ML16207A675

8 to Updated Final Safety Analysis Report, Section 4.3, Figure 4.3-1 to Figure 4.3-45

ML16207A675
Person / Time
Site:	South Texas
Issue date:	04/28/2016
From:	South Texas
To:	Office of Nuclear Reactor Regulation
Shared Package
ML16207A547	List: ML16138A060 ML16207A533 ML16207A534 ML16207A535 ML16207A536 ML16207A537 ML16207A538 ML16207A539 ML16207A540 ML16207A541 ML16207A542 ML16207A543 ML16207A544 ML16207A545 ML16207A546 ML16207A548 ML16207A549 ML16207A550 ML16207A551 ML16207A552 ML16207A553 ML16207A554 ML16207A555 ML16207A556 ML16207A557 ML16207A558 ML16207A559 ML16207A560 ML16207A561 ML16207A562 ML16207A564 ML16207A566 ML16207A568 ML16207A569 ML16207A570 ML16207A571 ML16207A572 ML16207A573 ML16207A574 ML16207A575 ML16207A576 ML16207A577 ML16207A578 ML16207A579 ML16207A580 ML16207A581 ML16207A583 ML16207A584 ML16207A585 ML16207A586 ... further results
References
NOC-AE-16003371
Download: ML16207A675 (65)

Text

UJFSAR Secltion 4.3

2 3

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5 6

7 goo 8 9

10 II 12 13

~~

15 R

P N

M L K J

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FIRST CORE REGION I Ill REGION 2 REG ION 3 180° 2700 00 3 Region Reload Core ONCE OR TWICE BURNED FUEL O~r.E OR TWICE BURNED FUEL FRESH FUEL SOUTH TEXAS PROJECT UNITS 1 & 2 FUEL LOADING ARRANGEMENT Figure 4.3-1 Revision 0

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28 32 36

~0 BURNUP (GWD /MTU)

SOUTH TEXAS PROJECT UNITS 1 & 2 PRODUCTION AND CONSUMPTION OF HIGHER ISOTOPES Figure 4.3*2 Revision 0

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NO~og lV:JIJ.ICi:J SOUTH TEXAS PROJECT UNITS 1 & 2 BORON CONCENTRATION VERSUS FIRST CYCLE BURN-UP WITH AND WITHOUT BURNABLE POISON RODS Unit 1 (Sheet 1 of 2)

Figure 4.3*3 Revision 0

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0 WITH BURNABLE ABSORBERS 1260 MWD/MTU DIFFERENCE 2000 4000 6000 8000 10000 12000 14000 16000 CORE AVERAGE BURNUP (MWD/MTU)

SOUTH TEXAS PROJECT UNITS 1 & 2 BORON CONCENTRATION VERSUS FIRST CYCLE BURN-UP WITH AND WITHOUT BURNABLE POISON RODS Unit 2 {Sheet 2 of 2)

Figure 4.3-3 Revision 0

~ ~ ~ ~~

0~ 0 181o

~ ~ ~ ~ 181 181 0

~ 0 181 181

~

~ 181 0

~

~ 0 181 181

~ ~ 181

~ 0 181 0

181 181181 181181 0

1810 181 181 0

2~ BP'S 12 BP'S CORE CENTER 181181 181

~0

~0 0 0181 181 D

181 0

D D 0 181 0 0

181 181 0

0 D

~

~ 0 181 0

D 0 D

D 0 181 0 0

Do 0 oo

~0 0 0181 9 BP'S 8 BP'S CORE CENTER t.

CORE CENTER

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0181 0 1810

~D 0 Do I8J D D 0 I8J 0

0 181 0 0

0 0

0 0

D 181 D D 0

0 D 0 0

0 0

0 D D Do D oD Do 0 oo

~ BP'S 3 BP'S SOUTH TEXAS PROJECT UNITS 1 & 2 BURNABLE POISON ROD ARRANGEMENT WITHIN AN ASSEMBLY Unit 1 (Sheet 1 of 2)

Figure 4.3-4 Revision 0

~D o -o 181 181181 D ~181 D D 181 D D 181 D 181 D 181 D 181 181 D D 181 181 D D D 181 D D 181 D 181 0 181 181o D o181 181181 D 181181 8 BA"S 16 BA"S 181181 181 181181 181181 181 181181 181 D 181 D 181 181 181 181 181 181 181 181 181 181 181 181 181 181 181 D 181 D 181 181 181 181 181 181 181181 181 181181 181181 181 181181 20 SA'S 24 BA 'S SOUTH TEXAS PROJECT UNITS 1 & 2 BURNABLE POISON ROO ARRANGEMENT WITHIN AN ASSEMBLY Unit 2 (Sheet 2 of 2)

