ML20052F272
| ML20052F272 | |
| Person / Time | |
|---|---|
| Site: | Hatch, Browns Ferry, 05000000 |
| Issue date: | 11/03/1981 |
| From: | NRC |
| To: | |
| Shared Package | |
| ML19219B002 | List: |
| References | |
| FOIA-81-417 IEB-80-14, NUDOCS 8205120304 | |
| Download: ML20052F272 (30) | |
Text
r 2-FIf0lfES THROUGH BULLETIN 80-14 ON SDIV lBEL SWITG PROBLEFS
- INEDIATE SURVEY OF PLANTS DETERMINED TFAT SDV VENT #0 DRAIN VALVES WERE OPEN ON ALL PLANTS
-- IIATG 2 HAD FALFUNCTIONIfE SDV VENT NO DPAIN VALVES, VENT LIFE D#1 AGE, Til0 COLLAPSED SCR#1 SWIT G FLOATS
- Ekb6 FERRY REPORTED TWO INSTANCES WHERE BE FLOAT B SWITG HAS BEEN PUf!CTUPE, ALSO INSTMEES T VENT AND DPAIN VALVE DESPADATION
- BfD#S FERRY 3 PfPORTED TFAT THE ALARM #0 R0D BLOCK SWITGES DID f0T OPERATED FOLINIfE jut'E 28,1980 EVENT
- BROWIS FERRY 1 REPORTED OtE SCRNi SWITG WOULD f0T OPERATE
- THERE ARE f0 SAFEIY REQUIRETB(IS PSSOCIATED WITH SDV VENT AND DPAIN VALVE CLOSIfE TIKS. GE SPEC IS 5.30 SEC.
r 8205120304 811103 NA 8 -417 PDR
~
8 1
1 IM[G #9 BIBS!ICK EVENTS I.
COICERtB II. STAFF ACTIONS i
4 III. Flf0lfras IV. SDV DESIGti #0 (DRMAL OPEPATI0tl 1
V'.'
HATCH NO BRUNS!C.CK EVBiT SEQUENES VI.
COURSE OF liiE HATCH #0 BRUtslICK EVENTS - ACTI0tB AND CONCLUSI0bS VII.
POSSIBLE CONSEQUENCES IF AU_ INSTPlfB4TS HAD FAILED VIII.- SlfPARY i
d I
l l
t i
e i
i 1
(3D-
- HATCH NO BRUNSWICK EVENTS CONCERNS
- LEGPADATIOil CF BIR SCP#1 CAPABILITY DUE TO WATER IN THE SDV SFIV LEVEL SWITCHES f%Y BE D#%GED DURIf5 OPEPATION, If!CLUDING SIfELE FAILURE SDIV LEVEL SWITCH D#%GE f%Y GO Ut0ETECTED SDV VBIT AND DPAIN VALVES F%Y BE CLOSED DURIfS NCRBML OPEPATION SDV VBff #D DR^.IN VALVE OPERABILITY f%Y GO Uf0EIECE SDV RBAE PIPING SUPP0F DESIGN #1ALYSIS NO SUPPORT ItSTALLATION f%Y f0T BE ADEQUAlE O
t l
l
STAFF ACTI0fS OEAS IfNESTIGATION OF HATCH 1 AND BRufSdICK 1 EVEhTS IDEhTIFIED THE l'EED FOR GBERIC ACTION IE/fiPR EVAUJATION RESULTED IN ISS'5RCE OF IE BULEflN 80-14 ON LEVEL SWITCHES BEFORE DfG#6 FERRY 3 Af0 HATCH 2 EVENTS 6
IE/NRR TASK FORCE ESTABLISHED TO If#ESTIGATE CAUSES OF LEVEL SWITCH DFAGE
~
BULLETIN UPDATE IS BEITE PREPARED TO ADDRESS HYDRAULIC LOAD; 3 CONCEPfS AND TO PEQUIPE IhTERIM ACTION UiHIL CONCERTS ARE PESOLVED STAFF TASK FORCE IfNESTIGATIONS IS ONG0ItS -
