Attachment_B_-_TRWRP_MCC_Replacement_Bid_Set_Submittal_Drawings.pdf

WEST BASIN MUNICIPAL WATER DISTRICT ENGINEERING DIVISION

TORRANCE, CALIFORNIA

TORRANCE REFINERY WATER RECLAMATION

PLANT (TRWRP) 93MCC2 REPLACEMENT

HAZEN NO.: 20011-015

DECEMBER 2025

LOCATION MAP

NOT TO SCALE

BID SET

HAZEN AND SAWYER

7700 IRVINE CENTER DRIVE, SUITE 200

IRVINE, CALIFORNIA 92618

PROJECT

LOCATION

INDEX OF DRAWINGS

DRAWING NUMBER DRAWING TITLE

GENERAL

G01 COVER SHEET

ELECTRICAL

E01 ELECTRICAL LEGEND, SYMBOLS, AND NOTES

E02 ELECTRICAL OVERALL SITE PLAN

E03 ELECTRICAL DEMOLITION PLAN

E04 ELECTRICAL DEMOLITION SINGE LINE DIAGRAM

E05 ELECTRICAL SITE PLAN

E06 ELECTRICAL SINGLE LINE DIAGRAM

E07 ELECTRICAL STANDARD DETAILS AND RISER DIAGRAMS

WIRING

ELEMENTARY CONTROL SCHEMATICS SINGLE-LINE DIAGRAMS

MISC PLAN VIEW SYMBOLS

DUCTBANK SECTION CUT IDENTIFIER:

DBXX DENOTES DUCTBANK ID

EXX DENOTES DRAWING NUMBER

WHERE SECTION CUT IS LOCATED

EQUIPMENT CONNECTION

CONDUIT HOME RUN

CONDUIT EXPOSED

CONCRETE ENCASED CONDUIT

CONDUIT CONCEALED

3-POSITION SELECTOR SWITCH:

HOA DENOTES HAND/OFF/AUTO

LOR DENOTES LOCAL/OFF/REMOTE

FOR DENOTES FORWARD/OFF/REVERSE

PUSHBUTTON SWITCHES:

LEFT: N.O.

RIGHT: N.C.

TEXT DENOTES LEGEND PLATE

EMERGENCY STOP MUSHROOM HEAD PUSHBUTTON SWITCH (N.C.):

TEXT DENOTES LEGEND PLATE

PUSHBUTTON SWITCH N.C. WITH LOCK-OUT:

TEXT DENOTES LEGEND PLATE

INDICATOR LIGHT:

LEFT: STANDARD/RIGHT: PUSH-TO-TEST

X DENOTES COLOR

RUN TIME METER

MECHANICAL INTERLOCK CONNECTION

TRANSFORMER

MOTOR AND TYPICAL ADDITIONAL DEVICES:

TSH: TEMPERATURE SWITCH

MSH: MOTOR SPACE HEATER

CF: COOLING FAN

TE: TEMPERATURE ELEMENT

ME: MOISTURE DETECTOR

FUSE

LOW-VOLTAGE POWER CIRCUIT BREAKER:

LEFT: FIXED-MOUNT

RIGHT: DRAWOUT

E.O. DENOTES ELECTRICALLY OPERATED

LSIG DENOTES INSTALLED TRIP FUNCTIONS:

L DENOTES LONG-TIME

S DENOTES SHORT-TIME

I DENOTES INSTANTANEOUS

G DENOTES GROUND FAULT

Z DENOTES ZONE-SELECTIVE INTERLOCKING

CTR DENOTES BREAKER-SPECIFIC CT AND RATIOS

GROUND

CT:

NUMBERS DENOTE CT WINDING RATIO AND CT QUANTITY

LEFT: FVNR STARTER:

X DENOTES NEMA SIZE

DP DENOTES DEFINITE PURPOSE CONTACTOR

RIGHT: FVR STARTER

EXX

DBXX

CONDUIT TAGS:

P DENOTES POWER

C DENOTES CONTROL

I DENOTES INSTRUMENTATION

XXXX DENOTES CONDUIT ID

XXX-XXX DENOTES CONDUIT ID

INSTRUMENT TAG:

X DENOTES INSTRUMENT TYPE

# DENOTES INSTRUMENT NUMBER

SEE DRAWING I1 FOR INSTRUMENT ABBREVIATIONS

X

DUCTBANK TAG:

X DENOTES DUCTBANK ID

SOLENOID VALVE

CONTROL POWER TRANSFORMER

MOTOR SPACE HEATER

SELECTOR SWITCH:

LEFT: STANDARD

RIGHT: SPRING-RETURN

TEXT DENOTES LEGEND PLATE

50:5 (1)

GFCT:

NUMBERS DENOTE GFCT WINDING RATIO AND GFCT QUANTITY

MOTOR CIRCUIT PROTECTOR

GROUND RODS:

LEFT: BURIED

RIGHT: IN TESTWELL

LEFT: CONDUIT RISE (TURN UP)

RIGHT: CONDUIT DROP (TURN DOWN)

MOTOR PROTECTION RELAY

NORC NOFC NCRO NCFO

TEMPERATURE

SWITCHES/

THERMOSTATS

PRESSURE

SWITCHES

LEVEL

SWITCHES

FLOW

SWITCHES

NOTC NOTO NCTO NCTC

TIME

DELAY

SWITCHES

NO NC

DISCONNECT

SWITCHES

NOTATION LEGEND:

NO/NC: NORMALLY OPEN/CLOSED

RO/RC: RISE-TO-OPEN/CLOSE

FO/FC: FALL-TO-OPEN/CLOSE

TO/TC: TIME-OPEN/CLOSE

CONTACTS:

TEXT DENOTES COIL ID

SWITCHES:

TEXT DENOTES TAG NUMBER

X

LIMIT

SWITCHES

TORQUE

SWITCH

CONTACTS

SOLID-STATE OVERLOAD RELAY

TSH MSH CF

TE ME

CABLE TRAY TAG:

X DENOTES CABLE TRAY ID

Y DENOTES SCHEDULE REFERENCE

X Y

AF

AT

HP RPM

DISCONNECT SWITCH

100A 3P

100A

FUSED DISCONNECT SWITCH

FUSED DISCONNECT SWITCH

MCP

30A

100A

X

DB

X

TRAY

X

Y

A

MCP

X

A

MCP

M

F R

X

LOW-VOLTAGE MOLDED CASE CIRCUIT BREAKER

LEFT: THERMAL-MAGNETIC TRIP UNIT

RIGHT: ELECTRONIC TRIP UNIT

X

NS

LS LS

TS TS

PS PSPS PS

LS LSLS LS

FS FSFS FS

TD TDTD TD

G

PTT

G

ETM

SV

MPR

MSH

CPT 480/120VAC

XFMR

kVA 480-120/208V

3P/4W

DRY TRANS

30A 3P

30A 3P

30A 3P

30A 3P

800AF

800AP

800AT

LSIGZ

CTR

N.C.

800AF

800AP

800AT

LSIGZ

CTR

N.C.

ETU

800AF

800AP

800AT

LSIG

600:5 (3)

START STOP

E-STOP

STOP - L.O.

ON OFF

H AO

XOO

OOX

P-XXXX

P-XXX-XXX

ON OFF

COIL:

X DENOTES TYPE:

M DENOTES MOTOR STARTER

CR DENOTES CONTROL RELAY

TD DENOTES TIME DELAY RELAY

TR DENOTES TIMER RANGE

TS DENOTES TIMER SETPOINT

PR DENOTES INTERPOSING PILOT RELAY

LC DENOTES LIGHTING CONTACTOR

Y DENOTES REFERENCE LINE NUMBER

EQUIPMENT/DEVICE LOCATION SYMBOLS

LOCATED AT PANEL:

X DENOTES PANEL ID:

L DENOTES LOCAL CONTROL STATION

LOCATED IN FIELD

LOCATED IN STAND-ALONE MOTOR STARTER/CONTROLLER

LOCATED IN MCC

X

XX

YYY

TR TS

THERMAL OVERLOAD RELAY

OL

SSOL

20011-015

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REVISIONS

NO. DATE BY

SHEET OF

PR. NO.

DATEDATE

DATE

DATE

DESIGN

DRAWN

CHECK

DIG ALERT:

DIAL TOLL FREE

1-800-227-2600

AT LEAST TWO WORKING DAYS

BEFORE YOU DIG

UNDERGROUND SERVICE ALERT OF SOUTHERN CA.

ELECTRICAL ENGINEER P. E.

WEST BASIN MUNICIPAL WATER DISTRICT

ENGINEERING DIVISION

SPECIAL NOTE:

PRECISE LOCATION OF EXISTING UNDERGROUND

UTILITIES TO BE VERIFIED

BY THE CONTRACTOR IN THE FIELD PRIOR TO

CONSTRUCTION.

DRAWING NO.

