ML20148K128

Requests That Util Request License Amend Per Encl Revised Model Tech Specs Re Identification of safety-related Snubbers & Accessibility Per Table 3.6.1 of Model Tech Specs

ML20148K128
Person / Time
Site:	Yankee Rowe
Issue date:	12/18/1975
From:	Purple R Office of Nuclear Reactor Regulation
To:	Groce R YANKEE ATOMIC ELECTRIC CO.
Shared Package
ML20148K132	List: ML20148K128 ML20148K134
References
NUDOCS 8012020714
Download: ML20148K128 (3)

Text

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.....;. =g 1 DEC 181975 1

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.a Docket No. 50-29 Yankee Atecie Electric Company j ATTN: Mr. Robert H. Croce N

Itcensing Engineer 20 Turuptka Road ,

JHIS DOCUMENT1 CONT Westboro, Massachusetts 01581 POOR QUAUTY PA Gentlemen l F3 : Yankee Nuclear Power Station (Yankee-Rows) ,

3 By letter dated June 30, 1975, we transmitted to you nodel technical

~! specifications relating to hydraulic anubbers and.moquested that

you submit an application to amend your Technical Specifications

?. i to incorporate these model technical specifications. Your letter j of August 18, 1975, proposed technical specifications that did not

'; conform to the model technical specifications. During subsequent

'l telephons discussions, your staff indicated that you did not consider it appropriata to incorporate the model technical specifications in the j!

Technical Specifications for the Yankee Nuclear Power Station (Yankee- l 9 Rowe). As a result of comments that we raceived from you and other licensees 1 I .!

and further consideration by ourselves, we have revised the model technical specifications to provide some relaxation and clarification of the requirements. The revisions consist of t (1) deleting the requirement for psriodie disassembly and inspection of snubbers, (2) provisions I

for installing additional safety related snubbers without prior NRC approval; and, in order to clarify the intent of, the specifications.

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(3) specifying that the visual inapection of snubbers should include 1 the fluid reservoir, fluid connections, and any linkage connections l to associated piping and anchors, (4) identification of all safety  !

related snubbers rather than non-safety related snubbers, and (5)

- Salarging the scope of Tabla 3.6.1 in the model technical specifications to identify safety related snubbers that arc (a) in high radiation areas, (b) especially difficcit to remove, (c) inaccessible during normal operation,  !

(d); accessible during normal operation. A copy of the revised model j techni g fge and bases are nelosed.

Because of the potential adverse of act on public health and safety , ,

that could result from a transient or seismic event if one or more ,' d l

f snubbers were inoperative, we continue to believe that surveillance  ;

requirements, as delineated in the revised technical specifications, 3-Q j

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., a DEC 181975 l

. Yankee Atoric Elcetric Co. l 1

5 ere needed to, assure the. operability of safety related snubbers. .The besis.for this' position is provided in the enclosed model technient specifications. Accordingly, we request that you submit within 30 days of i receipt of this letter a request for license amendment in accordance:with l

the attached revised model technical specifications. includins identifying '

- the safety related snubbers and their accessibility in accordance with' g

Table .3.6.1 of the rodel technical specifications. The rationale that you use for characterizine, a snubber as' "especially dif ficult to remove

'] 'or " inaccessible during noren1 operation" should. be. stated in your subnittal .

t j If you believe that these specifications, as revised, are not appropricte

' for Yankee-I<ove, you should so inform us in 'writine within 20 days of receirt of this letter and provide.a detailed justification for your position.

=: Sinc e rely .

Original aigned by:

Robert A. Purpk l

i Robert A. Purole . Chief ,

Operating Reactors Branch #1

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Division of Reactor Licensino I

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Enclosure:

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u Model Technical Specifications t

f cc w/ enclosure:

a See next pa:;e i

, DISTRIBUTION

~. Docket File

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NRC PDR Local PDR

j ORB #1 Reading i KRGoller  ;

TJCarter RAPurple j ABurger

~I SMSheppard

.j Attorney, OELD L OISE (3)

DEisenhut )

TBAbernathy

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ACRS (16) i JRBuchanan ,

BBuckeJey .  !

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a a Yankee Atomic Electric Company -

3.- December 18, 1975 cc: Mr. Donald C. A11ca, President Yankee Atomic Electric Company ,

20 Turnpikc Road. I Westboro, Massachucetts 01581  !

Greenfield Public Library -

402 Main Street Greenfield, Massachusetts 01581 -

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