HomeMy WebLinkAboutExhibit FT E R RrU R L A K E U N, T Tri Z- , H Y D R � -F E; L E VIC j JUTI C M E C T
f CC
.Acct No. D ESCRIP110N
-- - ---- - ----- -- - ------------ ---
1330 LAND & LAND RIGHTS
1331 I ZUCTURES IMPRO & VE-1MIUR314T -POWER PLANT STD
1332 RESERVOIRS, DAMS & WATERWAYS 219540
33ELS , TURBINES & GENERAT 03RIS
-3 WATER WIFTLI
o it
Turbines, Govemen(,;, & Aux 21850,000
Excitation
!.2 Generators, Aux, & C
2JAI-9000
.3 Turbine & Generator Testing
100,000
333 WATER�IHEELS, TURBINES & GENERATORS - SUE TGT/-'�L -------- -- --- ------- S" 77-gulmT
3 31 ACCESSORY ELECTRICAL EQUIPMENT
.I Connections, S-upp oits & Structuras
266,840
Switchgear & Control Equip I 490,000
72%1,840
334 ACCESSORY ELECTRICAL EQUIPMENT - SUB TOT L
IT
335 MISCELLANEOUS POWER PLANT EQL 250,000
336 ACCESS ROADS
352
SUBSTATION & SWITCHING STATPION STRUCTURES & 114PROVEYMNTS
11353 SUBSTATION & SWITCHING STATION EQUIPMENT U
1354 STI 354 STEEL TOWERS & FIXTURES - SUB TOTAL
356 OV-* 356 OVERHEAD CONDOCTORS & DEVICES - SUB TOTAL
357 UN. ## UNDERGROUND coN-Dur SUB TOTAL
1 358 UNI *1 ## UNDERGROUND CONDUCTORS & DEVICES - SUB T0TA0,r, C0 i i
1390 GE1 390 GENERAL PLANT - SUB TOTAL
61 TEMPORARY CONSTRUCTION FACILITIES MOB/DEMOE 10 rfl. 0 U
6, ?2 SUPPORT CONS L 'IRUCTION EQUIPMENT 0:
------------ ------ — -----
PROJE CT SUBTOTAL (Rounded to nearest $1,000)
Including Con'tractor's Overhead fk-'-Profit)
Contingency @ 20%
1 1.39000
SUBTOTAL DIRECT COSTS (Rounded Cra ---------
04ner's Overhead @25% 2,419 �000
SUBTOTAL DI R 74 C 7- c7,,t (0)�IVNER'S OVE ,L LD
Emiterest Dining Construction @ 5% of Subtotal Direct Costs
1—�2133-7 �1)
101)'21 A,, L PR 0, Tj �M 41 CU C OL), Q3 T11 7 in o u n d e d to ra e a r e s t $. 12, 0 0 0)
BE EA-11"D DC54TERION
F1111 E UIVII NARY UON GUS I E'S I 11MIA L (20U7$)_
Includes Direct & lndirec�t (Gontractoes
FERC I
i9loof
OH 8z P) Cost
-_ I I it -_
]Un
No-.
I DESCRIPTIO
nit
Quant
AMOUNT
331
LANI &LAND
V, _NUT
POWER PLANT STRUCTURES & IMPROVEMENTS
U
-0
- - - - -------- - ---
based upon Idaho estimate
escalated to 2007$ and Increased
331.
awer Ouse
u s r_Uadre
31,141
1 Concrete Stage I
ase -1
«ra
33
.1411
31
331.1412
'
.14112
ff
I
11 Reinforcing Steel
W alls, (E. o
OrK ace
_0
3311.14122
Reinforcing Steel
LBS
2.51
0__
*331
".TW;ff
---
—
Mass
- 0 ---PFa-ce
0
MT.
413
Reinforcing Steel
2.5
33
.142
- Tf
T.
Con( )011
-Mass
331
T42ff
Form & Place
108
1400-
1512200
gb
3
3
.14212
.143concrete
Reinfo a!