PLAfK SPECIFIC DESIGN INF0fFATION HAS BEEN OBTAlf S f
EGaG HAS BEEN CONTRACTED TO PERF0PN WATER PMER ANALYSIS 1
FIflDft E C 1CONO LEI 0fS POTBEIAL SOURCES OF WATER HNER (TP#SIBK HYDRAULIC LOADS) WHIG CAN DN/ AGE LEVB. SWITGES HAVE BEBi IDENTIFIED OVERPRESSUPE - DB.AYED VBUDRAIN VALVE CLOSURE FOLLOWED BY RAPID CLOSURE DURIflG HIGH FLOW RATE C0f0lTI0tB HIGH @
ACiiOSS lliE FLOAT
- HIGH TP#SIBE FLOW RATES UHIG DRIVE THE FLOAT UP OR DOWil PAPIDLY EMCT CAUSE OF LEVEL SWITG #0 PIPING DN%GE HAS NOT BEEN DETERMINED HYDRAULIC LOADING PROBLEFS SHOULD BE RESOLVED, INCLUDItE NEW SDV/SDIV DESIGtG TECH!!ICAL SPECIFICATI0BS DID NOT ADDRESS SDV VENT AND DPAIN VALVE OPEPABILITY OR ROD BLOCK At0 LEVEL SWITG OPERABILITI SDV RB.ATED PIPING STPORT DESIGN #0 ItSTALLATION NOT ADEQUATE AT BRLtSJICK
1 N
) i[
5 :! !
g e
s.?
i l :i s:
- I!3a iE
! I s ! i i i i E 's, I j ! :$
v r r r e
,a uE I
f e
=<
11 g5 e
-.*f, si
. 9 i. s.
~
2 a.
5:
r
! =a=
=
=
+-
'p-fh!.
52!.sI$E.i
}
l dr s
.g s
!!,gg, 0
g-tr g;
sa I
2
. p)))
l 3 3 3 2 3
s e 3
j
((
l 3" 2 3 $ 2 k
g; 2 2 2 2 2 2 7 Fi r
- 51F, J
g'
' e, o
r Sg JL It IU 4
V 4rls O,.1 go m
e E
!O
@ #o$
E
,4
+
l 5
=
3 6,
,vvi..i s
a tr evi 3
f !
=
4 i
,1 a
e It 1
I o 3 W
s 88h l
Oli[s,!f 3
I l
~
i
~
3,,'
o s
y
.y g
l o
it f g{
E
{
m A
A (h yy i---,
~
t 3 R
g g'
s g;.
> me 3
E r FM--;g 5
}
OsA i
.u
.1 u
xv 0 i l~
'm2 0
M
~
'r
=
z-y yb N
u Q
'3 1
I NE O
Hr a
H-Y h
y 22U k
<]
^
._J s
u G
u e
't m.
f/
t
/
w e, x-GM
/
.6 l'
D J-
'D
,0 d_
iv 1
kN
\\'w.
> r h _,x _1 s
w m
c e2 3
OZg g
4 e
U
N O RTH To be..
r-so RT H a
\\ 1,v VGHT YhLVE
)-
to R D EuT 1
$(-
f '5 2,% /l 3
, f..
i-To Le---
scp,M4 g
r---
OY
)
Vi
+ 5WITalESY p-i J
(
l g
l 3"
l 8"
_i 1
t 3ll' R03) BLOCK S W IT cli
+-n" g4 111614 5 DV 1
1.EVEl. ' S w lTC H b-l (ALA R 14) q 7_.
yy n
q r(
-)
-),
-sunuts f
4 4
t t
4 4
PIPING 2.=
g
]
~
4 OPEN VALVE YAt.VE /
/
4 C.t.05Ep VALVE
- 4. Para suPPoxT RBEDT
- DAM AG ED ALONG
~.
niit. une
- Q FLOAT SWITCH FIGURE 3.10 SCRAM DISCllARGE INSTRUMENT VOLUME
~
lil>llT,W !(T ll'ilI lli
i
~
~.
f.if?f'EL 701 CEG!r3 REFL ACE r/IEi.'i.PARTD TYPICAL T.10 DEL 751 SEnlES L EVEL COT.' TROL w~s %
2 l
i l:
h>
! w O M d,0 i!
