Text

Provides Amend 5 to Zion Fire Protection Rept for Zion Generating Station,Units 1 & 2
	ML20199G795
Person / Time
Site:	Zion File:ZionSolutions icon.png
Issue date:	11/18/1997
From:	Brons J; COMMONWEALTH EDISON CO.
To:	; NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
Shared Package
ML20199G800	List: ML20199G795;
References
	ZRA-97064, NUDOCS 9711250292
	Download: ML20199G795 (16)
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i 1t i H 17 " M 2(W, ZRA97064 November 18,1997-U. S. Nuclear Regulatory Commission Washington, D.C, 20555 Attention:

Do::umeni Control Desk

Subject:

AMENDMENT 5 TO ZION FIRE PROTEC flON REPORT Zion Generating Station, Units 1 & 2; NRC Docket Numbers 50-295 and 50004

Reference:

(a)

R. L. Bolger (Comed) letter to V. Stello (USNRC), dated A pril 29, 1977, transmittmg report entitled "Informanon Relevant to Fire Protselion Systems cod Programs "

(b)

J,11. Mueller (Comed) letter to USNRC, dated Jarmcry 31,1997, transmitting Amendment 4 to the Zion Statiim Fire Protectior, Report.

Through Reference (a) Commonwealth Edison (Comed) submitted the fire lion Station Fire Protection Report. Following submittal of reference (a) various aspects of the program have been updated and addressed through correspondence to and from the NRC.

The most recent of these updates was transmitted via Reference (b) as Amendment 4 to the Fire Protection Report. The purpose of this letter is to provide the Amendment 5 update to the Fire Protection Report (FPR).

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,f 4 ZRA97064 November 18,1997 Page 2 of 2 Attachment A is an Amendment 5 Change Summary that describes the individual changes made to the FPR. In general these include:

a.

Changes to the Safe Shutdown Report, Volume 1, and the Fir-Ilazards Analysis, Volume 2, to reDect plant changes.

b.

The Fire llazards Analysis, Volume 2, has been revised to correct a de6ciency identined by an internal QA Audit of Dre protection. The audit found that she FPR did not identify Dre suppression systems that are required to be controlled by the Sre protection Administrative Technical Requirements c.

NRC SERs in Volume 3 are being updated to include missing pages.

d.

Corrections and clari6 cations have been made to various sections.

Attachment B contains the replacement pages, revised index, and an instruction sheet for inserting Amendment 5 into the FPR.

Should you have any questions concerning this response, please contact Robert Godley, Zion Station Regulatory Assurance Manager, at (847)746-2084, ext.-2900.

Sincerely, 7'3JJ John C. Brons Si~te Vice President Zion G nerating Station

Enclosures:

Fire Protection Report Amendment 5 xc:

Regional Administrator, USNRC - Region III Senior Project Manager, USNRC - NRR Project Directorate 111-2 NRC Senior Resident inspector Zion Generating Station Office of Nuclear Facility Safety u m munnunnn -cn ame

y. ?, E REGULATORY COMMITMENTS 1

The following identines those actions committed to by Comed in this document. Any other actions discussed is this submittal represent intended or planned actions by Comed. They are described to the NRC for the NRC's information and are not regulatory commitments.

Regulatory Commitments Tracking Number None included in this correspondence None i

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aITANDiENT A ZION 1&2 FIRE PROTECTIOH REPORT AMENDMENT 5, JULY 1997 CHANGE

SUMMARY

1 of 12 Section/

Table /

Page Change" Description Basis for change Figure Number VOLUME 1 1.2 1-1 Editorial.

Reference to App. A was incorrect.

1.3 1-2 Clarification. Date of BTP The revision date was not APCSB 9.5-1 revision applicable previously identified. This is to Zion has been.added.

provided to avoid confusion as to which version of the BTP applies to-Zion.

Table 1-3 1-22, Historical developments list Added correspondence since 1995 and 1-22a revised to add correspondence clarified the description of the.

and add clarifications.

08-31-93 correspondence.

