ML20247J119

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Forwards Safety Evaluation Accepting Licensee Responses to Generic Ltr 83-28,Items 4.5.2 & 4.5.3, Reactor Trip Sys Functional Testing Alternatives & Test Intervals
ML20247J119
Person / Time
Site: Fort Calhoun Omaha Public Power District icon.png
Issue date: 05/24/1989
From: Bournia A
Office of Nuclear Reactor Regulation
To: Morris K
OMAHA PUBLIC POWER DISTRICT
Shared Package
ML20247J125 List:
References
GL-83-28, TAC-53983, NUDOCS 8906010045
Download: ML20247J119 (4)
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Text

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May[24,::1989

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'f TDocket No. : 50-285 m

Mr..Kenneth A Morris a

l Division Manager;-' Nuclear Operation '

Omaha Public Power. District 1625 Harney_ Street:

' Omaha, Nebraska. 68102

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Dear.Mri Morris:

l

SUBJECT:

FORT CALHOUN STATION UNIT I - GENERIC LETTER 83-28, ITEMS 4.5.2 AND

' 1 4.5.3, " REACTOR TRIP SYSTEM FUNCTIONAL TESTING-ALTERNATIVES AND TEST INTERVALS"(TAC 53983)

l i The NRC staff. has' completed its.. review. of Items '4.5.2:and 4.5.3,. " Reactor Trip.;

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(ystem Functional Testing-Alternatives'and Test.. Intervals," in Generic. Letter-

]

S GL) 83-28. With respect to Item 4.5.2, the licensees were to confirm that-

.their plants are designed to permit > periodic on-line testing of-the reactor trip system and for Item 4.5.3'the testing' intervals are consistent in'-

a achieving 1highLreactor trip _ system availability. -The.results of the' staff's j

review of the:11censee's response for Item 4.5.2l find the response: acceptable.

.j

. in' that the reactor l system for-Fort Calhoun can-bel tested on-line.' ' For Item

j 4.5.3, the staff reviewed-the.0wners Group analyses, including the' Combustion-1

' Engineering Owners Groupp and found-that existing' intervals are consistent

j with; achieving'high reactor trip system availab.ility.

This. completes the: staff's action for Items 4.5.2 and 4.5.3 of GL 83-28.

)

Copies;of the staff's.related safety evaluation and the Technical: Evaluation-

/

. Reports prepared by the staff's contractor, Idaho National Engineering.

Laboratory, are enclosed.

1 Sincerely,

/s/

Anthony Bournia, Project Manager j

8906010045 890524 h

Project Directorate - IV ADOCK 050 5

a Division of: Reactor Projects - III,

.gDR IV, V and Special Projects Office of Nulear Reactor Regulation

Enclosures:

As stated h

cc w/ enclosures:

See.next'page DISTRIBUTION __,

-(DocketiFl11e6 V NRC PDR-Local PDR PD4 Reading G'.' Holahan L. Rubenstein F. Hebdon P. Noonan A."Bournia 0GC-Rockville E. Jordan B. Grimes

-S.

Rhow ACRS (10)

PD4 Plant File th j

DOCUMEN1 NAME: GENERIC R 8328 FOR TONY B PD4/LA M b PD4/PM PD4/Dh l

PNogndh '

ABournia:cs FHebdon 05/J89' 05/#r/89 05/a3/89 a

'V May 24, 1989

- l Docket No. 285 Mr.'Kenneth J; Morris-

Division Manager - Nuclear.0peration

-Omaha Public Power District

' 1625.Harney. Street'

- Omaha, Nebraska 68102 l

.{

Dear Mr. Morris:

1

SUBJECT:

FORT CALHOUN STATION UNIT 1 - GENERIC LETTER 83-28. ITEMS 4.5.2 AND

-4.5.3, " REACTOR TRIP SYSTEM FUNCTIONAL TESTING-ALTERNATIVES AND TEST INTERVALS"(TAC'53983)

. The NRC staff has completed its. review of. Items 4.5.2 and 4.5.3, _" Reactor. Trip -

System functional Testing-Alternatives and Test Intervals," in Generic Letter (GL)83-28.: With respect to Item'4.5.2, the licensees were to confirm that their plants are designed to permit periodic on-line testing of_the reacter

'j

. trip system and for= Item 4.5.3 the testing intervals are consistent in s

achfeving high reactor trip system availability. The results of the staff's

review of the licensee's response for Item 4.5.2 find the response acceptable

~'in that the reactor system for Fort Calhoun can be tested on-line.. For Item 4.5.3, the staff; reviewed ' the Owners Group _ analyses, including the Combustion -

Engineering Owners Group, and found that existing intervals'are consistent.

with achieving high reactor trip system availability.

