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{{#Wiki_filter:REGULATORY ORMATION DISTRIBUTION SY.M (RIDS) | {{#Wiki_filter:REGULATORY ORMATION DISTRIBUTION SY. M (RIDS) | ||
~Division of Operating Reactors | ACCESSION NBR;8003200380 DOC ~ DATE'0/03/17 NOTARIZED; YES DOCKET FACIL:50-250 Turkey Point P>>lanti Unjt 3i Florjda Power and Light C 05000250 50 251 Turkey Point Plantp Unit 4i Florida Power and Light C 05000251 AUTH'$ ME'UTHOR AFF ILIATION UHRIGF R ~ E'Q Florida Power 8 L:ight Co. | ||
REC IP ~ NAME RECIPIENT AFFILIATION EISENHUTFD;G ~ Division of Operating Reactors | |||
==SUBJECT:== | ==SUBJECT:== | ||
Forwards response to NRC 800223 ltr,re LWR primary coolant sys'ressure isolation valves, Surveillance tests to assess check valve status are not being petf*ormed on, check valves in Event V arrangements, Flow diagrams encl, DISTRIBUTION CODE: A001S COPIES,RECEIVED:LTR"ENCL>>SIZE: TITLEi General: Distribution for after Issuance-of Oper ating Lic RECIPIENT ID CODE'/NAME>> | Forwards response to NRC 800223 ltr,re LWR primary coolant sys'ressure isolation valves, Surveillance tests to assess check valve status are not being petf*ormed on, check valves in Event V arrangements, Flow diagrams encl, DISTRIBUTION CODE: A001S COPIES,RECEIVED:LTR "ENCL>> SIZE: | ||
ACTION!05 BC~p,~~INTERNAL!1 R | TITLEi General: Distribution for after Issuance- of Oper ating Lic NO O P% | ||
OTES ES ~ | |||
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A RECIPIENT COPIES RECIPIENT'D COPIES ID CODE'/NAME>> L>>TTR ENCL CODE/NAMEI LTTR ENCL' ACTION! 05 BC ~p,~ ~ 7 7 INTERNAL! 1 R 1 1 02 NRC" PDR 1 I' 2 15 CORE PERF>> BR 1 1 17 ENGR BR 1 1 18 REAC SFTY BR 1 19 PLANT SYS BR 1 1 ?0 EEB 1 1 21 EFLT'RT SYS 1 1 EPB~DOR 1 1 OELD 1 0 STS GROUP LEADR 1 1 EXTERNAL'I 03 LPDR 1 1 OQ NSIC -1 1 23 ACRS 16 16 Wc o'. | |||
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TOTAL- NUMBER OF COPIES REQUIRED: LTTR M ENCL | |||
==Dear Mr.Eisenhut:== | . BOX 529100, MIAMI,FL 33152 | ||
Re: TURKEY.POINT UNITS 3 6 4 DOCKET NOS.50-250 6 50-251 RCS PRESSURE ISOLATION The attached information is submitted in response to your letter of February 23, l980 on the subject of LWR primary coolant system pressure isolation valves.Very truly yours, Robert E.Uhrig Vice President Advanced Systems S Technology REU/MAS/GG/ | ~yy(ll+~ | ||
VTC/pa Attachment cc: J.P.O'Reilly, Region II Harold Reis, Esctuire 8001g00 PEOPLE SERVING PEOPLE ATTACHMENT Re: TURKEY POINT UNITS 3 6 4 DOCKET NOS.50-250 6 50-251 RCS PRESSURE ISOLATION NRC REQUEST 1 Describe the valve configuration at your plant and indicate if an Event V isolation valve configuration exists within the Class I boundary of the high pressure piping connecting PCS (Primary Coolant System)piping to low pressure system piping;e.g., (1)two check valves in series, or (2)two check valves in series with a MOV.FPL RESPONSE 1.Attached are two simplified flow diagrams showing the isolation valve configurations identified as Event V arrangements. | h | ||
for Turkey Point Units 3&4, respectively. | ,. Pr~,~.A. | ||