Fast Wing W611
LBSI
1,620
I
2.5
4j050
gb
M
-1 431
rm & Place
Gy -1--
1900
M1.1432
Hein orcrng [eel
LBS
2.5
0
33
.144 -[--Superstructure
'13-a-M , Common Local at
Cy
L
1 Ta
0
-931.151
1
Concrete - Stage I
-C—ast
3
.1511
Columns & Walls
-331
-MReint
-CY-.
------
�dng Steel
LB
0
WT.1512
Qast Floor iore-a
orm &-Place
LLBS
.15122
Re-ilifitorcing Steel
2.5
0'
.1513
Root
e
Rern forcrng teel
Concrete - stqqe 11
SMAMFFlassM
__ ..._._.._ _ ._ _. _ ._ _ ...
_ _ _
-_ __ __ _ ....
_.... _ __ ......."
_ _ .._..._.__ _.. _...._._ _ __. _._.
.'15211
Form & Place
CY
140U
0
.:331.1521-2--
Reinfflrcrn teel
h
r
2.5
0
. ............
Mi.15221
Form a Place
Gy 1—
360U
0
331..152-22
_9_31
Reinforcing Steel
ncr-eFe rfi_61aenfaT§__*
LB5
2
0
.... . . 0�7
Roof
331.15a3-
Steeccess Hatches
EgElpment Hatches
L13.
1 '9 T
b
Uenerator Access Hatch
13.3
0
3
Interior Partitions, Floors, etc
33
Mason W all-,
ry info-rced
0
M
T M-7-
Metal Stud, Gyp wall
SF
26.2:
0
3
1
MetairsL & Urating, Galvaniz
LBS
13.3
M
_59i
Tf 55--
-.f 65T -
Doors & W inclows
r as and --RWd
19-
-
- -------
3Plumbing
331
.
Womlet e
�Iging it--f
S
977NO1
00
740
cm
cm
33
F33-1
-.f 7
Miscelaneous Architectural
ion-'Y'ard"s �^
RdF
— -------------- - -
Prep yard areaTor D3 G-STJ-&-ffr-e-w6r-'rEs�-'
T_
install & commission new GSUTBr—et,
-& -Columns
1
0
cm
111.171
.171
1 .1,
Demo & Remove Slab
Power housi-7-S7UT3fieff T6-t_a1____'--'-'-'
CY
7-0
0
198
33�1PDWER PLANT STRUCTURES &
ITEM TOTAL
1 SU44-28?_U
F_KVQIR5, DAMS & W - ERWAYS
Penstdc-Ng
.8 f
Penstocks - Sub -Rem Total
47
21 9
**1332
RESERVOIRSDA S&WATERWAY
M TOTAL
21 54U
-3m
-GBqER
w�TW
WHEELS, BINES- &
Unit 3 Cost Estimate Draft Submifted.xis, Details Devine Terbell Associates Page I oll 3
........ . ........... ... ............................... ... .....
7 E R 0 F,� 0_1 i E C 7
PFIEUVAINAKY TURSNIME ADOOTECIN
J69 LS I MA I L_(2UU7$)
Includes Direct & Indireet (Contractor's OH & P) Cost
FERC
nit
AWL No
I DESCRIPTION Quant Price
AMOUNT
33
.1
1 urbines,
Governers.. AUX
TUrn urb ,Gov S
C�
Sao-a(F..6r
3331
33,'�
.12
.13
Turbine & Gov E rection enor_Sup—ewi,;
Gen urbine & Gov Installation
ur in_es.,_G*6v_eFn6rs, ux __SU_y-Ft,e-
L_
1500001
4000
150,000
0 0-1000
br
br
000
30
3331.2
Generators,
Aux, & Excitattion
urns Generator
[FOr,fils xcitation _p-aC-Ra—p---- . .......
LS
IES
4000
I —1-OW
2-WOU
1
114009OOiT
cm
CM
M3.21
Mg
*.23
Vendor reCtion Supennsion
LS
1
1 130000
130.1000
cm
3
.24
G enerator.Commissioning
Fiff e upression
LS
1
4000
40,000
cm
cm
E -
0000
3
33
.25
-7.2-
Tn—stallation enerator
L
1
300
030 0 30
C111
nerstors, Aux, & Excitation - SUb-Item-
otal
2sl 409000
Tu-
..............