9.8 6
L
- 4...
- J ;
I 3
1 e. n 8 '
5 i
- 5:r ris. Ta i
gga I
IN'I.l M,,P
- 1; ' !..V 7
dq k
b~f d
NM, I' l$'e!
's' 10) i'b shE A*eto T' Pr
[s,ffteIh A.,
s, 4
2~2 l 'j 1
1 s
o I
/
(.
./ / * %
i,
/
l
(
q
.-..j
/
(
7 l
s k.
,= :. - t
- p(-
f.. -. %
/
l
/'
/
4 s
6 e
- y,
(
f.
.s i
j
. j..
'. _, s '
rv i
l i
FIG. L i
s
F HATG 1 Il0PEPABE SW HIGH EVEL SCRAM SWITGES A&B SEQUENCE OF EVENTS e
SEPTBEER 13,1974 CCFPETED ItSTALLATION OF f'MNETROL EVEL SWITCHES FDDEL 751 ON Ut!IT 1 SW PERIODICALLY CUARTERLY SURVEIU#CE TESTItE (USIts WATER)
FOUtB to PROBLDS WITH SDV EVEL SWITGES l'AY 27,1979 C0tPETED FDDIFICATION WHICH ADDED A ISI VBIT PORT FOR THE FLCAT CH/RER - UNIT Ifi PEFUEL OUTAGE l
JUf!E 13,1979 FOUND SDV HIGH LEVEL SCRAM SWITWES A AND B ItDPEPABE EURIiG SUFVE"_lRICE - Ut!IT STIt'. IN REFUEL OUTAGE IISPECTION FCUf0 - bet lT STEM At0 WEAR IMRK ON FLOAT It0lCATIfE RbEBING ON THE TANK, ALSO FETAL P/RTICES JULY 2,1979 FLOAT RODS hERE STPAIGHTENED, SWITGES REASSEMBlfD.
~
THE SWITCHES WERE SUCCESSFULLY FUNCTI0t%LLY TESTED.
HATQ 1 It0 PEP /BLE SDV HIGH LEVEL SCRAM SWITCHES A8B ACTI0fS TAKEN TC IhVESTIGATE
-- CUT OPEN #S I:3PECTED DAMAGED LEVEL SWITQES (A8B), FOUBD (A) BEI'<T STEM At0 WEAR FMRK Otl EACH FLCAT, It3)lCATItE PIBBITE Ot! T!iE CHAMBER WAIL (s) FETAL PARTICLES If1 THE FLOAT CHABEER,'
~
REVIEW BY VENDOR - EXACT CAUSE T FAILUPE t0T EETEPP.IED,
-- IllCREASED LEVEL SWIT01 SURVEILlRCE TO FUSHLY FPm QUARTEPLY,'
PADIOGP!PHED ALL UNIT 1 FLOATS - to DAMAGE FOUND,'
~
ADDED REQUIPBE!T FOR LEVEL SWITai SURVEIUACE FOLLO,llflG EA0i SCP/11 AND PRIOR TO RETURfl TO POWER OPERATION, s
_ CONCLUSIONS PE1QE).