NRC REQUEST 2 If either of the above Event V configurations exist at your facility, indicate<<hethercontinuous | FLORIDA POWER II LIGHT COMPANY March 17, 1980 L-80-84 Office of Nuclear Reactor Regulation Attention: Mr. Darrell G. Eisenhut, Acting Director Division of Operating Reactors U. S. Nuclear Regulatory, Commission Washington, D. C. 20555 | ||
==Dear Mr. Eisenhut:== | |||
Re: TURKEY .POINT UNITS 3 6 4 DOCKET NOS. 50-250 6 50-251 RCS PRESSURE ISOLATION The attached information is submitted in response to your letter of February 23, l980 on the subject of LWR primary coolant system pressure isolation valves. | |||
Very truly yours, Robert E. Uhrig Vice President Advanced Systems S Technology REU/MAS/GG/ VTC/pa Attachment cc: J. P. O'Reilly, Region II Harold Reis, Esctuire 8001g00 PEOPLE SERVING PEOPLE | |||
ATTACHMENT Re: TURKEY POINT UNITS 3 6 4 DOCKET NOS. 50-250 6 50-251 RCS PRESSURE ISOLATION NRC REQUEST 1 Describe the valve configuration at your plant and indicate if an Event V isolation valve configuration exists within the Class I boundary of the high pressure piping connecting PCS (Primary Coolant System) piping to low pressure system piping; e.g., (1) two check valves in series, or (2) two check valves in series with a MOV. | |||
FPL RESPONSE | |||
: 1. Attached are two simplified flow diagrams showing the isolation valve configurations identified as Event V arrangements. for Turkey Point Units 3 & 4, respectively. | |||
NRC REQUEST 2 If either of the above Event V configurations exist at your surveillance or periodic facility, indicate <<hethercontinuous tests are being accomplished on such valves to ensure integrity. | |||
Also indicate whether valves have been known, or found, to lack integrity. | Also indicate whether valves have been known, or found, to lack integrity. | ||
FPL RESPONSE 2.Specific surveillance tests to assess check valve status are not being performed on check valves in Event.V arrangements at Turkey Point Units 3&4.Review of operating records covering the past 5 years have not indicated problems with the check valves identified in an Fvent 5 arrangement. | FPL RESPONSE | ||
NRC REQUEST 3 If either of the above Event V configurations exist at your facility, indicate wheth<<plant | : 2. Specific surveillance tests to assess check valve status are not being performed on check valves in Event. V arrangements at Turkey Point Units 3 & 4. | ||
FPL RESPONSE Operating procedures for Turkey Point Units 3 s 4 will be revised to provide instructions for performi'ng and documenting periodic surveillance tests | Review of operating records covering the past 5 years have not indicated problems with the check valves identified in an Fvent 5 arrangement. | ||
The mod-ifications will be accomplished dur'ing the next scheduled outages of sufficient duration'when'the units are in the cold shutdown or refueling shutdown condition. | NRC REQUEST 3 If either of the above Event V configurations exist at your procedures should be revised facility, indicate wheth<<plant or if plant modifications should be made to increase reliability,. | ||
When these modifications are completed, procedures will be implemented to provide instructions for performing and documenting surveillance tests on'he subject.,check valves.. | |||