HAZEN AND SAWYER

800 W 6th STREET, SUITE 400

LOS ANGELES, CA 90017

DEC 202512/2025

12/2025 12/2025

JY

ABBREVIATIONS

AE ANALYSIS ELEMENT

AIC AMPERE INTERRUPTING CAPACITY

AIT ANALYSIS INDICATING TRANSMITTER

ANSI AMERICAN NATIONAL STANDARDS INSTITUTE

ASCE AMERICAN SOCIETY OF CIVIL ENGINEERS

ASME AMERICAN SOCIETY OF MECHANICAL ENGINEERS

AF AMPERE FRAME

AT AMPERE TRIP

ATS AUTOMATIC TRANSFER SWITCH

BC BYPASS CONTACTOR

BKR BREAKER

(L/V)CP (LOCAL/VENDOR) CONTROL PANEL

CEC CALIFORNIA ELECTRICAL CODE

CPB CONTROL PULL BOX

CPT CONTROL POWER TRANSFORMER

CT CURRENT TRANSFORMER

DB DUCTBANK

DSW DISCONNECT SWITCH

EF EXHAUST FAN

EHH ELECTRIC HAND HOLE

EMH ELECTRIC MANHOLE

EO ELECTRICALLY OPERATED

ETM ELAPSED TIME METER

ETU ELECTRONIC TRIP UNIT

FACP FIRE ALARM CONTROL PANEL

FS FLOW SWITCH

FSL FLOW SWITCH LOW

FVNR FULL VOLTAGE NON-REVERSING

FVR FULL VOLTAGE REVERSING

GFCI GROUND FAULT CIRCUIT INTERRUPTER

GRD GROUND

HOA HAND-OFF-AUTO

IC INPUT CONTACTOR

IEEE INSTITUTE OF ELECTRICAL AND ELECTRONICS ENGINEERS

ISO INTERNATIONAL ORGANIZATION FOR STANDARDIZATION

JB JUNCTION BOX

LCS LOCAL CONTROL STATION

LP LIGHTING PANEL

LS LEVEL SWITCH

LSL LEVEL SWITCH LOW

LSLL LEVEL SWITCH LOW-LOW

LSH LEVEL SWITCH HIGH

LSHH LEVEL SWITCH HIGH-HIGH

LT LEVEL TRANSMITTER

MFR MULTI-FUNCTION RELAY

MH MANHOLE

MOV MOTOR OPERATED VALVE

MPR MOTOR PROTECTION RELAY

MTS MANUAL TRANSFER SWITCH

MWTS MOTOR WINDING TEMPERATURE SWITCH

NC NORMALLY CLOSED

NEC NATIONAL ELECTRICAL CODE

NEMA NATIONAL ELECTRICAL MANUFACTURERS ASSN

NFPA NATIONAL FIRE PROTECTION ASSOCIATION

NO NORMALLY OPEN

NTS NOT TO SCALE

OC OUTPUT CONTACTOR

OL OVERLOAD

PB PULLBOX

PC PHOTOCELL

PCC POINT OF COMMON COUPLING

PE PRESSURE ELEMENT

PIT PRESSURE INDICATING TRANSMITTER

PLC PROGRAMMABLE LOGIC CONTROLLER

PP POWER PANEL

PT POTENTIAL TRANSFORMER

PTT PUSH TO TEST

RCS REMOTE CONTROL STATION

RECP RECEPTACLE

RIO REMOTE I/O

RM ROOM

RTD RESISTANCE THERMAL DEVICE

RTU REMOTE TELEMETRY UNIT

RVSS REDUCED VOLTAGE SOLID STATE

S.E. SERVICE ENTRANCE

SP. C. SPARE CONDUIT

SPD SURGE PROTECTIVE DEVICE

SS STAINLESS STEEL

TB TEST BLOCK

TSH TWISTED SHIELDED

TX TRANSFORMER

TYP TYPICAL

UPS UNINTERRUPTIBLE POWER SUPPLY

VFD VARIABLE FREQUENCY DRIVE

WPCR WEATHER PROOF CORROSION RESISTANT

WT WALK THROUGH

XFMR TRANSFORMER

NOTES

1. THE CONTRACTOR SHALL OBTAIN ALL NECESSARY

PERMITS, INSPECTIONS AND APPROVALS AND TO

INCLUDE ALL FEES AS PART OF HIS BID IF NOT

OTHERWISE NOTED.

2. THE CONTRACTOR SHALL COORDINATE THEIR WORK

WITH THE ENGINEER, OWNER, AND OWNER'S

CONTRACT OPERATORS.

3. THE CONTRACTOR SHALL, BEFORE SUBMITTING THEIR

BID, VISIT THE SITE OF THE PROJECT AND BECOME

FAMILIAR WITH THE EXISTING CONDITIONS. NO

ALLOWANCE WILL BE MADE FOR EXISTING

CONDITIONS OR FAILURE OF THE CONTRACTOR TO

OBSERVE THEM.

4. ALL EQUIPMENT AND MATERIAL SHALL BE UNUSED

AND U.L. LISTED. ALL REFERENCES TO A PARTICULAR

MANUFACTURER ARE GIVEN ON AN "APPROVED

EQUAL" BASIS.

5. ALL EQUIPMENT FURNISHED AND INSTALLED BY THE

CONTRACTOR SHALL BE GUARANTEED AGAINST

DEFECTS IN MATERIAL AND WORKMANSHIP FOR A

PERIOD AS DESCRIBED IN THE AGREEMENT.

6. THE DRAWINGS ARE NOT INTENDED TO SHOW THE

EXACT LOCATION OF CONDUIT RUNS. THESE ARE TO

BE COORDINATED WITH THE OTHER TRADES SO THAT

CONFLICTS ARE AVOIDED PRIOR TO INSTALLATIONS.

7. ALL LOCATIONS OF EQUIPMENT, PANELS ETC. ARE

SHOWN FOR ILLUSTRATION PURPOSES. CONTRACTOR

SHALL VERIFY AND COORDINATE EXACT LOCATION

AND SIZE WITH ALL SUBCONTRACTORS AND

EQUIPMENT SUPPLIERS PRIOR TO ANY INSTALLATION

AND THEN INSTALL AS SUCH WITH CORRESPONDING

CONDUIT STUB-UPS.

8. NOT ALL CONDUITS SHOWN ON ONE-LINE DIAGRAMS

ARE SHOWN ON BUILDING LAYOUTS. CONTRACTOR

SHALL SUPPLY ALL CONDUITS AND CABLES AS SHOWN

ON ONE-LINE DIAGRAMS.

9. EXPOSED RUNS OF CONDUITS SHALL BE INSTALLED

WITH RUNS PARALLEL OR PERPENDICULAR TO WALLS,

STRUCTURAL MEMBERS OR INTERSECTIONS OF

VERTICAL PLANES AND CEILINGS, WITH RIGHT ANGLE

TURNS CONSISTING OF SYMMETRICAL BENDS OR PULL

BOXES AS INDICATED ON THE DRAWINGS. BENDS AND

OFFSETS SHALL BE AVOIDED WHERE POSSIBLE.

10. INSTRUMENTATION IS LOW VOLTAGE SIGNALS SUCH

AS 4-20MA, TELEPHONE COMMUNICATION, FIRE ALARM

COMMUNICATION. POWER CONDUIT SHALL ONLY

CROSS INSTRUMENTATION CONDUIT

PERPENDICULARLY AT RIGHT ANGLES WITH 6"

SEPARATION.

11. CONDUCTOR PULLING TENSIONS SHALL NOT EXCEED

MANUFACTURER'S RECOMMENDATION. CONTRACTOR

SHALL INSTALL PULL BOXES TO MEET

MANUFACTURER'S REQUIREMENTS.

12. MINIMUM PARALLEL DISTANCE ALLOWED BETWEEN

POWER CONDUITS AND INSTRUMENTATION CONDUITS

SHALL BE:

VOLTAGE DISTANCE

4160V 3 FT

480V 2 FT

120V 1 FT

13. THE CONTRACTOR SHALL BE RESPONSIBLE FOR ALL

CONDUIT AND WIRING INSTALLATION FOR ALL VENDOR

PROVIDED EQUIPMENT (PACKAGE SYSTEMS). IF THE

SHOP DRAWINGS DIFFER FROM THE DESIGNED

FACILITIES, THE CONTRACTOR SHALL REDESIGN THE

FACILITIES AND SUBMIT THE REVISED DESIGN FOR THE

ENGINEER'S APPROVAL ALONG WITH THE SHOP

DRAWINGS. THERE SHALL BE NO ADDITIONAL COST TO

THE OWNER FOR THE REDESIGN NOR FOR ANY

ADDITIONAL CONDUITS AND WIRING. DURING

SUBMITTAL THE CONTRACTOR SHALL VERIFY ALL

SUPPLIED BREAKER SIZES FOR ALL PACKAGED

SYSTEMS SUCH AS HVAC, EXHAUST FANS, MIXERS,

CHEMICAL PUMPS ETC. AND MODIFY ALL BREAKERS IN

MCC'S AND PANELBOARDS ACCORDINGLY WITHOUT

ANY ADDITIONAL COST TO THE OWNER.