Bine r .;jeneFa-16rT6§fin9
_WT
BF - - - -----------
1
.31 Turbine & Generator 1-6§ts- SUb-nem I otal-
1001*
3330
I I----
WATER WHEEL-9-JURBINES & GEW.-- ITE OTAL__
. .
AS
_33-4--A
YE ENT—
M4-.T--
Connections, Supports & - tructures
4
.11
_L'q_on�uctors
Ga Stl T
cm
,4
334-1.21
a insulators
3'
15 KV Bus Duct to Ird
Material
_Y,
3 q.
3
121
ConFa—ctor Ins-t-allation
0,
341.122
P6w--er and Control Cables
Cable
334 1
15 I(V Ge mein
800
10
a -low
cm
334 1
15kV Terminations
A
60
519
31 914U
CM •
334.122-1--
600. V Power CtUes
0
1
noo
757,000
cm
ontrol Mbles
1
30000
MOW
Cm
M.1223
-.-1-25--
—'Groundi
e Terminations
1
- - - X
30,000
cm
33-4
MWT-3-
1�.2
Ge&
"uh uct an 'n
LS
Ru-1
1
25000 1
__M61TWU
25,000
7---T
Cm
cm
I connections', _Supports & StFuctures - au -
ern I ota
289=5
U3
Sta gv-c- SwItchgear & Control E-q-Glip-
M-4
.22
Transformers
MT22
I stn Trans, 225 kVA 13.87.
I
LS
1
1750
175,000
cm
__(
AuAllary Transformer Substa-tion)
48U V Distribution
Incl
0
CM
Pdw--er Source Transformer)
-I
4.
-334
-2Tf
Lienerator'
Aux rans
0
Generor Breaker
incl
cm
394
Protection, Scheme
U e n
inc
CM
cm
•s
urgeProt, Cubical
inc l
0
cm
Cm
33
12
Neutral Ornd CuRcal
w h boards-&
Inc
0
. ......
n (Panel, bench, etc.)
Gontrol/Prot Panelg
I'll".. _( _C puter)
.2511
75'18W-
.79740"
0252
Auyjliary Panels.& btarter Panels
1
77900
-77,900
cm
Auxiliary Power Lquip pu Panel)
m -Ar ry acks-_
ibp &R
20,7ffg
20,000
cm
__ ___..... __ _ ______._
33
.262
1 OOA gattery.(;harger
-934-
..-
24-V 1 50 AMP Hnfir R lack
E 3 at fe: �r_y_"G ffo r 9 e r
-wte-rn
0
331.;271
UPS
33 �4[28
—'Miscellaneous
200A. Alt Sol irce Switch
0
33
.29T_
I Welding Outlets
I I of Kace Level Sensor
0
4
3
-.M
Warnii
Boxes
4
Other
67100
671.1 0 cm
21
witchgear& Control ub-Itern
Total
4.
4 IA.
ESSORY ELECTRTO-AE EQUIP. - ITEM TOTAL
IOU M
F-T
GELLANEOUS POWER PLANT EQUIPMLN I
Unit 3 Cost Estimate Draft Submifted.x1s, Details Devine Tarbell Associates Page 2 of 3
ZZ 11"M
R LLJ_'_`A0KE UHPT 3 HYDROELEC" fflC PIRLOJECT
UHN 3 TUUII�R5180h,, E P DON101,M],
PKE-LOMMIARY D1=61UN GUITS I KU( ,(JVA_ L-- (ZUU7$)
Includes Direct H.. Indirecl (Contractor's OH P) Cost
F
FERC
R
X
Unit
Acet No
-DE RIPTION Quant rice
unitj
uxillary �nt
Sta io-n-1E ffibfig ��e-n_1574-001W_
6 A 0 UNT
:o:
33
335.1
33
k335
-- ----
Icy
3
.1
.19-
1
Compressed Air System
Fire protection nt
rane
Uther-Pi0ing ystems
.......
I
I Not required
Not required
required-
F4
Not required
.1
Auxiliary Equipment - Sub -item Total.