_ EXACT CAUSE SWITCH FAILUPE CAftDT BE DETEfflINED, Y
BRUtSr!ICK 1 - C0llAPSED FLOATS (A!Ei #0 FDD BL000 #3 ERAlfl LIE SUPPORT DAPAGE EVENTSEQLBlCE OCTOBER 19,1979 0051 EACTOR SCPA4 Cfl IMIf! STEiii.IE HIGH PADIATI0fl OCTOBER 19,1979 0056 32 SCPA4 PESET - CLOSES SCPRi VALVES #0 OPENS SDV VBlT #D DRAIN V/LVES OCTOBER 19,1979 0056 +
C0ffUTER l!EhT DOWil AT TilIS TIE CCTOBER 19,1979 0057 To VARIOUS SCPR E WHILE TR(It!G TO BLEED STFMi -
4200 ALL SCP#5 WERE ESET QUICKLY CCT0EER 19,1979 4140 To REACTOR SCP#i (L0d REACTi..',l!ATER LEEL) WITH 0500 C0hTROL RODS ALREADY FULLY ItSERTED, ik:
10 % rsIo, 520'F OCTOBER 22,1979 SDV DRAIN PIPI!E SUPPORT D#%GE fortD CCT0 DER 24,1979 REACTOR CRITICAL - ETURf1 T0 f%ER OPERATION fGTlEER 5,1979 EACTOR SCRfli (LCW REACTOR WATER LEvED ik STAYED D0!'N FOR REPAIR OF SDV DRAIN PIPIfE SUPPvRTS I
+
f I
r
- -+
7
.c
_y.
e.6 w
I s,
BR0llSWICK 1 - EVENT SEOLHlCE (CONTIt,'lE) tD/EIEER 9,1979 DETEPf!IED EAT THE 3T AND DPAIN VALVE STROKE TIE WAS APPRCXIt'ATELY 5 tilt'UTES DLd TO A FAULTY AIR SOLEtDID VALVE (F009)
IDVEIBER 13,1979 2330 PM' AGED SUPPORTS PEPLACED, EACTOR CRITICAL:
SDV VB!T AfD DPAIN VALVES SHIH. THE SDV TO BE VENTED /DPAIED WHEN "VOLLIE t0T E.
DRAIED" ALARM IS ECEIVED
~
i tDVEPEER 14,1979 -
4200 SDV DPAltE, LBEm E DPAIN FDT t'0TED, tD SDIV AIXfi WAS RECEIVED 4
t0VBEER14,1979 0616 REACTOR SCPM1 (HGIH LEVEL It! SDIV) VENT AfD DRAIN VALVES REPAIRED DURIf5 THE SUBSECUENT-OUTAGE b'
BRUTSdICK 1 - COLLAPSED FLOATS (ALARM AND ROD BLOCK) NiD DPAIN LIFE SUPPORT DAF%GE j;
ACTICNS TAKEN TO IfeESTIGATE ID/SEBL 1979 - FOLL0dlilG DISCOVFR OF DRAGE
-- CLIf CPBi ND IfSPECT8 THE DN%GED LEVEL SWITCES. F0utS BBIT FLOAT STEFS NO CESHED FLOAT BALLS.
-- ClJr CPBl #0 IISPECTED THE PSaltlING FOUR LEVEL SWITCES. FOUID
[0 D FAGE.
- ItilTIATED (UEEC) NMLYSIS NO EVALUATI0tl CF POSSIBLE FLUID TP#SIENTS IFAT FAY CALSE THE OBSERVED DFAGE TO THE SDIV D?AIN PIPIT!G.
-- FOLLO.ililG SUPPORT REPLAC& bit, CCtiTINUED EVi1 CATION TO DETEPf1INE f;EED FORADDITIONAL3UPPORTS.
1
-- SCHEDULED PT INSPECTION OF ALL WELDS Of! Utili 1 SD/ DRAIN PIPIfE.
(FWt3 ALL WELDS CiG
-- IISPECTED SDV DPAltl LINES ON OTER UtllT, F0ut0 NO DMAGE.
Bf0t&!ICK 1 - COLLAPSED FLOATS (AL/Ri NO ROD BL000 #3 CPAltl LITE SUPPORT D#%GE J
/CTIONS TAl(B4 TO IfNESTIGATE o
FAY 1980 PREPARED A t'AltiTB:" ICE ItSTRUCTION TO PERFORM A PERIODIC FUNCTIOML TEST C5 TEE SDV VEh7 #D DPAIN VALVES BT2LISHED A PERIODIC FUf!CTIOML TEST FOR THE SDIV HIGl lE/EL ALARM NO iDD BLOCK SWITCHES i
CUPPB!T FUt!CTIOMLLY TESTING SDIV (BEL SWITCHES FOLLGilts EACH SCRNt BEFORE REfURN TO POER OPEPATION PE/IEWING THE SDV VEhT NO DRAIN LITE WATER HMIER
- !ALYSIS #0 WILL APPLY ANY CHNEES IN 1.0ADING TO THE EXISTII'.G HANGER DESIC4!