14. GROUNDING SHALL BE INSTALLED IN ACCORDANCE

WITH CEC AND NEC ARTICLE 250. THE GROUNDING

SYSTEM TEST SHALL NOT EXCEED A 48 HOUR SPAN

DRY RESISTANCE OF 10 OHMS. ADDITIONAL

GROUNDING TO MEET THIS REQUIREMENT SHALL BE

INSTALLED AT NO EXTRA COST. GROUNDING AND

BONDING CONNECTIONS SHALL NOT BE PAINTED. ALL

GROUNDING CONNECTIONS SHALL BE EXOTHERMIC

UNLESS SPECIFICALLY INDICATED OTHERWISE.

15. AN EQUIPMENT GROUND WIRE SIZED PER CEC SHALL

BE PULLED IN ALL ELECTRICAL CONDUITS, POWER

AND CONTROL, WHETHER OR NOT INDICATED ON THE

PLANS. CONNECT GROUNDING OF ALL INSTRUMENT IN

THE FIELD TO THE NEAREST GROUNDING GRID. IF

THERE IS NO GROUNDING GRID NEAR THE

INSTRUMENT, DRIVE A NEW GROUND ROD INTO THE

GROUND AND CONNECT TO THE INSTRUMENT.

16. A SEPARATE EQUIPMENT GROUNDING CONDUCTOR

SHALL BE PROVIDED FOR EACH CIRCUIT (SEPARATE

CONDUCTOR IN THE CONDUIT). THE CONDUCTOR

SHALL BE TERMINATED AT THE PROPER DEVICE,

TERMINAL, OR LUG AT THE POWER SOURCE (MCC

GROUND BUS, PANELBOARD GROUND BUS, ETC.).

GROUND CONDUCTOR SIZE SHALL BE PER THE LATEST

EDITION OF THE NEC.

E01

LEGEND, SYMBOLS, AND NOTES

ELECTRICAL

JY

AT

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NOTES, CONT'D.

18. ALL ENCLOSURES, TERMINATION JUNCTION BOXES,

WIREWAY, PULL BOXES ETC. SHALL CONTAIN A

GROUNDING BUS. CONNECT ALL RACEWAY BONDS TO

THIS BUS VIA GROUNDING BUSHING AND EXTEND

BONDING JUMPER FROM THIS BUS TO THE

ENCLOSURE.

19. PRIMARY BUILDING GROUNDING SHALL BE AN

EMBEDDED GRID OF MINIMUM #4/0 BARE TINNED

COPPER (BTC) AWG WIRE INSTALLED IN THE

FOUNDATION AND AROUND THE BUILDING PERIMETER

TO FORM A COMPLETE LOOP. BOND #4/0 BARE TINNED

COPPER (BTC) AWG WIRE WITH MAJOR ELECTRICAL

EQUIPMENT SUCH AS MAIN, ATS, SWITCHBOARD,

TRANSFORMERS TO THE PRIMARY BUILDING

GROUNDING LOOP. SECONDARY GROUND

CONNECTIONS TO ALL OTHER METAL EQUIPMENT,

HAND RAILS, STRUCTURAL STEEL, CONCRETE PADS,

REBAR ETC. SHALL HAVE A MINIMUM #4 BTC

STRANDED COPPER CONDUCTOR BONDED USING

APPROVED LUGS OR EXOTHERMIC CONNECTIONS. ALL

EQUIPMENT GROUNDING CONDUCTORS PENETRATING

CONCRETE SLABS OR FINISHED GRADE SHALL HAVE A

72" CONDUCTOR PIGTAIL AT EACH LOCATION FOR

CONNECTION TO EQUIPMENT.

20. PROVIDE CONDUIT DUCT SEAL AT ALL CONDUIT ENDS.

21. ALL SPARE CONDUITS SHALL BE SEALED WITH A CAP

AT BOTH ENDS AND A PULL STRING INSTALLED WITH

IDENTIFICATION ON BOTH ENDS.

22. FLEXIBLE CONDUITS SHALL BE USED TO TERMINATE

ALL MOTORS AND OTHER VIBRATING EQUIPMENT AND

SHALL BE BETWEEN 18" AND 3' IN LENGTH.

23. ALL MATERIAL IN DESIGNATED CORROSIVE AREAS

SHALL BE NEMA 4X STAINLESS STEEL OR

NON-METALLIC.

24. ALL REFERENCES TO SS OR STAINLESS STEEL SHALL

BE 316 STAINLESS STEEL.

25. BOND ALL NEW CONCRETE ENCASED GROUND

CONDUCTORS TO EXISTING GROUND CONDUCTORS IN

ALL MANHOLES, PULL BOXES, CABLE TRAYS, AND

SIMILAR LOCATIONS WHERE APPLICABLE.

26. UNLESS OTHERWISE SPECIFIED OR NOTED, ALL WALL

MOUNTED ELECTRICAL PANELS, ENCLOSURES, AND

SIMILAR EQUIPMENT SHALL BE MOUNTED 6'-6" (MAX)

FROM THE TOP OF THE PANEL TO FINISHED FLOOR OR

GRADE.

