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=Text=
{{#Wiki_filter:U.S, NUCI.L'AR REGUL.ATOIIY COMMI SION I NRC FOIIM 195 a Ai78)4 NRC DISTRIBUTION Fo.ART 50 DOC I(ET IVlATI:-RIAL
{{#Wiki_filter:U.S, NUCI.L'AR REGUL.ATOIIY COMMI SION OOCKET NUM I NRC FOIIM 195 a Ai78) 4 50-259 260 Fll E NVMBE NRC DISTRIBUTION Fo     . ART 50 DOC I(ET IVlATI:-RIAL.                       INCIDENT REPORT I TO:                                     'FROMI                                                  DATE OF DOCUMENT 5/25/76
.OOCKET NUM 50-259 260 Fll E NVMBE INCIDENT REPORT I TO: 'R, NORMAN C,.MOSELEY
            'R,     NORMAN C,.MOSELEY TENNESSEE VALLEY AUTHORITY CHATTANOOGA~ TENN                           DATE RECEIVED
'FROMI TENNESSEE VALLEY AUTHORITY CHATTANOOGA~
@ARETTE                                                                                              5/28/76 R             0 NOTOR IZE D       PROP                     INPUT FORM           NUMBER OF COPIFS RECEIVED i    OORIGINAl                QUNCLASSIFIEO 3@COPY                                                                                          NONE SIGNED DESCRIPTION                                                      ENCLOSURE m
TENN DATE OF DOCUMENT 5/25/76 DATE RECEIVED 5/28/76@ARETTE R i OORIGINAl 3@COPY DESCRIPTION 0 NOTOR IZ E D QUNCLASSIFIEO PROP INPUT FORM ENCLOSURE NUMBER OF COPIFS RECEIVED NONE SIGNED m LTR>>TRANS THE FOLLOWING:
LTR>> TRANS THE FOLLOWING:                                         LICENSEE EVENT RPTo (RO 50-259/766W & RO           50-260/764W)     ON 5/13/76   CONCERNING.RPV STABILIZER BEARING BLOCKS INSTALLED 90 DEGREES FROM INTENDED.ORIENTATIONo' l
LICENSEE EVENT RPTo (RO 50-259/766W
ACKNOVlLE>G~D'.
&RO 50-260/764W)ON 5/13/76 CONCERNING.RPV STABILIZER BEARING BLOCKS INSTALLED 90 DEGREES FROM INTENDED.ORIENTATIONo' l ACKNOVlLE>G~D
DO NOT REMOVE LANT NAME                                                          NOTE:     XF PERSONNEL EXPOSURE XS HTVOLVED SEND DIRECTLY TO KREGER/J. COLLINS BROWNS FERRY 1 & 2 I                 SAFETY                               FOR ACTION/INFO RMATION                  ENVIRO          6 1 76    RJL BRANCH CHIEF:                           PURPLE W 3 CYS FOR ACTION LIC ~ASST:                             SHEPPARD W/
'.LANT NAME BROWNS FERRY 1&2 DO NOT REMOVE NOTE: XF PERSONNEL EXPOSURE XS HTVOLVED SEND DIRECTLY TO KREGER/J.COLLINS I SAFETY BRANCH CHIEF: W 3 CYS FOR ACTION LIC~ASST: W/CYS AC S'YS HOLDING/FOR ACTION/I PURPLE SHEPPARD ENT TO LA NFO RMAT ION ENVIRO 6 1 76 RJL RE F NRC PDR I&E 2 INTERNAL 0 IST R I 8UTION SCHRO'.":DER/IPPOLXTO OtIS+XT NOVAK CHECK R3tlES S HWEN F.I.'I~>)I.DF,,"t:O~lLWCCA BAI;I SlIAO-VOT.T,l II'.ti+BUh(;I I Kl'1',gI'Ih~~gl,gu!S TIC NSXC EXTEIINAL DISI'IIIUUTION CONTROL NUIYII)E R NIIC I C)IIM I!IIi I'2 7!II Ij 0 4 Lg s.'J ,pO 4 r oiUTIo,v o 1pp6.t916'ENNESSEE VALLEY AUTH Y CHATTANOOGA, TENNESSEE 374ot I/ay'5'976 Mr.Ifommm C.Ikoscley, Director Ue S e Huclear Rc~l1LR uo&#xc3;g Goii~aaion Office of Xnspection and~orcmrd."nt Re+on XX 230-eachtree Strcct, i'., 8th floor Atlanta, George.a 30303>w$,+<p'~y n~','i~~Tho enclosed reoort is to provide details concerni~HPT stabilizer bearin" bloctcs which arc installed~j3 de~ees iron the intended orientation and ia aQ1)wttcd in accor'ance vlth A~':clktlz 4 to Rct,ukatorJ Guide 1.3.o, Revision 4, Au"ust l<j7$.ihia event occurred on~mls i~'crrJ Huclear i.'lant units l and-2-Very tnt pnurs, 6 ybcNtto, MNHLQ KMKQMU VALLIH'UXGORXZC 1 MQ 397
AC S       'YS CYS HOLDING/ ENT TO LA INTERNAL 0 IST R I 8UTION RE F NRC PDR I&E           2 SCHRO'.":DER/IPPOLXTO OtIS+ XT NOVAK CHECK R3tlES S HWEN F.       I
      . 'I ~>)I
            .DF,,"t:O~lLWCCA BAI;I SlIAO-VOT.T,l II'.ti+BUh(;II Kl'1',gI'Ih~~gl,gu!S EXTEIINALDISI'IIIUUTION                                         CONTROL NUIYII)ER TIC NSXC NIIC I C)IIM I!IIiI'2 7!II