Figure 4.3-4 Revision 0

WESTINGHOUSE PROPRIETARY CLASS 2 16 IFBA ASSEM3LY 32 IFBA ASSEM3LY 48 IFBA ASSEM3LY 64 I FBA ASSEM3L Y SOUTH TEXAS PROJECT UNITS 1 & 2 TYPICAL IFBA ROD ARRANGEMENTS WITHIN AN ASSEMBLY FIGURE 4. 3-4A REVISION 4 e

L0582.041 L

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R p

N M L K

j H

G F

E D c B

A I I I I I I I 4

4

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9 24 IS 9

2 23 3 24 4

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-5 4

4 8

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8 4

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4 8

8 12 12 8

8 4 --8 270° 24 8

8 12 8

8 24

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4 8

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8 4

4 -10 9

12 8

8 4S 8 12 9

--II 24 12 8

8 12 24 12 3 24 4

8 4

24 3 13 9

24 IS 9

14 23 4

4 4

IS o*

NUMBER INDICATES NUMBER OF BURNABLE POISON RODS 946 BP RODS S-INDICATES SOURCE ROD 12.5 W/0 ~03 SOUTH TEXAS PROJECT UNITS 1 & 2 BURNABLE POISON LOADING PATTERN Unit 1 {Sheet 1 of 2)

Figure 4.3-5 Revision 0

180° R

p N

M L

K J

H G

F E

0 c

8 A

I I I I I I I 1

64 64 64 64 64 64 64 2

64 64 3

4S 64 80 80 64 4

64 80 64 80 64 80 64

-5 64 64 80 80 64 64

-6 64 80 80 80 64

-7 90° 64 80 80 80 80 64

-8 270° 64 80 80 80 64

-9 64 64 80 80 64 64

-10 64 80 64 80 64 80 64

-11 64 80 80 64 12 64 64 13 4S 64 64 64 64 64 64 64 14 15 00 D X -

NUM3ER I NO I CATES NUM3ER OF S -

BURNABLE PO I SeN RCDS 4736 INTEGRAL FUEL BURNABLE ABSORBERS SOUTH TEXAS PROJECT UNITS 1 & 2 TYPICAL BURNABLE POISON LOADING PATTERN (SHEET 2 OF 2>

F I GURE 4. 3-5 REVISION 4 L

e L0584.041

G.H I

G F

E D

C B

A I

G.

• 92 _..,.f-8 t-q_

9 10 II 12 13 I~

15

....___........~-~ GDDDDDD

"'---+--'~-~~ B EJD D D D D

"'---+--'~-:

9 B QEJ D D D D

l:::t:.~:::: B EJ EJ B D D

'---~

~

2 G BG 0 EJ D

.___*+---'

87 G GB G G

• ~-3.... G G G CALCUUTED ~.: 1.~1 KEY:

VALUE REPRESENTS ASSEMBLY RELATIVE P~ER SOUTH TEXAS PROJECT UNITS 1 & 2 NORMALIZED POWER DENSITY DISTRIBUTION NEAR BEGINNING OF LIFE, UNRODDED CORE, HOT FULL POWER, NO XENON Unit 1 (Sheet 1 of 2)

Figure 4.3-6 Revision 0

I I

-t-1.068- -

I 1-r-

r r-

'---+--'

0

.~

4 BOD DODD

,---t----,

1 0

~

3 EJ BD D D D D

'---+--'

1

-~

6 BBB D D D D 1

1

~

2 BEJBBDD

~1.:t0~=3~ 8 EJ 8 B BD L-1-.0-+~-7..... 1 0.9931 B B EJ B L-0-.8-'-+. ~-9-' 1 0.86911 0.850 11 0.6491 I

CALCULATED F~H= 1.359 KEY:

VALUE REPRESENTS ASSEMBLY RELATIVE POWER 014'?