27. UNLESS OTHERWISE NOTED, ALL LIGHTING SWITCHES,

CONTROL SWITCHES, AND SIMILAR EQUIPMENT SHALL

BE MOUNTED WITH THEIR CENTERLINE

APPROXIMATELY 4'-0" ABOVE FINISHED FLOOR, SLAB,

OR GRADE.

SURGE PROTECTIVE DEVICESPD

XXXkA

12-5-2025

HHC9

HHC7

H H

P3

H H

P4

HHC5

HHP5

HHC8

H H

P1

HHC1

HHC4

TRANSITION

H H

C

HHC3

HHP2

FRONT

FRONT

FRONT

20011-015

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REVISIONS

NO. DATE BY

SHEET OF

PR. NO.

DATEDATE

DATE

DATE

DESIGN

DRAWN

CHECK

DIG ALERT:

DIAL TOLL FREE

1-800-227-2600

AT LEAST TWO WORKING DAYS

BEFORE YOU DIG

UNDERGROUND SERVICE ALERT OF SOUTHERN CA.

ELECTRICAL ENGINEER P. E.

WEST BASIN MUNICIPAL WATER DISTRICT

ENGINEERING DIVISION

SPECIAL NOTE:

PRECISE LOCATION OF EXISTING UNDERGROUND

UTILITIES TO BE VERIFIED

BY THE CONTRACTOR IN THE FIELD PRIOR TO

CONSTRUCTION.

DRAWING NO.

HAZEN AND SAWYER

800 W 6th STREET, SUITE 400

LOS ANGELES, CA 90017

DEC 202512/2025

12/2025 12/2025

JY

E02

OVERALL SITE PLAN

ELECTRICAL

JY

AT

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ELECTRICAL OVERALL SITE PLAN

SCALE: 1" = 20'

ELECTRICAL SITE PLAN

SEE DRAWING E03 AND E05

20011-015

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REVISIONS

NO. DATE BY

SHEET OF

PR. NO.

DATEDATE

DATE

DATE

DESIGN

DRAWN

CHECK

DIG ALERT:

DIAL TOLL FREE

1-800-227-2600

AT LEAST TWO WORKING DAYS

BEFORE YOU DIG

UNDERGROUND SERVICE ALERT OF SOUTHERN CA.

ELECTRICAL ENGINEER P. E.

WEST BASIN MUNICIPAL WATER DISTRICT

ENGINEERING DIVISION

SPECIAL NOTE:

PRECISE LOCATION OF EXISTING UNDERGROUND

UTILITIES TO BE VERIFIED

BY THE CONTRACTOR IN THE FIELD PRIOR TO

CONSTRUCTION.

DRAWING NO.

HAZEN AND SAWYER

800 W 6th STREET, SUITE 400

LOS ANGELES, CA 90017

DEC 202512/2025

12/2025 12/2025

JY

NOTES:

1. EXISTING MOTOR CONTROL CENTER 93MCC2 "91MCC2" SHALL

BE REMOVED AND NEW MOTOR CONTROL CENTER 93MCC2

SHALL BE INSTALLED. SEE DRAWING E05 FOR LOCATION OF

NEW MOTOR CONTROL CENTER.

2. REFERENCE SPECIFICATIONS FOR CONSTRUCTION

SEQUENCING REQUIREMENTS.

3. THE CONTRACTOR SHALL COORDINATE REMOVAL OF

EXISTING MOTOR CONTROL CENTER 93MCC2 "91MCC2" WITH

WEST BASIN OPERATIONS AND STAFF. CONTRACTOR SHALL

FOLLOW PROPER PROCEDURES, SEQUENCING OF WORK AND

SHUTDOWN REQUIREMENTS AS DESCRIBED BY THE PROJECT

DRAWINGS AND SPECIFICATIONS TO ALLOW DISCONNECTION

OF ALL EXISTING POWER AND CONTROL WIRE ASSOCIATED

WITH EXISTING MOTOR CONTROL CENTER 93MCC2 "91MCC2".

4. PRIOR TO PERFORMING A SHUTDOWN THE CONTRACTOR

SHALL COORDINATE WITH THE OWNER ON DURATION OF

POWER SHUTDOWNS AND PROVIDE THE NECESSARY

TEMPORARY POWER AS REQUIRED.

5. EXISTING CONDUITS SHALL BE PROTECTED AND PREPARED

FOR REUSE DURING THE REMOVAL OF EQUIPMENT.

6. EXISTING POWER AND CONTROL CABLES ASSOCIATED WITH

THE EQUIPMENT TO BE DEMOLISHED SHALL BE

DE-TERMINATED AND BE PROTECTED AND PREPARED FOR

REUSE. THE REUSE OF POWER AND CONTROL CABLES SHALL

FOLLOW APPROVED METHODS DESCRIBED IN THE PROJECT

SPECIFICATIONS.

7. ALL EXISTING CABLES TO BE REUSED SHALL BE TESTED PER

ELECTRICAL CABLE TESTING REQUIREMENTS IN THE

PROJECT SPECIFICATION PRIOR TO RE-ENERGIZING.

EXISTING CABLES THAT FAIL TO MEET TESTING

REQUIREMENTS SHALL BE REPLACED.

8. FOR EXISTING CABLES IDENTIFIED FOR REUSE BY THE

PROJECT DRAWINGS, THE CONTRACTOR SHALL IDENTIFY THE

ORIGIN AND DESTINATION OF EACH EXISTING CABLE DURING

DEMOLITION IN ORDER TO PROPERLY RECONNECT TO

EQUIPMENT.

9. EXISTING CONTROL PANEL ACP-93 "PLC 93" IS LOCATED

INSIDE TRAILER.

