HomeMy WebLinkAbout3029-38MAIN SWITCHBOARD NOTES:
A. SERIES RATED SYSTEM:
1. THE ENTIRE MAIN SWITCHBOARD AND ELECTRICAL PANEL SYSTEM SHALL BE UL LISTED
FOR SERIES RATING OF 12,400A RMS SYMM WHEN USED WITH DOWN STREAM SERIES
RATED CIRCUIT BREAKERS AND, OR DEVICES.
2. THE SHORT CIRCUIT CURRENT RATING OF EACH PANEL SHALL BE EQUAL TO THE
LOWEST INTERRUPTING RATING OF ANY DEVICE INSTALLED BUT NOT MORE THAN THE MAIN
RATING AT THE SYSTEM VOLTAGE. ADDITIONAL OR REPLACEMENT DEVICES SHALL BE OF
SAME MANUFACTURER, TYPE DESIGNATION AND AN EQUAL OR GREATER INTERRUPTING
CAPACITY.
3. PROVIDE RED ENGRAVED PLATE WITH WHITE LETTERS: "SWITCHBOARD IS SERIES RATED.
REPLACEMENT DEVICES SHALL BE OF SAME MANUFACTURER, TYPE DESIGNATION AND AN
EQUAL OR GREATER INTERRUPTING CAPACITY."
B. COPPER BUSSING SHALL BE 1000A/SQ. INCH FOR 100% RATING. ALUMINUM BUSSING
SHALL BE 750A/SQ. INCH FOR 100% RATING.
C. ALL SECTIONS OF SWITCHBOARD (HORIZONTAL AND VERTICAL) TO BE FULLY BUSSED
FOR FUTURE ADDITIONS.
D. SWITCHBOARD IS FREE STANDING OUTDOOR UNIT. BOLT TO CONCRETE SLAB WITH
1/2" a PHILLIPS RED HEAD WEDGE ANCHORS 4" EMBEDMENT. CAT. NO. WS -1252 (4)
BOLTS PER UNIT (2 AT EACH END).
E. CONTRACTOR SHALL SEND SWITCHBOARD SHOP DRAWING TO POWER CO.
REPRESENTATIVE FOR APPROVAL BY POWER CO. AND CONFIRMATION THAT SWITCH GEAR
COMPLIES WITH POWER CO. REGULATIONS.
F. ALL DIMENSIONS OF SWITCH GEAR ARE BASED ON RSE-SIERRA (714/529-3471).
CONTRACTOR IS RESPONSIBLE FOR ANY SUBSTITUTION OF EQUIPMENT WITH GREATER
DIMENSIONS THAN MANUFACTURED BY RSE-SIERRA AND FOR ALLOWED SPACE AND CODE
CLEARANCES.
G. THE LANDING LUGS IN THE UNDERGROUND PULL SECTION, SIZED PER MAIN SWITCH, AND
SERVICE SECTION CONNECTED LOAD. DISCONNECT LINKS FROM LANDING LUGS. THE
UNDERGROUND PULL SECTION TO EACH SERVICE SECTION BUS PER UTILITY COMPANY
SERVICE GUIDE (U.C.S.G.).
H. CONTACTORS AND/OR RELAYS TO MOUNT IN SEPARATE SECTIONS WITH HINGED
(LOCKABLE) DOORS. TIME CLOCKS AND/OR ANY TOGGLE OR PUSH BUTTON ON-OFF
DEVICES TO BE MOUNTED IN SEPARATE BARRIERED SECTION WITH HINGED LOCKABLE DOOR
AND TO HAVE NO LIVE CONTACTS OR BUSSING EXPOSED TO OPERATOR. (COMPLY WITH
CAL -OSHA TITLE 8, ELECTRICAL CODE 2320.1 AND 2320.2.
I. OUTDOOR SWITCH GEAR TO HAVE HINGED PAD LOCKABLE DOORS AND PAD LOCK COVER
WITH DOOR HANDLE HARDWARE AT METER SECTION CAPABLE OF TWO PAD LOCKS.
J. OUTDOOR SWITCHBOARD FINISH SHALL BE 1000 HOUR SALT SPRAY RATED,
POWDER COAT URETHANE OVER GALVANIZED STEEL. THE BOTTOM BASE OF
SWITCHBOARD SHALL BE A 1" HIGH STAINLESS STEEL WITH SAME PAINT COVER.
