ML19225A213
| ML19225A213 | |
| Person / Time | |
|---|---|
| Site: | Browns Ferry  |
| Issue date: | 07/11/1979 |
| From: | Mills L TENNESSEE VALLEY AUTHORITY |
| To: | Ippolito T Office of Nuclear Reactor Regulation |
| References | |
| NUDOCS 7907180566 | |
| Download: ML19225A213 (6) | |
Text
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TEN N ESS EE '/ A LLE'/ A UTH C.7 !T
_ m 4.ccc2 r 5: r r r 400 Chestnut Street Tower II July 11, 1979 Director of Nuclear Reactor Regulation Attention:
Mr. Thomas A.
Ippolito, Chief Branch No. 3 Division of Operating Reactors U.S. Nuclear Regulatory Commission Washington, DC 20555
Dear Mr. Ippolito:
In the Mattet of the
)
Docket No. 50-296 Tennessee Valley Authority
)
Enclosed for your review are additional revisions to the requests for relief for the inservice inspection program (Enclosure 1) submitted by letters from J. E. Gilleland to you dated December 11, 1978, and March 29, 1979. Also et. closed are revisions for the hydrostatic pressure testing program (Enclosure 2) submitted by letter to you from J. E. Gilleland dated November 3,1978, for Browns Ferry Nuclear Plant unit 3.
Please complete your review of the inservice inspection and hydrostatic pressure testing programa as soon as practicable.
If we can be of any assistance to your staff in their review, please get in touch with us.
Very truly yours, TENNESSEE VALLEY AUTHORITY
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.I e i L. M. Mills, Mal 1[ger Nuclear Regulation and Safety Enclosures 0
346 105
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ENCLOSURE 1 INSERVICE INSPECTION PROGRAM 1.
Supplement to relief request ISI-8, submitted by letter from J.
E. Gilleland to T. A.
Ippolito dated March 29, 1979.
2.
Additional relief request ISI-12 added to program.
I lJ((J T. f\\ /L v.
s ISI-8 (Continued)
Class 1 Welds Requiring Al ternate Surface Examination Veld Idcr.tification Limitation GFW-3-7 Valve Welded to Tee GFW-3-24 Valve Welded to Tee Class 2 Welds Requiring Alternate Surface Txamination Class 2 systems were not originally subject to baseline examination requirements. Welds which are determined to require alternate surf ace examination during the conduct of inservice examinations will be included in this tabulation.
346 105 9
o REOUEST FOR RELIEF ISI-12 i
System:
Residual Heat Removal and Main Steam Class:
1 Test Requirement:
Volumetric Examination of pressure-Retaining Longitudinal Welds in Piping, Examination Category B-J Basis for Relief:
There is one RHR longitudinal pipe weld (adjoining circumferential weld DRHR-3-13) and one main steam longitudinal pipe veld (adjoining circumferential weld GMS-3-2) which are part ially inaccessible for intervice examination. These eelds are located inside containment penetrations. Approximate 1:.
6 inches of the RHR weld and 2 inches of the main steam weld are accessible for inservice examination.
In addition, there is one main steam longitudinal pipe weld (adjoining circunferential welds GMS-3-3 and KMS-3-1) which is located under a pe rmanen t restraint (see Request for Relief ISI-7),
Approximately 6 inches of this weld is accessible f or inservice examination.
Alternate Inspection: None i
Hydrostatic Pressure Testine Program Request for Relief H-11 is withdrawn.
3r
REQUEST FOR RELIEF 11-11 (Request Withdrawn) 346 108
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