Table 2-2 2-13 Revised due to changes in For combustible load changes refer thru combustible loading and to to the discussion for changes to 2-22, correct inconsistencies in Volume 2, Sections 2 and 3 in this and 2-description of fire protection Attachment. The other changes are 2.7 and features.

for internal consistency of the

-28 FPR.

3.3.3 3-5 Corrected definition of hot The change is editorial and is shutdown.

consistent with the Technical Specifications.

3.4.4, 3-16, Adued references to safe One change is editorial, one 3.4.9 3-25 shutdown flowpath figures in corrects a missing figure reference this section.

and other refers to a new flowpuch figure for the boron sample system.

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O ATTACHMENT A ZION 1&2 FIRE PRO'?EC"rION REPORT AMENDMENT 5, JULY 1997 CHANGE SCMMARY 2 of 12 Section/

Table /

Page Change Description-

-Basis for. Change Figure Number Table 3-1 3-28 Editorial.

Corrected instrument number.

Table 3-3-34, The turbine-driven AFW pump Yhe valves were removed from the_

2.1 3-35 cooling pressure contrcl valves plant by an Exempt Change.' Removal 1/2PCV-FW541 have been deleted of these valves, in conjunction t

from the list of safe shutdown with other changes in this equipment.

modification, improves the reliability of the AFW pump' turbine bearing oil cooling system.

Figures 3-N/A The figures were replaced with The update was done to reflect the 5.through the current P& ids, although the current P&lDs. The new figure 3-26 safe shutdown flowpaths are showing the primary sampling valves unchanged. Figure 3-24 is new.

is consistent with the existing This figure shows the primary safe shutdown analysis in this sampling isolation valves that volume of the FPR.

i are used for obtaining a boron sample in tile event of a loss of source range neutron flux i

monitoring.

4.6.3 4-8 Editorial.

Punctuation.

6.6.1 6-11 Revised to clarify location of Ravised to be consistent with L

condensate normal and emergency physical locations.

makeup and overflow isolation i

valves.

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ATTACHMENT A ZION 1&2 FIRE PROTECTION REPORT I

AMENDMENT 5, JULY 1997 CHANGE

SUMMARY

'3 of 12 Section/

Table /

Page' Change Description Basis for Phanne

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Figure Number 7

7.4.5 7-44 Revised to delete listing of Th s partial coverage sprinkler

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Figure 2-partial coverage sprinkler system was part of the original 18 and system in Fire Zone 14.3A-0 design, but was later. deleted from 7.4-4 (dry active. waste storage the design. The radwaste equipment:

area).

in the room is not used. Presently, the fire hazards in the room would not warrant the installation of a sprinkler system.

VOLUME 2 1.0 1-1, Clarification. Date of BTP The revision date was not 1-3 APCSB 9.5-1 revision applicable previously identified. This is to Zion has been added.

provided to avoid confusion as to which version of the BTP applies to Zion.-

1.2.1 1-3 The text has been revised to The identification of foam was made-include foam as a type of to be consistent with other FPR' suppression and to provide sections. The revision for Table reference to Table 2.2, which 2.2, is a corrective action has been revised to identify resulting from the 1997 Triennial the type of suppression system fire protection audit. The audit provided for each fire zone and determined that the FPR should be-which systems are r2 quired to clarified to identify the i

be controlled by the suppression systems that are Administrative Technical required to be controlled by1the-Requirements.

Administrative Technical Requirements.

i ATTACHMENT A ZION 1&2 FIRE PROTEC~ ION REPORT AMENDMENT 5, JULY 1997 CHANGE

SUMMARY

4 of 12 Section/

Table /

Page Change Description Basis for Mange Figure' Number 2.0 2-2 Clarification of reference to Reference to the 1987 safe shutdown Volume 1 of the Fire Protection report submittal was-incorrect Report.

since the report has been updated since that time.

Table 2.1 2-14 The calculated fixed The fixed. combustible loading thru combustible loading was revised changes are due to installation of

.2-17, for various fire zones. In modifications, correction of and 2-addition, the note at the errors, and use of refined method 19 bottom of page 2-21 was revised for calculating combustible thru to clarify the historical contribution from cables in cable 2-21.

chronology regarding NRC review tray. The note on page 2-21 is per of exemption requests.

the NRC SER dated 08-31-93.