33
_G
-efieFEiI9fia-fi 6 ff *Eq- u'p—menF---
.21
1 General Station Equipment - u-rtertrtTotal
t5aq.15
��--J:g
commun Iste qui ment
I - ]Uo—mmunid sMm qu PM�inf -item ro—ta-l",
__.._ .._. _ »_
�-
_------_._.»..._...__ _._._ __....._»...-..___.»..__... »»..» _
1**1335
MISC. POWER PLANT EOUIPME—N T_- REM TOTAL
2busuuu
M—AGGESS
ROADS
1336--
_AMESS7R AY 9_-_fTEM*_T0_rAT___'
NGUANDWRIGHT
. . . .......
351
CLEARING [AND & RIGHTS -OF AY - ITEM TO AL
M2___SUBST
SWITCHING STATfMSTRUCTURFS & IMP :Nib
352--SUBST
ION&SW -CHI -8 ION_-_1TEM_ TAL
U
S RUCTURES & IMPROVEMENT S
-9'68--ITAnON-&--S
WIT'CF4rgG-STAT[OT4-E a
1
......
353
SUBSTATION & SWITCHI STATION ITEM TOTAE_
U
-YrEEE-r
E K & F IX% rURES
w- wgi
VV
U
DLVI(;F_S
356
OVERHEAD CONDUCTORS M TOTAL
U
EVICES
---ITEM
MMr
L8—UNDERGROUND
i357
[UNDERGROUND COND_WT L
CONDUCTORS
ULVICLS
-41
U-N. RGIJN=ND AL
--
DEVICES
ADS & TRAILS ITEM TML-1
U
-AL
PLAN I
390
GENERAL PLANT - IT-ENFT-0-TAL
-9-f
—z-PORARY
CONSTRUCTION ILITIES-MOB/
B
-;� f»
: f -_
. . . .
' r� or "Hifirdr-s-&-off ice
. . . . . . .
�-
--- fff
—W-61-T
.2
Heavy E pip Mob/Demob
1960:_
0
61
0-AAR-YU-0 q8 IOUT]
_ r
. ............... ...
4_R1J_CTKJWEQUFPTV[ENr-
�00'
6
U ON EQUIP---TTEM TOTAL'
-------------- - ------ - U
nearest
13 1 1 00--
.......... .
L
I_C'o_n1[rFd-e_nc,_y
. . ......... ...
.
I
ITOTAL DIRECT CONST COST IRounde.
Unit 3 Cost Estimate Draft Submitted.xis, Details Devine Tarbell Associates Page 3 of 3
A 0
SDP - Terror Lake UMt 3 Att,_6m .Emptions
Assumq@jeLoris G� ElKnownuge0
Switclaiyard / 1,4ce-tv GSCE
Reference: Drawing — "Terror Lake Switchyo.rd Cwf,-La)eral Arrangement Plan", Dwg No.
77L-57-021 (Rev 4: 12-6-85 As Inxillt Revisions-). Tk`ns drawing indica:LF(!ms space has been
aJ,Jocated for the addition of a (Unit 3) 1 5MVA Generator Step Up (GSU)
tral"Isfor--ainier ancl diocmimect switches to be located_ JIU-L, fla�,n corner of iflaie switchyard,
next to the service road, adjacent to the access gate. In addition, tyre drawing indicates
"Note 3-typical" an adequl.aft length of the 3" AL tube main bus onl t-hic., South side has
been provided for -fcntuire, B uas A Frame,�, CoLninections. No ?_,,ddjAJonq0 TD-,,us heis bee-,n) provi'ldced.
No indication as to ithie s dtaiedule or rating of the 3" AL tube bus has been provided on the
above drawing. It is as si,�i_�nni Pad-) the _3" refers to the nominal pipe size. ERectrical properties
of 3" nominal ASA Schedule 40 Aluminum Pipe CondTactors (6061-T6-40% 1ACS
,typical) is �lt 60 cycles. Ca.-ao6lla,tors located outdoors with a 24V/sec cross, fiad.
D\'T e r ran I), Iu, 01 X I d_1Rk;'_,J1,5d suurfmu�, (e = 0.55`) C_i)) - 1Phe rating of the Y"AL tubing therefore exceeds
F',-uufl by +120OAmps.
The drawing indicates no provisions havebeenprovided for oil containment for the
existing Units '_�i cand^,.), GSUs. 1.,oriovided for the -future Unit 3.