p i
i
i:
BRl16 WICK 1 - COLLAPSED FLOATS (ALARM #0 ROD l
BLOClO #9 DPAIN LIFE SUPPORT DAFASE 3
CONCUJSI0fS REACHED EXACT CAUSE OF COLLAPSED FLDATS #5 IW' AGED DPAIN PIE SUPPORTS HAS
~
IDT BEEN DEIEPiilfED OtE LIKELY CAUSE OF DAFAGE IS HYDRAULIC FORCE ASSOCIAED WIE DELAYED CLOSURE OF SDV VBE/ DRAIN VALVES EEPE APE SEVEPAL POTEtJIAL WAYS TO DAMAGE THE FLOATS:
OVERPPESSURE - DELAYED VBE/DPAlti VALVE ClDSURE FOUDED BY PAPID CLOSURE DURING HIGi Fp PATE C000lTI0lb' HIGHLP ACROSS THE FLCAT
- HIGH IFAfSIENT FlLU PATES WHIOi DRIVE THE FLOAT UP OR DOWN PAPIDLY i
I t-
+
1 PATG 2 C0llAPSED SCPAM SWITCH FLOATS EV9,T SE0lENCE 1980.
JEARY RX SCP#1 - LBE SWITGES WORKED OK - C&PUTER PARG RX SCP#1 - to DATA PARG 21 SDV VBK NO DPAIN VALVE AIR SOLBOID VALVE REPLACED -
SERVICE LIFE APRIL 9 FUNCTIONAL TEST OF SCP#1 SWITGES WIT 11 UATER - ALL OK FAY 11 RPS TEST - SDV VENT NO DPAlt! VALVES WOULD TOT CLOSE -
AIR S0lHDID VALVE ItSTAllED BAChilARDS PAY 15 PX SCP#1 - IEE SWITGES WORKED OK - CGPUTER FMY21 FOUf0 VB!T LITE IW%GE, WATER ON FLO0fi, C0tPUTER IGN -
~
PX SCF#1 LOT RESET FOR ~ 16.5 MIN, JtIE 2, 14 RX SCP#S - LBE SWITQES A #0 D DID IDT OPEPAlE -
JULY 11 RX SCR@l-LEVEL SWITQES A #9 D DID t0T OPEPATE JULY 26 PANUAL SCR@l TEST, DISCOVERED LBEL SWITCES A #3 D DID 10TCKPATE
HATG 2 COLLAPSED SCP#1 SWITG FLOAT 5 ACTI0fS TAKEN TO INVESTIGATE i
,5
- 01T OPB1 NO IISPECTED It0PEPABLE SWITGES
- INITIATED ItNESTIGATION Itif0 THE CAUSE - CE, A/E j
]
- Fl1CTIONAL TESTED SDIV [fVEL SWITGES
- PADIOGRAPHED FLOATS t0T VISUALLY IfEPECTED L
- ItSTAllED PRESSUPE SWIT01ES Ct! SDIV FOR AUTO SCR#1 TEST
- CHANGED PPDCEDURES - FOLLOWItE SCP#1 WILL VERIFY SdlTGES WORKED FPS 1 C&PlITER At3 WIll FUtLT10fML lEST WITH WATER PRIOR TO RESTART
- HAVE GE PERF0PNITE TESTING Ctl SWITCH ASSBELY
- C0tSIDERING IDDIFICATI0fS TO ItPPD/E SDiv DESIGN, EVEL TAP LiXATIONS 3
e I
g
e fMTCH 2 COLLAPSED SCRAM SWITCH FLOATS CONCLLSI0tS PEA 01ED i-.