Z-g8A 5-875R 8i.S N.c.w-g5g g | FPL RESPONSE Operating procedures for Turkey Point Units 3 s 4 will be revised to provide instructions for performi'ng and documenting periodic surveillance tests on heck valve nos.: 3-875A a~d 4-875A 3-875B and 4-875B 3-875C and 4-875C The tests will be performed to assess check valve integrity following cold shutdown or refueling shutdown. | ||
t(OV | Each unit will be modified to provide for pressure measure-ments on the low pressure side of the check valve con-figurations identified as Event V arrangements. The mod-ifications will be accomplished dur'ing the next scheduled outages of sufficient duration'when'the units are in the cold shutdown or refueling shutdown condition. | ||
When these modifications are completed, procedures will be implemented to provide instructions for performing and documenting surveillance tests on'he subject .,check valves.. | |||
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STATE OF FLORX DA ) | |||
) ss. | |||
COUNTY OF DADE ) | |||
Robert E. Uhrig, being first duly sworn, deposes and says: | |||
That he is a Vice President of Florida Power 6 Light Licensee herein; Company,'he That he has executed the foregoing document; that the state-ments made in this said document are true and correct to the best of his knowledge, information, and belief, and that he is authorized to execute the document on behalf of said Licensee. | |||
Robert E. Uhrig Subscribed and sworn to before me this l7 may of NOTARY PUBLXC, State of Florida | |||
'nd for the county of Dade, Notary public, State of Florida at Large 1983 My Commission Expires October 30, nded thru Maynard Bonding Agency}} |
Latest revision as of 00:14, 4 February 2020
ML17339A703 | |
Person / Time | |
---|---|
Site: | Turkey Point ![]() |
Issue date: | 03/17/1980 |
From: | Robert E. Uhrig FLORIDA POWER & LIGHT CO. |
To: | Eisenhut D Office of Nuclear Reactor Regulation |
References | |
L-80-84, NUDOCS 8003200384 | |
Download: ML17339A703 (7) | |
Text
REGULATORY ORMATION DISTRIBUTION SY. M (RIDS)
ACCESSION NBR;8003200380 DOC ~ DATE'0/03/17 NOTARIZED; YES DOCKET FACIL:50-250 Turkey Point P>>lanti Unjt 3i Florjda Power and Light C 05000250 50 251 Turkey Point Plantp Unit 4i Florida Power and Light C 05000251 AUTH'$ ME'UTHOR AFF ILIATION UHRIGF R ~ E'Q Florida Power 8 L:ight Co.
REC IP ~ NAME RECIPIENT AFFILIATION EISENHUTFD;G ~ Division of Operating Reactors
SUBJECT:
Forwards response to NRC 800223 ltr,re LWR primary coolant sys'ressure isolation valves, Surveillance tests to assess check valve status are not being petf*ormed on, check valves in Event V arrangements, Flow diagrams encl, DISTRIBUTION CODE: A001S COPIES,RECEIVED:LTR "ENCL>> SIZE:
TITLEi General: Distribution for after Issuance- of Oper ating Lic NO O P%
OTES ES ~
~
A RECIPIENT COPIES RECIPIENT'D COPIES ID CODE'/NAME>> L>>TTR ENCL CODE/NAMEI LTTR ENCL' ACTION! 05 BC ~p,~ ~ 7 7 INTERNAL! 1 R 1 1 02 NRC" PDR 1 I' 2 15 CORE PERF>> BR 1 1 17 ENGR BR 1 1 18 REAC SFTY BR 1 19 PLANT SYS BR 1 1 ?0 EEB 1 1 21 EFLT'RT SYS 1 1 EPB~DOR 1 1 OELD 1 0 STS GROUP LEADR 1 1 EXTERNAL'I 03 LPDR 1 1 OQ NSIC -1 1 23 ACRS 16 16 Wc o'.
P. Boa tc, B ~ tC ~~it ge><~~
k o
TOTAL- NUMBER OF COPIES REQUIRED: LTTR M ENCL
. BOX 529100, MIAMI,FL 33152
~yy(ll+~
h
,. Pr~,~.A.
