ML20235U330

From kanterella
Jump to navigation Jump to search
Forwards North Anna Power Station Unit 2 Steam Generator Tube Plugging Rept Refueling Outage Feb 1986. Rept Summarizes Tubes Plugged as Result of Insp During Outage
ML20235U330
Person / Time
Site: North Anna 
Issue date: 04/11/1986
From: Stewart W
VIRGINIA POWER (VIRGINIA ELECTRIC & POWER CO.)
To: Grace J
NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II)
Shared Package
ML20235U321 List:
References
FOIA-87-461 86-145, NUDOCS 8710140038
Download: ML20235U330 (21)
v • d • e


Text

. - _ - __ - _

l f '>

j

-t_

i.

l

  • ~

l 1

1 I

i i

I l

April 11, 1986_

I I

Dr. J. Nelson Grace Serial No.86-145 Regional Administrator FPB/aca Region II Docket No.

50-339 i

U. S.. Nuclear Regulatory Commission License No. NPF-7

'Suira 2900 101 Marietta St., N.W.

Atlanta, Georgia 30323 J

Dear Dr. Grace:

I VIRGINIA ELECTRIC AND POWER COMPANY NORTH ANNA POWER STATION t>%IT 2 STEAM GENERATOR TUBE PLUGGING REPORT Attached is the Steam Generator Tube Plugging Report for North Anna Unit 2 as required by the provisions of Technical Specification 4.4.5.5.a.

This report is a summary of the tubes plugged as ~ a-result of the inspection that : occurred. during the recent Unit 2 refueling outage.

Should you require more ietailed information, the entire report is maintained on file at North Anna Power Station and the Corporate office.

Very.truly yours, i

^

d\\..h[\\

W. L. Stewart

Enclosure:

i Virginia. Electric and Power company North Anna Power Station Unit 2 Steam Generator Tube Plugging Report Refueling Outage-Tobruary, 1986 For M-Tr? Ilbl 87101h003887goosl NiMANB7-461 PDRl D/ A.

01A

f i.

I i

bc: Iki'E< U Harrell - NAPS E W M per.780 V "*K Mr. E. R. Smith, Jr. - NAPS ses per JdL Mr. G. E. Kane - NAPS &atper: rec Mr. R. O. Enfinger.- NAPS Mr. J. A-Stall - NAPS 2ASF#N' 1

Ms. L. N. Hartz - NAPS LWN e*r 38' Mr. J. C. Paul - NAPS T

L.n. E. Ciam - wara Mr. R. J. Hardwick - OJRP5 Mr. J. L. Wilson - OJRP 4/rM Hr.'J. W. Ogren - OJRP Mr. G. L. Pannell - OJRP.

g,g 4

'Dr. E. J. Lozito - OJRPS Mr. D. J. VandeWalle - OJRP5 'DW 4 ee st.

Dr. B. L. Shriver - RPS Mr. E. W. Throckmorton - OJRP7 Mr. D. J. Fortin - OJRPS-7 7 r-N Mr. F. P. Bresee - OJRP5 $s 4-h- 8G NOD Tech Library (bc original)

GOV 02-54B POW-36-76-14 i

l 1

1 l

l i

I 4

j l

i

'i r

4 c..

o 6 7,

q-l i

Mr. Lester S. Rubenstein, Director l

cc:

'PWR Project Directorate #2 e-Division of'PWR'Licensias-A Mr. Larry King

.NRC Resident Inspector i

' North' Anna Power Station Mr. Leon B. Engle NRC North Anna. Project Manager PWR Project Directorate #2 j

i Division of PWR Licensing-A t

I e

1 4

t 4

  • N6 I

m_d'___._'i.____._.

-,-,-,---.-------.---v-.-----

- - - - - - - ---y f

l.

4.

=

(f

- e'

-{

o- ;.

?

  • 1 aup s

O ENCLOSURE VIRGINIA EI2CTRIC AND POWER COMPANY NORTH ANNA POWER STATION UNIT 2 STEAM GENERATOR TU8E PLUGGING REPORT REFUELING OUTAGE - FEBRUARY, 1986 4

)

I i

~

~

~

l i

STEAM CENERATOR EXAMINATION VIRGINIA ELECTRIC AND POWER COMPANT l

NORTH ANNA POWER STATION UNIT NO. 2 STEAM GEHERATORS A.B 6C 1986 REFUELING OUTAGE TURES PLUGCED SIDE (ART f

The attached plots indicate tubes out of service for each generator:

Plot No. 1:

Indicates the tubes out of service prior to the outage.