EXACT CAUSE f0T DETERMIfED 4
EEST ESTlfMTE - RAPI'] PESSUPE OWE MOVED THE FLOAT UP PAPIDLY, FLDAT ROD HIT TOP, CALSED FLCAT TO COU. APSE IWTAGE APPAPENTLY RELATED TO DELAYED CLOSURE OF SD/ VSE AfD DPAIN VALVES, OTHER CAUSES WIll BE IfNESTIGATED i
N l
i i
h 4
I w
. -. - =, - -
POSSIBLE C0iSEQUENCES IF ALL IEEL SWITGES HAD FAILED
--WORST CASE POSSIBLE - BEFOPE 80-14 NO 80-17 tD M AlfilfE OF SDV SDV fills WITH WATER Ut0ETECTED f0FFAL SCP#1 CAPABILITY IS LGT OPERATOR ACTION EEDED F0ll0 wit!G SCPAM SIGl%L
-LIKELY CASES - BEFORE 80-14 #0 80-17 SDV DPAllED C0f!TINUQUSLY OR PERIODICAL 1Y ND SCRAM CAPABILITY IS fDT LOST SDV t0T DRAlfED FOR A LDS PERIOD #0 to ALAffS ARE RECEIVED, OPEPATORS SUSPECT LEVEL SWITCH PRGlBt DRAIN THE SDV NO PJNCTI0tMLLY GECK liiE LEVEL SWITGES, IEEl. SWI31 PROBLBi IS FOUND AND SCPNi CAPABILITY IS [0T U)ST,
--CURFBii - Willi 80-14 NO 80-17 SDV VENT NO DRAlfS VALVES ARE OPEN DAILY /C0ffilNUQUS SLRVEILIME EETECTS ## SIGNIFIC#iT WALER BUILDU?
CPEPATORS TAKE CORRECTIVE ACTION IF tEEDED SCRAM CAPABILITY IS NOT LOST
i LBiGE OF TIE fEEDED TO ACCLMJLATE
~
B100GH WATER TO PPEVB1T COTLETE SCP#1 TIfE tEEDED WILL CHN1GE AS PLAf!T C000lTI0fS CHANGE.' THE FOLIElING ESTIt'ATES APE PPEl.IMINARY, LEItlG BEST DATA AVAllRLE AT THIS TIE'.'
CASE (SDV DPAlti CLOSED)
BEST ESTIf%TE OF TIE NFEED BPHEWICK 1, NOVERER 14,1979
$18.8 HRS SDV WhT AfD DRAIN VALVES CLOSED, PJ( IN HEATUP BFD4S FERRY 3, ASSLIE.03 cm ifAK PATE ItE0 SDV - GE TEST VBfTS NO DRAIN CLOSED
$327 HRS PEACHBOTT0f13,CURRBif, s28 HRS
~. - - -
1 sgyggy POTEffTIAL SOURCES OF l#DRAULIC LOADIfE PROBL98 HAVE BEBf IDEffTIFIED Af!D f1ET BE RESOLVED, IfELUDIfE t-B! SDUSDIV DESIGS 9
BULLETIfi UPDATE llILL ADDRESS STAFF CGCERfS #9 PEQUIFE IffTERIM ACTI0f!
UtiTIL PROBLBB ARE RESOLVED
'l n
STAFF TASK FORCE IfNESTICATI0ft IS GE0lfE
[
t i
l i
e I
J i
4
MIG #9 Bf0fG!ICK EVENTS I
CONCERTS II. STAFF ACTI0tB 4
III. FIf0lfr6 IV. SDV DESIGil #9 f0WAL OPEPATION V. HATCH NO BRUtGIICK EVEfff SEQUBIES VI. COURSE OF IlE HATCH ND BRl1 SLICK EVE?.95 - ACTI0tB #9 CONCLUS10bS VII. POSSIBLE CONSEQUBlCES IF All IfSTRUiO!TS HAD FAILED VIII. Slit'ARY
3o
- 37. Jp -c.2:n
. hdr?b,j.e, I hshu ns,hbcG _ [ile!,es v
t, n f,.
