ML20236M657

Submits Preoperational Test Acceptance Criteria & Test Results for North Anna ISFSI Construction.Preoperational Test Results Acceptable

ML20236M657
Person / Time
Site:	North Anna
Issue date:	07/07/1998
From:	Ohanlon J VIRGINIA POWER (VIRGINIA ELECTRIC & POWER CO.)
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II)
References
98-378A, TAC-L22113, NUDOCS 9807140187
Download: ML20236M657 (12)

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e VIRGINIA Eu:cTRic ann POWER COMi%NY l RicuuoNo, ha:N A 23ni July 7,1998 l

US Nuclear Regulatory Commission Serial No. 98-378A Region ll NL&OS/MAE R4' l Atlanta Federal Center Docket No. 72-16 61 Forsyth Street, SW, Suite 23T85 License No. SNM-2507 Atlanta, Georgia 30303 Gentlemen:

l VIRGINIA ELECTRIC AND POWER COMPANY j NORTH ANNA INDEPENDENT SPENT FUEL STORAGE INSTALLATION PREOPERATIONAL TESTING (TAC NO. L22113) l On June 30,1998, Virginia Electric and Power Company (Virginia Power) submitted the preoperational test acceptance criteria and the test results for the dry run of spent fuel

cask handling activities associated with the Independent Spent Fuel Storage Installation (ISFSI) pursuant to 10 CFR 72.82(e) (Serial No.98-378). This letter submits the l preoperational test acceptance criteria and 11-4 test results for the ISFSI construction

! (attached). The preoperational test results were acceptable.

! Please contact us if you have any questions or require additional information.

Very truly yours, James P. O'Hanlon Senior Vice President - Nuclear Attachment Commitments made by this letter: None i

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- l 9807140187 990707  !

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. 1 cc: 'Mr. Carl J. Paperiello, Director Office of Nuclear Material Safety and Safeguards U. S. Nuclear Regulatory Commission Washington, D. C. 20555 1

Mr. J. W. Shea Office of Nuclear Material Safety and Safeguards

, U. S. Nuclear Regulatory Commission, Mail Stop 14-H-22 Washington, D. C. 20555

.W;M Attention: Document Control Desk Washington, D. C. 20555 Mr. M. J. Morgan NRC Senior Resident inspector North Anna Power Station l

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r Attachment Preoperational Testing for the ISFSI Construction t

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1.0 Introduction This preoperational test report addresses the construction of the North Anna independent Spent Fuel Storage Installation (ISFSI). The functional testing of l the ISFSI was conducted in accordance with test plans that were part of the design change packages used to construct the facility. This report covers testing of normal power, emergency power, security systems, cask monitoring system, j telephone system and system interferences due to radios.

l 2.0 Functional Testing of the ISFSI Facility l

Functional Testing of the ISFSI Facility was performed following the completion l of work ca each system and was completed on July 3,1998. The following are l

l the preoperational testing acceptance criteria and test results for the construction

! of the ISFSI.

2.1 Normal Power

, 2.1.1 Transfer of Permanent Power To Facility l

Applicable Procedures:

0-NAT-E-003, Attachment 11.2, Checklist for Circuit Energi:ation

! Acceptance Criterion:

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1. Verify the transfer from temporary construction power to the 34.5 kv power feed to 480 volt and 120 volt circuits dedicated to the ISFSI site.

Results:

! Between June 29,1998 and July 3,1998, power was transferred from temporary construction power to permanent 34.5 kv circuits for the ISFSI. The 480 volt and l 120 volt circuits successfully operated as designed.

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2.2 Emergency Power

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2.2.1 Emergency Diesel Preoperational Checks Applicable Procedures: l 0-NAT-E-001, Attachment 11.1, Electrical Loop Functional Checkout 0-PT-4.1, 0-FH-DG-1, ISFSI Emergency Diesel Generator Test Acceptance Criteria:

1. Verify there are no oil, fuel or water leaks associaed with the diesel generator.

2. Verify proper radiator coolant level and fuel oil supply, that drive belts are intact, and that the exhaust system is tight.

3. Verify alarm system lamps operate.

4. Verify the automatic float / equalize battery charger indicates a voltage of  !

greater than or equal to 12 volts and amperage between 0 and 10 amps, inclusive.