Plot No. 2:

Indicates tubes taken out of service chio outage.

Plot No. 5:

Indicates total tubes out of service following the outage for e.n overall view of tubes out of servir,s.

The following table lists the tubes plugged in North Ansa Unit 2, this outage.

STEAM CINERATOR A Tube

% TWD Tube Z TWD 145C36 39 R03C06 86 STEAM CENERATOR B Tube

% TUD R02C05 96 STEAM GENERATOR C Tube

! TUD Tube

_E TUD R02C36 75

  • R02C56 89
  • R02C58 80
  • R02C56 89
  • R02C58 80
  • R02C56 91
  • R02C58 94
  • R02C56 91
  • R0207 85
  • R02C56 92
  • R02C57 95
  • R02C56 93
  • R02C57 98
  • R02C56 94
  • R02C57 98 R02C46 95 102C06 96
  • Denotes tube with multiple indications 1

l FPB/ jim /009/2PROJ

1 a

1 i

l f

~

i i

f I

1 STEAM GENERATOR "A" PLOTS

- sub.

8GB e g

a S

N 1

1 i

t g.

h h.

It'

.i, t ' -

r j

,7 iE

^

i I E

.I

+

'l g

a.

. es.

I I

E

.c E

i M

\\

. se

=

l I

~.

i

  • I I

=

g g

a g

g sa 1

g

.g 3g.l{)

/ -

ij i

i 2n 4.8 1-=

-u-q m

g o.m.

o

=

-u i

.{

i 1

=

a

-a a

{

IE i

a m

h su a" f

a is g

en g"gl -

i i:

,~

=

l l

h

$m o

I g3 f 1

.p Si l

NI Eg%=ma 6

$g j

$'M m

-la

=

w w

,-a j

o F3 1i 4

3 db Il

-=

si

,i g-

'\\

f

-w

)

p

,i I-4 f

M

[

E l

g-3 smmi 6

- et g

W s,s 5 si i

3 >= Da 1

b

~M-

-m j

mmW 1

i g

1i y lt

{

<ce

-s

-u tf.

=

v g, w

.m e=

1

= '

d

se- ~ ' ' ~

f, w,

e

_e

..,x s'

4 3

\\

~"l y$

'j a

[

,7 3a g;

3

',3 -

.I c

-u-L1 b 4 1

\\

-e.

\\

11 4

t.-

,t g-

.)

1 I

}

- u

-e s

k N

h'

.,5 t

i.

L l

t

(

R

-=

n g.

p. r

~"

I i

a i

g s

Iq l

\\

-=

1 c

x I f kg E,

1 E

=h as

.A -

i h

s 1) g

\\

-m

?

ww m

8..

( Q (D a

u g

~

N.%_

i,

, _, - - _ - - - ~ ~ ~ ~ ~ '

a e -

r f_

i

  • f g

f a

a

=

I m

  • N

/.

=

\\

m

~

g.t

-f.

.g.

.J

.if!!i r

i

'b 8 8 8 4

usa K

E 3

.u 3

=

4 a

. og

'g a

a.

i

(,

-j i

I e

3

!g 3

q.

-8 1e. lI

=

. E.. i:

i

-~

"gE'a=a 3,..I n

E$

g*

=

a

=,-=n i

et 3 --I g

g

\\

!,-"I c

  • a g

@ggE I

y",i

\\

3 i

-lgl N

ll=

<o.

1 s

n

.g

i STEAM GENERATOR "B" PLOTS i,

.gm.

.S.

m e e

O he.*

89 e

6

' m e

e 4

_ _ _. - _ - - - - - - - - ~ '

I i

L.:

-l 9

9 9

9 9

I I

I

.h tl i

=

r s i,l. -

s.

'f as I g a w a.