APPROX 20 FT.
6" 6"
METER UGPS I METER
48"
(OUTDOORS) A
(PLAN VIEW) N.T.S.
SPECIAL NOTES
A. ALL PANEL SCHEDULES TO MATCH EXACT FIELD
INSTALLATION (AS -BUILT) CONDITIONS. PROVIDE "CORRECT"
PANEL SCHEDULE INSIDE PANEL WITH CORRECT CIRCUITS,
ELECTRICAL LOADS AND FEEDER SIZE AND WIRE TYPE TO PANEL.
(ie: NO. 3/0 COPPER, THHN).
B. ALL PLUG-IN OUTLET DEVICES WITH GROUND OUTLET SHALL
HAVE GROUND CONNECTION AT TOP OF DEVICE + 15"
TO CENTER TO TOP OUTLET.
C. CONTRACTOR SHALL NOT INSTALL MORE WIRES IN A
CONDUIT THAN SHOWN ON PLANS. NUMBER OF WIRES IN A
CONDUIT ARE BASED ON DERATING VALUES IN NATIONAL
ELECTRICAL CODE. IF CONTRACTOR ELIMINATES VARIOUS
CONDUITS SHOWN ON PLANS AND INSTALLS ADDITIONAL WIRES
IN A CONDUIT, WITHOUT PRIOR APPROVAL, THE WIRING WILL BE
CORRECTED AT CONTRACTOR COST.
D. ALL OVERCURRENT PROTECTION DEVICES (CIRCUIT
BREAKERS, SWITCHES) SHALL BE U.L. LISTED FOR 75' C.
TERMINATIONS. ALL WIRE RATING AMPACITIES BASED ON 75' C.
(THHN/THWN) COPPER. NO ALUMINUM WIRE ALLOWED.
E. ALL BRANCH CIRCUIT JUNCTION BOXES TO COMPLY WITH THE
NEC 370-16(a) FOR SIZE RELATED TO NUMBER OF
WIRES INSIDE THE JUNCTION BOX.
STVY DUTY
AINLESS STEEL
HINGE
1108 MIN I
3 PART LATCH VAULT I
TYPE DOOR HANDLE
10 GAUGE rN
GALVANIZED STEEL
SECURITY COVER
3/8" DIAMETER
SHACKLE PADLOCK
OEM 31"
DOOR HANDLE SECURITY COVER
'MS' Door Handle
.T
E
N.S.
ELECTRICAL
SWITCHBOARD
3" MIN. THREE SIDES
48" IN FRONT
F MAIN SWITCHBOARD 'MSMUSCO
480/277V, 30, 4W, 800A AND 200A CONTACTOR
OUTDOOR, NEMA 3R CABINETS
12.400 A.I.C.
00 20' (APPROX.) 236"
00 32" 36" 32" 20" �' 32" 32
DPB DPA
SECTION SECTION
M M
200A 800A HB
3P 3P
E 200A BUS UGPS 800A BUS
60A 60A 40A 400A 400A
3P 3P 1000A 3P 3P 3P
RATED
HA
4 #500
' C7 MCM 30" CLEAR 30" CLEAR
T OPENING OPENING
`%
DATE 01-14-02
MUSCO R.E.C.
X
C1
CONCRETE VAULT BOX SCHEDULE
CABINETS (2)
PANELS
G [G�
Z
�Tz
'HA' AND 'HB'
MISCO
CONTROL
;:
'MS' LOAD
C1
CABINETS
�' "'> CONCRETE PAD
Z
PANEL HA
= 244A
60A/3P
21
METER
PANEL HB
BLDG NO.1
= 328A
= 57A
DISCONNECT
B
NO.1
BLD'G NO.2
= 48A
PER E-3
SIDEWALK
15HP PUMP
= 21A
00
TOTAL
= 593A
H
15 HP, (21 FLA)
W
CA
BOLT DOWN CONCRETE
-I30,
METER
BLDG N0.1=
57A
I-
IRRIGATION PUMP
SEE PLAN
N0.2
Main
Switchboard
(PLAN VIEW) N.T.S.
SPECIAL NOTES
A. ALL PANEL SCHEDULES TO MATCH EXACT FIELD
INSTALLATION (AS -BUILT) CONDITIONS. PROVIDE "CORRECT"
PANEL SCHEDULE INSIDE PANEL WITH CORRECT CIRCUITS,
ELECTRICAL LOADS AND FEEDER SIZE AND WIRE TYPE TO PANEL.