==Dear Ih'.~~useley:==
Ij 0 4
TZE~XSEH VALLEY AU&03XTY BEXt"'IS F~~NUCL'"LO'Pi'lIXLa 1 AIG)2'&#xb9;V.'XiS.$0-2)g AIS>0-260-iACDZPl OPL'PA, XIrG LXC S~D".8-33 AIID K-"R-g2-IVKZEK~'CCUPY i',Ci'&ORTS E."BC-j'0-Zgp/7&itl IUD E".BO-$0-260/765 4U Hg Se Ipox Director of Power Production u s gg<ISAR REG co~'IS'5 0~Mall Enclosure{3)'Regulatory Doc,<et.p]
              ,pO Lg
fe Dirocto (3)OQicc of!dna;Q lent Xnfor;~stion and"Co~rma Control U,S, I'llclcar io~lQGtorg Co~~~" Gaicn Iraahin=Mon, D.~205/5'r 40 Oi'fico oi'ns ection amt".Morcc-.:ent
        .'J s 4
~'.S.IIuclcax inc.ulctoxg-t.,omd.aa9.on I as~wnj DoCe c.OQ+g , g383 An Equal Opportunity Employer 0 4' CENSEE EVENT REPORT CONTROL 8LOCKe'., 1 LZCFNSEE NAME[oO~]A L B R F l 0 7 89 14 15 REPORT REPORT CATEGORY TYPE SOURCE[OD1]CGN'T
r
~+T L 7 8 57 58 59 60 EVENT OESCRIPTION
 
~02 RPV stabilizer bearin 7 8 9 I (Units l.and 2.(PLEASE PAINT ALL AEOUIAEO INFOAIVIATION 7 LICENSE NUMBER 0-0 0 0 0 0-0 0J 25 26 LCENSE TYPE EVENT TYPE 30 31 32 OOCKET 0 5 0 EVENT OATE NUMBER 0 5 l 3 7 0 2 5 9 68" 69 REPORT OATS 6 0 5 2 2 7 6 74 75 80 blocks are installed 90 de rees from the intended orientation 80 Corrective action will be to install new shims with increased 7 89 80 t004I contact surface thus meetin the intent of the ori inal desi n.Corrective action 7 8 9 80[OD5]will be im lemented rior to startu.BFRO--50-259 766W BFRO-50-260/764W 7 8 9 Jag 7 8 9 SYSTEM CAUSE COOE COBE COMPONENT COOS IoalI~cA A N A N 0 R R 7 8 9 10 11 12 17 CAUSE OESCRIPTION tOOI Incorrect installation caused b PRME COMPONENT SUPPUER LNJ COMPONENT MANUFACTURER A l 7 2 N 44 47 48 ersonnel error durin construction.
oiUTIo,v o              '
80 80 7 8 9 Jog 7 89 pro]7 89 FACILITY STATUS%POVVER OTHER STATUS Q~g.0~oo NA 7 8 9 10 12 13 FORM OF ACTIVITY CONTENT RELEASEO OF RELEASE AMOUNT OF ACTIVITY z z m.7 8 9 10 11 PERSONNEL EXPOSURES NUMBER TYPE DESCRIPTION
ENNESSEE VALLEY AUTH                        Y CHATTANOOGA, TENNESSEE 374ot 1pp6.t916 I/ay'5'976 Mr. Ifommm C. Ikoscley, Director                                              >w$,+<p'~y Ue S e Huclear Rc~l1LR uo&#xc3;g Goii~aaion Office of Xnspection and ~orcmrd."nt Re+on XX 230 -eachtree Strcct, Atlanta, i'.,  8th floor                                  n~  ','i~~
~co~00 0 Z NA 7 89 11 12 13 PERSONNEL INJUFIIES NUMBER OESCRIPTION H~OO O NA 7 89 11 12 OFFSITE CONSEQUENCES Jig 7 89 LOSS OR DAMAGE'IO FACILITY TYPE OESCRIPTION Q~g z 7 89 10 PUBLICITY m 7 89 AOOITIONAL FACTORS NA 89 Qgg 7 89 METHOO OF DISCOVERY B 44 45 46 NA 44 45 l OISCOVERY OESCRIPTION LOCATION OF RELEASE PHONE'0'0 80 80 80 80 80 80 80 80 cl 0 eel eeT I J'~~y t}}
George.a  30303
 