(2) options exist wi-�rh the addition of Unit 3. Option -�l is to feed the "Future 13 8kV" Ilk EM11-21
as indicated on tflde above or Option 2 to increase fine oT6 ui,_t to t�ae 138kV
Airport Substation 'Line . It is assiwrao!�,dl- addition of Unit 3 is toy m.crease the output to
the 138kV ARIport 3)- H"I ilce,.
11
The existing OCB fe,_.�,,dkng fhe 1381cV nc;t� to the Airpmrl `3ubstaidoni is assumed to have
R 1 CS U. The existing combined amperage of Uni lite, 11.
dae capacky for the addition, of the 3" _T
d
and 2 'kc�, 125.5 Amps. The addidoyL,! of the 15MVA- Uy_rAiit 3 GSU delivens, additionpdi
62.8Amps for a total of 188.3Anips at 138kV. Typically these breakers_`I'aave a frame (sL'Ze
of sufficient capacity.
a a
Nu--, on /drihpi a Mxe SysW.--Lais exists l'u, Switchyard. Mon -iip-)Crovision-ts, or
L a Swi o Switchyard Fire Systeria.
N,o provisiioi-as or consi1deration 's, extended-1 beyond- the terminals of the existing OCB
feeding tihic.,- 1,38kV to the Aii-pouil- ,3,ubstatio.Fa.
Reference:
Technical! Data- A Reference for the Electrical over Industry, Square D Company,
1964, Table 53, page 52.
FF)P - Uailt 3 Addition Ass in7u, a j; �t► in, ss. doe 11"Fqi,,c_ '1
Terror Lal!ce Mnit 3 Copt Assu-napytions
stea-ion., Service:
Reference -Drawing "_Powerhouse Con-dtdt Details & Pane'l Schedules", Dwg No. APA-
67692 MT-514-2 dated 2-/28/83. Frona notes tuqal'-en du C,
ring, fhe SRC" visit the existing Station
Service Switch ge,�ar is (1) item. It is a double ended substation that feeds the general
station loads and both units I & 2 serviep, Roads from Sub Panels PDPA and PDPB. il-71irorn
this the general loads such as station ligglating. HHVAC, crane, powerhouse drainage
pu-nnps, battery chargers, exciters, co-Lia-u-nunications a-nd then the individual machine loads
Hkt,, air corm governor 61, puunrli-ps, water pun-fiqps, etcaeur�, fed.
-u A. f--` D11PA currently shows from the above drawing: 500A of identified nameplate
3 Polebzeaker load 60A, 3 pole breaker as fature Unit 3 (+) 130A 3
pole breaker ]Load- -11rde-zabJf-ked as spares. The totallh,�,t�Rhrig 690A. 1?ane! -T,'-�'DPA is fed via (3)
1 -i
21/c 350YICM. 11 Is not indicated Cae feeders are copper (CU). Liti- -is assun.-ed the
feeders are CU which are hrat(5d for 350A at 90'C*2-.
3,1{ rPDPE- cuiTevt .y shofi
yzonr-Li- flae above di-zawing: 740A of identified nameplate
3 of e load (-nr) Z-1 0A 3 pole brctalter load uYied as spares. The total being
.l 220,&. is fed. Wa (3) 1/c 350MCM. It is not indicated that the feeders are
c(o,ppear (CTJ), R- is asts.-ulned are CU which are rated for 350A atgo'C*2.
The total available is 902A off the 750kVA Station Service transformeT,-. Olbv'o)�uWy
study was. coi n-pleted at some time otherwise these panels would be puR, Li ing about 3
over what t1iae statio) service trainsfor-m-ner is capable of producing and feede-ir Cables
would be undersized. The id.c-,--nlified "Future Unit 3" loads and spares ii-,-adflcav ahem; R'S
room for dte new U3 loads however not being aware of the load demand- of t1mz exlstiug hl
caLr-p� not be sure and, ca--n not re-;conimend just adding breakers to take the new -Uu-iculili 3 loaois,
TlAe origiYhie--,),,J load. ad s� bady foar tLl, �ice, installs-tico n, shoi Lull d bm�, obtained and rev 11 IF -oar
capacity 11-3 add Unit 3.
