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{{#Wiki_filter:U.S.NUCLEAR REGULATORY COMMISSION N+C FORM 3GG"I(77)~0 7 8 CON'T~01 7 8 LlCENSEE EVENT REPORT Ql (PLEASE PRINT OR TYPE ALI.REQUIRED INFORMATION) 6 1 2'0 0 0 0 0 0-0 0 3 4 1'I I 1 Os~Os CONTROL BLOCK: 1 N Y N M P 9 LICENSEE CODE 25 26 LICENSE TYPE 30 57 CAT 58 Q 14 15 LICENSE NUMBER"'""'~LQG 0 5 0 0 0 2 2 0 Q70 3 0 6 60 61 DOCKET NUMBER 68 69 EVENT DATE EVENT DESCRIPTION AND PROBABLE CONSEQUENCES Q10 Durin the refuel outage, inservice inspection of an Emergency Condenser 9 QB.0 3 2 0 7 9 QB 74 75 REPORT DATE 80~03 Steam Supply Line, six reportable indications were found..They are on the~1b" id i t t ff d*, 1t f-1d 5 They were found using ultrasonic testing.This has minimal safety~0 G implications.
{{#Wiki_filter:N+C FORM 3GG                                                                                                                        U. S. NUCLEAR REGULATORY COMMISSION "I( 77)
~OB 7 8 9 80 7 8 SYSTEM CAUSE CAUSE COMP.VALVE CODE CODE SUBCODE COMPONENT CODE SUBCODE SUBCQDC~CJ Q>>X Qlo~2 Qls P I P E X X Ol4~0Ols~2 Ols 9 10 11 12 13 18 19 20 SEQUENTIAL OCCURRENCE REPORT REVISION LERIRQ EVENT YEAR REPORT NO.CODE TYPE NO.Q>>sssos<~79~~00 2~M~01~T-~0 21 22 23 24 26 27 28 29 30 31 32 ACTION.FUTURE EFFECT SHUTDOWN ATTACHMENT
LlCENSEE EVENT REPORT CONTROL BLOCK:                                                  Ql                 (PLEASE PRINT OR TYPE ALI. REQUIRED INFORMATION) 1                                    6
'PRD.4 PRIME COMP.COMPONENT TAKEN ACTION ON PLANT METHOD HOURS+22 SUBMITTED FORM SUB.SUPPLIER MANUFACTURER Ols~iO@~~Oso&20>>0 0 0>>Q>>~>@4~iQ>>33 34 35 36 37 40 41 42 43 44 47 CAUSE DESCRIPTION AND CORRECTIVE ACTIONS Q27 Inter Granular stress corrosion cracking is the probable cause.The elbo'w and safe end will be replaced during this outage.3 METHOD OF DISCOVERY~BQ31 45 46 NA 45 7903 Ssoa~~NAME OF PREPARER~l4 ,7 8 9 FACILITY STATUS%POWER OTHER STATUS[its]~HOss~00 0.Oos NA 7 8 9 10 12 13 44 ACTIVITY CONTENT RELEASED OF RELEASE AMOUNT OF ACTIVITY Q~is LZJQso 2 Q7 8 9 10 44 PERSONNEL EXPOSURES NUMBER TYPE DESCRIPTION Q3B 7~00 0 Qsv 2 Qos NA 7 8,9\I 12 13 PERSONNEL IN JURIES NUMBER OESCRIPTIONQ41 s~00 0 Oso NA 7 8 9 11 12""""'"'"""""'""""" Q43 TYPE DESCRIPTION 0 Z Q42 NA 8 9 10 PUBLICITY ISSUED DESCRIPTION QG 0~NQ44 NA 7 8 9 10 80 LOCATION OF RELEASE Q 80 80 80 80 PHONE: 68 69 80 NRC USE ONLY O I 80 o 0 DISCOVERY DESCRIPTION Q32 Ci'I f>
  ~0 7        8    9 N    Y    N      M LICENSEE CODE P      1 14 2'
NIAGARA MOHAWK POWER CORPORATION/300 ERIE BOULEVARD WEST, SYRACUSE, N.Y.13202/TELEPHONE (315)474-1511 h(a/cch 20, 1979 hh,.Boyce, H.Gtu.M Oin,ecto/L United S~ee Nu&ea/L ReguLato/Ly Commission Region I 631 Pa/ck Avenue@Ging of P/ursa~, PA.19406 RE: Sock&No.50-220 LER 79-02/T-O Dean, hh..G/Lie/L: As/Lequi/Led by Che htine.h4Le Point>1 Teduu,caL Speci.pcatio>u Sation 4.2.6, Inde/juice Iespeetion pe/L)onuled dldung Nie)LefueL outage, six (6)/Iepo/LtabLe indicatioee ee/Le found wing NIe Late54/I.ecommended EPRI ULt/la5oiu.e Inspection P/Locedu/Lu.
15 0         0     0   0   0 LICENSE NUMBER 0         0     0 25 Q 3 26 4     1
The indicatioes a/Le on She eLboN aide in She heat a))ected zone.of Die eLboIII Co aa(e;end uleLd o)Che IIIuk EmercgeI1cy Conde1+e/L Steam SuppLy Line,.The p/IobabLe came~Inte/L-gruznuLa/L
                                                                                                                                                  'I LICENSE TYPE I     1 30 Os~Os 57 CAT 58 CON'T
$&ua Co/L/Lotion C/sacking.
  ~01                "'""'~LQG                   0     5     0     0   0     2     2   0   Q70         3   0     6           9    QB. 0      3    2    0    7    9    QB 7        8                    60           61               DOCKET NUMBER                 68     69         EVENT DATE             74      75        REPORT DATE            80 EVENT DESCRIPTION AND PROBABLE CONSEQUENCES                               Q10 Durin the refuel outage, inservice inspection of an Emergency Condenser
Bo&Che eLbol and sate-end ivLLL be/IepLaeed dutu.ng~outage.Vetug~y yore, Original Signed by R.R.Schneider R.R.Sehneide/L Vice, Ptce5ide1%-
  ~03               Steam Supply               Line, six reportable indications were found.. They are                                                       on     the
ELec,t/u.e P/Ioduetion  
                ~1b"             id     i       t     t           ff         d*,             1t                 f-               1d 5           They were found using                         ultrasonic testing. This                       has minimal             safety
  ~0   G           implications.
  ~OB 7         8 9                                                                                                                                                                           80 SYSTEM               CAUSE           CAUSE                                                         COMP.           VALVE CODE                 CODE         SUBCODE                 COMPONENT CODE                       SUBCODE           SUBCQDC
                                    ~CJ           Q>>           X   Qlo     ~2     Qls       P     I     P     E   X     X     Ol4       ~0Ols           ~2       Ols 7        8                      9           10           11             12             13                               18           19               20 SEQUENTIAL                           OCCURRENCE             REPORT                         REVISION Q>>
LERIRQ sssos<
EVENT YEAR
                                    ~79 22                  ~               ~00 REPORT NO.
2         ~M             ~01 CODE                TYPE
                                                                                                                                              ~T                           ~0 NO.
ACTION . FUTURE TAKEN ACTION 33 Ols ~iO@
34 21 EFFECT ON PLANT
                                              ~~Oso 35 CAUSE DESCRIPTION AND CORRECTIVE ACTIONS Q27 23 SHUTDOWN METHOD
                                                                    &20>>
36 24 37 0
26 0     0>>
HOURS +22 27 40    41 28 ATTACHMENT SUBMITTED Q>>
29
                                                                                                                                'PRD.4 FORM SUB.
                                                                                                                                    ~>@4 42 30 PRIME COMP.
SUPPLIER
                                                                                                                                                        ~iQ>>
43 31 44 32 COMPONENT MANUFACTURER 47 Inter Granular stress corrosion cracking is the probable cause.                                                                     The elbo'w and safe end                     will     be replaced           during this outage.
3
  ~l4
,7         8   9                                                                                                                                                                       80 FACILITY                                                                         METHOD OF STATUS             % POWER                         OTHER STATUS               DISCOVERY                                DISCOVERY DESCRIPTION Q32
[its] ~HOss ~00 7       8   9             10 0.
12 Oos 13 NA 44
                                                                                                ~BQ31 45          46                                                                        80 ACTIVITY CONTENT
~is RELEASED OF RELEASE LZJQso            2 Q AMOUNT OF ACTIVITY         Q                          NA LOCATION OF RELEASE          Q 7      8     9             10                                                         44             45                                                                              80 PERSONNEL EXPOSURES NUMBER             TYPE         DESCRIPTION Q3B 7
7 8,9
              ~00            0
                              \I Qsv 12 2  Qos 13 NA 80 PERSONNEL INJURIES NUMBER             OESCRIPTIONQ41 s       ~00 0             Oso               NA 7       8
              """"'"'"""""'"""""
9 TYPE 11 DESCRIPTION 12 Q43 80 0         Z   Q42         NA 8   9           10                                                                                                                                                           80 ISSUED PUBLICITY DESCRIPTION QG                               7903 Ssoa~~                                                                                NRC USE ONLY 0       ~NQ44                   NA                                                                                                                                                   O I
7       8   9           10                                                                                                                       68   69                           80 o 0
NAME OF PREPARER                                                                                        PHONE:
 
