ML19253A251

Application to Amend App a of License DPR-34,proposing Tech Spec Amend Re Fire Protection Sys

ML19253A251
Person / Time
Site:	Fort Saint Vrain
Issue date:	08/13/1979
From:	PUBLIC SERVICE CO. OF COLORADO
To:
Shared Package
ML19253A249	List: ML19253A248 ML19253A251
References
NUDOCS 7908200388
Download: ML19253A251 (31)

Text

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6 BEFOPI T1!E UNITED STATES NUCLEAR REGULAIURY CO'C:ISSION In the listter of the Facility Operating License)

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of ) Docket No. 50-267

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PIELIC SERVICE # 9 NTY OF COLORADO )

Application for Amendment to Appendix A of Facility Operating License Liccuse No. DPR-34 i

t OF THE PUBLIC SERVICE COMPANY OF COLORADO FOR 11IE FORT ST. VPJ,1N NUCLTAR GCTERATIIIG STATIO:I This application for Amend::ent to Appendix A of Facility Operating License, License No. DPR-34, is subuitted for 'IRC review and approval.

Respectfully submitted, PISLIC SERVICE COMPANY OF COLORADO

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C. K. Millen Senior Vice President KELLY, STANSFIELD & 0'DONNELL Bryant O'Donnel Robert E. Thogson Public Service Cowany Building Denver, Colorado 80202 Attorneys for Applicant Q}2 4

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7908200 388i

a e y ATTACHMENT 1 804 013

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Specification LCO 4.2.6 - Fire Water System / Fire Suppression Water System, Limiting Condition for Operation The reactor shall not be operated at power unless the fire water system is operable incluling the following:

a) Both fire water pump pits are operable, b) Both the motor driven and engine driven fire pumps are operable and there is at least 325 gallons of fuel for the engine driven pump in storage, c) The discharge of both the fire water pumps is aligned to the fire water header.

d) An operable flow path shall exist from the fire water pump discharges to those fixed water spray systems, fire hose stations, and yard fire hydrants required to be operable in Specifications LCO 4.10.5, LCO 4.10.7, and LCO 4.10.8.

Basis for Specification LC0 4.2.6 The operability of the fire suppression systems ensures that adequate fire suppression capability is available to confine and extinguish fires oc-curring in any portion of the facility where safety related equipment is lo-ca te d. The fire suppression system consists of the water system, spray and/or sprinklers, carbon dioxide, Halon, fire hose stations, and yard fire hydrants.

The collective capability of the fire suppression systems is adequate to mini-mize potential J ; mage to safety related equipment.

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Basis for Specification LCO 4.2. 6 (continued)

In addition to the fire seppression function either of the fire pumps perating in conjunction with either fire water booster pump provides adequate capacity to operate a circulator water turbine and supply emergency cooling water for safe shutdown cooling. With the 325 gallons of fuel in storage, time engine driven fire pump can operate at rated conditions for 24 hours2.777778e-4 days <br />0.00667 hours <br />3.968254e-5 weeks <br />9.132e-6 months <br /> which is adequate time to have more fuel delivered to the site. For f urthe explc.na-tion, see Final Safety Analysis Report, Sections 1.4,10.3, and 14.4.

e 804 Oh

Specification SR 5.2.10 - Fire Water System / Fire Suppression Water System, Surveillance Requirement a) The fire water system shall be verified operable as follows:

1) The motor driven and engine driven fire pumps shall be function-ally tested monthly. The associated instruments and controls shall be functionally tested monthly and calibrated annually.

2) The diesel engine fuel shall be inventoried monthly and sampled and tested quarterly.

3) The diesel engine shall be inspected during each refueling shut-down.

4) The diesel engine starting battery and charger shall be inspected weekly for proper electrolyte level and overall battery voltage.

The battery electrolyte shall te tested quarterly for proper spe-cific gravity.

5) The batteries, cell plates , and battery racks, shall be inspected each refueling cycle for evidence of physical damage or abnormal degradation. The battery-to-battery and terminal connections shall be verified to be clean, tight, free of corrosion, and coated with anti-corrosion material each refueling cycle, b) The fire suppression water system shall be verified operable as fol-lows:

1) Monthly by verifying that each valve (manual, power operated, or automatic) in the flow path that is not locked, sealed, or otherwise secured in position, is in its correct position.

804 016

Specification SR 5.2.10 - Fire Water System / Fire Suppression Water System, Surveillance Requirement (con tinued)

2) Semi-annually by performance of a fire suppression water system flush.

3) Annually by cycling each testable valve in the fire suppression water system flow path thtuugh at least one complete cycle of full travel.