5. Verify the alarm "lSFSI Lighting Contactor" has been received in the Central Alarm Station (CAS) when the local control switch is placed in the off position.

6. Verify that all of the . lighting is illuminated.

Results:

Prior to starting the diesel generator on June 29,1998, the system was verified to be leak tight and there was proper coolant and fuel oil supply. Drive belts were determined to be intact and the exhaust system was tight. An alarm system lamp check was performed and all lights illuminated satisfactorily. The voltage and amperage on the automatic float / equalize battery charger circuits were verified to be within specifications. The CAS received the alarm "lSFSI

. Lighting Contactor" when the local control switch was placed in the off position.

Lighting illuminated properly. The preoperational checks of the emergency diesel generator were determined to be successful.

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2.2.2 Transfer of Power From Normal to Emergency Source Applicable Procedures:

0-NAT-E-001, Attachment 11.1, Electrical Loop Functional Checkout 0-PT-4.2, Testing ISFSI UPS and 0-FH-DG-1 Acceptance Criteria:

1. Verify that the diesel generator automatically starts within 6 seconds of loss of normal power.

2. Verify the diesel generator loads within 300 seconds of reaching 90% of rated voltage.

3. Verify the diesel generator operates under load for an initial run of 60 minutcs or more.

4. Verify the diesel generator re-transfers load to the normal power supply after closing Breaker No. 5 in panel 0-FH-DB-4.

5. Verify the diesel generator automatically shuts down after the " cool down" cycle of approximately 5 minutes after load transfer to the normal bus.

l Results:

On June 29,1998, a functional test of the diesel generator was performed us'ing procedure 0-NAT-E-001, Attachment 11.1, Electrical Loop Functional Checkout.

The purpose of this procedure is to ensure the diesel generator operates in l accordance with the vendor technical manual. This test was successfully completed.

On July 3,1998, the diesel generator was tested in accordance with 0-PT-4.2, Testing ISFSI Security UPS and 0-FH-DG-1. The diesel generator automatically I l

started by initiating a loss of normal power by opening Breaker No. 5 in panel 0-FH-DB-4, which is the normal power supply to the transfer switch. The diesel I generator started in 6.73 seconds. This was greater than the acceptance criteria of 6 seconds. An engineering evaluation was performed and it was determined that the initial acceptance criteria was overly conservative and that a start time of

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L 10 seconds or less is acceptable. 0-PT-4.1,0-FH-DG-1 ISFSI Emergency Diesel Generator Test, and 0-PT-4.2 were revised to reflect the new start time. The diesel generator assumed load within 6.87 seconds after reaching 90% of rated voltage and ran for 70 minutes. The transfer of load to the normal power source was completed within 7.65 seconds of closing Breaker No. 5 in panel 0-FH-DB-4 and the diesel generator automatically shutdown in the " cool down" cycle after 5 minutes 4 seconds. The transfer of power from the normal power source to the l

emergency power source was successfully completed.

2.3 Security 2.3.1 Verification of Perimeter Lights Applicable Procedures:

SPIP-015, Security Inspections and Tests l Acceptance Criteria:

1. Verify lighting is sufficient to assess threats or unauthorized activities by use of the unaided eye.

2. Verify the ability to detect and recognize a person dressed in standard l

working clothes in a prone, crawling or standing and walking position.

Results:

The initial survey was performed on July 1,1998 which provided satisfactory l results to meet the acceptance criteria. However, light adjustments were made to maximize the use of available lighting capabilities and ancther survey was performed on July 2,1998. The results of the survey on July 2 exceeded the acceptance criteria established for the ISFSI.

l 2.3.2 Verification of Closed Circuit Television System' 1

l Applicable Procedures:

SPIP-015, Security inspections and Tests 0-IPM-SEC-PER-001, ISFSI Perimeter Protection System Preventive Page 4 of 9 w ____-__-__ _-_ _

l Maintenance j Acceptance Criteria: '

l l 1. Verify that the CAS/ Secondary Alarm Station (SAS) operator has visual 1

observation of the camera's associated zone and the video switcher directs the signal to the SAS and CAS for the alarmed zone.