SOUTH TEXAS PROJECT UNITS 1 & 2 NORMALIZED POWER DENSITY DISTRIBUTION NEAR BEGINNING OF LIFE, UNRODDED CORE, HOT FULL POWER, NO XENON Unit 2 (Sheet 2 of 2)

Figure 4.3-6 Revision 0

~

,H G

F E

0 C

B A

I G..

~ I.00 -

r-

- r-t-

- t-f-r-

~

8 9

I. II 10 II 12 13 IS CALCULATED FH = I.37 LlH KEY:

VALUE REPRESENTS ASSEMBLY RELATIVE POWER SOUTH TEXAS PROJECT UNITS 1 & 2 NORMALIZED POWER DENSITY DISTRIBUTION NEAR BEGINNING OF LIFE, UNRODOED CORE, HOT FULL POWER, EQUILIBRIUM XENON Unit 1 (Sheet 1 of 2)

Figure 4.3-7 Revision 0

I I

-~1.102-foo l

f-

--r-10

~

0 EJDDDDDD

~

1 1~

2 EJBDDDDD 1

0

~

3 BBBDDDD 1.1:

9 BBI 0

9791BDD

1=.o:::t~=5::::: B EJ B I 0.9921 B D 1

.o:4~

5

8 8 B 8 B.8-+~-8-B B 1 0.640 1 I

CALCULATED F~H= 1.344 KEY:

VALUE REPRESENTS ASSEMBLY RELATIVE POWER SOUTH TEXAS PROJECT UNITS 1 & 2 NORMALIZED POWER DENSITY DISTRIBUTION NEAR BEGINNING OF LIFE, UNRODDED CORE, HOT FULL POWER, EQUILIBRIUM XENON Unit 2 (Sheet 2 of 2)

Figure 4.3-7 Revision 0

Ci.H I

G F

E 0

c B

A I

<i.

~

• 82 -

~

<i.

8 9

10 II 12 13 I~

IS

---.--1.~ BDDDDDD

~1.~ EJBDDDDD I.~? BBEJDDDD

=~.:

2 [;Jc;J~QDD

'4:* :a=:[;][;] G Q G D 9

1 BGBGG

'---+.8-S~GGG CALCULATED Fl" = 1.~1 I

<i.

KEY:

VALUE REPRESENTS ASSEMBLY RELATIVE PatiER SOUTH TEXAS PROJECT UNITS 1 & 2 NORMALIZED POWER DENSITY DISTRIBUTION NEAR BEGINNING OF LIFE, GROUP D 40% INSERTED, HOT FULL POWER, EQUILIBRIUM XENON Unit 1 (Sheet 1 of 2}

Figure 4.3*8 Revision 0

I I

-t-0.975-t-

I

--r-

-r--

t-1-

o.

9~ BDDDDDD

=+=:::

1 1

12 BBDDDDD

'-+-----1 1

0

~

9 BBBDDDD 1

1

~

2 BBBBDD

=1.41~=2~ B 8 81 0.9381 B D

..__1.-+1~-4..... B 8 8 EJ EJ

..__0.-+~-1 _, EJ 1 0.86911 0.6471 I

CALCULATED Fb.H= 1.343 KEY:

VALUE REPRESENTS ASSEMBLY RELATIVE POWER SOUTH TEXAS PROJECT UNITS 1 & 2 NORMALIZED POWER DENSITY DISTRIBUTION NEAR BEGINNING OF LIFE, GROUP D 40% INSERTED, HOT FULL POWER, EQUILIBRIUM XENON Unit 2 (Sheet 2 of 2)

Figure 4.3-8 Revision 0

~

8 9

10 II 12 13 I~

15

<L I H G

F E

D c

B A

I

• 1-I.06 - f-f-

. 1-1-1-

~

1-1.~

8 BDDDDDD

=~.~

8 BBDDDDD

=~*~

3 BBBDDDD

&......-~.~+--' [;] [;] [;] [;] D D

&.....-l.+--'

1 5 BBGGEJD

....._*+---1 8

9 BGB GG

'---+.7-9.... GGG CALCULATED~"= 1.30 KEY:

VALUE REPRESENTS ASSEMBLY RELATIVE POWER SOUTH TEXAS PROJECT UNITS 1 & 2 NORMALIZED POWER DENSITY DISTRIBUTION NEAR MIDDLE OF LIFE, UNRODDED CORE, HOT FULL POWER, EQUILIBRIUM XENON Unit 1 (Sheet 1 of 2)