4) Each refueling cycle by , scforming a fire suppression water sys-tem functional test which includes simulated automatic actuation of the system throughout its operating sequence, and:

(a) Verifying that each automatic valve in the flow path actu-ates to its correct position.

(b) Verifying that each' fire water pump develops at least 1,500 gpm at a system head of 290 feet.

(c) Cycling each valve in the flow path that is not testable during plant operation through at least one complete cycle of full travel.

(d) Verifying that each fire water pump starts sequentially to maintain the fire suppression water system pressure at greater than or equal to 125 psig.

5) Each three years by performing a flow test.

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j3 m ;ecification SR 5.2.10 - Fire Water System / Fire Suppression Water System, Surveillance Requirement (continued)

Basis for Specification SR 5.2.10 The fire water pumps are required to supply water for fire suppression and safe shutdown cooling. The specified testing interval is sufficient to ensure proper operation of the pumps and controls. The motor driven pu=p routinely operates intermittently.

The operability of the fire suppression water system ensures that ade-quate fire suppression and emergency safe shutdown cooling capability is available. The specified testing interval is sufficient to ensure proper operation of the system when required.

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ATIACHMENT 2 804 019 4

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Specification SR 5.2.24 - Circulating Water Makeup Sy s t e.n , ' *-- illan ce Re-quirement The circulating water makeup system shall be verified operable as fol-lows:

a) The circulating water makeup pond minimum inventory shall be verified daily. The pond level instrumentation chall be functionally tested monthly and calibrcted annually, b) The circulating water makeup pumps shall be functionally tested weekly.

The purg controls and instrumentation including the fire water pump pits shall be functionally tested monthly and calibrated annually.

c) The valve lineup of the flow path between the circulating water stor-age ponds and the fire water pump pits shall be verified correct monthly.

Basis for Specification SR 5.2.24 The circulating water makeup system is required to supply water for fire suppression and safe shutdown cooling. The specified testing interval is suf-ficient to ensure proper operation of the pumps and controls. The system rou-tinely operates during normal plant operation.

804 020

e s 4 ATTACHMENT 3 804 021

Specification SR 5.10.3 - Smoke Detectors and Alarm, Surveillance Requirement The smoke detectors and alarms listed in rable 4.10-3 shall be demon-strated operable as follows:

a) Monthly by functional test of the non-supervised circuits between the local panels and the rain control panel.

b) Semi-annually by functional test of the smoke detectors and alarms, and by functional test of supervisory circuits associated with the smoke detector alarms.

Basis for Specification SR 5.10.3 Operability of the fire detection instrumentation ensures that adequate warning capability is available for the prompt detection of fires. This capa-bility is required in order to detect and locate fire in their early stages.

Testing at the specified intervals is sufficient to ensure operability of the system.

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, 8 9 ATTACHMENT 4 804 023

Specification LC0 4.10.5 - Fixed Water Sprav System, Limiting Condition for Operation The following fixed water spray or sprinkler systems shall be operable during power operation:

a) The 480 volt switchgear room system.

b) The auxiliary electrical equipment room system.

c) The system serving the congested cable area of the reactor buildi, side of the "J" wall.

d) The system serving the congested cable area of the turbine building side of the "G" wall.

e) The Loop 1 hydraulic power unit system, f) The Loop 2 hydraulic power unit system.

g) The boiler feed pump 1A system.

h) The boiler feed pump 1C system.

1) Auxiliary boiler room.

j) Reactor plant exhaust filterc.

If one or more of the spray ?fstems becoIes inoperable, a fire watch shall be established along with backup fire suppression equipment for the affected area or areas. The affected area will be inspected once per hour.

If the system or systems can not be made operable within 14 days the reactor shall be shutdown in an orderly manner.

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Specificaton LCO 4.10. 5 - Fixed Water Spray System, Limiting Condition for Operation (continued)

Basis far Specification LCO 4.10. 5 The operability of the fire suppression systems ensures that adequate fire suppression capability is available to confine and extinguish fires oc-curring in any portion of the facility where safety related equipment is lo-cated. The fire suppression system consists of the water system, spray and/or sprinklers, carbon dioxide, Halon, fire hose stations, and yard fire hydrants.

The collective capability of the fire suppression systems is adequate to mini-mize potential damage to safety related equipment and is a major element in the facility fire protection program.

In the event that portions of the fire suppression systems are inoperable, alternate backup fire fighting equipment is required to be made available in the affected areas until the inoperable equipment is restored to service.