==Dear Ih'. ~~useley:==
 
TZE~XSEH VALLEY AU&03XTY BEXt"'IS               F~~       NUCL'     "LO'Pi'lIXLa 1 AIG)
V. 'XiS. $ 0-2)g AIS >0-260 - iACDZPl OPL'PA, XIrG LXC S~ D".8-33 2'&#xb9; AIID K-"R-g2 - IVKZEK~'CCUPY i',Ci'&ORTS E."BC-j'0-Zgp/7&itl IUD E".BO-$ 0-260/765 4U Tho enclosed reoort is to provide details concerni~ HPT stabilizer bearin" bloctcs which arc installed ~j3 de~ees iron the intended orientation and ia aQ1)wttcd in accor 'ance vlth A~':clktlz 4 to ihia event occurred on ~mls i~'crrJ Huclear i.'lant units            l Rct,ukatorJ Guide 1.3.o, Revision 4, Au"ust l<j7$ .
and    Very    tnt pnurs,                                      ybcNtto, 6
MNHLQ KMKQMU VALLIH'UXGORXZC 1
MQ          397 REG u s gg<ISAR co~'IS'5 Hg Se Ipox                                    0~       Mall Director of      Power Production Enclosure {3)                                                       'Regulatory Doc,<et.p] fe Dirocto (3)
OQicc of !dna;Q lent Xnfor;~stion and "Co~rma Control U,S, I'llclcar io~lQGtorg Co~~~" Gaicn Iraahin=Mon, D.     ~ 205/5 Oi'fico
                  'roi'ns 40 ection amt ".Morcc-.:ent
      ~ '.S. IIuclcax inc.ulctoxg- t.,omd.aa9.on I as~wnj       DoCe   c.OQ+g
                                                                                      ,   g383 An Equal Opportunity Employer
 
0 4'
 
CENSEE EVENT REPORT CONTROL 8LOCKe'.,                                                               (PLEASE PAINT ALL AEOUIAEO INFOAIVIATION7 1
LZCFNSEE                                                                                 LCENSE                EVENT NAME                                     LICENSE NUMBER                                  TYPE                TYPE
[oO~]       A     L   B   R F       l       0    0        0    0    0    0 0     0      0J 7 89                                   14     15                                               25    26                    30    31    32 REPORT   REPORT OOCKET NUMBER                                                          REPORT OATS 7
[OD1]CGN'T 8
                    ~+
CATEGORY 57     58 TYPE T
59 SOURCE L
60 0   5    0         0   2    5    9 68 69 0 5 EVENT OATE l 3     7   6 74 0
75 5   2   2   7   6 80 I
EVENT OESCRIPTION
  ~02            RPV  stabilizer bearin blocks                     are installed 90 de rees from the intended orientation 7    8 9                                                                                                                                                80 (Units l.and 2 .                    Corrective action             will be     to install     new shims       with increased 7     89                                                                                                                                                 80 t004I           contact surface thus meetin                       the   intent of the ori inal desi n. Corrective action 7 8 9                                                                                                                                                   80
[OD5]           will be       im lemented           rior to startu . BFRO--50-259 766W BFRO-50-260/764W 7   8 9                                                                                                                                                 80 Jag 7   8 9                                                                   PRME                                                                        80 SYSTEM       CAUSE                                           COMPONENT            COMPONENT SUPPUER            MANUFACTURER IoalI     ~cA COOE        COBE A           N COMPONENT COOS A     N   0     R   R         LNJ 44 A    l  7   2            N 7    8 9 10               11         12                         17                                         47        48 CAUSE OESCRIPTION tOOI             Incorrect installation caused                     b     ersonnel error durin               construction.
7   8 9 Jog 7     89 pro]
7     89                                                                           METHOO OF FACILITY l
7 Q~g 8
STATUS 9
0           ~oo 10
                                  % POVVER 12 13 NA OTHER STATUS 44 DISCOVERY B
45      46 OISCOVERY OESCRIPTION 80 FORM OF ACTIVITY       CONTENT RELEASEO     OF RELEASE             AMOUNT OF ACTIVITY                                               LOCATION OF RELEASE z             z           m.                                                 NA 7     8         9               10       11                                     44        45                                                              80 PERSONNEL EXPOSURES NUMBER         TYPE       DESCRIPTION
~co       ~00           0       Z           NA 7     89                 11     12       13                                                                                                               80 PERSONNEL INJUFIIES NUMBER         OESCRIPTION H~OO 7 89 O         NA 11   12                                                                                                                         80 OFFSITE CONSEQUENCES Jig 7     89                                                                                                                                                 80 LOSS OR DAMAGE 'IO FACILITY 7
Q~g 89 TYPE z
10 OESCRIPTION PHONE'0'0                                    80 PUBLICITY m
7     89                                                                                                                                                   80 AOOITIONAL FACTORS NA 89 Qgg 7     89                                                                                                                                                 80 cl 0 eel eeT
 