5 i

a

=5 i

-=

sl I

..I

{

i a

I l.$lllll g

gh 5

.g a

t

~~

g $ ll. w m 3.-=I liEI

=

1l5

-=

i E

3..l g

,\\

=

^

I 5

5 sE 5

I hg!a" E

^

I I

{

I A

5 N_

.i L11

.I

~

--n--,-.--,,

... ~

e.-

l 9

3-

.I.

3 S

- 8 a

,s I '

I A

s I

i i

k-

/,

4

)

.E.N'.' 3. 3 1 i

l'

{

I l

1 j

s m I' u

y i

\\

u oE&

. iN i

i i

i, I

i I

N l

I. -

i l'

q

\\

.E.

I' l.

k b

5 gg$

5 t-i, u

Dwh p

h-r t!

,5" kwe R:

a d

i ili r-s us le 8

dg r

i

,\\

'.f.'

m I

M I.I t

48 4

-. E$ 5$5 p

t a

=

di i

_g,

\\"

a

{

4 W W i

t 1

1

{s 3

<om s

i i

q 1)-

{

~

s

,, 1 l

p. :,

8y

=

i

-m

=

/

f 5

-m

!!l ~

g l,l

/

=

3-Mgl u.

=

As E

-u

~i

' -=

=

-e

{

-o n

1 5

3 EnN ti "sj

.:h C

E a

i

=

" I a w so

= a.. i

,gEl 5

s Il

,-i ug

=

l g

N 5

.. i

~

l Ill x

i

< o ce lE

-8 5

!l o

i 3

$ TEAM GENERATOR "C" PLOTS l

I

?

l I

i

{

l l

F

~

N g

t t

\\

i

-" l 1

E s

E"lll~

E

\\

5

\\

~~

li an ll1

/

a 5

~"

I g a m. a.

a

=

5[

r...

=

-m i

~

3 I

-I 5

~"

E

-m a

ID

_=

E i

gglmma iii

~

t iiEk I

-=

la

-=

}

.g E

g J

-m 3

y m

=

-=

1 i

^

  • i

-=

I e"illlg 5

i Ig X

-=

i dj

=

\\s

-.11

.I

~u

=

,1 '.

,m

' * ~ -

'j i

I

/

q u

gs 33 j! !!I

/

,g 3

i 3

I a*

y j

j u-I os li r

=:

N g

p E

me I

5-44 ga.Wa i

g z

g u

Wh g

\\

~

i 4

a

. agu

-t "E9" ld5 l

i

-!l N

[

-n

\\x

~

. i, j

~

w

1 Y

f 9

9 9

9

?

?

?

[

i m

I E.1 A

1

[,

gnI.

u g

-,3 4

r-

?

.f

-u 8

oss

=

.l I -

a.

I g,

32 i

a a

l,m i d

r E

=

=

.w.

g..

r-n I-g

[

,(

a

[

=

e M

1 -

5 a,

a s.g ~

I-M a

.J I

r i

Ei c.

y

<a=

' =

's I

1-

$ U4II#

, b/h-m,; -

e,. s. ;

Y 'g *'

.1 3,

t

~

}.

9.'

June 2, 1987 North Anna Unit 1

[

~

1987 Steam Generator Plugging' Summary l

Indication A

B

'C P

q Clear (>40%)

25 14 30 L

Distorted Indications-Exceeding Growth Criteria 31 33 60 Distorted Indications Not Exceeding Growth Criteria 12 4

18 Tube Sheet Possible 15 11 9

Indications i

Erroneously Plugged (R6 C22) 1 i

Total 83 62 118 W

Previously Plugged Currently Current Plugged This Outage Plugged

% Plugged j

A 126 83 209 6.17 B

116 62 178 5.25 C

153 118 271 7.99 f////>m Appkoved: G. E. Kane Prepa(ed by K J. Naughton Fo2 4-F7- % )

bj3

4 m

o tn o

c o

tn O

M N

N 9

I l

3 I I E E E I P= g g--o Q

,., i

_ i r._ e G~

gg4.[a Q

.i 1 1, r.. t_

.Rg y g -n

.p l

j.

4-b_ g.

.. i. -

_. _x..-..ga

....3

.).-q..-

.x.

y

~.-

4

---j (.

.g l l

.l r

' ^xa w

aswa

,i=.s==

.}.

. 4.r..

... g... x..

...lp... -.

_, g i

,_)..

.. {

., wx g

i

_ li

_j

.. T.,

_.;. L 6.

