ML21209A166

1 to Updated Final Safety Analysis Report, Chapter 5, Figure 5.5-4, Piping System Flow Diagram Residual Heat Removal

ML21209A166
Person / Time
Site:	Summer
Issue date:	04/30/2021
From:	Dominion Energy South Carolina
To:	Office of Nuclear Reactor Regulation
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Download: ML21209A166 (1)

Text

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PSIG OF PSIG OF PSIG OF t()RMAL UPSET HYDROTEST DESIGN DATA IRC SYSTEM MAY BE OPERATED AT P~ESSURE UP TO 600 PSIG DURING NORMAL PLANT OPERATIONS, REFER TO DESIGN SPECIFICAIDN DSP-544DA, TABLE 3.

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TR 604A NOTES1 I, THIS DRAWING IS BASED UP WG. 114E074, REVISION 12 !"BASE ORAWING'I OF WESTINGHOUSE ELECTRIC CORPORATION, NUCLEAR ENERGY SYSTEMS PITTSBURGH,PA,WHO IS SOLELY RESPONSIBLE FOR THE ACCURACY OR THE RELIABILITY OF THE DESIGN INFORMATION SET FORTH IN THE BASE DRAWING,

2. FOR ALPHA REFERENCES, SEE WG. E-302-002, FLOW DIAGRAM LEGEND.

3. VALVE INTERLOCKED WITH REACTOR COOLANT SYSTEM PRESSURE SIGNAL, 4, FOR CONVENTIONAL PIPING SPECIFICATIONS, SEE GAi SPECIFICATION

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5.

SP-329-4461-00, PAGE 29, !WESTINGHOUSE PIPE CLASS CONVERSION TO ENGINEER'S PIPE LINE SPECIFICATOINI,

6. p !WITH LETTER OESIGNATIONI INDICATES THERMAL TRANSIENT DESIGN FLAG, 7, LOCATE VALVE OUTSIDE OF SHIELD WALL, SAMPLE LINE MUST BE AT A 1*8733A 3/4-T78 FLUSHING CONNECTION NOTE 15 LC..

1-87310 3/4*T78 NOTE 8 1-87340 3/4-T78 ~

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NUC. DRAINS TO WHT 0-302-822 LDC. J-6 3/4-RH*601R 725A T78 NOTE 7 18700-RH LOCAL I SAMPLE 3/4"xY.,**

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1B 1/4/l!i TGB LOWER ELEVATION THAN RHR PIPE TO ALLOW GRAVITY FLOW.

8, LOCATE VALVE ABOVE RESIDUAL HEAT REMOVAL PUMP SHIELDING.

9, TEMPORARY STRAINER IS PLACED IN SPOOL PIECE DURING INITIAL FLUSHING OPERATIONS. STRAINER MUST BE REMOVED BEFORE PLANT START UP. STRAINER AND SPOOL PIECE SUPPLIED BY OTHERS, 3/4" CAPPED LINE IS CONNECTED TO PRESSURE GAUGE DURING INITIAL FLUSHING.

10.

II. PROVIDE 'II," ID FLOW RESTRICTOR PER NOTE 4, SEE WG. E-302*002, FLOW DIAGRAM LEGEND.

12, LIR-1330 & LIR-1331 ARE ONLY USED DURING MID-LOOP INON POWER OPERATIONI,

13. THIS FLANGE HAS BEEN DRILLED AND TAPPED TO ACCEPT A 'II," COMPRESSION FITTING TO FACILITATE LLRT WORK, THE FITTING SHALL BE CAPPED AT OTHER TIMES.

14, PIPE IS QUALITY RELATED 'RELIEF ANO SAFETY VALVE DISCHARGE' PIPING PER TRP-13, 15, THIS FLANGE HAS BEEN DRILLED AND TAPPED TO ACCEPT A 3/4" COMPRESSION FITTING TO FACILITATE DRAIN. THE FITTING SHALL BE CAPPED AT OTHER TIMES.

DRAWING LEGIBILITY CLASS I SCE&G CAD ENHANCED REVISED PER ECR-5009~

TGB ESSENTIAL MW THIS IS A NUCLEAR SAFETY RELATED DOCUMENT. NO OEVIATION SHALL BE INITIATEO OR PERFORMEO WITHOUT PRIOR OOCUMENTATION ANO WRITTEN APPROVAL FSAR Figure 5.5-4 SOUTH CARlllNA ELECTRIC & GAS COMPANY VIRGIL C, SLl41'1:R NUCLEAR STATION PIPING SYSTEM FLOW DIAGRAM RESIDUAL HEAT REMOVAL A

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17 RHM REVISED PER ECR-50260 16 RHM REVISED PER ECR-50099 6

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