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Latest revision as of 17:43, 2 February 2020

LER 1976-004W-00 & LER 1976-006W-00 for Browns Ferry Units 1 & 2, RPV Stabilizer Bearing Blocks Are Installed 90 Degrees from Intended Orientation
ML18283B045
Person / Time
Site: Browns Ferry  Tennessee Valley Authority icon.png
Issue date: 05/25/1976
From: Fox H
Tennessee Valley Authority
To: Moseley N
NRC/RGN-II
References
LER 1976-004W-00, LER 1976-006W-00
Download: ML18283B045 (6)
v • d • e


Text

U.S, NUCI.L'AR REGUL.ATOIIY COMMI SION OOCKET NUM I NRC FOIIM 195 a Ai78) 4 50-259 260 Fll E NVMBE NRC DISTRIBUTION Fo . ART 50 DOC I(ET IVlATI:-RIAL. INCIDENT REPORT I TO: 'FROMI DATE OF DOCUMENT 5/25/76

'R, NORMAN C,.MOSELEY TENNESSEE VALLEY AUTHORITY CHATTANOOGA~ TENN DATE RECEIVED

@ARETTE 5/28/76 R 0 NOTOR IZE D PROP INPUT FORM NUMBER OF COPIFS RECEIVED i OORIGINAl QUNCLASSIFIEO 3@COPY NONE SIGNED DESCRIPTION ENCLOSURE m

LTR>> TRANS THE FOLLOWING: LICENSEE EVENT RPTo (RO 50-259/766W & RO 50-260/764W) ON 5/13/76 CONCERNING.RPV STABILIZER BEARING BLOCKS INSTALLED 90 DEGREES FROM INTENDED.ORIENTATIONo' l

ACKNOVlLE>G~D'.

DO NOT REMOVE LANT NAME NOTE: XF PERSONNEL EXPOSURE XS HTVOLVED SEND DIRECTLY TO KREGER/J. COLLINS BROWNS FERRY 1 & 2 I SAFETY FOR ACTION/INFO RMATION ENVIRO 6 1 76 RJL BRANCH CHIEF: PURPLE W 3 CYS FOR ACTION LIC ~ASST: SHEPPARD W/

AC S 'YS CYS HOLDING/ ENT TO LA INTERNAL 0 IST R I 8UTION RE F NRC PDR I&E 2 SCHRO'.":DER/IPPOLXTO OtIS+ XT NOVAK CHECK R3tlES S HWEN F. I

. 'I ~>)I

.DF,,"t:O~lLWCCA BAI;I SlIAO-VOT.T,l II'.ti+BUh(;II Kl'1',gI'Ih~~gl,gu!S EXTEIINALDISI'IIIUUTION CONTROL NUIYII)ER TIC NSXC NIIC I C)IIM I!IIiI'2 7!II

Ij 0 4

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.'J s 4

r

oiUTIo,v o '

ENNESSEE VALLEY AUTH Y CHATTANOOGA, TENNESSEE 374ot 1pp6.t916 I/ay'5'976 Mr. Ifommm C. Ikoscley, Director >w$,+<p'~y Ue S e Huclear Rc~l1LR uoÃg Goii~aaion Office of Xnspection and ~orcmrd."nt Re+on XX 230 -eachtree Strcct, Atlanta, i'., 8th floor n~ ','i~~