4 i

. y

..:_..- ll 9

g m-

.yp.

y

..L...x.......x

...v t

m l a,,

4

-- t t

g

_x,

_R

., c.

y, i

q.

. w O

l

___xg, i

..q.,_

y umex.

o

.a r.

vi.pm Ma o u sq;.,g(.

Q.

g-H J

.jl(._.

t

f...t.~....

.... a

-.p

) c.

s l

fogrp

.4.

gy x..g

a...

i.~., 9 g

.:.p q

._ _ g_ _p _.

... 7. t o

=4.,L.....

._.-;... 4.,...

..x

. u-

f... _.. ___..

...A. 4..

}

_-_-) m

_.I.

4. $. ~ a

., 4..-.x_

.L.4.,-

.I.

4 t.s. t_ 1 m

_; %. n g; y : g

_4.

1 -j......'. n' b,.,_t g._ 4,. 4:

~~ ~

~ -

. (..

wik.

a m-wie'-..

4 XXXn

.h o-r T.

4.

.c

g..i

. j.

,9. _;-

9

. t.f t't-1 h 1-'

r

~~ -

'.'..' 3.-

l..

.x. g-.

j.I.

.l.

["

.,{

J o,

s.t. [_

p..... ;..a. ]1 i

. h.

n F...

.+..h~ ) l~+,r

.4-..2.,. l. a. _+l..

..g. g..

q

,X.4_-

-a

_g in g

_.i__. 4.;.a.y

_..g T;o yt.-

.x, x.

4 g p.

,.. ~

.b

l. 4 i..

4...

x.,

.... 4 3.H...q..x _.

.x. T.__

.q..

_4 j

. j. p 9

,. 4a,X e 9

..r

.u-1

..r.E F

- W.--.+.p 1

,,.pe -

Xa t-r_m_...t.n.

.'E.~ _.

p,,, am

_j.x'J,.x,pyaw.

pl

_e.

.. T..a

_.p3

.._L

- -4 i

...., m

-. a.

J.l. i _-t.

_m p.

gg

.p_..

v

._x -X4_.

3..

. l.i _{

s c

t..

g

,p

_5..

..a.

e=

q.

2 a..

....,C<.

-1

~, --I teau.r, w

o

. 9.W

_.-_.[.'.

.._ U I. _ap.x.

.....]. y..~.-..

... m y....,

m

. 4...t

-X.

..J.

i r--_

H :

sa man

.._._'i...T-w,wr.-

.f sdr.

e w

rm as wre.a..rm.t ml(a

.m.,.

_.i%i a

..a

_ 4, is a

a

,5..

a

~

...u

.Q

-X

- 7 !-r m..d...$ _...,_

_L,_ -g._

.. 4-.

...... p...E.

t.

a

.u T..

_p_

O BD 8-

-- h

.4..".i-,o. E-k 4t u--

t.

e i.

4

_t...

.. - {_

J_.

~._

.._... a

...p..y,..41..,..-

i.i_e in

.... x.b

.g.s.;

in O

w

+

._ 1...__.-_

.xa..+

1_

....p

.o

..i. L

_}_,

1.

.. v

=

LL}-

N3

.., -4..- g _----'..E'-4 x._---

4..

a_,.,

._e im;.,I--.p..-...

" ; Prd

--H d- -

---e o

?

Q n,

r.?J" s.

.n su -g w

-w

_t_-._ta-1.

..tp.~f..t r- +i.._..g,._.p l.7. _

.m.,T...

_... g.. _). 4..

...3 u!..l _. (_..,1_,..M,

--_zc..g g

2 p.

..x.

O

._...J. p

_.._4.,.g i.

L.

,.e D

.s -$

}..

...l..

_x o

_.__,._ u_

.c.=_

....y p_

.__]

m

_x.-_

O g

y

_t,.,p.....

_..~

.1--a

.t_4...p _..._

. 3,.pi..__.

9.. _ %.,

3 x.___

7e_

j o

1

.g

.o hw

_m, m..e %.

.j.__.__ _p._.

_ a_ 4 9r..-x.-

f.< ___..g._.a..

.. _.1.

a

.. mx_...

a c

y q7

=

~

_m.h._... Q.h_.