(ie: NO. 3/0 COPPER, THHN).
B. ALL PLUG-IN OUTLET DEVICES WITH GROUND OUTLET SHALL
HAVE GROUND CONNECTION AT TOP OF DEVICE + 15"
TO CENTER TO TOP OUTLET.
C. CONTRACTOR SHALL NOT INSTALL MORE WIRES IN A
CONDUIT THAN SHOWN ON PLANS. NUMBER OF WIRES IN A
CONDUIT ARE BASED ON DERATING VALUES IN NATIONAL
ELECTRICAL CODE. IF CONTRACTOR ELIMINATES VARIOUS
CONDUITS SHOWN ON PLANS AND INSTALLS ADDITIONAL WIRES
IN A CONDUIT, WITHOUT PRIOR APPROVAL, THE WIRING WILL BE
CORRECTED AT CONTRACTOR COST.
D. ALL OVERCURRENT PROTECTION DEVICES (CIRCUIT
BREAKERS, SWITCHES) SHALL BE U.L. LISTED FOR 75' C.
TERMINATIONS. ALL WIRE RATING AMPACITIES BASED ON 75' C.
(THHN/THWN) COPPER. NO ALUMINUM WIRE ALLOWED.
E. ALL BRANCH CIRCUIT JUNCTION BOXES TO COMPLY WITH THE
NEC 370-16(a) FOR SIZE RELATED TO NUMBER OF
WIRES INSIDE THE JUNCTION BOX.
STVY DUTY
AINLESS STEEL
HINGE
1108 MIN I
3 PART LATCH VAULT I
TYPE DOOR HANDLE
10 GAUGE rN
GALVANIZED STEEL
SECURITY COVER
3/8" DIAMETER
SHACKLE PADLOCK
OEM 31"
DOOR HANDLE SECURITY COVER
'MS' Door Handle
.T
E
N.S.
ELECTRICAL
SWITCHBOARD
3" MIN. THREE SIDES
48" IN FRONT
F MAIN SWITCHBOARD 'MSMUSCO
480/277V, 30, 4W, 800A AND 200A CONTACTOR
OUTDOOR, NEMA 3R CABINETS
12.400 A.I.C.
00 20' (APPROX.) 236"
00 32" 36" 32" 20" �' 32" 32
DPB DPA
SECTION SECTION
M M
200A 800A HB
3P 3P
E 200A BUS UGPS 800A BUS
60A 60A 40A 400A 400A
3P 3P 1000A 3P 3P 3P
RATED
HA
4 #500
' C7 MCM 30" CLEAR 30" CLEAR
T OPENING OPENING
18
#4 x )o 18" O.C.
6" CONCRETE SLAB
WITH #4 0 18" O.C. E.W.
F IN ISH 3•`•
GRADE , • EQ
• — 11— — _ 1—I E
11 1=11 III=1 I hI I I=III—III-1 I hI I I—I 1
$, 1 /2" 0 PHI LL IPS RED HEAD WEDGE
ANCHORS 4" EMBEDMENT. CAT. NO.
WS -1252 (4) BOLTS PER UNIT, 2
EACH END.
'MS' Pad Detail
;MlllN.T.S. D
72" x 94" PAD
FOR SURFACE MOUNTED TRANSFORMER
(30 - 75 THRU 500 kVA)
(SNATCH AND FUSE) SERE CONDUITS
PRIMARY CONDUITS MUST BE IN THIS
MUST BE IN SECTION (MAX. 4)
THIS SECTION AS FAR TO THE RIGHT
AS POSSOLE.
C 72"
UN PRIM
STRUT
2) • tr
BARE
Irt
T- GROUND
6.
1 14"
2r-• r
DOOR SIDE
OF TRANSFORMER 22"
SIDE OR BACK OF PAD
TO BE MINIMUM 3' FROM ge Ir CLEARANCE REQUIRED IN
ADJACENT BUILDING SURFACE FRONT OF TRANSFORMER
MAY BE 2' IF BUILDING FOR OPERATION.
SURFACE IS NONCOMBUSTIBLE.
