ML20084M232

Telecopy AO 4-73-1:on 730411,during Fuel Loading,Part Length Rod Control Cluster RS4 Damaged While Raising Fuel Assembly L51.Caused by Insufficient Clearance.Plans Underway to Remove Damaged Cluster for Insp

ML20084M232
Person / Time
Site:	Turkey Point
Issue date:	04/11/1973
From:	Schmidt A FLORIDA POWER & LIGHT CO.
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II)
Shared Package
ML20084M228	List: ML20084M225 ML20084M232
References
AO-4-73-1, NUDOCS 8306020055
Download: ML20084M232 (2)

Text

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3052472556 TDBN MI AMI FL 261 04-11 0302P EST ii .- - 5; PMS DIRECTOR REGION II DIRECTORATE OF REGULATORY OPERATION , DLR O b - [e UNITED STATE ATOMIC ENERGY C0 MISSION SUITE:ETS 230 PEACHTREE N .' k '

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FLORIDA POWER AND LIGHT COMPANY, TURKEY POINT, REPORTS ABNORMAL 9 h. (,;,[.

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OCCURANCE 4-73-1 -ays L -

THIS TELEGRAM IS SUBMITTED IN ACCORDANCE WITH TECHNICAL SPECIFICATI ai n. gigf.i '

ONS SECTION 6.6.2A AND 10CFR 20.403 (B) DURING INITIAL FUEL  : .!' ' .

LOADING OF UNIT 4 AT 425AM ON APRIL 11 1973 PART LENGTH ROD - O h }[.'? .

CONTROL CLUSTER (RCC) RS4 WAS DAMAGED WHILE FUEL ASSEMBLY L51 k.;h .; .-

is4'O WA3 BEING RAISED FROM THE HORIZONTAL TO THE VERTICAL POSITION ible!.

IN THE CONTAINMENT OF UPENDER. DUE TO INSUFFICIENT CLEARENCE V.1ISE

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BETWEEN THE TOP OF THE RCC SPIDER BODY AND THE TOP EDGE OF THE ,y*,sae vm

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FUEL TRANSFER TUBE THE RCC SPIDER WAS BENT APP 0XIMATELY 15 DEGREES DURING THE UPENDING PROCESS. OPERATING PROCEDURE 16008.1, ACCIDENT INVOLVING NEW FUEL WAS EXECUTED; FUEL HANDLING WAS STOPPED, CONTAINMENT WAS EVACUATED AND CONTAINMENT VENTILATION ISOLATED.

RESULTS OF SMEARS AND SAMPLES OF THE ASSEMBLY AND SURROUNDING AREA AND THE CONT;,IUMENT PROCESS RADIATION .10 NOTER INDICATED bF-W1 (RS49) 0

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THERE WAS NO RADIOLOGICAL HAZARD AND THUS IT IS PRESUMED THE O h 24 FUEL ASSEMBLY HAD NOT BEEN RUPTURED. OPERATIONS ARE PRESENTLY O  %

UNDERWAY TO REMOVE THE DAMAGED oCC FROM THE FUEL ASSEMBLY AND #

TO REMOVE THE ASSEMBLY OUT OF CONTAINMENT AND TO THE NEW FUEL AREA FOR INSPECTION BY WESTINGHOUSE FUEL CONSULTANTS ON SITE.

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THE FUEL HANDLING EQUIPMENT WILL BE ADJUSTED AS REQUIRED BEFORE O i_

RESUMING LOADING. FUEL ASSEMBLY L51 WAS THE FIFTH ASSEMBLY IN THE LOADING SEQUENCE; THE FIRST FOUR HAD FULL LENGTH RCC'S AND O --

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WERE LOADED WITH NO PROBLEM.IT HAS BEEN DETERMINED THAT THE ~

PART LENGTH CONTROL ROD SPIDER BODY IS APPROXIMATELY 0.7 INCHES O LONGER THAN THE FULL LENGTH ROD h -

A.D. SCHMIDT DIRECTOR-OF POWER RESOURCES FLORIDA POWER LIGHT O -

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