The existing statimm service Ls located on Stm, 'turbine filo, qmr- A new station service for T-�Inft
3 is provided as a sil--a)gle siabstation. 1i -s propos-,ed tth)ie location be near U P- T*! il'l- 3 L �i
the turbAliie� flu-)a.r.
Reference:
*2 NEC� 202, ArticRe 3 211 C), T"'a' E c
Station utter
Reference DLra,.v\j-1H-L-,g "Powerhouse Conduikr Details & Panel Schedui"es", Dwg No. APA-
67692 14-514-2 datUA 2/22.8)/83. Sub Panel! 125V DC DISC" PIN L shows from the above
drawing equal circuits for Units 11, 2 and Future 3 with the exception of (1)
Z2 --a je exciter controls of Future There are (4) 2 pole spaces
c-lh, edez -ib-
hr'--7DP - Unit 3 IWdition Estimate Assumptions.doc Page 2 1 / -1.-' 1 /2007
Mr, I
ake ;'
Lk Unit 3 Cost Assrun-j ROM
available. 1200A of identffled 2 Pole narneplate breaker load (+) 40A 2 Pole identified as
sloanems. The tot?d beln.g 12400-lis.. M. the Panel Futur e Urn t 3 breake-rs h.ave a nan-leplate
rating of 29,31A.L. '171 here is no indica.-do � vvhat cable size pa-nel 125V DC Dist P-14L is fed
by.
Notes frorn time site visit i nadlicalle t1hite, 125VDC panel is a douubRe (side by side) loceatred! Gaa.,
the t-urbine floor and is 44 civc-uit. Le. 44 - 2 Pole breakers with no extra spaces. The
above drawing however indicates- 44 — 2 PoRe breakers with 4 — 2 Pole spaces. The
nai-nieplate on the existing badica-tes 125VDC, HI OOA. 2 Wi-re. rating. The A 200A of
identified breaker nameplattp,, Yating rair exceed the raing of the panel IOOA
rating.
T-''--Iie origua�,--,-J DC hload 1prelfille st-um"di), fol-Ti, h-hi shou---IZ,,'-J bi(,�,, obuta�in,��,--d andrevl(,�Yved
f-or the capac�'It-y wa,(cj'Idt �uhnia"L'- 3.
A nee;v' DC Paaraip,,'11 -111s) UZU"- 73, — 1125)VDC, 200A., 2VAre to be
general viwli'.-�L'] iY af. zdaji 6� 'sting pane'.11.. 111. 25 V DC Dist P14-L.
Station Batt2,-�rj\,7 L La E iill -
Notes from the site visit indicatte zhi-(5 existing 125VDC battery bank consists of 92 cells.
The existing battery chargers have ain ontj�uft of -TI, 20-25VDC.
For a 125VDC system with limits of 105 — 140V DIC eqund assuming the batUrezies being
Nicke,I-Cadmium (Ni d) ,-ind 2"aa assumed value of rn-Li-Lurniman voltage per cell of
L 11, zI1U-VJDC, 92 cells is ap�gprqj!?riate*3. It needs to be confirmed theJERFAeries ar(c-,, HiCei-L
r".
W i)i1sn-liffrIcient data AurjniLyp)erd-hours (Ah) can not be calculated co) c jL
Reverence:
*3 ' Handbook of Electric Power Calculations, H. Wayne Beaty, Sectiono 18, Page 18.20.
Ewer R e n c Y Gen , o- ic nq, to rf
1.1
Reference Draw'irLp-gr "ER-nergency Diesel Load She&H.ng", Dvfg 149,. APA-61"793 B-
504, sheet R61 dated 5/ 1 8,Y04. The exisij!'ng 3Ij'-!arIerge-n,,c.y Gewarator has a- RmLaiaqplete rating
of 1 50kW, 187k"VA, ,S")pt 'if his provirdIts 225A @ 48OV.
' be above dr,,-),-, vvving the vent and ,cater loads are shutdown on energization.