804 025

Specification SR 5.10.6, Fixed Water Spray System, Surveillance Requirement Each of the fixed water spray systems lis ced in LCO 4.10.5 shall be veri-fied operable as follows:

a) Annually by cycling each valve in the flow path through one complete cycle of full travel.

6 b) Each refueling cycle by inspection of the flow headers to verify their integrity and inspection of each nozzle to verify no blockage.

c) At least once per three years by performing an air flow test through each open head spray / sprinkler headei and verifying each open head spray / sprinkler nozzle is unobstructed, d) The temperature instruments and controls ascociated with the reactor plant exhaust filters shall be functionally tested semi-annually.

Basis for Specification SR 5.10.6 Operation of the valves and verification of the flow path at the speci-fled intervals is sufficient to demonstrate capability to operate if required.

Semi-annually cesting the temperature instruments and controls associated with the reactor plant exhaust filters in sufficient to ensure operability of the system.

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@ g ATTATENT S 804 027 9

Specification LCO 4.10.6 - Carbon Dioxide Fire Suppression System, Emergency Diesel Generator Rooms, Limiting Condition for Operation The carbon dioxide fire suppression system for the emergency diesel gen-erator rooms shall be operaDie whenever the emergency diesel generators are required to be operable.

If *.he carbon dioxide fire suppression system becomes inoperable, the following action shall be taken:

An individual shall be assigned to inspect the emergency diesel gen-erator rooms once per hour.

Alternate fire suppression equipment shall be stationed outside the emergency diesel generator rooms.

The carbon dioxide fire suppression system shall be made operable within 30 days or the emergency diesel generators shall be considered inoperable.

Basis for Specification I.C0 4.10.6 The carbon dioxide fire suppression system prm vides for detection and suppression of fires in the emergency diesel generator rooms, areas which are not normally manned, and manual backup fire suppression for the 480 voit room and auxiliary boiler room areas.

In the event part of the carbon dioxide fire suppression system becomes inoperable the hourly inspections and portable fire fighting equipment made svailable will minimize the possibility of fire damage to safety related equip-ment.

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Specification SR 5.10.7 - Carbon Dioxide Fire Suppression System, Surveillance Req ui remen t The carbon dioxide fire suppression system shall be demonstrated operable as follows:

a) Weekly - verify storage tank level and pressure.

b) Annually:

1) Verify operation of system valves and associated dampers upon actuation signal.

2) Verify flew from each nozzle during a "puf f test".

Bcsis for Specification SR 5.10.7 A weekly check of level and pressure in the carbon dioxide storage tank insures sufficient carbon dioxide for fire suppression and the support equip-ment is operating properly.

An annual flow check and simuisted automatic actuation of the system along with the regular calibration of system instrumentation p avides adequate assurance that the system will be ready to suppress any fire that could occur in the emergency diesel generator rooms.

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ADAOLDiT 6 804,630

Specification LCO 4.10. 7 - Fire Hose Stations, Limiting Condition for Operation The fire hose stations listed in Table 4.10-7 shall be operable whenever the equipment they protect is required to be operable.

If one or more of these fire hose stations should become inoperable, an alternate fire hose shall be laid out to the unprotected area from an operable fire hose station.

Fire hose stations may be added to Table 4.10-7 without prior License Amendment provided a revision to Table 4.10-7 is included with a subsequent License Amendment request.

Basis for Specification LCO 4.10. 7 The fire water system is the plant's primary fire suppression system and provides the final backup to all other fire suppression systems. The fire water hoses, or laid out alternates, provide adequate protection for required equipment to minimize damage in case of a fire.

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TABLE 4.10-7

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HOSE STATION NO. BUILDING ELEVATION TH 6 Turbine 4829 TH 7 Turbine 4829 TH 8 Turbina 4829 TH 9 Turbine 4829 TH 10 Turbine 4811 TH 11 Turoine 4811 TH 12 Turbine 4811 TH 13 Turbine 4811 TH 1 Turbine 4791 TH 2 Turoine 4791 TH 3 Turbine 4791 TH 4 Turbine 4791 TH 5 Turbine 4791 ACH 3 Access Bay 4885 ACH 4 Access Bay 4885 ACH 6 Access Bay 4864 ACH 7 Access Bay 4864 ACH 8 Access Bay 4846 ACH 5 Access Bay 4885 ACH 2 Access Bay 4940 ACH 1 Access Bay 4960 ([b-RH 39 Reactor 4916 @4 RH 40 Reactor 4916

TABLE 4.10-7 (ccntinued)

