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REACTOR FACILITIES BRANCH
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REACTOR FACILITIES BRANCH FILE COPY UNITED ST A TES
FILE COPY UNITED ST ATES
-- --* NUCLEAR.REilJ,J_LA:t:O_RY COMMISSION REGION 111 799 ROOSEVELT RO.AD GLEN ELLYN, ILLINOIS 60137 ucr l.o 1975 Commonvealth Edison.Company A'i'TN1 Mr. Byron Lee, Jr.
                                                              -- --* NUCLEAR .REilJ,J_LA:t:O_RY COMMISSION REGION 111                                       -- - - -    ---~
Docket No. S0-237..
799 ROOSEVELT RO.AD GLEN ELLYN, ILLINOIS 60137 ucr l.o 1975 Commonvealth Edison.Company                                     Docket No. S0-237 .. /
/
A'i'TN1       Mr. Byron Lee, Jr.                               Docket No. so-24V
Docket No. so-24V Vice President 1'.0. Box 767 Chteago. Illinoia 60690 Gentlemen:  
* Vice President 1'.0. Box 767 Chteago. Illinoia                     60690 Gentlemen:
.1'hank you for your letter dated Septed>er 19, 1975, informing us of tha steps you have taken to correct the items of non-
                                  .1'hank you for your letter dated Septed>er 19, 1975, informing us of tha steps you have taken to correct the items of non-
---~
=~-=-=- := --:.-::..-_""'*-..:- -=-=~lia~e                     which we brought       ~   your attention in our letter datGd -A\agust. 29*. *19*15;;--. we-Wil'l~exaM.t.ne=tbese-=matte~=during__
=~-=-=- := --:.-::..-_ ""'*-..:- -=-=~lia~e which we brought ~ your attention in our letter datGd -A\\agust. 29*. *19*15;;--. we-Wil'l~exaM.t.ne=tbese-=matte~=during__
a subsequent iuSpect1on.                        .                            .    ------ - - _____--,-:-
A'.I a subsequent iuSpect1on.  
                                                                                                                                            ..
-.-.::_-,---.,~-:c::-.::=-:-
                                                                                                                                            -.-.::_-,---.,~-:c::-.::=-:-
Your co0peration nth UB is. appreciated.
Your co0peration                     nth   UB is .appreciated.
ccs B. Stephenson, Station Superintendent bee w/ltr dtd 9/19/75:
Sincerely **yours, Gaston Fiorelli, Chi.of Reactor Operations Branch ccs     B. Stephenson, Station Superintendent bee w/ltr dtd 9/19/75:
PDR Local.PDR NSIC TIC Sincerely **yours, Gaston Fiorelli, Chi.of Reactor Operations Branch Anthony Roisman, Esq., Attorney  
PDR Local.PDR NSIC TIC Anthony Roisman, Esq., Attorney
.I A'


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i\(1'C:fr<~~~*ncp1y 10: .. ro~1-0111cc         uox   767 Chic;igo. lll11101s GOWO September 19, 1975
One First *r~.-1t1oi1,1I f1l.1:;i, Cl11c,;;1(10. 111ino1s.
              . ____ -
i\\(1'C:fr<~~~*ncp1y 10:.. ro~1-0111cc uox 767 Chic;igo. lll11101s GOWO  
------     -- ___ _......_
~----- - ---
Mr. Gaston Fiorelli, Chief Rcnctor Oper~tiond Branch - Region III
Mr. Gaston Fiorelli, Chief Rcnctor Oper~tiond Branch -
                                                -  -- -    - ~-----
Region U.S. Nuclear Regulatory Co~nission 799 Roosevelt Road Glen Ellyn, Illinbis 60137 September 19, 1975 III
                                                                      -  --- -  -- -  -
U.S. Nuclear Regulatory Co~nission 799 Roosevelt Road Glen Ellyn, Illinbis 60137


==Subject:==
==Subject:==
Dresden Station Units 2 and 3 Response to Inspection Reports No.
Dresden Station Units 2 and 3 Response to Inspection Reports No.
50-237/75-21 and No. 50-249/75-10 NRC Docket Nos. 50-237 and 50-2'19
50-237/75-21 and No. 50-249/75-10 NRC Docket Nos. 50-237 and 50-2'19  