This completes the staff's action for Items 4.5.2 and 4.5.3 of GL 83-28.

~

Copies of-the. staff's related safety evaluation and the Technical Evaluation Reports prepared by the staff's contractor, Idaho National Engineering

' Laboratory, de enclosed.

Sincerely.

/s/

Anthony Bournia, Project Manager Project Directorate - IV Division of Reactor Projects - III, N

IV, Y and Special Projects Office of Nulear Reactor Regulation

Enclosures:

'As stated cc w/ enclosures:

See next page DISTRIBUTION Docket FHe NRC PDR Local PDR PD4 Reading G. Holahan' L. Rubenstein F. Hebdon P. Noonan

.A.~Bournia OGC-Rockville E. Jordan B. Grimes S. Rhow ACRS(10)

PD4 Plant File DOCUMENT NAME: GENERIC R 8328 FOR TONY B PD4/L b

PD4/PM PD4/DM-PNoon ABournia:cs FHebdon 05@89 05/ Dr/89 05/J3/89 3

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, q(apisaiz,N,f UNITED STATES.,

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.g-NUCLEAR REGULATORY COMMISSION.

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J WASHINGTON. D. C. 20655

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May 24,1989 Dof.ket No. 50-285 Mr. Kenneth 'J. Morris f

. Division Manager - Nuclear Operation -

0maha'Public Powcr District 1625'Harney Street' Omaha, Ncbraska (68102

Dear Mr. Norris:

1..

~

SUBJECT:

. FORT.CALHOUN STATION UNITcl - GENERIC. LETTER.83-28 ITEMS 4.5.2 AND' 4.5.3,'" REACTOR TRIF' SYSTEM FUNCTIONAL TEST'IfG-ALTEF.t;ATIVES'AND TEST ~

?

INTERVALS".(TAC 53983):

9 The NRC staff has completed its review of Items 4.5.2 and.4.5.3, " Reactor Trip

' System Functional. Testirg-Alternatives and Test Intervals," in Generic. Letter.

(GL)_83-28.- With' respeet-to item 4.5.2, the licensees were.to confirm that their, plants are designed to permit periodic on-line; testing of the reactor trip system and. for Item 4.5.3 the testing intervals are consistent in achieving high reactor trip system availability. The'resultslof the staff's' review of theilicensee's response for Item 4.5.2 find the response acceptable in thct the reactor system for Fort Calhoun can be tested on-line. For Item 4.5.3, the, staff. reviewed the Owners Group analyses, including the Combustion

. Engineering Owners Group, and found that existing intervals are consistent-with achieving high reactor trip system availability.

This completes the staff's action for Items 4.5.2 and' 4.5.3 of GL 83-28..

Copies of the staff's reitted safety evaluation and the Technical Evaluation Reports prepared by the staff's contractor, Idaho Pational Engineering Laboratory, are enclosed.

Sincerely, 08:=q 0 p.

Anthony Bournia, Project Manager Project Directorate - IV i-Division of Pesctor Projects - III, IV, V and Special Projects Office of Nulear Reactor Regulation

Enclosures:

c As stated

.cc'w/ enclosures:

See next page l

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s

. f i

1

-I

^Mrs'Kenneth J. Morris Fort Calhoun Station Omaha Public Power District Unit No.-1 cc:-

Harry H. Voigt, Esq.

'LeBoeuf,-Lamb, Leiby & MacRae 1333 New Hampshire Avenue, NW Washington, D.C. -20036 Mr. Jack Jensen,' Chairman

' Washington ~ County Board of Supervisors-Blair; Nebraska 68008

-Mr. Phillip Harrell, ResidentLInspector U.S. Nuclear Regulatory Commission P. O. Box'309 Fort Calhoun, Nebraska 68023

Mr. Charles B. Brinkman, Manager Washington Nuclear Operations Combustion Engineering, Inc.

12300 Twinbrook Parkway, Suite 330 Rockville, MD 20852 Regional Administrator, Region IV U.S. Nuclear Regulatory Connission Office of Executive Director for Operations 611 Ryan Plaza Drive, Suite 1000 Arlington, Texas 76011-Harold Borchert Director Division of Radiological Health Department of Health 301 Centennial. Mall, South P.O. Box 95007

' Lincoln, Nebraska 68509 W. G. Gates, Manager Fort Calhoun Station P. O. Box 399 Fort Calhoun, Nebraska 68023 1.

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