FLORIDA POWER II LIGHT COMPANY March 17, 1980 L-80-84 Office of Nuclear Reactor Regulation Attention: Mr. Darrell G. Eisenhut, Acting Director Division of Operating Reactors U. S. Nuclear Regulatory, Commission Washington, D. C. 20555
Dear Mr. Eisenhut:
Re: TURKEY .POINT UNITS 3 6 4 DOCKET NOS. 50-250 6 50-251 RCS PRESSURE ISOLATION The attached information is submitted in response to your letter of February 23, l980 on the subject of LWR primary coolant system pressure isolation valves.
Very truly yours, Robert E. Uhrig Vice President Advanced Systems S Technology REU/MAS/GG/ VTC/pa Attachment cc: J. P. O'Reilly, Region II Harold Reis, Esctuire 8001g00 PEOPLE SERVING PEOPLE
ATTACHMENT Re: TURKEY POINT UNITS 3 6 4 DOCKET NOS. 50-250 6 50-251 RCS PRESSURE ISOLATION NRC REQUEST 1 Describe the valve configuration at your plant and indicate if an Event V isolation valve configuration exists within the Class I boundary of the high pressure piping connecting PCS (Primary Coolant System) piping to low pressure system piping; e.g., (1) two check valves in series, or (2) two check valves in series with a MOV.
FPL RESPONSE
- 1. Attached are two simplified flow diagrams showing the isolation valve configurations identified as Event V arrangements. for Turkey Point Units 3 & 4, respectively.
NRC REQUEST 2 If either of the above Event V configurations exist at your surveillance or periodic facility, indicate <<hethercontinuous tests are being accomplished on such valves to ensure integrity.
Also indicate whether valves have been known, or found, to lack integrity.
FPL RESPONSE
- 2. Specific surveillance tests to assess check valve status are not being performed on check valves in Event. V arrangements at Turkey Point Units 3 & 4.
Review of operating records covering the past 5 years have not indicated problems with the check valves identified in an Fvent 5 arrangement.
NRC REQUEST 3 If either of the above Event V configurations exist at your procedures should be revised facility, indicate wheth<<plant or if plant modifications should be made to increase reliability,.
FPL RESPONSE Operating procedures for Turkey Point Units 3 s 4 will be revised to provide instructions for performi'ng and documenting periodic surveillance tests on heck valve nos.: 3-875A a~d 4-875A 3-875B and 4-875B 3-875C and 4-875C The tests will be performed to assess check valve integrity following cold shutdown or refueling shutdown.
Each unit will be modified to provide for pressure measure-ments on the low pressure side of the check valve con-figurations identified as Event V arrangements. The mod-ifications will be accomplished dur'ing the next scheduled outages of sufficient duration'when'the units are in the cold shutdown or refueling shutdown condition.
When these modifications are completed, procedures will be implemented to provide instructions for performing and documenting surveillance tests on'he subject .,check valves..
Z-g8A 5-875R 8i.
Act uwuLATog, "4 S
N.c. w -g5g g v 0V tlat.
>-884 ~
~~-81~ro I I I
~m:o 4- I l LOV 3- 8 14 A ~~-7+4 R 3-86S 6 3-873$
il Lt ACCv~uLh'I'O(-' '5- 8oS S.
3-8GQD s-88+0 i t(OV 5-86~S . X>-85OC 5- 8756 3-875K I
Ir wl I
-MCHI hl- - j I
3- 8 /65 I,/ pc 3-940 S- gggC 3-873 C 'h Q7f h- 3-$ 76,C LIJ
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STATE OF FLORX DA )
) ss.
COUNTY OF DADE )
Robert E. Uhrig, being first duly sworn, deposes and says:
That he is a Vice President of Florida Power 6 Light Licensee herein; Company,'he That he has executed the foregoing document; that the state-ments made in this said document are true and correct to the best of his knowledge, information, and belief, and that he is authorized to execute the document on behalf of said Licensee.
Robert E. Uhrig Subscribed and sworn to before me this l7 may of NOTARY PUBLXC, State of Florida
'nd for the county of Dade, Notary public, State of Florida at Large 1983 My Commission Expires October 30, nded thru Maynard Bonding Agency