Ci'I f>
NIAGARA MOHAWK POWER CORPORATION/300 ERIE BOULEVARD WEST, SYRACUSE, N.Y. 13202/TELEPHONE (315) 474-1511 h(a/cch 20, 1979 hh,. Boyce, H. Gtu.M Oin,ecto/L United   S~ee     Nu&ea/L ReguLato/Ly Commission Region   I 631 Pa/ck Avenue
@Ging of P/ursa~,   PA. 19406 RE:   Sock& No. 50-220 LER 79-02/T-O Dean, hh.. G/Lie/L:
As /Lequi/Led by Che htine. h4Le Point   >1 Teduu,caL Speci.pcatio>u Sation 4.2.6, Inde/juice Iespeetion       pe/L)onuled dldung     Nie )LefueL outage, six (6) /Iepo/LtabLe indicatioee ee/Le     found wing NIe Late54 /I.ecommended EPRI ULt/la5oiu.e   Inspection P/Locedu/Lu.
The indicatioes   a/Le on She eLboN aide in She heat a))ected zone.
of Die   eLboIII Co aa(e;end uleLd o) Che IIIuk EmercgeI1cy Conde1+e/L Steam SuppLy Line,.
Bo& Che eLbol and sate-end ivLLL be /IepLaeed dutu.ng            ~
The p/IobabLe came ~ Inte/L-gruznuLa/L $ &ua Co/L/Lotion C/sacking.
outage.
Vetug ~y yore, Original Signed by       R. R. Schneider R.R. Sehneide/L Vice, Ptce5ide1%-
ELec,t/u.e P/Ioduetion
 
