued to install the nepessary temporary piping and electrical power supply for the temporary pumps.
4.3 Radiological conditions, stound v.he SSW Basins are acceptable to allow innen11st. ion and operat. ion of the temporary pumps.
4.4 The temporary pumps will be the FLYGT series pumps D2151-6" or equivalent.
Se,a Attachment II for applicable pumpeurves.
Thene pumps (3) are preuently stored. in a Temperary L.tg. adjacent tc the GE Bldg.
Each pump n corcrolled by e. label that roads "Insue w ith Operations perr.ission only. To ha used for SSW Basin Long Term Cocling".
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4.5 Purchasing Dept. has been notified to resquest an emergency delivery of ( M backxp portable pumps capable of d.alivering at least 10M gpm flow rate I
aad the requited portable geneta:or to support the purips,
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GRAND GULF NUCLEAR STATION
. SYSTEM OPERATING INSTRUCTIOf.'
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Title:
Contingency Long Term No.: 04-1-01-P41-TEMP-10lRevision: 0 Pagn:-2 of 2 Cooline for SSW Basin'A l
5.0 INSTRUCTIONS
- 5.1 Instvil the temporary pumps, one in each SSW Basin with its discharge aligned to the other basin.-
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- 5.2 Record 'A'(B) SSW Basin Lovel and temperature on Attachment I.
(The-M&TE equipment may be used for monitoring SSW 'A' Basin level and temperature).
- 5.3 Start temporary pump in the
'A' SSW Basin and align discharge:to'the 'B'.
.SSW Basin.
il 5.5 Monitor 'A'(B) SSW Basin level'and maintain 1 2 feet level difference-between the Basins.
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- 5.6 While operating in this mode, record the 'A'(B) SSW Basin level-and temperature hourly using. Attachment I.
5.7 When ' A' SSW Basin Cooling is no longer required stop the temporary pumps
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1 in both Basins.
- 5.S If continued cooling is no longer required, remove the' temporary pumps and piping.
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I 6 DIP 41TP.T/04FLR j
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L' 'A GR'AND' GULF NUCLEAR STATIOT SYSTEM OPERATING INSTRUCTIONS-04-1-01-P41-1-TEMP-10 Revision 0 Attachment I Page 1 of 1
'SSW 'A' BASIN COOLING OPERATIONS--
' REPRESENTATIVE / DATE:
4.0 Ensure
Prerequisites ar6 met
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5.1 Temporary equipment installed-
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-;j 5.2-Initial Level / Temperature Initial Level
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Temn
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'A' SSW Temporary pump start.
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l 5.4
'B' SSW Temporary pump. start-
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5.6 PERFORMER i
l SSW llASIN 'A' SSW 'B BASIN INITIALS DATE TIME LEVEL TEMPERATURE LEVEL,,
TEMPERATURE l
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M&TE equipment may be used to obtain readings.
l 5.8 Temporary Equipment Remove'd
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SOIP41TP.A1/04FLR i
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-' ' " -,'.MRAND. GULF-NUCLEAR STATION SYSTEM OPERATING, INSTRUCTION
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04-1-01-P41-1-TEMP-10 Revision 0 Attachment II Page 1 of 1-PUMP CURVES O
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