SECTION

DEMOLITION

A

93 SB1 (EXISTING)93MCC1 (EXISTING)

93MCC2 "91MCC2" (EXISTING)

M-9355-01 (EXISTING)

M-9236-06 (EXISTING)

M-9326-02 (EXISTING)

M-9326-01 (EXISTING)

P-9364-02 (EXISTING)

P-9346-02 (EXISTING) P-9341-03 (EXISTING)

HIGH SERVICE PUMP 3

MOTOR STARTER (EXISTING)

E03

DEMOLITION PLAN

ELECTRICAL

JY

AT

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ELECTRICAL DEMOLITION PLAN

SCALE: 1/8" = 1'

WASH WATER

SURGE BASIN

TRAILER

HIGH SERVICE &

BWS PUMP STATION

RESERVOIR

BIOFOR UNITS

CO2 TANK

A

THIS DWG.

VFD-P-9341-02 (EXISTING)

AFD-P-9341-01 (EXISTING)

SEE NOTE 9

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REVISIONS

NO. DATE BY

SHEET OF

PR. NO.

DATEDATE

DATE

DATE

DESIGN

DRAWN

CHECK

DIG ALERT:

DIAL TOLL FREE

1-800-227-2600

AT LEAST TWO WORKING DAYS

BEFORE YOU DIG

UNDERGROUND SERVICE ALERT OF SOUTHERN CA.

ELECTRICAL ENGINEER P. E.

WEST BASIN MUNICIPAL WATER DISTRICT

ENGINEERING DIVISION

SPECIAL NOTE:

PRECISE LOCATION OF EXISTING UNDERGROUND

UTILITIES TO BE VERIFIED

BY THE CONTRACTOR IN THE FIELD PRIOR TO

CONSTRUCTION.

DRAWING NO.

HAZEN AND SAWYER

800 W 6th STREET, SUITE 400

LOS ANGELES, CA 90017

DEC 202512/2025

12/2025 12/2025

JY

NOTES:

1. EXISTING MOTOR CONTROL CENTER 93MCC2 "91MCC2"

SHALL BE REMOVED AND NEW MOTOR CONTROL

CENTER 93MCC2 SHALL BE INSTALLED. SEE DRAWING

E05 FOR LOCATION OF NEW MOTOR CONTROL

CENTER.

2. REFERENCE SPECIFICATIONS FOR CONSTRUCTION

SEQUENCING REQUIREMENTS.

3. THE CONTRACTOR SHALL COORDINATE REMOVAL OF

EXISTING MOTOR CONTROL CENTER 93MCC2 "91MCC2"

WITH WEST BASIN OPERATIONS AND STAFF.

CONTRACTOR SHALL FOLLOW PROPER PROCEDURES,

SEQUENCING OF WORK AND SHUTDOWN

REQUIREMENTS AS DESCRIBED BY THE PROJECT

DRAWINGS AND SPECIFICATIONS TO ALLOW

DISCONNECTION OF ALL EXISTING POWER AND

CONTROL WIRE ASSOCIATED WITH EXISTING MOTOR

CONTROL CENTER 93MCC2 "91MCC2".

4. THE CONTRACTOR SHALL COORDINATE WITH THE

OWNER ON DURATION OF POWER SHUTDOWNS AND

PROVIDE THE NECESSARY TEMPORARY POWER AS

REQUIRED.

5. EXISTING CONDUITS SHALL BE PROTECTED AND

PREPARED FOR REUSE DURING THE REMOVAL OF

EQUIPMENT.

6. EXISTING POWER AND CONTROL CABLES IDENTIFIED

FOR REUSE SHALL BE DE-TERMINATED AND BE

PROTECTED. THE REUSE OF POWER AND CONTROL

CABLES SHALL FOLLOW APPROVED METHODS

DESCRIBED IN THE PROJECT SPECIFICATIONS.

7. ALL EXISTING CABLES TO BE REUSED SHALL BE

TESTED PER ELECTRICAL CABLE TESTING

REQUIREMENTS IN THE PROJECT SPECIFICATION

PRIOR TO RE-ENERGIZING. EXISTING CABLES THAT

FAIL TO MEET TESTING REQUIREMENTS SHALL BE

REPLACED.

8. FOR EXISTING CABLES IDENTIFIED FOR REUSE BY THE

PROJECT DRAWINGS, THE CONTRACTOR SHALL

IDENTIFY THE ORIGIN AND DESTINATION OF EACH

EXISTING CABLE DURING DEMOLITION IN ORDER TO

PROPERLY RECONNECT TO EQUIPMENT.

9. EXISTING CONDUITS ASSOCIATED WITH THE

EQUIPMENT TO BE DEMOLISHED SHALL BE

PROTECTED AND PREPARED FOR REUSE. THE REUSE

OF CONDUITS SHALL FOLLOW APPROVED METHODS

DESCRIBED IN THE PROJECT SPECIFICATIONS.

E04

DEMOLITION SINGLE LINE DIAGRAM

ELECTRICAL

JY

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93MCC2

(SEE NOTE 1 AND 6)

20011-015

D W

G fi le na m e:

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\D C

\A C

C D

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To hm eh

, A nn as

REVISIONS

NO. DATE BY

SHEET OF

PR. NO.

DATEDATE

DATE

DATE

DESIGN

DRAWN

CHECK

DIG ALERT:

DIAL TOLL FREE

1-800-227-2600

AT LEAST TWO WORKING DAYS

BEFORE YOU DIG

UNDERGROUND SERVICE ALERT OF SOUTHERN CA.

ELECTRICAL ENGINEER P. E.

WEST BASIN MUNICIPAL WATER DISTRICT

ENGINEERING DIVISION

SPECIAL NOTE:

PRECISE LOCATION OF EXISTING UNDERGROUND

UTILITIES TO BE VERIFIED

BY THE CONTRACTOR IN THE FIELD PRIOR TO

CONSTRUCTION.

DRAWING NO.