, h.

.p.

.x.k.....-asa

"))l...._.

h 4

L,0 y

. p,..

s.

.J.

y

. p _,. q.

....4.....

. ----pg

- -h,._ y..

_ 4 9_,.

.M..I~

Tm.- s. F + ;<.-.

.,pu.k.4 5

._F.

e is su-

- m-a o

e--

u O

A_

p a-

...W

>p.c.

gg) y n [..-

...._-o j

n

..~.._.,_...

....L H

a:f b,

c

....q.---X X-

/,,

m

_._. [Q.,.

-a

..p

=-

(f) 7.

g

.........q_.s a.

a n.

~... _..

I b,,,)

l U-}-f b.,..

... g Q

7 o

---X- ----3.< =

m -5, t

a

^

air a

j H.

O g

-se

]

O' I

TT__,

-o i n i n n'--

..-. s Q

p h- -

Z O

I iI E I E M s

m

.:.l S

X1 g..

E y.

NS ON I

s STO NAl l OC T)A S

. i,

e. '

Il C G AN)U l

, 1;

,i C NL m

OD s ;, i l

t^'

P REE T LG m'

. -j,

.^

- -, i

~,

,, g REN R

g AOTST

~

ESSS NC i

,T, LIOX

~

I CDPE

- ~

? '. ? 4 s g

_c-

. g 5' e

,.i, s

5356 241 2

a,,

r 1

n,

n

_iI r i

1 i l

_?

. iii,

~

==

XXXD I

,l l

Jq I

I i

l?

~

~

nI I

m

~

. i^

l i e L',

8 i

.Q 4

X L

,I

.i

  • iT i HIiii,

_?.

i L

8

,l

.X-ls 4s l

l A

e l!

e 6

!i L

ItI n

I I.

i i

l i!

Y' t Ti I

.T 4

4 i

~

3 I

~

I I

s 6

r

i.

4 I

e :

8,

.r ia e *

I i

ti

,8 I

I e 1 s 3-I I

I t

i t

y3 i,

t

. i

-t a,

I 5

i

+XiI ~ -

I 1

i

.;l

_.g.

1 y p.

i i-a I,I a.

, + X-

a

,e.i*

I s^

e o g.

4' 1

  • g-nL_

/

a

-fl

.1' S

+

R pI I i

4 E

iI

1 i

CL i

c' I

S

-DB P

6' 5

Qv E

' t.

i e

.ILT3 a

niU j

t I

i.

Qv

,I r

6 mig n

l.h;e! e 4

i 1

i I

vJ I

.fi1 es I

U.

I I

..f~

i S

I = l 1.;

,tU i

~

2 L_!I il

.I 3

lii:

_-r-1 i

~

IL

.i D

A R

~

I i

IE m

H

,L-e e3eg?

n. eii 4' I

i

.t A

1 ij.

R 8

i4

,.W t !

F el-x x-J V

2 r

-4 e!?I x-i i

3J 0

T6-T i,

ii i

1

- -/

bc tI t h j,

e t.i

?

! I T

~

k F y'r,Nl.:i ldl'

y. n' O

r 7iI l

r l

.i 1

. ';i, i

g.
.D.

a -.i.

i

~

A 7

E wi! i i,

N 8

+ L 1

I. j S

N 9

r is o

sa 1

2 A

a e

  • B H

0 T

3

_ : vI' I _.

U R

- = - - -

4,.

O 5

-.:I T

N 0

~

4

,e o

o o-o in o.

+

m n

w m

10 o.

o l

4 l

l l

l 8

m a a um I

U. m 8 r_

E r

I l

=

a.a.

.,_e l

-- A 3

c.

, __ '...- +

L4J-4-+r :

e!

g(--

v

~9 l_

.r l

1 u-

=

..a.:

d l.'"_d MJ @-i-

-p t-

. t-Il P

i

_a_,_.. +

p

=

. s P

-. _ F:f %..

d 4 4.,

E 7

i1 4

r... L. _

=

-t

_ty..".."

pu_

l i

is a

g t

c _.. a. -

1, 1f d'

l 7+. c_. ' ~.

rT 1

1 r

_T i-r i

r i m

.s..r

3 g'R l

.. :t.

+i.

