ML20133H275

Forwards Proposed Agenda for Power Sys Branch 851029-30 Site Visit & Drawing Review Audit

ML20133H275
Person / Time
Site:	Clinton
Issue date:	10/11/1985
From:	Butler W Office of Nuclear Reactor Regulation
To:	Spangenber F ILLINOIS POWER CO.
References
NUDOCS 8510160338
Download: ML20133H275 (7)

Text

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CT 11 585 Docket ho. 50-461 Mr. Frank A. Spangent,crg Director of fluclear Licensing &

Configuration Managercent Clinton Pcwer Stction P.O. Box 306 Mail Ccde V920 Clinton, Illinois 61717

SUBJECT:

AGENDA FCk FWLR SYSTEMS BRANCH SITE VISIT Af,C CPM'ING REVIEW As you are aware, the Power Systeras Branch of the hhc bcs scheduled a site visit and drawing review audit for Clinton Power Staticr, for October 29 and 30, 1985. The proposed agenda for this site visit is enclosed.

If you have any questions regarding the agenda or the scheduled dates, please centact the licensing project manager for nur application.

Sincerely, Walter R. Butler, Chief Licensing Branch No. 2 Division of Licensing

Enclosure:

As stateo cc: See next page Distribution

Docket. file-OELD Attorney hRC FDR ACRS (16)

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Docket No. 50-461 Mr. Frank A. Spangenberg Director of Nuclear Licensing &

Configuration Management Clinton Power Station P.O. Box 306 Mail Ccdc VS20 Clinton, Illinois 617E7

SUBJECT:

AGENDA FOR POWER SYSTEMS BRANCH SITE VISIT AhD CRAWING REVIEW As you are aware, the Power Systems Branch of the hRC has scheduled a site visit and drawing review audit for Clinton Power Station for October 29 and 30, 1985. The proposed agenda for this site visit is enclosed.

If you have any questions regarding the agenda or the scheduled dates, please contact the licensing project manager for your application.

Sincerely, i

Walter R. Butler, Chief Licensing Branch No. 2 Division of Licensing

Enclosure:

As stated cc: See next page Distribution Docket file OELD Attorney hRC PDR ACRS (16)

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OCT 11 EBS Docket No. 50-461 Mr. Frank A. Spangenberg Director of Nuclear Licensing &

Configuration Management Clinton Power Station P.O. Box 306 Mail Code V920 Clinton, Illinois 61727

SUBJECT:

AGENDA FOR POWER SYSTEMS BRANCH SITE VISIT AND DRAWING REVIEW As you are aware, the Power Systems Branch of the NRC has scheduled a site visit and drawing review audit for Clinton Power Station for October 29 and 30, 1985. The proposed agenda for this site visit is enclosed.

If you have any questions regarding the agenda or the scheduled dates, please contact the licensing project manager for your application.

Sincerely, Walter R. Butler, Chief Licensing Branch No. 2 Division of Licensing

Enclosure:

As stated cc: See next page

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Hr. Frank A. Spangenberg Clinton Power Station Illinois Power Company Unit 1 l

cc:

Mr. Allen Samelson, Esquire Jean foy, Esquire Assistant Attorncy General 511 W. Nevada Environmental Control Division Urbana, Illinois 61801 Southern Region 500 South Second Street Richard B. Hubbard Springfield, Illinois 62706 Vice President Technical Associates Mr. D. P. Hall 1723 Hamilton Ave. - Suite K Vice President San Jose, CA 95125 Clinton Power Station P. O. Box 678 Clinton, Illinois, 61727 Mr. H. R. Victor Manager-Nuclear Station Engineering Opt.

Clinton Power Station P. O. Box 678 Clinton, Illinois 61727 4

I Sheldon Zabel, Esquire Schiff, Hardin & Waite 7200 Sears Tower 233 llacker Drive Chicago, Illinois 60606 1

Resident Inspector U. S. Nuclear Regulatory Commission RR 3. Box 229 A Clinton, Illinois 61727 Mr. R. C. Heider Project Manager Sargent & Lundy Engineers 55 East Monroe Street

. Chicago, Illinois 60603 i

Mr. L. Larson Project Manager General Electric Company 175 Curtner Avenue, N/C 395 San Jose, California 95125 Regional Aaministrator, Region III 799 Roosevelt Road Glen Ellyn, Illinois 60137 i

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ENCLOSURE CLINTON AGENDA FOR SITE VISIT AND DRAWING REVIEW 1.

Unresolved Items a.

Electrical separation tests s

2.

Control Room a.

Diesel control board, D/G inoperable status alarms b.

Power system control and mimic panel Jc.

DC system monitoring and alarms d.

Separation of wiring in PGCC floor sections (examples of redun-dant overcurrent protection for circuits in flexible conduit)

Separation of wiring in control cabinets (examples of non Class 1E e.

instrumentation wiring routed with IE circuits) 3.

Cable Runs and Cable Spreading Area a '.

General layout b.

Degreeofseparation(examplesofareaswheretestsandanalysis areusedtojustifyseparation) c.

Penetrations and cable terminations d.

Identification of cables and raceways Separation of field run (unscheduled) cables e.

4.

Switchgear Room a.

General layout.

2 g

b.

Physical and electrical separation of redundant units c.

Cable installation d.

Separation of wiring in switchgear (examples of non IE instrument loops run with IE circuits) 5.

Battery and Charger Installattuns a.

General layout b.

Physical and electrical separation c.

Monitoring instrumentation and alarms 6.

Diesel Generator a.

General layout b.

Physical and electrical separation of redundant units 7.

Switchyard a.

General layout b.

Physical and electrical separation of transmission lines, buses, breakers, and control circuits c.

Relay house d.

Control power supplies (AC or DC) 8.

Reactor Building a.

General layout b.

Separation of piping and cabling to redundant equipment 9.

RPS Power Supplies a.

RPS inverters and batteries

t 3

b.

Power monitors Transfer scheme between normal and alternate power supplies c.

d.

Distribution panels

10. ESF Systems and Pump Rooms a.

General layout b.

Physical and electrical separation of redundant equipment Identification of cables, raceways, and equipment c.

11. Vital Instrumentation Power Supply Installation a.

General layout b.

Physical and electrical separation c.

Monitoring instrumentation d.

Identification of cables, raceways, and equipment

12. System Drawings As built D/G control drawings showing (1) bypassing of protective a.

trips on SIAS and (2) SIAS overrides test mode to pemit response to SIAS signal b.

Relay protection schematics showing sensing and switching arrangements of the first and second level undervoltage protection relays Sample as built schematics showing themal overload bypass c.

d.

Sample as built schematics showing automatic disconnection of nonsafety loads from the safety buses on a safety injection signal Review drawing showing RPS inverter and battery, alternate e.

power supplies, and connection of power monitor

13. Walkdown of electrical separation of RHR pumps

.