ML19256E721
| ML19256E721 | |
| Person / Time | |
|---|---|
| Site: | Hartsville, Phipps Bend  |
| Issue date: | 10/25/1979 |
| From: | Mills L TENNESSEE VALLEY AUTHORITY |
| To: | James O'Reilly NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II) |
| References | |
| IEB-79-15, NUDOCS 7911150061 | |
| Download: ML19256E721 (3) | |
Text
77c TENNESSEE VALLEY AUTHORITY
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CHATTANOOGA. TENNESSEE 374ol 400 Chestnut Street Tower II N#
_fBf October 25, 1979 Mr. James P. O'Reilly, Director Office of Inspection and Enforcei: lent U.S. Nuclear Regulatory Commission Region II - Suite 3100 101 Marietta Street Atlanta, Georgia 30303
Dear Mr. O'Reilly:
OFFICE OF INSPECTION AND ENFORCDIENT BULLETIN 79 RII:JPO 50-518, -519, -520, -521, -553, -554 - HARTSVILLE AND PHIPPS BEND NUCLEAR PLANTS A partial response for the Hartsville and Phipps Bend Nuclear Plants was submitted on September 10, 1979, in accordance with IE Bulletin 79-15.
Enclosed is the final response for the subject bulletin for the Hartsville and Phipps Bend Nuclear Plants.
If you have any que'tions regarding this matter, please call Tish Jenkins at FTS 854-2014.
Very truly yours, TENNESSEE VALLEY AUTHORITY t.
-s.
3 L. M. Mills, Manager Nuclear Regulation and Safety Enclosure cc (Enclosure):
Mr. Victor Stello, Director Office of Inspection and Enforcement U.S. Nuclear Regulatory Commission Washington, DC 20555 Director of the Division of Operating Reactors Office of Nuclear Reactor Regulation U.S. Nuclear Regulatory Commission Washington, DC 20555 1337 003
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ENCLOSURE FINAL RESPONSE FOR OIE BULLETIN 79-15 DEEP DRAFT PUMP DEFICIENCIES Hartsville and Phipps Bend Nuclear Plants (50-518, -319, -520,
-521, -553, -554)
The initial response for llartsville and Phipps Bend submitted on September 10, 1979, stated that additional deep draft pumps were within the Reactor Island design (STRIDE).
The attachment identifies the type of pumps, the manufacturer, the model number, the capacity of the pump, and the plant application, and the overall dimensions of the pumps. These pumps have not yet undergone preoperational testing.
Only receipt inspection and periodic maintenance checks have been made on those pumps received to date and no deficiencies have been found.
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TABLE 1 MADSVILLE NUCLEAR PIidiTS A AITD B A'iD PEIPPS BEITD EUCLEAR PIANT SAFETY-RELATED DEEP DRAFI, TURBINE-TYPE PQGS (ADDITIONAL RESPONS2 TO IEB 79-15) 3 Pump Number Flod(gpm)/ Head (ft)
Dicension*
ID
_(for 6 units)_
Manufacturer, Model No.
Capaci.ty Plant Application Loncth/Dia.
R~4R 18 Byron-Jackson 30DX-20CKG-3 7620/293 Residucl Heat Removal 23'- 4.75"/37" HPCS 6
Byron-Jackson 30DX-19CKXL-13 6250/955 hich-Pressure Core 26'-575"/37" Spray LPCS 6
Byron-Jackcon 30DX-20CICG-5 625C/760 Low-Pressure Core 34'- 1.75"/37" Spray xDimencions have been rounded to the nearecL inch in length and diameter to nearcct one-fourth inch.
-length is fro.a sucticn or bottom of pu.vp to centerline of diccharge pipe.
-diameter is the maximum diameter found along the turbino cection.
... _ I
.. _. I Note: The HPCS pump for Hartsville unit A2 was tested by Byron-Jackson for 150 hours0.00174 days <br />0.0417 hours <br />2.480159e-4 weeks <br />5.7075e-5 months <br /> at the vendor's facility l
and no deficiencies were noted.
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