PLAN
FINISH
GRADE
I 6-
cOc4 o0nd o✓�d°o0cd o✓s �1a
ELEV. ° BARB _ PLACE PAD ON
6"
I GROUND of 3/4- CRU94M
ROCK
FLOOR OF h'-- S' MIN. WIRE A
TRENCH
'5/8" x e' b1O MIN. B.C. GROUND WIRE
COPpERCLAD STEEL SECURE TO RODS 9
GROUND REQUIRED
APPROVED
Ftp GROUND CLAMPS
*GROUNDING MATERIALS FURNISHED
REF. ESR 254 AND INSTALLED BY CONTRACTOR.
US 170 RISER BENDS
UGS 500 VERIFY WITH SCE
UGS 504 PADMOUNT REQ. EXACT TYPE AND
USG 701 GROUND RODS INSTALLATION REQUIRES
USG 703
6' x 8' SCE Pads
N.T.S.
LIGHTING CIRCUITS
PER SHT. E-1
1 #3/0
BONDING JUMPER 1 #3/0
SECOND GROUND WELL
IF REQUIRED, PER 1996
NEC, ARTICAL 250-84
32" 20"
30" CLEAR
OPENING
ANTENNA
�y0 �
90" HIGH
MUSCO R.E.C.
CABINETS
1
r
E
I -
i
2
I
I PROVIDE
I NAME PLATE
"120V CONTROL
CIRCUITS FROM
PANEL 'LA'
II
II
ITWD
lz�120V CIRCUITS
i
FROM PANEL 'LA'
(PER NOTE19 E-1)
SEE NOTE
—` 28 E-1
One Line Diagram
N.T.S.
- SERVICE DISCONNECT (IF NEUTRAL BUS IS
INSULATED FROM ENCLOSURE INSTALL A
BONDING JUMPER OR SCREW, NEC 250-79)
3/4"C. 1 #2 CU. TO COLD WATER
SWITCHBOARD PIPE (NEC 250-81), IF WITH -IN FIVE
GROUND BUS FEET)
1 "C. 1 #3/0 CU. GROUND
CHRISTY F8 GROUND ROD
BOX WITH LID 8-1/4-D X
zi _ 11-3/4"
r FINISHED GRADE
IIIGROUND CLAMP WIRE
. TO GROUND ROD
I—III III -- III I I I—) I I 8" DIAMETER CLAY SOIL
III ( II
' I III -1 I I I I.I I I I I I�i I I-1 I I-1 I III -I 11- PIPE FILL WITH
CRUSHED ROCK AND
TEST GROUNDS SYSTEM TO COPPER SULPHATE
COMPLY WITH NEC 250-83 6'
AND 250-84 00 MIN. 5/8" DIAMETER X 10'-0"
BOND ALL SECTIONS OF PANEL LONG COPPER
GO9-DRIVEN MIND GROUND ROD
Driven Ground Deatil B
AT MAIN SWITCHBOARD 'MS' N.T.S.
l
DATE 01-14-02
D
X
C1
CONCRETE VAULT BOX SCHEDULE
(110
I•
G [G�
Z
�Tz
0"-.4
00
3-4" C.O.
(1) = NO. 1 19" X 12" (14" X 8" I.D.) X 12" DEEP - BROOKS NO.
'MS' LOAD
C1
12
TO SCE PAD _
Z
PANEL HA
= 244A
60A/3P
21
METER
PANEL HB
BLDG NO.1
= 328A
= 57A
DISCONNECT
B
NO.1
BLD'G NO.2
= 48A
PER E-3
13
-
15HP PUMP
= 21A
00
TOTAL
= 593A
H
15 HP, (21 FLA)
W
CA
BOLT DOWN CONCRETE
-I30,
METER
BLDG N0.1=
57A
I-
IRRIGATION PUMP
SEE PLAN
N0.2
BLDG N0.2
= 48A
O
I I
NOTE E-1 TYPICAL
TOTAL
= 105A
i
I
TOTAL
= 698A
480-120/208V, 30, 4W
I I
I I 25 KVA, DRY TYPE TRANSFORMER
"SIGNAL" OR "ELECTRICAL"
BROOKS NO. 38 PBC
BUILDING --I
(150C RISE)
NO. 1
I I 1 j1/0 GROUND (EACH BLDG)
I
1 1/2" C. 4 # 1
� A I
LA
I I
i
I LB
l•- BUILDING
(2X) = NO. 2X 22" X 35" (17" X 30" I,D.) X 24" DEEP WITH BOTTOM
•,,,". ., , •.•
i I
I I NO. 2
I I
L -----J
I I
L -----I
18
#4 x )o 18" O.C.