==Dear Mr. Fiorelli:==
==Dear Mr. Fiorelli:==
,
*your letter, dated August 29, 1975, identified several areas of deviation from Edison standards.. This letter is in re-sponse. to those items.
                          *your letter, dated August 29, 1975, identified several areas of deviation from Edison standards . . This letter is in re-sponse. to those items.
Removal of foreign materials I inspccti on*: and-rcp-a-ir ---=-=--=-=*:.o:.-,-=o to fire stops began September 8, 1975.
Removal of foreign materials inspccti on*: and-rcp-a-ir ---=-=--=-=*:.o:.-,-=o I
to fire stops began September 8, 1975.
* Basic designs for all new fire stops and repair of all deficicint fire s(ops call for.the use of a ceramic fiber filler/
* Basic designs for all new fire stops and repair of all deficicint fire s(ops call for.the use of a ceramic fiber filler/
thermal insulation cGvcred with Flam~mastic branch of fire re-tard~nt.             Existing fire stops that are.in accordance with Sargent and Ltmdy st-andards EA-175, . EA-176, E}\-177, Ei\-178, or EA-179 will not be modified. *we estimate that this work should be completed in December, 1975. Any changes in design details necessitated by unforeseen field conditions will be incorporated in the final de-s.ign documents.
thermal insulation cGvcred with Flam~mastic branch of fire re-tard~nt. Existing fire stops that are.in accordance with Sargent and Ltmdy st-andards EA-175,. EA-176, E}\\-177, Ei\\-178, or EA-179 will not be modified.  
The subject inspection reports have bc~n reviewed for proprietary information and none \*ias identif icd.
*we estimate that this work should be completed in December, 1975.
Vcrj         tr~ly           yours,
Any changes in design details necessitated by unforeseen field conditions will be incorporated in the final de-s.ign documents.
                                                                                              ./'J/.-i                 /
The subject inspection reports have bc~n reviewed for proprietary information and none \\*ias identif icd.  
                                                                                            /.I .. / / h :~/:J'./.-/
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Vcrj tr~ly yours,  
R *.L *. Bolger Assistant Vice President
./'J/.-i  
                                                  ..  ~        ...
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//*, i*,'.
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R *. L *. Bolger Assistant Vice President  
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Latest revision as of 11:23, 8 January 2025

Letter Referring to 09/19/1975 Letter Informing of Steps Taken to Correct Items of Noncompliance Brought to Attention in 08/29/1975 Letter - Dresden Units 2 and 3
ML17252B157
Person / Time
Site: Dresden  Constellation icon.png
Issue date: 10/16/1975
From: Fiorelli G
NRC/RGN-III
To: Brian Lee
Commonwealth Edison Co
References
IR 1975018, IR 1975021
Download: ML17252B157 (2)
v • d • e


Text

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J ----.. --------

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REACTOR FACILITIES BRANCH FILE COPY UNITED ST A TES

-- --* NUCLEAR.REilJ,J_LA:t:O_RY COMMISSION REGION 111 799 ROOSEVELT RO.AD GLEN ELLYN, ILLINOIS 60137 ucr l.o 1975 Commonvealth Edison.Company A'i'TN1 Mr. Byron Lee, Jr.

Docket No. S0-237..

/

Docket No. so-24V Vice President 1'.0. Box 767 Chteago. Illinoia 60690 Gentlemen:

.1'hank you for your letter dated Septed>er 19, 1975, informing us of tha steps you have taken to correct the items of non-

---~

=~-=-=- := --:.-::..-_ ""'*-..:- -=-=~lia~e which we brought ~ your attention in our letter datGd -A\\agust. 29*. *19*15;;--. we-Wil'l~exaM.t.ne=tbese-=matte~=during__

A'.I a subsequent iuSpect1on.

-.-.::_-,---.,~-:c::-.::=-:-

Your co0peration nth UB is. appreciated.

ccs B. Stephenson, Station Superintendent bee w/ltr dtd 9/19/75:

PDR Local.PDR NSIC TIC Sincerely **yours, Gaston Fiorelli, Chi.of Reactor Operations Branch Anthony Roisman, Esq., Attorney

t' 0 ni m w c I rrutO.. "'tl'r!, 'OTf.

One First *r~.-1t1oi1,1I f1l.1:;i, Cl11c,;;1(10. 111ino1s.

i\\(1'C:fr<~~~*ncp1y 10:.. ro~1-0111cc uox 767 Chic;igo. lll11101s GOWO

~----- - ---

Mr. Gaston Fiorelli, Chief Rcnctor Oper~tiond Branch -

Region U.S. Nuclear Regulatory Co~nission 799 Roosevelt Road Glen Ellyn, Illinbis 60137 September 19, 1975 III

Subject:

Dresden Station Units 2 and 3 Response to Inspection Reports No.

50-237/75-21 and No. 50-249/75-10 NRC Docket Nos. 50-237 and 50-2'19

Dear Mr. Fiorelli:

  • your letter, dated August 29, 1975, identified several areas of deviation from Edison standards.. This letter is in re-sponse. to those items.

Removal of foreign materials I inspccti on*: and-rcp-a-ir ---=-=--=-=*:.o:.-,-=o to fire stops began September 8, 1975.

  • Basic designs for all new fire stops and repair of all deficicint fire s(ops call for.the use of a ceramic fiber filler/

thermal insulation cGvcred with Flam~mastic branch of fire re-tard~nt. Existing fire stops that are.in accordance with Sargent and Ltmdy st-andards EA-175,. EA-176, E}\\-177, Ei\\-178, or EA-179 will not be modified.

  • we estimate that this work should be completed in December, 1975.

Any changes in design details necessitated by unforeseen field conditions will be incorporated in the final de-s.ign documents.

The subject inspection reports have bc~n reviewed for proprietary information and none \\*ias identif icd.

.. ~...

.~

Vcrj tr~ly yours,

./'J/.-i

/

/.I.. //h :~/:J'./.-/

//*, i*,'.

l,..' -

~

/

R *. L *. Bolger Assistant Vice President

.-.

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