HAZEN AND SAWYER

800 W 6th STREET, SUITE 400

LOS ANGELES, CA 90017

DEC 202512/2025

12/2025 12/2025

JY

93 SB1 (EXISTING)93MCC1 (EXISTING)

M-9355-01 (EXISTING)

P-9364-02 (EXISTING)

P-9346-02 (EXISTING) P-9341-03 (EXISTING)

M-9326-02 (EXISTING)

M-9326-01 (EXISTING)M-9236-06 (EXISTING)

NOTES:

1. MOTOR CONTROL CENTER 93MCC2 SHALL BE SIMILAR

TO MAKE AND MODEL OF RECENTLY REPLACED

93MCC1. REFER TO 93MCC1 SHOP DRAWINGS

ATTACHED TO SPECIFICATIONS FOR REFERENCE.

2. ALL EXISTING CABLES TO BE REUSED SHALL BE

TESTED PER ELECTRICAL CABLE TESTING

REQUIREMENTS IN THE PROJECT SPECIFICATION

PRIOR TO RE-ENERGIZING. EXISTING CABLES THAT

FAIL TO MEET TESTING REQUIREMENTS SHALL BE

REPLACED.

3. FOR EXISTING CABLES IDENTIFIED FOR REUSE BY THE

PROJECT DRAWINGS, THE CONTRACTOR SHALL

IDENTIFY THE ORIGIN AND DESTINATION OF EACH

EXISTING CABLE DURING DEMOLITION IN ORDER TO

PROPERLY RECONNECT TO EQUIPMENT.

4. EXISTING DUCTBANKS ARE NOT SHOWN ON PLANS.

CABLES ARE ROUTED IN EXISTING DUCTBANKS FROM

93MCC2 TO THE LOADS AS IDENTIFIED ON THE SINGLE

LINE DIAGRAM.

5. EXISTING CONTROL PANEL ACP-93 "PLC 93" IS

LOCATED INSIDE TRAILER.

6. MCC 93MCC2 SHALL BE INSTALLED ON EXISTING

EQUIPMENT PAD. IF MODIFICATIONS TO EXISTING

EQUIMPENT PAD ARE REQUIRED TO ALLOW FOR THE

INSTALLATION OF 93MCC2 IT SHALL BE THE

RESPONSIBILITY OF THE CONTRACTOR TO MAKE

THOSE MODIFICATIONS.

E05

SITE PLAN

ELECTRICAL

JY

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ELECTRICAL SITE PLAN

SCALE: 1/8" = 1'

WASH WATER

SURGE BASIN

TRAILER

CO2 TANK

HIGH SERVICE &

BWS PUMP STATION

BIOFOR UNITS

AFD- P-9341-01 (EXISTING)

VFD- P-9341-02 (EXISTING)

RESERVOIR

SEE NOTE 5

W

G fi le na m e:

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\A C

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, A nn as

REVISIONS

NO. DATE BY

SHEET OF

PR. NO.

DATEDATE

DATE

DATE

DESIGN

DRAWN

CHECK

DIG ALERT:

DIAL TOLL FREE

1-800-227-2600

AT LEAST TWO WORKING DAYS

BEFORE YOU DIG

UNDERGROUND SERVICE ALERT OF SOUTHERN CA.

ELECTRICAL ENGINEER P. E.

WEST BASIN MUNICIPAL WATER DISTRICT

ENGINEERING DIVISION

SPECIAL NOTE:

PRECISE LOCATION OF EXISTING UNDERGROUND

UTILITIES TO BE VERIFIED

BY THE CONTRACTOR IN THE FIELD PRIOR TO

CONSTRUCTION.

DRAWING NO.

HAZEN AND SAWYER

800 W 6th STREET, SUITE 400

LOS ANGELES, CA 90017

DEC 202512/2025

12/2025 12/2025

JY

3C 2C 1C 1F 3F 2F 4J 3J

NOTES:

1. MOTOR CONTROL CENTER 93MCC2 SHALL BE SIMILAR

TO MAKE AND MODEL OF RECENTLY REPLACED

93MCC1. REFER TO 93MCC1 SHOP DRAWINGS

ATTACHED TO SPECIFICATIONS FOR REFERENCE.

2. ALL EXISTING CABLES TO BE REUSED SHALL BE

TESTED PER ELECTRICAL CABLE TESTING

REQUIREMENTS IN THE PROJECT SPECIFICATION

PRIOR TO RE-ENERGIZING. EXISTING CABLES THAT

FAIL TO MEET TESTING REQUIREMENTS SHALL BE

REPLACED.

3. FOR EXISTING CABLES IDENTIFIED FOR REUSE BY THE

PROJECT DRAWINGS, THE CONTRACTOR SHALL

IDENTIFY THE ORIGIN AND DESTINATION OF EACH

EXISTING CABLE DURING DEMOLITION IN ORDER TO

PROPERLY RECONNECT TO EQUIPMENT.

4. CONTRACTOR SHALL INSTALL NEW CABLES IN

EXISTING CONDUITS AS IDENTIFIED ON DRAWING.

5. CONTRACTOR SHALL DETERMINE IF EXISTING

CONDUITS ASSOCIATED WITH THE INSTALLATION OF

THE NEW EQUIPMENT ARE VIABLE FOR REUSE. IF

EXISTING CONDUITS ARE NOT VIABLE FOR REUSE

CONTRACTOR SHALL NOTIFY OWNER AND BE

RESPONSIBLE FOR INSTALLATION OF NEW CONDUITS.

4A

E06

SINGLE LINE DIAGRAM

ELECTRICAL

JY

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SECTION 1 SECTION 2 SECTION 3 SECTION 4

3C1C

1F

2C

2F

3F

4A

3J 4J

SPACE SPACE

SPACE

4E

SPD

4E

SPACE

M

L

K

J

H

G

F

E

D

C

B

A

SPACE

1 2 3 4

SPACE

W

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\E

.D t D at e

Ti m e:

2/ 5/

:3

5:

tte d by

To hm eh

, A nn as

REVISIONS

NO. DATE BY

SHEET OF

PR. NO.

