U-600208, Part 21 & Deficiency Rept (21-85-06) Re Potential Defect in Natl Valve & Mfg Co Sway Strut & Snubber Pipe Clamps. Evaluation Being Conducted
| ML20134G140 | |
| Person / Time | |
|---|---|
| Site: | Clinton  |
| Issue date: | 08/12/1985 |
| From: | Hall D ILLINOIS POWER CO. |
| To: | James Keppler NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION III) |
| References | |
| REF-PT21-85 (21-85-06), (21-85-6), U-600208, NUDOCS 8508230064 | |
| Download: ML20134G140 (1) | |
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Dm6 U '600208 L16-85 (08 -12 )-L 1A.120 ILLIN0/S POWER COMPANY CLINTON POWER STATION. P.O. BCx 678, CLINTON ILLINOIS 61727 August 12, 1985 Docket.No. 50-461
-Mr. James G. Keppler Regional Administrator Region III U.S. Nuclear Regulatory Commission 799 Roosevelt Road Glen Ellyn, Illinois 60137
Subject:
10CFR Part 21 Defect Failure of Sway Strut and Snubber Pipe Clamps at Clinton Power Station (21-85-06)
Dear Mr.'Keppler:
In Illinois Power Company's letter to Mr. Frank Jablonski, NRC Region III, (Ref. U-10024,.1606-L, dated January 17, 1983), Illinois Power agreed to notify Region III of those~10CFR Part 21 defects that affect Clinton Power Station and that were previously reported to the Commission by. vendors or contractors.
In accordance with that agree-ment, the following information is submitted:
l Basic Engineers Division of National Valve and Manufac-l turing Company has notified the Clinton Power Station l
of a Potential 10CFR21 Defect in its sway strut and snubber pipe clamps which may cause them to slip circumferentially around the pipe when a compressive load less than the faulted rated load is applied at an angle of 5' to the centerline.
Illinois Power is conducting an evaluatiot; of the reported' condition at the Clinton Power Station and will assure.that adequate corrective action is taken.
Sinc ely yours, D.
all Vice President JV/ lab cc:
NRC Resident Office Illinois Department of Nuclear Safety Director, Office of I&E, USNRC, Washington DC 20555 INPO Records. center AUb 14
)O 8508230064 850812
((19 PDR ADOCK 05000461 S
PDR I
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