ML20052H875

LER 82-013/03L-0:on 820412,separation in Axial Positions of Two Partially Inserted Control Rod Groups Fell Slightly Below Limit of 10 Ft.Cause Not Stated.Control Rods Repositioned

ML20052H875
Person / Time
Site:	Fort Saint Vrain
Issue date:	05/12/1982
From:	Fuller C PUBLIC SERVICE CO. OF COLORADO
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION IV)
Shared Package
ML20052H871	List: ML20052H870 ML20052H875
References
LER-82-013-03L, LER-82-13-3L, NUDOCS 8205240114
Download: ML20052H875 (1)

Text

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NRC FORM 366 U. S. NUCLEAR REOULATERY COMMISSION (7 77)

LICENSEE EVENT REPORT Q control block: l 1

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60 61 DOCKET NUMBER 68 89 EVENT DATE 74 75 REPORT DATE 80 EVENT oESCRIPTioN ANo pro 8ABLE CONSEQUENCES h ITT'n 10uring a planned reduction in reactor power, the separation in axial cositions of two I f7TTl I partially inserted control rod-groups fell slightly below the LC0 limit of 10 feet. I ITTTli This constitutes operation in a degradeo :r.cde of Fort St. Vrain Technical Specifi- 1 iO i s i s cation LC0 4.1.4 and is reportable per Technical Specification AC 7.5.2(b)2 and I l 0 l6 l 1 7.5.2(b)3. No accompanying circumstances. No effect upon public health or safety. I l 0 l 7 l [ No similar reports. I l

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44 47 3J J4 35 CAUSE oESCRIPTioN ANo CORRECTIVE ACTIONS h iiiOi l Control rods were repositioned in accordance with established procedures. Operator i m ] training to include instruction in the requirements and significance of LCO 4.1.4. I g I o further N corrective action anticipated or required. l l

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