10;15
. ;Q.*f V./ lC
_0., O prTt 'fr
'4C l
- t A l4 -.n i% + :Ga :'L,)
/
~ 3.v, _s.
g
/haJr.
Rect G)ccA
/
h 5d xls Sc.-o, (led of 2 hb8 hie
-+
^-
A c
B D
4
,. t L
oR og
..g--.J
,1.::. r,'
1 i
.I..
~
.c e.c Tim Gthr;tw*..fxl.t I
- 1 N? v.lti-o C 's' C ( v2 &
,,,I,,a.
- . {
c:
Gkg t
wdc c la.i +s
/ /, ;. ic..,
c.
2 c,,
..{
. c i-i c.. v..
I.-
. c, f i, :ne ( huic J '+.t f
T t
l' q
Ovac ol u
'I
/ :...
t
. ir r or e t. n..,
Cc'.,5ish.1 I ', x ;/j
.' z h
' ' c.
l',1 c l! lv.;.f 3
esla ~ n h s d '. & 9 c l Q A, '
- d a J in-fyuw:d1
.? /
.sr c..i
- - wx en
- l I
-5 7 T C9,
/
,y g i;..,/. c q 9 up}.-4'd p cs ')
I.3 _t'e v : n.f.j e :,
.//
-l n.u.'-
- 1
..:,e -;!~..y c.,
... :1..:, [ y.J
. !-i i:
..f i
p.
f
i
^
O e
f'
,, U ', } ' *I .ij w
I l
(, "q L
- 73..
'~ CC:n clh 1 3,
CV sp_ hyp'tx t 7:apn a f,6. n(
b.u
/i., e s,
y, y n
r,i, e S
o c 5
- .u r;x,,,,} f - j:i f.a i
i
- n. t
~
/m gi >? e.c t re.t ~ ~ -u) nd, a+k,/..,,c 1,. :..li' 11-e g,, (m
.=. u.:. g n
.s c,,,
1
... G.V. s'
...,. 5 h.r. !...>.7f.a.i. c lhisSh..g.':~.,-;t I.u.*N.!.?b.L d"'
Ye.:iiI.'? n- /k/ / o $*J )
? 0h ' knc'bc'N.2.f pprlh; ;
.1r c.c
- h l
- k k i-x,;i: i k <: th:t J'.llY hg.
'!"yt< G Il1ll
~%
- / - j, 9l
?.v2 f
,.'5.D Y
';!7/"
c l>nk' t*C.!c
- g n cy o' t-
't
%. - % {e.:b 4?.yi Si!.d c -t.l k.'Y ac: i.::. fie-d' &
'L nc{ t1 :.7!~O'**"'Y.
c is vad af.;/m
~
C/
t
'/
M S bll C.:(,u[If
$ V:
1 at
,,. < ) lj,, -
,n I-
/
l j'. )
.]*
!s,-
~
/ '/ G b.t't1.r 4,
3l h.r,G.
.? / /.'t. ti C r i q. n :; :.. i e
1) r
./
t
/-
t' L'.\\$
- W c
?.J ;<'i/y,(?.?c7? C.
.i i '. ' < <: x ',
/. I I C
/ Nrc.W~
7lc.s' li: hct n
{ l'o!/A Jtz
~~
0 c
G. t.c n
& r - h :< n,. d /
z a / e e @. J.,, [e <
-v il f.
~,'c'
\\'
- [m.
f.r.th.us n}.T.,l/
~
> 8 r rvn o~t.s.:.J.
~
ft/' /:.t c
- 1 c lt j.. <.
o I
. L.
. c.
J
. is,.
1 a
'r:c i /rc Oaq.'s.j J.'....L )
- :.. <,, n.7.ri..:/
i A
. ra.: e (;;1 -
/
)t vi
'i
$b p '.! C(
'k!/ l/'G.
Qm e
e/
I
..t.
n n
s
' t.I'Y
's $ $ *)g
(**,.
l A~Y Yle l['
't l O Yll /\\ C.
l C N' Q
~Q
~["
i f
i
/.
S.l' f. v/
~. l '. C. tw/.C e<* n/ /
/
s s
t
, ~~ /I, a.f c'.
