ML17252A841: Difference between revisions
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==References:== | ==References:== | ||
1) R.O. Bulletin No. 74-10A dated December 17, 1974 2) Letter from B. B. Stephenson to J. G. Keppler dated December 20, 1974 3) Notification of Region III of Ji.EC Regulatory Telephone: Mr. P. Johnson, 1330 hours on December 23, 1974 .* --In response* to* RO BUlletir"i" lfo. c!ated*--Deoe:nb.:::r *17, -1974. D1.,esd.t:n is reaff.irr:U.ng in writing the re-evaluation of ultrasonic examination results obtained in September 1974 on Unit 2 and 3 recirculntion pump diaoharge valve 4-inch diameter bypass loops. The results of the re-evaluation, as expressed to Hr. P. Johnson of Region III on December 23, 1974, indicated at that time, no recordable indications were present on either Unit with the exception of the two welds fou."ld on Unit 2 with through wall cracks. These welds, however, were oubnequently repaired and follo\*ri.ng ul trr.sonic examirn:i,tions revealed only weld surface indications. In addition, re-examination of Unit 3 4-in.ch bypafls loop welds will be performed inaccordanco with tho conditions set forth in RO Bulletin No. 74-10A. BBS z RLi-1: emp cos 1) Director fo!' Construction and Operations 2) Mr. J.F. O'Leary Directorate of Regulatory Oporntions AFJ; Headquaters in Washington D.C. File/ AF!:, . ' . *. .. I Zl-203 | : 1) R.O. Bulletin No. 74-10A dated December 17, 1974 2) Letter from B. B. Stephenson to J. G. Keppler dated December 20, 1974 3) Notification of Region III of Ji.EC Regulatory Telephone: Mr. P. Johnson, 1330 hours on December 23, 1974 .* --In response* to* RO BUlletir"i" lfo. c!ated*--Deoe:nb.:::r *17, -1974. D1.,esd.t:n is reaff.irr:U.ng in writing the re-evaluation of ultrasonic examination results obtained in September 1974 on Unit 2 and 3 recirculntion pump diaoharge valve 4-inch diameter bypass loops. The results of the re-evaluation, as expressed to Hr. P. Johnson of Region III on December 23, 1974, indicated at that time, no recordable indications were present on either Unit with the exception of the two welds fou."ld on Unit 2 with through wall cracks. These welds, however, were oubnequently repaired and follo\*ri.ng ul trr.sonic examirn:i,tions revealed only weld surface indications. In addition, re-examination of Unit 3 4-in.ch bypafls loop welds will be performed inaccordanco with tho conditions set forth in RO Bulletin No. 74-10A. BBS z RLi-1: emp cos 1) Director fo!' Construction and Operations 2) Mr. J.F. O'Leary Directorate of Regulatory Oporntions AFJ; Headquaters in Washington D.C. File/ AF!:, . ' . *. .. I Zl-203}} | ||
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Revision as of 13:54, 18 May 2018
| ML17252A841 | |
| Person / Time | |
|---|---|
| Site: | Dresden  |
| Issue date: | 12/30/1974 |
| From: | Stephenson B B Commonwealth Edison Co |
| To: | Keppler J G NRC/RGN-III |
| References | |
| BBS 928-74 | |
| Download: ML17252A841 (1) | |
Text
. , . I '* BBS Ltr # 928-74 ....... _ ... s eJ-;i. 3 -, / ;z "' Mr. Jrunes G. Keppler, Regional Director Directorate of Regulatory Operations-Region III u. s. Atomic Energy Com:nission 799 Roosevelt Eoad Glen Ellyn, Illinois 6o137 SUBJECT I Re-evaluation of Ultrasonic Examinations .
References:
- 1) R.O. Bulletin No.74-10A dated December 17, 1974 2) Letter from B. B. Stephenson to J. G. Keppler dated December 20, 1974 3) Notification of Region III of Ji.EC Regulatory Telephone: Mr. P. Johnson, 1330 hours0.0154 days <br />0.369 hours <br />0.0022 weeks <br />5.06065e-4 months <br /> on December 23, 1974 .* --In response* to* RO BUlletir"i" lfo. c!ated*--Deoe:nb.:::r *17, -1974. D1.,esd.t:n is reaff.irr:U.ng in writing the re-evaluation of ultrasonic examination results obtained in September 1974 on Unit 2 and 3 recirculntion pump diaoharge valve 4-inch diameter bypass loops. The results of the re-evaluation, as expressed to Hr. P. Johnson of Region III on December 23, 1974, indicated at that time, no recordable indications were present on either Unit with the exception of the two welds fou."ld on Unit 2 with through wall cracks. These welds, however, were oubnequently repaired and follo\*ri.ng ul trr.sonic examirn:i,tions revealed only weld surface indications. In addition, re-examination of Unit 3 4-in.ch bypafls loop welds will be performed inaccordanco with tho conditions set forth in RO Bulletin No.74-10A. BBS z RLi-1: emp cos 1) Director fo!' Construction and Operations 2) Mr. J.F. O'Leary Directorate of Regulatory Oporntions AFJ; Headquaters in Washington D.C. File/ AF!:, . ' . *. .. I Zl-203