ML17201Q438

Informs That Work for Task Interface Agreement Re Evaluation of Util Program Concerning Environ Qualification Complete & Issue Closed

ML17201Q438
Person / Time
Site:	Dresden, Quad Cities, 05000000
Issue date:	04/24/1989
From:	Virgilio M Office of Nuclear Reactor Regulation
To:	Miller H NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION III)
References
NUDOCS 8905020413
Download: ML17201Q438 (3)

Text

11

.. ~-

.. °'ckket Nos. 50-237, 50 50-254, and 50-265 April 24, 1989 ~

/--~

e MEMORANDUM FOR:

Hubert J. Miller, Director Division of Reactor Safety, Region III FROM:

Martin J. Virgilio Acting Assistant Director for Regions III and V Division of Reactor Projects III, IV, V, and Special Projects

References:

(1) Letter from I.M. Johnson (CECo) to A.B. Davis (Region III) dated September 22, 1988 (2)

Memo from H.J. Miller (Region III) to M.J. Virgilio (NRR) dated October 5, 1988 (3)

Letter from H.J. Miller (Region III) to c. Reed (CECo) dated February 1, 1989 In response to an NRC request, *Conunonwealth Edison Company (CECO) submitted reference (1) with details of an augmented surveillance program to monitor potential long-term degradation of Butyl rubber insulated cables.

You requested our technical assistance in reference (2) to evaluate CECo's pro9ram as it pertained to previous NRC concerns with environmental qualification {EQ) of Butyl rubber and compliance with DOR guidelines.

On January 12, 1989, NRR

{including our representative from Sandia National Laboratories) met with you and your staff to discuss our findings and reconmendations regarding reference (1) in particular, and EQ of Butyl rubber in general.' Subsequently, you issued reference (3), with NRR concurrence, which provided the NRC's consensus conclusions and recommendations regarding EQ and surveillance monitoring of Butyl rubber.

We understand, from conversations with your staff, that no further technical assistance is necessary at this time*.

Consequently, our work associated with the task interface agreement of reference (2) is complete and this issue is closed.

8905"020413 890424

~DR ADOCK- 0500023'7,;*.'

- _________. __________ PNu_u __ _ )

CONTACT:

Thierry M. Ross, NRR 492-3016 DISTRIBUTION:

Docket Fi le TRoss NRC & Local PDRs MVirgilio PD III-~

TRoss: knf,L 4/ 7.-/ /89 PDIII-~

LLuther'hc-4/2.f /89 PDJ,IM DNftTer 41~ I /89 Martin J. Virgilio Acting Assistant Director for Regions III and V Division of Reactor Projects III, IV, V, and Special Projects PDIII-2 r/f LLuther p,t/

(A)AD:DRSP35 MVi rgi lio 4/()1 /89 GHolahan DMuller

\\ j*

r UNITED STATES NUCLEAR REGULATORY COMMISSION WASHINGTON. D. C. 20555 April 24, 1989 Docket Nos. 50-237, 50-249, 50-254, and 50-265 MEMORANDUM FOR:

Hubert J. Miller, Director Division of Reactor Safety, Region III FROM:

Martin J. Virgilio Acting Assistant Director for Regions III and V Division of Reactor Projects III, IV, V, and Special Projects

References:

(1) Letter from I.M. Johnson (CECo) to A.B. Davis (Region III) dated September 22, 1988 (2)

Memo from H.J. Miller (Region III) to M.J. Virgilio (NRR) dated October 5, 1988

~:

(3) Letter from H.J. Miller (Region III) to C. Reed (CECo) dated February 1, 1989 In response to an NRC request, Commonwealth Edison Company (CECo) submitted reference (1) with details of an augmented surveillance program to monitor potential long-term degradation of Butyl rubber insulated cables.

You requested our technical assistance in reference (2) to evaluate CECo's program as it pertained to previous NRC concerns with environmental qualification (EQ) of Butyl rubber and compliance with DOR guidelines.

On January 12, 1989, NRR (including our representative from Sandia National Laboratories) met with you and your staff to discuss our findings and recommendations regarding reference (1) in particular, and EQ of Butyl rubber in general. Subsequently, you issued reference (3), with NRR concurrence, which provided the NRC's consensus conclusions and recommendations regarding EQ and surveillance monitoring of Butyl rubber.

We understand, from conversations with your staff, that no further technical assistance is necessary at this time. Consequently, our work associated with the task interface agreement of reference (2) is complete and this issue is closed.

CONTACT:

Thierry M. Ross, NRR 492-3016

-;~U~

Martin J. Virgilio Acting Assistant Director for Regions III and V Division of Reactor Projects III, IV, V, and Special Projects

April 2'.4, 1989

.~ *., ~~~r.ket Nos. 50-237, 50 50-254, and 50-265 MEMORANDUM FOR:

Hubert J. Miller, Director FROM:

References:

Division of Reactor Safety, Region.III.

Martin J. Virgilio Acting Assistant Director

. for Regions I II and V Division of Reactor Projects III, IV, V, and Special Projects (1)

Letter from I.M. Johnson (CECo) to A~B. Davis (Region III) dated September 22, 1988 (2)

Memo from H.J. Miller (Region III) to M.J. Virgil_io.. (NRR) dated October 5, ~988

~

(3)

Letter from H.J. Milleh'(Region~**nrrto c. Re~d.(CECo)

~-

• dated February 1, 1989 '* *"

t.,

~,

~

I

~'.: *

, ~

1-

~ :

\\~

• ~

~:~*

~

~

-i ~

I In response to an NRC request, Commonwealth.Edison c6mpany~,(CECo) s~bmjtted.

reference (1) with details of an augmented. surveillan.ce*p-rogramto moni.tor *,

potential long-term degradation.of Butyl *~u~b~r'* irisulat~~ c~~le§). Yo~. ;**_a

• ~.*

req~ested o~r* techn.ical.assistance in refe'~ence *(~) tq_,ev~luate.~E~o's.pro9ranf as it pertained to. previous NRC concerns with environmental qualif1~ation (.EQ):

of Butyl -rubber and COIJlpliance with.QQR guidelin~s. On Jan~i!r'Y~l2, 1Q~9, :NRF* *

(including our representative from Sandia National Laborato~ies)'met~wit~.you ~ *,

and your staff to discuss our findings and recommen'dations *.regard.ing reference (1) in particular, and EQ of Butyl rubber in general. *s.ubs.eq1:1enfly, you -issued reference (3), with NRR concurrence, *wh*ich provided the NRO'.*s... consensus

. conclus_ions and recommendations regarding EQ and surveillance monitoring of Butyl rubber *. We understand, from conversations with your staff, that rio further techni ca 1 assistance is necessary at this time.,._Consequ~ntly, our work associated with the task interface agreement of reference* (,2) *isfcomplete and*

. this i$SUe is clo~ed.

'CONTACT:

Thierry M. Ross, NRR 492-3016 DISTRIBUTION: -

Docket Fi le.

TRoss PD III-~

TRoss: knf,L 4/ *~1 /89

~RC & Local*PDRs

. MVirgi 1 io PDIII;...e{

LLuther'~

4/2( /89 PDJiIM DNflTer 41~*1 /89.

Martin J~ Virgilio Acting Assistant Director

• for Regions II I and V Division of Reactor Projects III~

IV, V, and Special Projects PDIII-2 r/f LLuther

,_.tv (A)AD:DRSP35 MVirgilio 4/Jq /89 GHolahan DMuller

.....,,* -