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DESCRIPTION OF SYSTEM OPERATIONS TP-1 , 2" SOLENOID VALVE "MAGNATROL" R EQ 2" SOLENOID VALVE, N.C. 200 PSI FUEL TANK/GENERATOR SYSTEM OPERATION , VITON SEALS, 120V AC.(TYP OF 4) MOTORIZED BALL VALVE, (BY FUEL PORT MFR), 1 . GENERATOR AND DAY TANK SHALL OPERATE SIMULTANEOUSLY TO MBV1 TO FUEL PORT TANK SELECTION PANEL, (TYP) MAINTAIN FUEL TO THE GENERATOR. RETURN FUEL FROM THE M ,LRATED - EO ANTISIPHON SOLENIOD VALVE, (BY FUEL SUPPLY PUMP GENERATOR SHALL BE TO THE DAY TANK. DUPLEX SUPPLY PUMP FP-2 MFR), TO FSP-1 SELECTOR PANEL, AND DAY TANK PACKAGE (FSP-1 ) SHALL OPERATE ON A CALL FOR FUEL FROM MBV2 MOTORIZED RETURN VALVE; EITHER GENERATOR. =0 =� FTP-1 : FUEL UNLOADING N.C. WHEN LEAK IS DETECTED IN U.G. PIPING SUMP, N.C. SOLENOID VALVE TO FUEL AND TRANSFER PUMP. O _ (NP) SUPPLY PUMP AND GENERATOR DAY P.O.C. OF DIESEL FUEL SUPPLY 2• UPON OPERATION OF GENERATOR #1 , THE FUEL LEVEL SENSOR IN MBV4 MBV2 21° F.O.S. FLOW CONTROL VALVE (TYP) TANK CONTROL (TYP) AND RETURN TO GENERATOR MFR THE DAY TANK SHALL ENERGIZE FSP-1 , PUMP #1 . THE ALTERNATING , � FILTER SUPPLY �H SSV-2 SUPPLIED DAYTANK (TYP) CONTROL PANEL IN FSP-1 SHALL OPEN SOLENOID SUPPLY VALVES 2 AB 1 -1/4" MOTORIZED BALL VALVES TO RETURN PUMP SSV-1 AND SSV-2 ON BOTH DIESEL TANKS 1 & 2 IN SEQUENCE TO NC � AB MRV-2 AND GENERATOR DAY TANK LEVEL CONTROL 8c ALTERNATE CONSTANT SUPPLY FROM BOTH TANKS. FOS 0 _ SP-1 MOTORIZED SELECTOR VALVES, (TYP) FOR FRP-2 3. OVERFLOW FUEL LEVEL SENSOR IN THE DAY TANK SHALL ENERGIZE — — — - — DUPLEX RETURN PUMP PACKAGE (FRP-1 ) AND MOTORIZED RETURN11 FUEL VALVE MRV-1 . I FILTER PUMP (TYP)___----- TYP) SOLENOID RETURN VALVES SRV-1 SHALL REMAIN CLOSED UNTIL A RETURN PIPING ASSY PRESS. RELIEF STARTUP COMMAND FROM THE GENERATOR AND A CALL FOR FUEL. BY PUMP VALVE �,� l,� + GENSET N0. 2 FUEL UNLOADING DIESEL FUEL TANK MFR.DRY BREAK HOSE NO. 2 W/ (TYP) CHECK VALVE SOV � � o 0 SRV-2 I I I \ I (T BV 4. CONTROL FUNCTION WILL BE REPEATED UPON OPERATION OF THE CONNECTION P) GENERATOR #2 WITH ITS RELATED PUMPS AND VALVES. PUMP O E CONTROLS STRAINER LL_ _LptI — L — 1 I- - - 5. IN THE EVENT BOTH GENERATOR #1 & #2 ARE OPERATING SIMULTANEOUSLY, BOTH SYSTEMS AND RELATED CONTROLS SHALL E ANNULAR SPACE LEAK FP-1 FOR DAY TANK N0. 2 (150 GAL), FUNCTION. 2 '' DETECTOR TO TLS O E MBV1 E BY GENERATOR MFR, L�_6 PAN FUELPORT E LIQUID LEVEL MONITOR 0 O— AB INSIDE ENCLOSURE (TYP) PACKAGED SYSTEM SHALL BE FOR FILLING OPERATION FROM A REMOTE FCV FC O TO TLS PANEL �I--� AB 1 -1/4"� PUMPER TRUCK. UNIT SHALL HAVE THE CAPABILITY FOR TANK — SELECTION BY OPERATION OF MOTORIZED VALVES. 0ll -- MRV-1 UNION (TYP) FOS FILTER TANK —O 7 PACKAGED SYSTEM SHALL PROVIDE FOR PROGRAMMED CONTINUOUS FOR FRP— RECIRCULATION OF FUEL WITHIN THE TANKS THRU REPLACEABLE MEDIA FILTER CARTRIDGES. FLOW CONTROL VALVES SHALL REGULATE FLOW CAPACITIES. �-1 NORMALLY CLOSED o � SRV-1 i � FUEL TRANSFER f FILTER TANK BYPASS VALVE I I — I 1 — J GENSET NO. 1 j IN THE EVENT A FUEL TANK IS TAKEN OFF-LINE, BY OPERATION FILTERS cn I �t I I OF SOLENOID VALVES FTP-1 SHALL HAVE THE CAPABILITY TO DIESEL FUEL TANK N.C. o o FCV I I I \ TRANSFER FUEL FROM THE OFF—LINE TANK TO THE E.P. FITTNG NO. 1 t� `� (TYP) I I I \ �� OPERATIONAL TANK. (TYP) I I I N-1 PUMP � � — � I � - - � FUEL UNLOADING ATTL — _ 1 L - - - - - J IN EVENT FTP-1 IS USED FOR FUEL TANK UNLOADING SOLENOID ANNULAR SPACEE FP-1 FSP-1 1 -1 4"0 VALVES AT PUMP OUTLET SHALL BE IN THE CLOSED POSITION. 