6" CONCRETE SLAB
WITH #4 0 18" O.C. E.W.
F IN ISH 3•`•
GRADE , • EQ
• — 11— — _ 1—I E
11 1=11 III=1 I hI I I=III—III-1 I hI I I—I 1
$, 1 /2" 0 PHI LL IPS RED HEAD WEDGE
ANCHORS 4" EMBEDMENT. CAT. NO.
WS -1252 (4) BOLTS PER UNIT, 2
EACH END.
'MS' Pad Detail
;MlllN.T.S. D
72" x 94" PAD
FOR SURFACE MOUNTED TRANSFORMER
(30 - 75 THRU 500 kVA)
(SNATCH AND FUSE) SERE CONDUITS
PRIMARY CONDUITS MUST BE IN THIS
MUST BE IN SECTION (MAX. 4)
THIS SECTION AS FAR TO THE RIGHT
AS POSSOLE.
C 72"
UN PRIM
STRUT
2) • tr
BARE
Irt
T- GROUND
6.
1 14"
2r-• r
DOOR SIDE
OF TRANSFORMER 22"
SIDE OR BACK OF PAD
TO BE MINIMUM 3' FROM ge Ir CLEARANCE REQUIRED IN
ADJACENT BUILDING SURFACE FRONT OF TRANSFORMER
MAY BE 2' IF BUILDING FOR OPERATION.
SURFACE IS NONCOMBUSTIBLE.
PLAN
FINISH
GRADE
I 6-
cOc4 o0nd o✓�d°o0cd o✓s �1a
ELEV. ° BARB _ PLACE PAD ON
6"
I GROUND of 3/4- CRU94M
ROCK
FLOOR OF h'-- S' MIN. WIRE A
TRENCH
'5/8" x e' b1O MIN. B.C. GROUND WIRE
COPpERCLAD STEEL SECURE TO RODS 9
GROUND REQUIRED
APPROVED
Ftp GROUND CLAMPS
*GROUNDING MATERIALS FURNISHED
REF. ESR 254 AND INSTALLED BY CONTRACTOR.
US 170 RISER BENDS
UGS 500 VERIFY WITH SCE
UGS 504 PADMOUNT REQ. EXACT TYPE AND
USG 701 GROUND RODS INSTALLATION REQUIRES
USG 703
6' x 8' SCE Pads
N.T.S.
LIGHTING CIRCUITS
PER SHT. E-1
1 #3/0
BONDING JUMPER 1 #3/0
SECOND GROUND WELL
IF REQUIRED, PER 1996
NEC, ARTICAL 250-84
32" 20"
30" CLEAR
OPENING
ANTENNA
�y0 �
90" HIGH
MUSCO R.E.C.
CABINETS
1
r
E
I -
i
2
I
I PROVIDE
I NAME PLATE
"120V CONTROL
CIRCUITS FROM
PANEL 'LA'
II
II
ITWD
lz�120V CIRCUITS
i
FROM PANEL 'LA'
(PER NOTE19 E-1)
SEE NOTE
—` 28 E-1
One Line Diagram
N.T.S.
- SERVICE DISCONNECT (IF NEUTRAL BUS IS
INSULATED FROM ENCLOSURE INSTALL A
BONDING JUMPER OR SCREW, NEC 250-79)
3/4"C. 1 #2 CU. TO COLD WATER
SWITCHBOARD PIPE (NEC 250-81), IF WITH -IN FIVE
GROUND BUS FEET)
1 "C. 1 #3/0 CU. GROUND
CHRISTY F8 GROUND ROD
BOX WITH LID 8-1/4-D X
zi _ 11-3/4"
r FINISHED GRADE
IIIGROUND CLAMP WIRE
. TO GROUND ROD
I—III III -- III I I I—) I I 8" DIAMETER CLAY SOIL
III ( II
' I III -1 I I I I.I I I I I I�i I I-1 I I-1 I III -I 11- PIPE FILL WITH
CRUSHED ROCK AND
TEST GROUNDS SYSTEM TO COPPER SULPHATE
COMPLY WITH NEC 250-83 6'
AND 250-84 00 MIN. 5/8" DIAMETER X 10'-0"
BOND ALL SECTIONS OF PANEL LONG COPPER
GO9-DRIVEN MIND GROUND ROD
Driven Ground Deatil B
AT MAIN SWITCHBOARD 'MS' N.T.S.