George.a 30303

Dear Ih'. ~~useley:

TZE~XSEH VALLEY AU&03XTY BEXt"'IS F~~ NUCL' "LO'Pi'lIXLa 1 AIG)

V. 'XiS. $ 0-2)g AIS >0-260 - iACDZPl OPL'PA, XIrG LXC S~ D".8-33 2'¹ AIID K-"R-g2 - IVKZEK~'CCUPY i',Ci'&ORTS E."BC-j'0-Zgp/7&itl IUD E".BO-$ 0-260/765 4U Tho enclosed reoort is to provide details concerni~ HPT stabilizer bearin" bloctcs which arc installed ~j3 de~ees iron the intended orientation and ia aQ1)wttcd in accor 'ance vlth A~':clktlz 4 to ihia event occurred on ~mls i~'crrJ Huclear i.'lant units l Rct,ukatorJ Guide 1.3.o, Revision 4, Au"ust l<j7$ .

and Very tnt pnurs, ybcNtto, 6

MNHLQ KMKQMU VALLIH'UXGORXZC 1

MQ 397 REG u s gg<ISAR co~'IS'5 Hg Se Ipox 0~ Mall Director of Power Production Enclosure {3) 'Regulatory Doc,<et.p] fe Dirocto (3)

OQicc of !dna;Q lent Xnfor;~stion and "Co~rma Control U,S, I'llclcar io~lQGtorg Co~~~" Gaicn Iraahin=Mon, D. ~ 205/5 Oi'fico

'roi'ns 40 ection amt ".Morcc-.:ent

~ '.S. IIuclcax inc.ulctoxg- t.,omd.aa9.on I as~wnj DoCe c.OQ+g

, g383 An Equal Opportunity Employer

0 4'

CENSEE EVENT REPORT CONTROL 8LOCKe'., (PLEASE PAINT ALL AEOUIAEO INFOAIVIATION7 1

LZCFNSEE LCENSE EVENT NAME LICENSE NUMBER TYPE TYPE

[oO~] A L B R F l 0 0 0 0 0 0 0 0 0J 7 89 14 15 25 26 30 31 32 REPORT REPORT OOCKET NUMBER REPORT OATS 7

[OD1]CGN'T 8

~+

CATEGORY 57 58 TYPE T

59 SOURCE L

60 0 5 0 0 2 5 9 68 69 0 5 EVENT OATE l 3 7 6 74 0

75 5 2 2 7 6 80 I

EVENT OESCRIPTION

~02 RPV stabilizer bearin blocks are installed 90 de rees from the intended orientation 7 8 9 80 (Units l.and 2 . Corrective action will be to install new shims with increased 7 89 80 t004I contact surface thus meetin the intent of the ori inal desi n. Corrective action 7 8 9 80

[OD5] will be im lemented rior to startu . BFRO--50-259 766W BFRO-50-260/764W 7 8 9 80 Jag 7 8 9 PRME 80 SYSTEM CAUSE COMPONENT COMPONENT SUPPUER MANUFACTURER IoalI ~cA COOE COBE A N COMPONENT COOS A N 0 R R LNJ 44 A l 7 2 N 7 8 9 10 11 12 17 47 48 CAUSE OESCRIPTION tOOI Incorrect installation caused b ersonnel error durin construction.

7 8 9 Jog 7 89 pro]

7 89 METHOO OF FACILITY l

7 Q~g 8

STATUS 9

0 ~oo 10

% POVVER 12 13 NA OTHER STATUS 44 DISCOVERY B

45 46 OISCOVERY OESCRIPTION 80 FORM OF ACTIVITY CONTENT RELEASEO OF RELEASE AMOUNT OF ACTIVITY LOCATION OF RELEASE z z m. NA 7 8 9 10 11 44 45 80 PERSONNEL EXPOSURES NUMBER TYPE DESCRIPTION

~co ~00 0 Z NA 7 89 11 12 13 80 PERSONNEL INJUFIIES NUMBER OESCRIPTION H~OO 7 89 O NA 11 12 80 OFFSITE CONSEQUENCES Jig 7 89 80 LOSS OR DAMAGE 'IO FACILITY 7

Q~g 89 TYPE z

10 OESCRIPTION PHONE'0'0 80 PUBLICITY m

7 89 80 AOOITIONAL FACTORS NA 89 Qgg 7 89 80 cl 0 eel eeT

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