0 FUEL PORT) FOR TLSPANEL TANK SHALL BE SELECTED BY INLET SOLENOID VALVES AND THE LEAK DETECTOR TO 0 3" QUICK 0 E.P. FITTNG FOS I O MANUAL BALL VALVE SHALL BE OPENED. COUPLING FOR (NP) 1 "0 UNDERGROUND LIQUID LEVEL FILL DELIVERY 0 FOR PIPING SUMP TYP STANDBY CAPABILITIES MONITOR TO TRUCK 1 -1/4 (TYP) 1 BASED UPON TIMED USAGE IN BOTH DUPLEX SUPPLY AND RETURN TLS PANEL UNDERGROUND PUMP SYSTEM PACKAGE CONTROL PANELS, OR IN THE EVENT OF SUMP RESERVOIR FAILURE OF EITHER PUMP IN THE PACKAGE, THE ALTERNATE PUMP LEAK DETECTOR SHALL OPERATE. TO TLS PANEL (TYP 3 PLCS) 2. IN NORMAL FUNCTION EACH GENERATOR SHALL OPERATE WITH ITS AEFUELETANKIVE IS RETURN ITSOWEVER, IN GENERATORT S EVENT ABOVEGROUND FUEL STORAGE TANKS EMERGENCY GENERATORS PIPING DIAGRAMeM- FUNCTIONING, BY OPERATION OF A NORMALLY CLOSED BYPASS SCALE: N.T.S 05 VALVE, THE RETURN FUEL FROM THE OFF—LINE TANK SHALL BE RETURNED TO THE OPERATIONAL TANK. ALARMS AND INTERLOCKS 1 • IN THE EVENT OF A MALFUNCTION INDIVIDUAL COMPONENTS SHALL GENERATE VISUAL AND AUDIBLE ALARMS AND UNIT SHUTDOWN. San Francisco Public Utilities Commission 2• UPON DETECTION OF A LEAK IN AN UNDERGROUND PIPING SUMP, THE Tesla Treatment Facility SOLENOID SUPPLY VALVES (SSV-1 AND SSV-2) AT THE TANKS SHALL CLOSE. 9000 W. Vernalis Road, Tracy, California 95377 4A�lk Spill Prevention Control and Countermeasure Plan CONTRACT NO. DB- 116 (WD-2609 FUEL TANK AND PIPING MONITORING SYSTEM or P. Studemeister CITY AND COUNTY OF SAN FRANCISCO COMPLETE TANK AND FUEL SYSTEMS SHALL BE MONITORED BY THE PUBLIC UTILITIES COMMISSION TSL-350 UNIT FOR FUEL LEVELS, TANK INTERSTITIAL SPACE AND Figure A-5.5 — Fueling System Piping Diagram and Details INFRASTRUCTURE DIVISION PIPING LEAK DETECTION. SYSTEM SHALL BE CAPABLE OF INVENTORY ENGINEERING MANAGEMENT BUREAU CONTROL, PRINTOUT AND ALARMS. 405 HoGcD Street, 5thnG. TESLA TREATMENT FACILITY 405 Howard Street, 5th Floor TOTAL SYSTEM MONITORING San Francisco CA U.SA. _ 946°8 FUELING SYSTEM FUELING SYSTEM WILL BE INTEGRATED INTO THE FACILITY SCADA Fa. 510.652.1857 CONSTRUCTION LEADERS Stantec www.stantec.com PIPING DIAGRAM, DESCRIPTION OF SYSTEM FOR STATUS MONITORING AND ALARMING. AS - BUILT PROJECT ENGINEER DRAWN BTG OPERATIONS PROJECT MANAGERRAC DESIGNED BTG CHECKED / APPROVED DRAWN SCALE RECORD DRAWINGS — THESE RECORD DRAWINGS HAVE APPROVAL RAF CHECKED BAB SECTION MANAGER DESIGNED DATE BEEN PREPARED, IN PART, ON THE BASIS OF INFORMATION COMPILED BY OTHERS. THEY ARE NOT A 04/15/11 AS BUILT BTG BAB APPROVED APPROVED FOR THE SOLE USE OF THE DOCUMENT RECIPIENT ELEVATION INTENDED TO REPRESENT IN DETAIL THE EXACT 3 09/13/10 REVISED TRANSFER PUMP PIPING BTG BAB DO NOT CITE, COPY, OR CIRCULATE WITHOUT DATUM LOCATION., TYPE OF COMPONENT NOR MANNER OF 2 08/17/10 REVISED TRANSFER PUMP & PIPING BTG BAB MANAGER, ENGINEERING MANAGEMENT BUREAU I MANAGER, WATER SUPPLY AND TREATMENT DIVISION Q Q THE EXPRESSED PERMISSION OF THE SFPUC. NAVD Q O CONSTRUCTION. THE ENGINEER WILL NOT BE NO. DATE DESCRIPTION BY APPR'D SHEET PLAN NO. DRAWING NO. REVISION NO. RESPONSIBLE FOR ANY ERRORS OR OMISSIONS, WHICH M-705 E-20053 AB HAVE BEEN INCORPORATED INTO THE RECORD DRAWINGS REVISIONS 0F