Figure 4.3*9 Revision 0

I I

-"-1.187-

~

I

~

t-I 1.216 BDDDDDD

=:t::::!1.1~0 B B D D D D D

~1.1~

5 BBBDDDD L..-

1

.-+

1

~-

4

-~ B B B B D D L..-1.-+1:_2-~ B B B I 0.9951 B D L-0-.9-+~-5.., EJ 1 0.94811 0.970 18 EJ

'---0.--+7~-4_.. EJ EJ 1 0.5381 I

CALCULATED Fb.H= 1.308 KEY:

VALUE REPRESENTS ASSEMBLY RELATIVE POWER SOUTH TEXAS PROJECT UNITS 1 & 2 NORMALIZED POWER DENSITY DISTRIBUTION NEAR MIDDLE OF LIFE, UNRODDED CORE, HOT FULL POWER, EQUILIBRIUM XENON Unit 2 (Sheet 2 of 2)

Figure 4.3-9 Revision 0

<t_ H G

F E

0 c

B A

I I

t 1-

.99.....

1-8 9

10 II 12 13 I~

15 I

~~.:~ GDDDDDD

'---+---'*~ EJ EJ D D D D D

~~.:

3 BBEJDDDD

'---~*~,.___,~ B B CJ B D D 1

1

~~ B BEJ EJ EJ D

.95 c;JGc;JGJG

• a_s....., G G G CALCULATED F~" = 1.2a KEY:

VA~UE REPRESENTS ASSEMBLY RELATIVE POWER SOUTH TEXAS PROJECT UNITS 1 & 2 NORMALIZED POWER DENSITY DISTRIBUTION NEAR END OF LIFE, UNRODDED CORE. HOT FULL POWER, EQUILIBRIUM XENON Unit 1 (Sheet 1 of 2)

Figure 4.3-10 Revision 0

I I

-~1.090-

~

~

~

~

1-

~

~

1-

'---+--1 1

1

~

1 BDDDDDD loo.--+---J 1

0

~

5 EJBDDDDD 1

1

~

0 BBBDDDD

~

14

• 1 ~0:::::: B B B B D D

1.:41~=0:::: 8 B B B I 0.9561 D 0.-+9~-5...... B 1 0.96811 0.99518 B

.... 0-.7-+~-7.... B 1 0.72411 0.5621 I

CALCULATED F b. H= 1.239 KEY:

VALUE REPRESENTS ASSEMBLY RELATIVE POWER SOUTH TEXAS PROJECT UNITS 1 & 2 NORMALIZED POWER DENSITY DISTRIBUTION NEAR END OF LIFE, UNRODDED CORE, HOT FULL POWER, EQUILIBRIUM XENON Unit 2 (Sheet 2 of 2)

Figure 4.3*10 Revision 0

~ H I

G F

E 0

c B

A I

({_ -

. 82 -

1-

-I--

1-8 9

10 II 12 13 14 15

....____.__~.~ GDDDDDD

....____.__~.~ [;] [;]0 D DD D

....____.__~.;s BBBDDDD

....____.__~.~ B [;] [;] Q D D 19 BBGGBD 9

L 9 B Q [;] Q G

--+*~-8-G G G CALCULATED F~. = I,3q KEY:

VALUE REPRESENTS ASSEMBLY RELATIVE POWER SOUTH TEXAS PROJECT UNITS 1 & 2 NORMALIZED POWER DENSITY DISTRIBUTION NEAR END OF LIFE, HOT FULL POWER, EQUILIBRIUM XENON, GROUP D 40% INSERTED Unit 1 (Sheet 1 of 2)

Figure 4.3-11 Revision 0

I I

--0.942- -

f-1 1

~

1 BDDDDDD

+

::::::

1 0

~

8 BBDDDDD 1

1

~

9 8 8 B D D D D 1

1 3

2 B 8 B EJ D D 1.-+1~-1..... BBBI0.9851BD

...__1._0+-4:_1 _. B 1 099311 0.99818 8

..__o_.a+o:7___. 81 o.75o II 0.5731 I

CALCULATED F.6.H= 1.246 KEY:

VALUE REPRESENTS ASSEMBLY RELATIVE POWER SOUTH TEXAS PROJECT UNITS 1 & 2 NORMALIZED POWER DENSITY DISTRIBUTION NEAR END OF LIFE, HOT FULL POWER, EQUILIBRIUM XENON, GROUP D 40% INSERTED Unit 2 (Sheet 2 of 2)

Figure 4.3-11 Revision 0

~

1.02

.1.. 02.1.03!