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HOSE STATION NO. BUILDING ELEVATION RH 38 Reactor 4906 RH 34 Reactor 4881 RH 35 Reactor 4881 RH 36 Reactor 4881 RH 37 Reactor 4881 RH 30 Reactor 4864 RH 31 Reactor 4864 RH 32 Reactor 4864 RF. 33 Reactor 4864 RH 28 Reactor 4854 RH 29 Reactor 4849 RH 26 Reactor 4839 RH 27 Reactor 4839 RH 22 Reactor 4829 RH 23 Reactor 4829 RH 24 Reactor 4829 RH 25 Reactor 4829 RH 20 Reactor 4811 RH 21 neactor 4811 RH 18 Reactor 4801 RH 19 Reactor 4801 RH 15 Reacter 4791 RH 16 Reactor 4791 RH 17 Reactor 4791 0

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TABLE 4.10-7 (continued)

HOSE S1ATION NO. BUILDING ELEVATION RH 13 Reactor 4781 RH 14 Reactor 4781 RH 10 Reactor 4771 RH 12 Reactor 4771 RH 9 Reactor 4769 RH 11 Reactor 4769 RH 6 Reactor 4759 RH 7 Reactor 4759 RH 5 Reactor 4756 RH 8 Reactor 4756 RH 1 Reactor 4740 RH 2 Reactor 4740 RH s Reactor 4740 RH 4 Reactor 4740

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Specification SR 5.10.8 - Fire Hose Stations, Surveillance Requirement Each o the fire hose stations listed in Table AJG-7 shall be checked monthly to insure all required equipment is at the ctation.

The fire hoses at these stations shall be removed for inspection, re-packing, and refurbishing as required once per refueling cycle.

These fire hose stations shall be tested for flow and the . fire hoses hydrostatically tested once every 3 y ears.

Basis for Specification SR 5.10.E These checks of the fire water hose system will demonstrate the systed s ability to operate if required.

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Specification LCO 4.10.8 - Yard Fire Hydrants and Hydrant Hose Houses, Limiting Conditions for Operation The following yard fire hydrants and asnociated hydrant hose houses shall be operable during power operation:

a) Number 1 northeast of the circulating water valve pit.

b) Number 3 north of the circulating water cooling tower.

c) Number 6 south of the circulating water cooling tower.

d) Number 7 southeast of the service water cooling tower.

e) Number 11 southeast of the turbine building.

If one or more of the yard fire hydrants or associated hydrant hose houses become inoperable, locate sufficient additional lengths of 21/2 inch diameter hose in an adjacent operable hydrant hose house to provide service to the un-protected area.

Basis for Specification LCO 4.10.8 The operability of the fire suppression systems ensures that adequate fire suppressien capability is available to confine and extinguish fires .c-curring in any portion of the facility where safety related equipment is lo-cated. The fire suppression system consists of the water system, spray and/or sprinklers, carbon dioxide, Halon, fire hose stations, and yard fire hydrants.

The collective capability of the fire suppression systems is adequate to mini-mize potential damage to safety related equipment and is a major element in the facility fire protection program.

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Specification LCO 4.10.8 - Yard Fire Hydrants and Hydrant Hose Houses,1/.miting Conditions for Operation (continued)

In the event that portions of the fire suppression systems are inoperable, alternate backup fire fighth:3 equipment is required to be made available in the affected areas until the inoperable equipment is restored to service.

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Specification SR 5.10.9 - Yard Fire Hydrants and Hydrant Hose Houses, Surveil-lance Requirement Each of the yard fire hydrants and associated hydrant hose houses listed in LCO 4.10.8 shall be verified operable as follows:

a) Monthly by visual inspection of the hydrant hose house to assure all required equipment is at the hose house.

b) Semi-annually (once during March, April, or May, and once during Sep-techer, October, or November) by visually inspecting each yard fire hydrant and verifying that the hydrant barrel is dry and that the hydrant is not damaged.

c) Annually by conducting a hose hydrostatic test at a pressure at least 50 psig greater than the maximum pressure available at any yard fire hydrant and by replacement of all degraded gaskets in couplings.

Basis for Specification' SR 5.10.9 Inspection and testing at the specified intervals is sufficient to ensure operability of the hydrants and hydrant hose houses when required.

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s 4.10 Fire Suppression Systems - Limiting Conditions for Operation Applicability Applies to the minimum operable equipment for the plant fire suppression system.

Objective To ( ure that the capability for sitppressing any fire involving safety related equipment is maintained.

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5.10 Fire Suppression Systems - Surveillance Requirements Appli cability Applies to the surveillance of the fire suppression and protection sys-tems and equpment.

Objective To establish the minimum frequency and type of surveillance on the equip-ment of the fire suppression and protection equipment to assure that the capa-bility exists for suppressing any fire involving safety related equipment.

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