.'(}}
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Revision as of 00:10, 22 October 2019

LER 79-002/01T-0 on 790306:during Inservice Insp of Emergency Condenser Steam Supply Line,Six Reportable Indications Found.Caused by Intergranular Stress Corrosion Cracking.Elbow & safe-end Will Be Replaced
ML18037A164
Person / Time
Site: Nine Mile Point Constellation icon.png
Issue date: 03/20/1979
From:
NIAGARA MOHAWK POWER CORP.
To:
NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION I)
Shared Package
ML17053A527 List:
References
LER-79-002-01T, LER-79-2-1T, NUDOCS 7903260272
Download: ML18037A164 (4)


Text

N+C FORM 3GG U. S. NUCLEAR REGULATORY COMMISSION "I( 77)

LlCENSEE EVENT REPORT CONTROL BLOCK: Ql (PLEASE PRINT OR TYPE ALI. REQUIRED INFORMATION) 1 6

~0 7 8 9 N Y N M LICENSEE CODE P 1 14 2'

15 0 0 0 0 0 LICENSE NUMBER 0 0 0 25 Q 3 26 4 1

'I LICENSE TYPE I 1 30 Os~Os 57 CAT 58 CON'T

~01 "'""'~LQG 0 5 0 0 0 2 2 0 Q70 3 0 6 9 QB. 0 3 2 0 7 9 QB 7 8 60 61 DOCKET NUMBER 68 69 EVENT DATE 74 75 REPORT DATE 80 EVENT DESCRIPTION AND PROBABLE CONSEQUENCES Q10 Durin the refuel outage, inservice inspection of an Emergency Condenser

~03 Steam Supply Line, six reportable indications were found.. They are on the

~1b" id i t t ff d*, 1t f- 1d 5 They were found using ultrasonic testing. This has minimal safety

~0 G implications.