1.02 1.0~ 1.08 1.02 1.06 '* 12 X 1.03 1.06 I, I'+

I, 17 1. to 1.03 1.10 ~

I. 17 I. 18 ~

1.03 1.08 l* I~ I. I~ I. 16 I. 18 I. 17 1.03 1.08 I. I~ I. I~ I. 16 I. 19 I. 17 I. 17 1.03 I. 10 ~

I. 16 I. 18 X I. 19 1.20 )(

. 1.03 1.09 I. I~ I. I ij I. 16 I. 19 I. 17 I. 17 I. 20 I. 18 1.03 1.09 1. 15 I. 15 I. 16 I. 19 I. 17

1. 17 1.20 I. 18 I. 18 1.04 I. II X I. 18 I. 18 X I. 19

1. 19 )( I. 20 I. 20 [X 1.04 1.09 I. IS I. 18 I. 17 I. 19 1. 17 I. 17 I. 19 I. 17 I. 17 I. 20. I. 18 1.0~ 1.08 I. I~ X I. 18 I. 18 I. 16 I. 16 I. 18 '* 16 I. 16 I. 19 I, Jj [X 1.04 1.06 I. 10 I. I~ I. 16 X I. 16 I. 16 )( I. 16 I. 16 X I. 17 I. 15 I. II 1.04 1.05 1.07 1.08 I. 10 I. 12 I. 10

1. 10 I. 12 I. 10 I. II I. 12 I. I I 1.09 1.08 I. 07 1.0~ 1.0~ 1.0~ 1.0~ ~.OS 1.05 1.05 1.05 1.05 1.05 1.05 1.06 1.06 1.06 I. 06 I. 06 '* 061 SOUTH TEXAS PROJECT UNITS 1 &2 RODWISE POWER DISTRIBUTION IN A TYPICAL ASSEMBLY NEAR BEGINNING OF LIFE, HOT FULL POWER, EQUILIBRIUM XENON, UNRODDED CORE Figure 4.3*12 Revision 0

r---

0.98 0.98 0.99 0.98 1.00 1.03 0.99 1.02 1.07 ~

1.00 1.03 1.09 I. II 1.09 1.01 1.06 ~

I. I I 1.11 ~

1.00 1.0~ 1.08 1.07 1.08 I. 10 1.08 1.00 1.0~ 1.08 I. 07 1.08 I. I 0 1.08 1.'08

~

~

~

1.01 1.06 1.09 I. 10 I. 10 I. 10 1.00 I.Oq 1.08 I. 07 1.08 I. 10 I. 08 1.08 I. 10 1.08 1.00 1.0~ 1.08 1.07 I. 08 I. 10 I. 08 1.08 1.10 1.08 1.08 1.0 I 1.06 ~

I. II I. II ex: I. 10 1.10 [X 1.10 I. 10 [X 1.00 1.03 1.09 I. II 1.09 I. II 1.08 1.08 I. 10 1.08 1.08 1.11 1.09 0.99 1.02 1.07 ~

1.11 1.11 1.07 1.07 1.09 1.07 1.07 I. II I. II ~

0.98 1.00 1.03 1.07 1.09 ~

I. 08 1.08 [X 1.08 1.08 [X 1.09 1.07 1.03 0.98 0.99 1.00 1.02 I. 03 I. 06 1.0~ 1.oq 1.06 1.oq 1.0~ 1.06 1.03 1.02 1.00 0.98 0.98 0.98 0.98 0.99 1.00 1.0 I 1.00 1.00 I. 0 I 1.00 1.00 1.01 I. 00 0.99 0.98 0.98 0. 981 SOUTH TEXAS PROJECT UNITS 1 &2 RODWISE POWER DISTRIBUTION IN A TYPICAL ASSEMBLY NEAR END OF LIFE, HOT FULL POWER, EQUILIBRIUM XENON, UNRODDED CORE Figure 4.3*13 Revision 0

ex

~

0 Q,.

2.0 I. 5 Q

LLJ I. 0 N

...I

~

0 :z

.5 0

0 10 20 30 AO: +5.91 AO: -8.81 40 50 60 70 80 90 100 PERCENT OF ACTIVE CORE HEIGHT FROM BOTTOM LEGEND:

P = POWER FRACTION D = FRACTURAL INSERTION OF D BANK AO = AXIAL OFFSET SOUTH TEXAS PROJECT UNITS 1 & 2 TYPICAL AXIAL POWER SHAPES OCCURRING AT START OF LIFE Figure 4.3-14 Revision 0

0::

~

CL 0

2.0~----------------------------------------------~

I. 5 POWER=.5 0=.55 A0=-26.03 POWER= I.0 D=. I A0=6.92 POWER=.S 0=.21 A0=+8.20

~ I.0

_j

E 0::

0 z

0.5 LEGEND

D=FRACTIONAL INSERTION OF 0 BLANK AO=AXIAL OFFSET 0~---~----~--~----~--~----~--~----~--~---~

0 0.2 0.4 0.6 0.8 1.0 PERCENT OF ACTIVE CORE HEIGHT FROM BOTTOM SOUTH TEXAS PROJECT UNITS 1 & 2 TYPICAL AXIAL POWER SHAPES OCCURRING AT MIDDLE OF LIFE Figure 4.3-15 Revision 0

--~--

~--

01::

~

0 a..

Q 2.0 I. 5

~ 1.0

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0 z:

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0 I 0,388-1 65 AO: -25.7 100 PERCENT OF ACTIVE CORE HEIGHT FROM BOTTOM SOUTH TEXAS PROJECT UNITS 1 & 2 TYPICAL AXIAL POWER SHAPES OCCURRING AT END OF LIFE Figure 4.3-16 Revision 0

z

~

CD Q

u.a

(.::1 0

~ 1-a:::

u.a 1-

z

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(,)

u.a

~

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a:::

1-u.a

c

=

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Q. -

LU a:::

c Q.

LU 0:::

0

(.)

0 SOUTH TEXAS PROJECT UNITS 1 & 2 COMPARISON OF ASSEMBLY AXIAL POWER DISTRIBUTION WITH CORE AVERAGE AXIAL DISTRIBUTION D BANK SLIGHTLY INSERTED Figure 4.3*11 Revision 0

STPEGS UFSAR FIGURE 4.3-18 Deleted Revision 5

STPEGS UFSAR FIGURE 4.3-19 Deleted Revision 5

STPEGS UFSAR FIGURE 4.3-20 Deleted Revision 5

~

ex UJ

~

Q...

-I UJ 0::

X N

o-1.4..

~

E

~

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2.6 2.1J 2.2 2.0 I.8 I.6 I,IJ 1.2 1.0 0

BOTTOM 2

2.50

• 01 2.50. 71 2.3~

• 13 I I.70

• I~ I 6

8 10 CORE HEIGHT (FT) 12 IIJ TOP SOUTH TEXAS PROJECT UNITS 1 & 2 MAXIMUM FQ X RELATIVE POWER VERSUS AXIAL HEIGHT DURING NORMAL OPERATION Figure 4.3-21 Revision 0

20 15 1-u.. -

~ -

0:::

LU

~

a..

10 0:::

LU z:

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5 0

-50

-IW 0

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oa 0

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0 ° 0

0 0

ool

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0 &

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0 0

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0 8 GO OOdJOO OQ)OO 8 0 r o0, o8o 0°~~ol t 0

0 o~

0 8o 0 8o o

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oO'l)o Joo ao t9 0

o\\ oo 9

0

?o'rP 0 0

oo q,

Ooo 0

-30

-20

-10 0

10 20 30 FLUX DIFFERENCE (6I)

SOUTH TEXAS PROJECT UNITS 1 & 2 PEAK LINEAR POWER DURING CONTROL ROD MALFUNCTION OVERPOWER TRANSIENTS Unit 1 (Sheet 1 of 2)

Figure 4.3*22 Revision 0

f

~

~ -

a:

w 3:

20 15

~ 10 a:

~

z

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5 0

-40

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SOUTH TEXAS PROJECT UNITS 1 & 2 PEAK LINEAR POWER DURING CONTROL ROD MALFUNCTION OVERPOWER TRANSIENTS Unit 2 (Sheet 2 of 2)

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• The Unit 1 Cycle 20 core contains 56 RCCAs with no RCCA installed at core location D-6. Unit 1 has seven (7) rods for shutdown bank SA. The total number of rods for Unit 1 is twenty-seven (27) for the shutdown banks.

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