DATEDATE

DATE

DATE

DESIGN

DRAWN

CHECK

DIG ALERT:

DIAL TOLL FREE

1-800-227-2600

AT LEAST TWO WORKING DAYS

BEFORE YOU DIG

UNDERGROUND SERVICE ALERT OF SOUTHERN CA.

ELECTRICAL ENGINEER P. E.

WEST BASIN MUNICIPAL WATER DISTRICT

ENGINEERING DIVISION

SPECIAL NOTE:

PRECISE LOCATION OF EXISTING UNDERGROUND

UTILITIES TO BE VERIFIED

BY THE CONTRACTOR IN THE FIELD PRIOR TO

CONSTRUCTION.

DRAWING NO.

HAZEN AND SAWYER

800 W 6th STREET, SUITE 400

LOS ANGELES, CA 90017

DEC 202512/2025

12/2025 12/2025

JY

E07

STANDARD DETAILS AND

RISER DIAGRAMS

ELECTRICAL

JY

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NOTES:

1. EQUIPMENT GROUNDING CONDUCTOR LUG SHALL BE ATTACHED WITH NUT AND

LOCKWASHER TO THE MOTOR GROUNDING STUD. WHERE PROVIDED, FACTORY

INSTALLED EQUIPMENT GROUNDING CONDUCTOR LUGS ARE ACCEPTABLE IN

LIEU OF THE FIELD INSTALLED EQUIPMENT GROUNDING CONDUCTOR LUG.

2. RING TERMINALS ON MOTOR LEADS SHALL BE FACTORY INSTALLED BY THE

MOTOR MANUFACTURER.

3. INSTALL SHORT BARREL COMPRESSION CONNECTOR ON FIELD WIRING WITH

MANUFACTURER'S RECOMMENDED COMPRESSION TOOL AND CRIMPING DIE.

CONNECTORS SHALL HAVE SMOOTHLY ROUNDED EDGES.

4. HEAT SHRINK OR COLD APPLIED CONNECTOR INSULATION LISTED FOR THE

PURPOSE AND AS SPECIFIED.

LOW VOLTAGE MOTOR TERMINATION

E-26-0301

EQUIPMENT GROUNDING

CONDUCTOR LUG, SEE

NOTE 1

MOTOR

TERMINATION BOX

RING TERMINAL

CONNECTION

INSULATION,

SEE NOTE 4

SS NUT, BOLT AND

LOCKWASHER

SHORT BARREL ONE-HOLE

COMPRESSION LUG

MOTOR WIRING

CONNECTIONS

MOTOR LEAD WIRING

FIELD WIRING

MSH

HP

HOA G

LCS

NOTES:

1. CONTRACTOR SHALL INSTALL NEW POWER CABLES IN

EXISTING CONDUIT AS IDENTIFIED ON RISER

DIAGRAMS.

2. CONTRACTOR SHALL UTILIZE EXISTING POWER

CABLES AND CONDUITS AS IDENTIFIED ON RISER

DIAGRAMS.

3. CONTRACTOR SHALL UTILIZE EXISTING CONTROL

CABLES AND CONDUITS AS IDENTIFIED ON RISER

DIAGRAMS AND BE RESPONSIBLE FOR INSTALLING A

COMPLETE FUNCTIONING CONTROL SYSTEM.

ELEMENTARY CONTROL SCHEMATICS ARE PROVIDED

FOR INFORMATION ONLY. SEE APPENDICES FOR

ADDITIONAL INFORMATION.

4. REFER TO SINGLE LINE DIAGRAM FOR 93MCC2 ON

DRAWING E-06 REGARDING CONDUIT AND CABLE

SIZES.

5. CONTRACTOR SHALL FIELD VERIFY AND IDENTIFY THE

MAIN POWER SOURCE FOR THE MOTOR SPACE

HEATER AND BE RESPONSIBLE FOR INSTALLING A

COMPLETE FUNCTIONING SYSTEM.

6. RISER DIAGRAMS ARE INTENDED TO GIVE

CONTRACTOR GENERAL INFORMATION BETWEEN

CONNECTIONS OF EXISTING AND NEW EQUIPMENT.

CONTRACTOR SHALL FIELD VERIFY EXISTING

CONDITIONS BEFORE PERFORMING ALL WORK.

7. NEW MOTOR CONTROL CENTER MOTOR STARTERS

SHALL BE IDENTICAL IN FUNCTION TO EXISTING

MOTOR CONTROL CENTER MOTOR STARTERS AND

SHALL MAINTAIN ALL CURRENT MOTOR CONTROL

FUNCTIONS.

P-9341-03

HOA

LCS

M-9326-06 M-9326-01 M-9326-02

HP

FROM 93 SB1

SEE NOTE 3 SEE NOTE 393MCC2

(SEE NOTE 7) ACP-93 "PLC 93" ACP-93 "PLC 93"

93MCC2

(SEE NOTE 7)

SE

E

N O

TE

SE

E

N O

TE

2#

G R

D (S

EE

N

O

TE

A

N D

SE

E

N O

TE

A N

D

LCS

P-9355-01

FROM 93 SB1

SEE NOTE 393MCC2

(SEE NOTE 7) ACP-93 "PLC 93"

SE

E

N O

TE

HOA

HP

HOA G

LCS

P-9364-02

FROM 93 SB1

SEE NOTE 393MCC2

(SEE NOTE 7) ACP-93 "PLC 93"

SE

E

N O

TE

SE

E

N O

TE

A N

D

FROM 93 SB1

SE

E

N O

TE

A N

D

MSH

HP

2#

G R

D (S

EE

N

O

TE

A

N D

SE

E

N O

TE

A N

D