ML20042E593
ML20042E593 | |
Person / Time | |
---|---|
Site: | Rancho Seco |
Issue date: | 04/20/1990 |
From: | Reynolds S Office of Nuclear Reactor Regulation |
To: | Keuter D SACRAMENTO MUNICIPAL UTILITY DISTRICT |
References | |
TAC-76453, NUDOCS 9004260081 | |
Download: ML20042E593 (3) | |
Text
.
April'20, 1990 Docket No. 50-312 DISTRIBUTION tee H R 7TTFTD NRC & Local PDRs-1 PD5 Reading Mr. Dan R. Keuter C. Trammell Assistant General Manager, Nuclear P. Shea 1
Rancho Seco Nuclear Generating Station S. Reynolds R
14440 Twin Cities Road OGC Herald, California 95638-9799 E. Jordan
[
L ACRS(10) l
Dear Mr. Keuter:
J. Zwolinski
SUBJECT:
INTERIM RELIEF REGARDING TECHNICAL SPECIFICATION 4.20, SYSTEM GASE0USEFFLUENTFLOWRATEDEVICES(TACNO._76453) l We have received your March 26, 1990, letter that requests interim relief-2 regarding Technical Specification 4.20, System Gaseous Effluent Flow Rate Devices.
In ordor to review this request the following information is needed l
1.
What is the maximum design flow rate that will be used for the Reactor Building Purge Vent, the Auxiliary Building Stack, and the Auxiliary Building Grade Level. Vent?
2.
For the Reactor Building Purge Vent, what flow rates will be used for winter, summer, and minipurge?
3.
What were the maximum flow rates ever measured for the Reactor Building-l Purge Vent, the Auxiliary Building Stack, and the Auxiliary Building i
Grade Level Vent?
l 4.
What assurance measures, if any, are or will be provided to ensure i
l -
that the single speed fans in the Auxiliary Building Stack and l
Auxiliary Building Grade Level Vent will remain within their_ design i
basis?
Ij 5.
What are the personnel safety hazards, if any, associated with performing the required surveillances for the Auxiliary Building i
Grade Level Vent System Flow Rate Device? If none, what is the.
i reason for requesting relief?
i If you or your staff have any questions regarding the above, please call me at j
(301)492-1366.
Sincerely, i
1 1
original signed by Steven Reynolds w>o4260001 900420 Steven A. Reynolds, Project Manager PDR ADOCK 0500o312 Project Directorate V p
FDC Division of Reactor Projects - III, IV, Y and Special Projects a
cc: See next page 7
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April 20, 1990 Docket No. 50-312-Mr. Dan R. Keuter Assistant General Manager, Nuclear Rancho Seco Nuclear Generating Station 14440 Twin. Cities Road
-Herald, California 95638-9799
Dear Mr. Keuter:
4
SUBJECT:
-INTERIM RELIEF REGARDING TECHNICAL SPECIFICATION 4.'20, SYSTEM GASE0US EFFLUENT _ FLOW RATE DEVICES (TAC NO. 76453)
We have received your March 26, 1990, letter that-requests interim relief-regarding Technical-Specification 4.20, System Gaseous Effluent Flow Rate Devices.
In order to review this request the following.information is needed.
1.
What is the maximum design flow rate that will be used for the 1
Reactor Building Purge Vent, the Auxiliary Building Stack, and the.
]
Auxiliary Building Grade Level Vent?
2.
For the Reactor Building Purge Vent, what-flow rates will be used for
]
winter, summer, and minipurge?
3.
What were the maximum flow rates ever measured for the Reactor Building H
Purge Vent, the Auxiliary Building Stack, and the Auxiliary Building
- i Grade Level Vent?
4.
What assurance measures, if any, are-or will be provided to ensure-that the single speed fans in the Auxiliary Building Stack and
)
Auxiliary Building Grade Level Vent will remain within their-design _
basis?
1 5.
What are the personnel safety hazards, if any, associated with performing-the_ required surveillances for the Auxiliary--Building-i Grade Level ' Vent System Flow Rate Device? If.none, what is the reason for requesting relief?
f If you or your staff have any questions regarding the above, please call me at l
(301) 492-1366.
]
Sincerely, A
Steven A. Reynolds, Project Manager 1
Project Directorate V.
Division of Reactor Projects - III, IV, V and Special Projects cc: See next page
Ar. Dan R. Keuter Rancho Seco Nuclear Generating Station cc:
Mr. David Boggs, General Manager Mr. John Bartus Sacramento Municipal Utility District Ms. JoAnne Scott-6201 S Street P.O. Box 15830 Federal Energy Regulatory Commission 825 North Capitol Street, N.
E.-
Sacramento, California 95813 Washington, D.C.
20425 i
Thomas A. Baxter, Esq.
Ms. Helen Hubbard Shaw, Pittman, Potts & Trowbridge.
P. O. Box 63 2300 N Street, N.W.
Sunol, California 94586-Washington, D.C.
20037 Environmental Conservation-Mr. Steven Crunk Organization Manager, Nuclear Licensing Suite 320 Sacramento Municipal Utility District 101 First Street Rancho Seco Nuclear Generating Station Los Altos, California 94022 14440 Twin Cities Road Herald, California 95638-9799 Ms. Jan Schori, General Counsel Sacramento Municipal Utility District ~
Mr. Robert B. Borsum, Licensing 6201'S Street Representative P.O. Box 15830 Babcock & Wilcox Nuclear Power Division Sacramento, California 95813 1700 Rockville Pike - Suite 525
)
Rockville, Maryland E0852
^
Resident inspector / Rancho Seco c/o U. S. N. R. C.
14440 Twin Cities Road Herald, California 95638 Regional Administrator, Region V U.S. Nuclear Regulatory Commission i
1450 Maria Lane, Suite 210 Walnut Creek, California 94596 Mr. John Hickman Senior Health Physicist Environmental Radioactive Management 1
Unit Environmental Management Branch State Department of Health Services 714 P Street, Room 616 Sacramento, California 95814 y
Sacramento County Board of Supervisors 700 H Street, Suite 2450
> Sacramento, California 95814 i
(12) 1
"