Reference Notes I & 2 ouL the above ch-awing. Sheets 1.35 aud'IL36 could not be located L"-O)
verify their purpose referpnced on this drawing. Brea-1ctcis 52A and B in the Seirvice
is not v,,dju'ch of the
Station Switchgear are also monitored. It
- TI-Iq
FDP - Unit 3 Addlolwlh Pave 11IR --IL/2007
t�l
Terror Lal,�:e Unit 3 Cost Assuirnpfimiuc;
-lie orig*'nad Load Shcd study should be
service loads are shed and/or I 'n wl --iW L sequence. T
reviewed.
HARZA had suggested upig-rcad
haig the e gen-set- t® 40011OVI from the existing 150k,'V,,V- there
now. The upgrade was never undertaken. Due to incomplete data, (the load shed study) I
can not confirnn cr��Mla-er is adequate however the 400OW, generator would provide 48 1A vs/
the 225A availabric,) novvv- The original. load shea*stutdysbuiaudd be reviewed.
"- 0
Based on the unluiowirts iff RE ihe genset be upgraded to 400k-W.
Ground S ta
The grimjin&ng study and nn--�)at 0-fir g--r--L:1 is -�aa pLier'-ce was fini-ic fl-o�r the installation in. 1983.
It shou-Rcll cchecked to, ensurr,:� naVftiing him changed prior tio, !) --n-stallation of Unit 3.
No consideration at this timieo
-
giro-u-nd st-ualy aalibr 1--nodifications to c1he
grounding mat.
Station Li. la .
The Lighting load change (addit° of -a s) would br,7-,- -vhluimfirrai�,--fll and no consideration is given at -
this
Plant HVAC:
The Plant HVAC load change (add-.ifion,�,7,) wo-Lufld be ininimal and no consideration is
given, al this time.
upn'lt 31) 171'zlcultal',Fion schejlnlcs-o
Protection for U�ailt 3,i��uffll requdre a joroteciion study to determine the reiay- settings. The
Settings on Unit I 8-L 2 were &Aermined and set most likely from the original study. The
11 original study incoi�poratfl fng CrF any changes ma -de to Units I & 2 should be reviewed. No
consideration is given at dink', 611ne for os,- tion relay estudy.
UnIi- 3 Feeder Cables /13.810/ Duct Bank:
Drawings 'Toweftaouse Conduit & Tray Details", Dwg No. APA-6793 M-514-
I dated 3131/82. and 6'PowerhouselS, L 107.5 Conduit & Tray", Dwg No. APA-6793 M-
51.2 Dated ' 2/28/83. The sequence of connection is as follows: the generator feeder cables
exit the generator terminal box and are fed to the generator breaker. From there they run
the length of the pow(t5r house to the 113.8kV Duct Batik located in Terminal Compartment
FDP - Unit 3 Addition Estimate Assumptions.doc Page 4 ILI / 111/2007
`error error 1,.alce Unit 3 Cost Assunariji-)tions
wailt., E-Prorn Conwartmeent MIB th'e c.- go into
M I B located on tie -North Powerh aWes nt p
the switchyard to Compare ntient M2B.
API-i-6793 ;/ii 2 indlicates space has bee ra allocated for the new 13. G1kV Unut 3 generator
sables fi-ii the powerhouse bluid does not qua-lify if ffictine, is ado -equate ft-ay and conduit
provided to carry this new cable as ii-,-,ii o. size or tyke is i nncUcaled. Additionally A PA, -6793
M-51.4-1 indicates in the 13.8k-V T(,�.xniinal Compartment Mil tha-L (3) sets of (2)
con -du -its -"For a total of (6) are there. It is assumed that (2) of the (6) shown are for the
future U3 cables to the switchya-rd even though they are not marked as flift",re
The distance from M I B to M2B or from the po �verhouse to thf., sv,,f, I tctriyard Terriu,'nal box
is unknown and fibutta5r ft'- is unknown if access to the 13.8kV dl-ac;t is available or
I ar' R
xr. ei ,!1fj ng /dig ging A �s, i red for a cable p n 111
Due to the unknowns, drica, I 3.8kV cable from E,,�awoidaouse Compait-ment MR aR to the
switchyard Compartment M2 is not cony i cu'lrzare, olt a tdniil � t� raao,
I,'-7-,DP - Ualii- 3 A, ddli-ion Estimate I" -a gc,,�, 5, 11 R R / 2 0 0 7