00 REEDCORP ENGINEERM
CONSULTING ELECTRICAL ENGINEERS
2061 Business Center Drive, Suite 110
Irvine, CA 92612
i' (949) 752-1278 FAX: (949) 752-1287
o E-MAIL : ee0reedcorp.net
I I T IE I Nh A P It S
Landscape Architecture
and Planning
19762 Mac Arthur Blvd., Ste.130
Irvine, CA 92612
Richard Polhamus. License CA—#2782
(949) 644-9370 (949) 476-1432 FAX
FN0. REVISION
t R.GC.CR•D DR�11►►1NJb
►� 15-1 o3 ML* �jl
E
l
DATE 01-14-02
'14B 01-017
X
C1
CONCRETE VAULT BOX SCHEDULE
(110
I•
U
Z
�Tz
0"-.4
00
CONCRETE MOW STRIP
(1) = NO. 1 19" X 12" (14" X 8" I.D.) X 12" DEEP - BROOKS NO.
C1
00
Z
•Q
3
U
��
(4-W ALL ROUND X 2"D) *
1 PB.
W
tZ.
r-1
a
UN
W
(1 X) = NO. 1 X PULLBOX NO. 1 WITH EXTENSION (24" DEEP) - BROOKS
00
OP
-.4
z
W
CA
BOLT DOWN CONCRETE
NO. 36 PBC
H
O
O
LID WITH ENGRAVED WORD
(2) = NO. 2 18" X 28" (12 1/2" X 22" I.D.) X 12" DEEP -
"SIGNAL" OR "ELECTRICAL"
BROOKS NO. 38 PBC
(2X) = NO. 2X 22" X 35" (17" X 30" I,D.) X 24" DEEP WITH BOTTOM
•,,,". ., , •.•
O
O
- BROOKS NO. G6PB.
'
DETAIL. NOTES:
TOP OF BOX TO BE FLUSH
3X = N0. 3X 32" X 44 24" X 36" I.D. X 24" DEEP - BROOKS NO.
( ) ( )
GROUND ELECTRooE SHALL BE TERMINATED
IN A DRY LOCATION IF RE -BAR IS USED.
O1
1 #3/o cu. 1- RGs EMBEDDED IN CONCRETE FOUNDATION MATH MINIMUM 2- ALL
WITH FIN. GRADE
100 FHH.
20 FT. OR MORE No. 3/0 BARE COPPER
CONDUCTOR BELOW THE VAPOR BARRIER
O2
AROUND PER ARTICLE 250.81 (c). SEE LIFER GROUND DETAIL.
THE REBAR MAY ONLY EXTEND OUT OF SLAB IN A DRY LOCATION. THE REBAR MUST
(4X) = NO. 4X 32" X 44" (24" X 36" I.D.) X 47" DEEP WITH BOTTOM
APPROX. 3" ABOVE FOOTING BASE
EXTEND OUT OF SLAB AT LEAST SIX INCHES AND No MORE THAN 18 INCHES AND
FINISH GRADE
- BROOKS NO. 100 DAH.
(N.E.C. 250-&30)1.\THE
POINT OF CONNECTION OF THE GROUNDING ELECTRODE CONDUCTOR IS ENCASED
•,
IN CONCRETE. EXCEPTION: WHA THE CONNECTION OF THE GROUNDING ELECTRODE
W.P. SPLICE CONNECTOR
(5X) = NO. 5X 38" X 60" (30" X 42" I.D.) X 48" DEEP WITH BOTTOM
CONDUCTOR IS ENCASED IN CONCRETE.
BROOKS NO. 200 FPB.
