ML20148G888

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Proposed Tech Specs 3.1.3 & 4.1.3 for Reactivity Control Sys
ML20148G888
Person / Time
Site: Yankee Rowe
Issue date: 08/17/1976
From:
YANKEE ATOMIC ELECTRIC CO.
To:
Shared Package
ML20148G874 List:
References
NUDOCS 8011140216
Download: ML20148G888 (2)


Text

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'. '.O fW REACTIVITY CONTROL SYSTEMS

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%V LIMITING CONDITION FOR OPERATION (Contir.ued) j b)

The SHUTDOWN MARGIN requirement of Specification i ;

3.lil.1 is determined at least once per 12 hours1.388889e-4 days <br />0.00333 hours <br />1.984127e-5 weeks <br />4.566e-6 months <br />, j

i 4 and c)

Apowerdistributionmapisobtained(romthe l

movable incore detectors and F and F are

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verifiedtobewithintheirliSitswidin 72 hours8.333333e-4 days <br />0.02 hours <br />1.190476e-4 weeks <br />2.7396e-5 months <br />.

1 d)

The THERMAL POWER level is reduced to < 75% of i.

THERMAL POWER allowable for the Main Coolant pump combination within one hour and within the next 4 hours4.62963e-5 days <br />0.00111 hours <br />6.613757e-6 weeks <br />1.522e-6 months <br /> the Power Range and Intermediate-Power Range Neutron Flux high trip setpoint is i

reduced to < 103% of the 75% of allowable

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' THERMAL. POWER,:or e)

The remainder of the rods in the group with the inoperable rod are aligned to within + 8 inches of the inoperable rod within one hour-while 2

maintaining the rod sequence and insertion limits of Figures 3.1-1 and 3.1-2; the THERMAL POWER level shall be restricted pursuant,to 0

Specification 3.1.3.5 during subsequent operation.

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SURVEILLANCE REQUIREMENTS 4.1.3.1.1 The position of each control rod shall be determined to be within the limit by verifying the individual rod positions at least once j

per 4 hours4.62963e-5 days <br />0.00111 hours <br />6.613757e-6 weeks <br />1.522e-6 months <br />.

l 4.1.3.1.2 Each control rod not fully inserted shall 'be determined to be OPERABLE by movement of at least 4 inches in any one directi,n at least once per 31 days, i

4.1.3.1.3 The maximum reactivity insertion rate due to withdrawal of thehighqtworthcontrolrodgroupshallbedeterminednottoexceed 1.5 x 10 ok/k per second at least once per 18 months.

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Yankee Atomic EleC DATE OF DOCUMENT 8-17-76 Westborough, Mass i

U P Johnson DATE RECEIVED 8 23 76 dLETTER MNOTORIZED PROP INPUT FORM NUMDER oF COPIES RECElVED

&RlalN AL h7UNc LASSIFIE D O copy 3 signed DESCRIPTION

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E NCLoSU RE Ltr notarized:8 17e76.....trans the following:

Suppkement#9toAmdetoOL/ChangetoTech Specs #125: Consisting of revised & addl info concerning core XII Rod Ejection Analysis

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8 TLANT NAME:

Yankee Rowe

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FOR ACTION /INFORMATION ENVTRn 8-26-76 ehf SAFETY

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IASSIGNED AD:

ASSIGNED-.AD:

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BRANCH CHIEF:

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BEAN.CH CHTEF*

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PROJEQT MANAGER!

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LIC. ASST.:

5 hema?OL LIC. ASST.t INTERNAL DISTRIBUTION m

l S TFI! ", J SYSTEMS SAFETY PLAl D STEMS SITE SAEETY &

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NRC PDR IEINEMAN TEnnsen ENVIRO ANALYSIS

/,I&EOQ SCHROEDER BENAROYA DENTON & MULLER

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OELD LAINAS

/ COSSICK & STAFF ENGINEERING IPPOLITO ENVIRO TECH _

MIPC MACCARRY KIRKWOOD ERNST CASE KNIGHT BALLARD HANAUER SIHWEIL OPERATING REACTORS SPANGLER JARLESS PAWLICKI STELLO RTTE TEcM; PROJECT MANAGEMENT REACTOR SAFETY OPERATING TEQJi.

CAMMTLL BOYD ROSS

/. EISENHUT STEPP P. COLLINS NOVAK

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SHAO HULMAN HOUSTON ROSZTOCZY

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BAER PETERSON CHECK

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BUTLER SITE ANALYSIS MELTZ

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GRIMES VOLLMER HELTEMES AT & I BUNCH SKOVHOLT SALTZMAN J. COLLTNS RUTBERG VREcFR EXTERNAL DISTRIBUTION CONTROL NUMBER

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BROOKHAVEN N4 h

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