Table 2.2 2-22 Table revised to identify fire The revision is a corrective action thru suppression systems required-resulting from the 1997 Triennial 2-29 to be controlled by the fire protection audit. The audit Administrative Technical determined that the FPR should be Requirements. Also, table clarified to identify the corrected to indicate that fire suppression systems that are detection is present in Fire required to be controlled by the..

Zones 5.6A-1, 5.6A-2, and 7.0-Administrative Technical 0.

Requirements. Fire detection information corrected to be i

consistent with other sections'of the Fire Protection Report.

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(.L ATTACHMENT A ZION 162 FIRE PROTECTION REPORT AMENDMENT 5, JULY 1997 j-CHANGE

SUMMARY

5 of 12 Section/-

Table /.

Page Change Description.

Basis for N nge Figure Number 3.0.1.1, 3-3, Corrected to show zone location Revised and corrected based on 3.0.1.3, 3-4, of source range flux monitors Gamma-Metrics modification to l

3.0.2.1, 3-9, inside containment. Also, the source range flux instrumentation.

3.0.2.3 3-l' design basis fire discussion Also, correction of errors in was revised and corrected to discussion of design basis fire.

evaluate the combu :ibles that i

exist in this zone.

3.0.1.2, 3-6, Revised to list the primary Revised to be consistent with the 3.0.2.2 3-19 sampling isolation valve safe shutdown analysis (FPR Volume (1/2SS9358A) as a safe shutdown 1).

component.

3.0.1.2, 3-7, combustible material Revised per Gamma-Metrics nuclear 3.0.1.3, 3-10, information revised.

instrumentation modification-and a 3.0.1.4, 3-13, modification which deleted the RCFC 3.0.2.2, 3-20, HEPA filters in this zone. Also, 3.0.2.3, 3-22, for zone 1.4-2, combustibles were 3.0.2.4 3-23, added based on a modification of 3-26 the reactor vessel head lead shielding design.

3.0.3.1 3-31 Revised equipment numbers for Revised based on Gamma-Metrics source range flux monitors.

nuclear instrumentation modification.

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ATTACID4ENT A ZION 1&2 FIRE PROTECTION REPORT AMENDMENT 5, JULY 1997 CHANGE SIHOfARY-6 of 12 Section/

Table /

Page Change Description Basis for channe Figure Number 3.0 See Following pages revised:

The calculated fixed combustible Change 3-32,36,41,54,58,70,76, loading increased in several fire Descr-82,90,124,129,133,151,154,161, zones due to installation of iption 200,203,207,210,213,344,357, equipment (mostly cable) as of 12-and 369. The changes include 31-36. The calculated fixed revision of fixed combustible combustible loading decreased in loadings.

some zones due to use of. refined method for calculating combustible contribution from cab]as in cable tray.

3.0.4, 3-55, Revised to reflect that outer The changes were made to be 3.0.8 3-67 and inner cable spreading room consistent with other sections of have automatic halon the FPR.

suppression with backup CO2 suppression.

3.0.26 3-132, Revised to indicate that The changes are consistent with FPR 3.0.27 3-134 detection is present in Fire Vol.

1, Section 5.

Zones 5.6A-1 and 5.6A-2 (DC distribution panel rooms).

3.0.28 3-136 A statement was added that fire Corrected to be consistent with detectioa is provided in the Volume 1 of the Fire Protection Div. 17/27 DC battery room Report.

(Zone 7.0-0).

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O A'ITACHMENT A ZION 1&2 FIRE PROTECTION REPORT AMENDMENT 5, JULY 1997 CHANGE

SUMMARY

7 of 12-Section/

Table /

Page Change Description Basis for change Figure-Ytumber 3.0.33 3-150, Revised to indicate that the These changes were made to be 3-151 EDG room vent fan is safe consistent with other sections of shutdown equipment. Also, the the FPR.