ML20203D533: Difference between revisions

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            *-                                                                                                          l esuun ' SACRAMENTO MUNICIPAL UTILITY DISTRICT ' 6201 S Street. P O. Bom 15830. Sacramemo CA 95852 1830.(916)452 3211 AN ELECTRIC SYSTEM SERVING THE HEART OF CALIFORNIA
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F RJR 86-125                                                                                                    j April 16,1986 DIRECTOR OF NUCLEAR REACTOR REGULATION                                                                        l ATTENTION FRANK J MIRAGLIA JR DIRECTOR PWR-B DIVISION                                                                                      i U S NUCLEAR REGULATORY COMMISSION WASHINGTON DC 20555                                                                                          ;
DOCKET N0. 50-312                                                                                            !
LICENSE NO. DPR-54 SURVEILLANCE INTERVALS LETTER OF CONFIRMATION The Technical Specifications Table 4.1-2, Item 13, requires a surveillance test of the six internal vent valves at a frequency not to exceed the re-fueling interval. By definition, this interval is specified in Technical Specifications Section 1.9.9 as "A time period spaced to occur at least                                      i once per eighteen (18) months." In addition, the 3.25 times a single speci-fied surveillance interval for three consecutive tests apply to this requirement.
The Rancho Seco internal vent valves were tested according to the following schedule:
Test Date                  Interval 3/6/80 2/13/81                      11 months 3/17/83                    2 years, I month 4/14/85                    2 years, 1 month According to the above schedule, a test of the internal vent valves was due
        ' January 6, 1986, to meet the 3.25 test interval. However, by approval of Amendment No. 38 dated August 6, 1982, Amendment No. 44, dated February 11, 1983, and Amendment No. 59, dated January 22, 1985 to the Rancho Seco Operating                              i License, the NRC extended the intervals 6 months, 6 months and 6.5 months                                      .
respectively. Each extension was based on extending the 18 month interval but no extension was specifically granted for the 3.25 interval requirements.                                  ,
l Mr. Ron Colombo from my staff contacted Mr. Syd Miner, G. Kalman and G. Plumlee concerning this matter on December 6, 1985, and obtained concurrence that                                      ,
the 3.*25 interval should be reset from the last survelilance waiver granted                                  ;
on January 22, 1985. It should be noted that extensions of this nature are                                    l
                                                                                                                        ~
handled on a case by case basis and this extension does not apply to any other surveillances.
I B604220175 860416                                                                                [    l  I PDR  ADOCK 05000312                                                                            L  $0)  i P                  PDR      _
g      i io  !
RANCHO SECO NUCLEAR GENERATING STATION O 14440 Twin Cities Road, Herald, CA 95638 9799;(209) 333-2935
 
e Frank J Miraglia                                          April 16, 1986 This letter is confirmation of this agreement between our staffs to reset t  iqternal vent alve tests to the last NRC approved waiver.
  'b R. J.
n+
ODRIGU{Z ASSISTANT GEfifRAL MANAGER, NUCLEAR a}}

Revision as of 00:58, 1 January 2021

Confirms Agreement to Reset Internal Vent Valve Tests to Last Surveillance Waiver Granted on 850122.Extension Does Not Apply to Any Other Surveillances
ML20203D533
Person / Time
Site: Rancho Seco
Issue date: 04/16/1986
From: Reinaldo Rodriguez
SACRAMENTO MUNICIPAL UTILITY DISTRICT
To: Miraglia F
Office of Nuclear Reactor Regulation
References
RJR-86-125, TAC-56206, NUDOCS 8604220175
Download: ML20203D533 (2)
v • d • e


Text

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  • - l esuun ' SACRAMENTO MUNICIPAL UTILITY DISTRICT ' 6201 S Street. P O. Bom 15830. Sacramemo CA 95852 1830.(916)452 3211 AN ELECTRIC SYSTEM SERVING THE HEART OF CALIFORNIA

[

F RJR 86-125 j April 16,1986 DIRECTOR OF NUCLEAR REACTOR REGULATION l ATTENTION FRANK J MIRAGLIA JR DIRECTOR PWR-B DIVISION i U S NUCLEAR REGULATORY COMMISSION WASHINGTON DC 20555  ;

DOCKET N0. 50-312  !

LICENSE NO. DPR-54 SURVEILLANCE INTERVALS LETTER OF CONFIRMATION The Technical Specifications Table 4.1-2, Item 13, requires a surveillance test of the six internal vent valves at a frequency not to exceed the re-fueling interval. By definition, this interval is specified in Technical Specifications Section 1.9.9 as "A time period spaced to occur at least i once per eighteen (18) months." In addition, the 3.25 times a single speci-fied surveillance interval for three consecutive tests apply to this requirement.

The Rancho Seco internal vent valves were tested according to the following schedule:

Test Date Interval 3/6/80 2/13/81 11 months 3/17/83 2 years, I month 4/14/85 2 years, 1 month According to the above schedule, a test of the internal vent valves was due

' January 6, 1986, to meet the 3.25 test interval. However, by approval of Amendment No. 38 dated August 6, 1982, Amendment No. 44, dated February 11, 1983, and Amendment No. 59, dated January 22, 1985 to the Rancho Seco Operating i License, the NRC extended the intervals 6 months, 6 months and 6.5 months .

respectively. Each extension was based on extending the 18 month interval but no extension was specifically granted for the 3.25 interval requirements. ,

l Mr. Ron Colombo from my staff contacted Mr. Syd Miner, G. Kalman and G. Plumlee concerning this matter on December 6, 1985, and obtained concurrence that ,

the 3.*25 interval should be reset from the last survelilance waiver granted  ;

on January 22, 1985. It should be noted that extensions of this nature are l

~

handled on a case by case basis and this extension does not apply to any other surveillances.

I B604220175 860416 [ l I PDR ADOCK 05000312 L $0) i P PDR _

g i io  !

RANCHO SECO NUCLEAR GENERATING STATION O 14440 Twin Cities Road, Herald, CA 95638 9799;(209) 333-2935

e Frank J Miraglia April 16, 1986 This letter is confirmation of this agreement between our staffs to reset t iqternal vent alve tests to the last NRC approved waiver.

'b R. J.

n+

ODRIGU{Z ASSISTANT GEfifRAL MANAGER, NUCLEAR a

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