"_ 94_

i t

I 4,.u

_'u

!<X&

1

+

i i

7.;_ a p ~.p

.~ _. 5.

93 4

.. _q_.h._p.

..p c. -

_L..

..i. _f.

-,,,.a.; ;
::

_._t.y... 4 l'. 4'>4,;..

n. -_

r

ct.,i 4

ll. ll ll ll

+-+ w._ r-r

,.4. L-b

.T

- ~

,. >.4,'!". :i-s __Q XXXa W - }$'.t.C

.}rtJ.p;_

r i-. #N r

1 :x4 @-

r

4.. '-

% -x -

i

,' c._7 m

z j

l ti:

f to i

^

X,.,-

l-L

-t.hr -

_'.Kr,_

t T-4n-Y-

-- T j -- so

r._y_p.g.,,.L 1 -

.i

_ = _ -

.q. -..

44. p, E '

. 4Tc;.1.

.L

_ a,.N"i H.,... o r t.L

~7.

. - r- - -EX. -

-- -r.a Lu.

4..H -

-4

-r a n

e (9'm' anx..

_f._

q._.

i

.g _. 4._. _ gu 4

.","!"'_x-,i i"*

w

-n -9 a

n

A p;.q... _._ff,.4. 7
;g4,=

r 1

s

;1i

}

.. J.J ;,.p..p.

.L A,g.g._g4, i

c.L 4 t.

le

.m

e. ;

p.e. p'_i.

_C

--, ?,H L

A_.

_7 2.

'o=,

p

_ _h. ;..4 i_

"T L

..b.'..=..

m.t...,

r- '

p.

i t.

'.om !

_}

4.u

.._.p

-x i

a

-.,.e h_*2,.

il

^

_i O A.

T 'L 2.

A i

4

. no.u-_

y.__,b _.. -. T.4,..}i t.w:.'",.'.

.L'.}

'~~ '-"Y'*

. 4,,,.

I_,._--

4..

+

1 g)

=;;

L

p..._. a _.

__p 4.,

;7<

,_.4.._.

-3

=

a. _.g 3

.p O

y)

. +.

3. ). T

..ig.3..;.

_ t.__

bJ.

g-9_

.4. :

a g

+:_.. L.g.

q..u

,,._.r._+.y

s. r,h.

a tv

.r.

- 1 O

[D q_ _-

4r.g____;

p.:

'. _,. i e

.T-'l

..._L e::

yy a r.

4

., 4_f_.'p g. _

Q

. 2.y

__.p..

L

.._,..i._p... _v1_....g., _., _. T.p

~

a.._._,4

_4_

.._ s.

__A

.~3

.g;; _$

...4_

t.,

%L..

--b...'

2.

wT

_c t_

.A

.._..t l.AtJ.L.

I 'i 1

_t.. x.

4.j._

a J

--] -

Aa T. u9 v)

O x.t r__4y,p '-+r-6 -H- +

+i

-Q..

- n, i

+

i

.g.,_p. _.e

. u..

O.,,

CD g

gr t-: :-

.ca -

o

...g.

1-

.r g_g x_x;a. g -- b

_.i...

r t, _

_. p.r' r_ ]... T..}..

.. _..:s_q._

,c.q L..p

u.,.

bJ 4

t_ L_

0 d

--- 4. iF.__p_f..-T'x'

_v. 4..

p

_1

_a 5-@

[)

g. f '7x+3

' _A, _h

=

cn

- WA o

..r

,,,, g..

.{. }..g - ---

gr I

..g

,= =,] g r.r.),

L.,

. r-_

..e.

S

.,w 24h I _; _.f.f s

,y

.-4 l.,

.A

..L _. L.g r-

.n.

}_b

,_4.r o

7...

4..g+,= -Q

.xa g

g

.l _-

~~{

l..

(

7

.f) 4 g

..i_.

_$.a

..p.,y e.

.(_~

.p

.w Ql g

4, w g,

P.geelit gadit, Pgi*g 433ist..gpiJgg. Mg e.

[

T-=

pa) y W

1 I

) _j

.O tr>

A g y y 3 3 p.o<>

4 r.

-}---

7.

c3 irry

> > i s

s...

i

Retrieved from "https://kanterella.com/w/index.php?title=ML20235U330&oldid=3946521"