O
CONNECTION TO ELECTRODE. CONNECT GROUNDING CONDUCTOR TO GROUNDING
ELECTRODE WITH LISTED GROUND CLAMP. SEE N.E.C. 250-115.•:
;:. ' . •':.• :•'t•.. ' ;
':
ALL WITH BOLT DOWN CONCRETE LID OR "TL" (STEEL TRAFFIC LID) WHERE SHOWN
EXTERIOR CONCRETE FOUNDATION
O4
1 #6 CU. -3/4" RGS TO MAIN TELEPHONE BACKBOARD._
• .. '
-_
PULL THROUGH
ADJUSTED ENGRAVED "ELECTRICAL". TRAFFIC LIDS FOR BOXES NO. 3 AND 4 SHALL
SERVICE DISCONNECT
�5
INCE CONNECTION TO COLD WATER PIPING WITH -IN THE FIRST FIVE FEET OF THE
x.;
-I I (
','• I I I
BE TWO SECTION. TRAFFIC LID FOR BOX NO. 5 SHALL BE TWO SECTION WITH
IF NELnRAL BUS ISINSULATED
WATER PIPE ENTRANCE TO THE BUILDING.
BOND TOGETHER IF METAL CONDUIT
COVER HOLD ASSEMBLY.
FRO THE
_
:: • r
L
OR (NALL A J9)
N
I� 1=
REINFORCED CONCETE BOX WITH
ALL BOXES TO SET IN 12" COMPACTED GRAVEL BASE WIDTH X LENGTH OF BOX.
GROUND MIN.
GENERAL NOTE& -'.r
_
=I I :
' ' I
CONCRETE EXTENSION AS REQUIRED
SPLICES:
' .
GROUNDING ELECTRODE CONDUCTOR. N.E.C.
1
TERMINATECONDUCTOR MUST TERME AT NEAREST STRUCTURAL
STEEL OR WATER PIPE (NEC 250-26 (C)
:. ,
III-
COPPER CONDUCTOR SPLICES AND TAPS OF #8AWG AND SMALLER SHALL BE MADE
250-91(a) FOR MATERIAL, 250-92 FOR
INSTALLATION. _
20 FT. (ai M) OR MORE of 1/2- DIAMETER REINFORCING STEEL. OR #4 BARE
-
- f' '
` a �
WITH WATERPROOF WIRE NUT CONNECTORS. KING SAFETY PRODUCTS #621, #622
>
COPPER WIRE (OR LARGER). SEE 250-81 (c . WHERE SPLICES ARE NECESSARY
4 4444,
°
4
°
° 4
3/4" PVC (FOR DRAINAGE)
OR #623. WHICH ARE THREE SIZES (OR EQUAL) THESE WIRE NUTS ARE U.L. LISTED
TO OBTAIN THE REWIRED 20 FEET , THEY MUST BE MADE SO THAT
THE TWO BARS OVERLAP BY NO LESS THAN 15 INCHES AND ARE SECURED BY
�° 4 4
°
q 44
4° 444
FOR 'WET' LOCATIONS AND CONTAIN A SEALANT PASTE.
SLEEVES.
HOLES. 2
APPROVED SYSTEM GROUND CLAMPS SHALL
BE ACCESSIBLE (N.E.C. 250-80).
AT LEAST TWO STEEL TIE MIRES. REINFORCING RODS THAT ARE COATED WITH A
NONCONDUCTIVE MATERIAL ARE NOT ACCEPTABLE AS AN ELECTRODE.
°°
4 d° 4 4
4 %° 4 ° a 4
° 44 a° d 4 a° 4 4
2" MIN
�C 4
BOND TO INTERIOR METALLIC
THE TOTAL RESISTANCE MEASURED BETWEEN THE MAIN SERVICE GROUND Bus
<
4 dQ4°44 °444°
° ° 4 , n .4 4 n , 4 4 .4 d
SEE PER SITE PLAN
COPPER CONDUCTOR SPLICES OF #6AWG AND LARGER SHALL BE MADE WITH
"SERVIT
COLD WATER AND GAS PIPING
ANO THE EARTH SHALL NOT EXCEED 25 OHMS UNDER DRY GROUND CONDITIONS.
SLURRY
SPLIT -BOLT CONNECTORS SUCH AS BURNDY (OR EQUAL) WITH DOUBLE
1 SYSTEMS (N.E.C. 250-80)
13/o
SEE ELECTRICAL SPECIFICATIONS FOR "GROUND TESTS".
BOTTOM UD "FLOOR"
6" GRAVEL SUMP
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Landscape Architecture
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19762 Mac Arthur Blvd., Ste.130
Irvine, CA 92612
Richard Polhamus. License CA—#2782
(949) 644-9370 (949) 476-1432 FAX
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