~~~g,7
- .,0 l/C);**
t C.T 5 9 A' h~/.
h.<.: Pu
/ e ? -ll..
2 -(
C. f.: y
~.:
OI Alh.u/,1.-i--
-hi -Mj
-~..dO;.zl',:'c7.s.
s ee.m.
N,f,e-G, i..-= c /.t./('
- '~ )j -- le:
I
..,e, a i
o., a a
.~.h :,,,. cal,, 'i ic t
. M v !. p.. s (- 1,
. v..c c,
f, - (% yb c. t t:-b it S(
]y l3'-
i ' 7 ? '
"' '/=n/'%
r
)~
L y
^
a
+
.c/
/
a e
\\
~
/
c-
/-
I
_ j f' _
g YV l
j l
1 f5 e ;:s
! L.,
I o
6 l
l%
M6 bs)
~
i
'A y
3, l
i.
t i
t l
I P.'S
{ql-j, l
I
^
Lh
X X
^
SDy
. SJV
../
~....
(
~
[
T g
- t;es) ge3 hes ses; t
Ns.
U ww J/
T.V I
I I
i i
i i
P 1.
0L U
V X
t y
k g
O h
e e S3V S JV N
N._.._ )
p_
N
!k i
j
,i t
i U
iv i
i
-~
X
'O.
N b
NCh 46 b
I dp h
v T)V C.6V5L EEW,,815 (Ms720:ucW 5 (20 d
L b D C 2.2. D v v.0.5 5 l teEDSuY
(,
kEsc@H 57vAss id TtG E2$
6 Sh! WirJLt9ew buhanFr'GFWiRM bu.acd ( k s5 k t.v,L:
at.26hD'r
' LEEFR A 2,Pegass et Tust s 'coMcM Nkv6 (koMEP 2.0W?mcdtd cues rurs, saxx cuma e krgrs, ca.acDa Fwm )
x.v.ewo; uur ugt;n cti/ATCect I.
d OASota
--'o Ot LtGJ6 T n T NLIETS AEE TRS.:eur Ead!? 'r C.r,w u cd L.y 56 S. _v A.;:
2 ?g h%s Fuw
~
~
56d kCENYsbb)
(CE,bLD SMS$KENI 4.
Acr:-ta>ed T2.t E=w<.tF3 Re 3.
iks hushe Cwss E cL,aza Ti.o A s 7:s igrra.xa m ed itA't 7s Socorp in em Te a as w, L=wa n:
c'(red TI,ete (fi.em F2.x Q scws r.:p
?? ECEE SwaPAMeis ) Silu CssGL&ctT1 cR 1
igME lbi>T' Tt'f.4T~ ~l1U5 C.W SE IMGkechf5t:.6 u_%TF(
DouG
%?4, Ted Pt.o.b~s,
ign Of %'d M T
hiha d.C.
c) c J
hEGk
]cbv h 1, tut, rwucu.e aans e
03 se rt kedL vinneet ckd a sLL'Ow 4. f 5sbV e4 w svkdce m ye M % e. u t: g r7, 3
t s
s a
7
((O Ywk s%L\\J.c.<'CD LM k
A.prd mutb g=uaA
- dk (,Enr,b d,L6 s % k bsc
- N W (5 l?
e o
s f
.G M'h d
Qf u
'.a Ol a
an 4eesakua 4,r:a e s.a l'JMTthicR:2 fa.6v tt03g,wev x
f\\
v Dw LElh TLdl t:v. Luq (utoc. b 16 JA py.hix. I n T6k r d e (u w d p.- h, f., l u u m n
'unL whaty e et& si,L. L-usue.,J.
(
/
J kut C ELh* cLC?
(
r blLC ra $ O,,y a D c ourAttw bechucfaowrm D Lu2pds d(t) 21 1[h: m, Calbl uuQ, = -lus Lua u.1 0 ) re a <ne Gulv~saA 22 J
.b Y
d
~h Al MV t-o f
U
(.sJts o
% 4 ca ar[\\v.-eb
-