ML17193A543

Forwards LER 80-038/03L-0

ML17193A543
Person / Time
Site:	Dresden
Issue date:	11/13/1980
From:	Scott D COMMONWEALTH EDISON CO.
To:	James Keppler NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION III)
Shared Package
ML17193A544	List: ML17193A543 ML20002A784
References
80-241, NUDOCS 8011210543
Download: ML17193A543 (2)

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Comm.ealth Edison Dresden Nuclear Power Station R.R. #1 Morris, Illinois 60450 Telephone 815/942-2920 November 13, .1980 DJS LTR l/80-241 g

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-U'I Q QCi James G. Keppler, Regional Director >o:z:-

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Directorate of Regulatory Operations Region III :Cm - ~ i;

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Reportable Occurrence Report #80-38/03L-0 Docket #050-249 is being submitted to your off ice in accordance with Dresden Nuclear Power Station Technical Specification*6.6.B.2.(d), abnormal degradation of systems other than those specified in item B.l.e. above designed to contain radioactive material resulting from the fission process.

D. J. Scott Station Superintendent Dresden Nuclear Power Station DJS:lg Enclosure cc: Director of Inspection & Enforcement Director of Management Information & Program Control U.S. NRC, Document Mgt. Branch File/NRC s

-- - _, _______ - - - - - - - - -*---------**--- *- **-----------=--****--- -

e U.S. NUCLEAR REGULATORY COMMISSION*

LICENSEE EVENT REPORT CONTROL BLOCK: I 1..__,__..___.._...___._~6\...!)

If,"\ (Pl.EASE PRINT OR TYPE ALL REQUIRED INFORMATION)

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9 I I LI DI R I s LICENSEE-*COOE I3 101 0 14 . 15 I0 I- I 0 I0 I0 I0 LICENSE NUMBER I0 1- lo I o 101 4 11 11 11 25 26 LICENSE TYPE I1 101

JO I I0 57 CAT 58 CON'T

' CITIJ ~~~~~~ ~©I o I s I o ., o 1o 12 14 j 9 101 1 I o 1 2 11 I a I o I© 11 11 11 I 2 1 a Io 1@

• .A 7 8 60 61 DOCKET NUMBER* 68 69 . EVENT DATE. 74 75. REPORT DATE

• 80 EVENT OESCRIPTION.AN.O PROBABLE CONSEQUENCES.@

[§]IJ. I During normal unit operation while performing maintenance inspections, a crack was

!]JI] found on Reactor Water Cleanup. heat exchanger equ<:lizing line (3-1292.;..2-A). Leak I l7r."1 located on a two inch pipe near a coupling. socket weld. System remained operational. 1.

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• !:Im I Safety significance minimal.since all leakage contained in Reactor Bldg. Floor Drain cmJ ,__s_y_s_t_em_,_a_n_d_l_i_*n_e_i_*s_._1_o_c_a_t_e_d_o_u_t_s_i_d_e_p_r_im_a_ry_*_c_o_n_t_a_i_run_e_n_t_i_s_o_1_a_t_i_o_n_-_v_a_1_v_e_s_._A_s_im_i_l_a_r_ __.

GJI]* I occurrenc.e* was repor.te~ on Unit 3 by R.O. ll79-8/03L-0.

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7 8 9 80 SYSTEM CAUSE CAUSE COMP. VALVE CODE CODE SUBCOOE COMPONENT CODE: SUBCODE su0coDE

[I]I} .. I c1 GI@ ~@ ~@ IP I 1 IP j"E ix ix I@ ~@ L:J@

7 8 9 10 11 12 13 18 19 20 SEQUENTIAL OCCURRENCE REPORT REVISION

/;':;\ LEA/RO CVENT YEAR REPORT NO. COOS TYPE NO.

\;.!.) REPORT NUMBER I I I 8 0

_ I I I 0I3I 8I I ......-1 I 0 13 I ~ l.=J ~

21 22 23 . 24 26 27 28 29 30 31 32 ACTION FUTURE EFFECT SHUTDOWN ~ ATTACHMENT NPR0-4 PRIME COMP. COMPONENT TAKEN ACTION ON PLANT METHOD. . HOURS ~ SUBMITTEO FORMl;UB. SUPPLIER . MANUFACTURER W@~@

33 34 W@

35 LU 36 I

37 01010101

. 40 W@

41 .

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42 43 44 47 CAUSE DESCRIPTION AND. CORRECTIVE ACTIONS @.

IJJ)) I The cause is unknown.. Leak was temporarily patched. Final fix will include removal l"7'l."'"'1 and replacement of stnall section of pipe and rewelding the two inch pipe to. coupling. 1.

L.l...J..l..J No further corrective action deemed necessary. -

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......~~~~~~~~~~~~~~~~~~~~~~---~~~~~~~~~~~~~~~~~......

80 FACILITY STAfjlS  % POWER f:iO\

OTHER STATUS* \;:::/

METHOD OF DISCOVERY DISCOVERY DESCRIPTION ~

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DJII u 1o , 9 19 ,1@1____N_A_ _ _ _, L:J0]}1~ ___o_p_e_r_a_t_o_r_o_b_s_e_rv_a_t_i_o_n__________,

7. 8 9 10 12 1'3 44 45 46 80 ACTIVITY CONTENT ~

RELEASED OF RELEASE AMOUNT OF ACTIVITY LOCATION OF RELEASE @

(IE]_ l£j @* ~1---._ _N_A_ _ _ ____, NA 7 8. 9 10 11 44 45 80 PERSONNEL EXPOSURES ~

NUMBER ~TYPE~ DESCRIPTION

[TI2J I0 I 0 10 lL!J~ ______N_A_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _~

• 0 9 . 11 12 13 80 PERSONNEL INJURIES (,;".;\

• NUMBER DESCRIPTION~

ITlil I 01 0 I 0 '~-------NA_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _~

8* 9 . 11 12 80 LOSS OF OR DAMAGE TO FACILITY 143'.

TYPE DESCRIPTION i..::;:J

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7 8 9 10 NA 80 PUBLICITY Q\ NRC USE ONLY ISSUEOt,;°;;\ DESCRIPTION~

lIITJ lliJei . NA I I I l I I I I I I I I I!

8 9 10 68 69 80*;

• S.* A. Cieszkiewicz PHONE: _s_1_s-_9_4_2_-_2_9_2_o_x_-_4_8_9_ _

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NAME OF P R E P A R E R - - - - - - - - - - - - - - - - - - - - - a.