~OB 7 8 9 80 SYSTEM CAUSE CAUSE COMP. VALVE CODE CODE SUBCODE COMPONENT CODE SUBCODE SUBCQDC

~CJ Q>> X Qlo ~2 Qls P I P E X X Ol4 ~0Ols ~2 Ols 7 8 9 10 11 12 13 18 19 20 SEQUENTIAL OCCURRENCE REPORT REVISION Q>>

LERIRQ sssos<

EVENT YEAR

~79 22 ~ ~00 REPORT NO.

2 ~M ~01 CODE TYPE

~T ~0 NO.

ACTION . FUTURE TAKEN ACTION 33 Ols ~iO@

34 21 EFFECT ON PLANT

~~Oso 35 CAUSE DESCRIPTION AND CORRECTIVE ACTIONS Q27 23 SHUTDOWN METHOD

&20>>

36 24 37 0

26 0 0>>

HOURS +22 27 40 41 28 ATTACHMENT SUBMITTED Q>>

29

'PRD.4 FORM SUB.

~>@4 42 30 PRIME COMP.

SUPPLIER

~iQ>>

43 31 44 32 COMPONENT MANUFACTURER 47 Inter Granular stress corrosion cracking is the probable cause. The elbo'w and safe end will be replaced during this outage.

3

~l4

,7 8 9 80 FACILITY METHOD OF STATUS  % POWER OTHER STATUS DISCOVERY DISCOVERY DESCRIPTION Q32

[its] ~HOss ~00 7 8 9 10 0.

12 Oos 13 NA 44

~BQ31 45 46 80 ACTIVITY CONTENT

~is RELEASED OF RELEASE LZJQso 2 Q AMOUNT OF ACTIVITY Q NA LOCATION OF RELEASE Q 7 8 9 10 44 45 80 PERSONNEL EXPOSURES NUMBER TYPE DESCRIPTION Q3B 7

7 8,9

~00 0

\I Qsv 12 2 Qos 13 NA 80 PERSONNEL INJURIES NUMBER OESCRIPTIONQ41 s ~00 0 Oso NA 7 8

""""'"'"""""'"""""

9 TYPE 11 DESCRIPTION 12 Q43 80 0 Z Q42 NA 8 9 10 80 ISSUED PUBLICITY DESCRIPTION QG 7903 Ssoa~~ NRC USE ONLY 0 ~NQ44 NA O I

7 8 9 10 68 69 80 o 0

NAME OF PREPARER PHONE:

Ci'I f>

NIAGARA MOHAWK POWER CORPORATION/300 ERIE BOULEVARD WEST, SYRACUSE, N.Y. 13202/TELEPHONE (315) 474-1511 h(a/cch 20, 1979 hh,. Boyce, H. Gtu.M Oin,ecto/L United S~ee Nu&ea/L ReguLato/Ly Commission Region I 631 Pa/ck Avenue

@Ging of P/ursa~, PA. 19406 RE: Sock& No. 50-220 LER 79-02/T-O Dean, hh.. G/Lie/L:

As /Lequi/Led by Che htine. h4Le Point >1 Teduu,caL Speci.pcatio>u Sation 4.2.6, Inde/juice Iespeetion pe/L)onuled dldung Nie )LefueL outage, six (6) /Iepo/LtabLe indicatioee ee/Le found wing NIe Late54 /I.ecommended EPRI ULt/la5oiu.e Inspection P/Locedu/Lu.

The indicatioes a/Le on She eLboN aide in She heat a))ected zone.

of Die eLboIII Co aa(e;end uleLd o) Che IIIuk EmercgeI1cy Conde1+e/L Steam SuppLy Line,.

Bo& Che eLbol and sate-end ivLLL be /IepLaeed dutu.ng ~

The p/IobabLe came ~ Inte/L-gruznuLa/L $ &ua Co/L/Lotion C/sacking.

outage.

Vetug ~y yore, Original Signed by R. R. Schneider R.R. Sehneide/L Vice, Ptce5ide1%-

ELec,t/u.e P/Ioduetion

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