2. Verify alarms are received when camera junction boxes are opened.

3. Verify alarms clear when camera junction boxes are closed.

Results:

Testing of the closed clicuit television system (CCW) was conducted on July 2 and 3,1998. Testing was performed in conjunction with the testing of microwave zones 1 through 6. Testing determined that the CAS/SAS had visual observation of each camera's associated zone ?t the ISFSI site at the time of the alarm. Camera junction boxes were openea and it was verified that the CAS/SAS received the appropriate alarms. When camera junction boxes were closed, it was verified that alarms reset. Testing of the CCW system was performed successfully.

2.3.3 Verification of Perimeter Intrusion Detection System (PIDS)

Applicable Procedures:

SPIP-016, Security inspections and Tests 0-IPM-SEC-PER-001, ISFSI Perimeter Protection System Preventive Maintenance 0-PT-4.2, Testing ISFSI UPS and 0-FH-DG-1 Acceptance Criteria:

1. Verify that the CAS receives alarms for each microwave zone when the transmitter and receiver domes are loosened, the transmitter and receiver electronics enclosures are opened, and the transmitter junction box and receiverjunction box are opened. I

2. Verify that the CAS receives normal indication following the tightening of Page 5 of 9

each transmitter and receiver dome, closure of each transmitter and receiver electronics enclosure, and closure of the transmitter junction box and receiverjunction box.

3. . Verify a minimum of 30 personnel intrusions were successfully performed in each microwave zone.

4. Verify the Security Uninterruptible Power Supply (UPS) provides power to the ISFSI security alarm monitoring and communicating devices during load transfers to and from the diesel generator.

Results:

Alarm indication was received in the CAS for tampering of microwave zone transmitters and receivers domes, transmitter and receiver electronics-enclosures and the transmitter junction box and the receiver junction box. Alarm indication returned to normal in the CAS upon returning equipment to its normal state. A minimum of 30 personnel intrusions were successfully performed in each microwave zone to ensure equipment operated correctly to detect personnel intrusion and tampering of equipment. In addition, when the diesel-generator was tested, it was verified that the UPS provided power to ISFSI security alarm monitoring and communication devices during load transfers to and from the diesel generator. Testing of the microwave system was performed satisfactorily.

2.3.4 Verification of Card Reader Applicable Procedures:

L . SPIP-015, inspections and Tests 0-IPM-SEC-PER-001, ISFSI Perimeter Protection System Preventive Maintenance 0-PT-4.2, Testing ISFSI UPS and 0-FH-DG-1 Acceptance Criteria:

1. Verify that upon removal of a card reader from its mounting that the CAS L

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operator receives an alarm.

2. Verify that upon re-installation of the card reader that the CAS operator receives normalindication.

Results:

The CAS operator was able to receive alarms when card readers were removed from their mounted location. Upon replacement of the card readers, the CAS operator received normal indication. The card readers were tested to ensure they can adequately determine personnel access and egress to the ISFSI site.

Testing of the card readers was performed satisfactorily.

2.4 Cask Monitoring 2.4.1 Verification Of Cask Parameter Alarms Applicable Procedures:

0-NAT-E-001, Attachment 11.1, Electrica! Loop Functional Checkout 0-PT-4.4, Testing ISFSI Dry Cask Alarm Panels Acceptance Criteria:

1. Verify alarms on panel 0-FH-IND-1 function properly.

2. Verify the remote alarm, "lSFSI Cask Status," in the CAS functions properly.

3. Verify the heaters for panels 0-FH-PNL-1 and 2 operate properly.

Results:

On July 3,1998, testing of the cask monitoring alarms was conducted. The test mode on the ISFSI Cask Pressure Alarm D. splay Monitor was selected to verify alarms for cask locations 1-1 through 1-28 on the alarm panel indicated "PS A&B Low (Pressure Switch A&B Low)." The alarms were received as expected. It l was also verified that the alarm "lSFSI Cask Status" was received in the CAS.

Upon resetting of the system to normal, the alarms cleared on the local panel and in the CAS. A simulated loss of power was alsc performed. This test verified the CAS received the alarm "lSFSI Cask Status."

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On June 30,1998, the heaters for panels 0-FH-PNL-1 and 2 were tested to l ensure the heaters would properly energize and de-energize based on environmental conditions. The heaters operated as designed. The thermostats were set to energize with a decreasing temperature of 60 F in the panels.

Testing verified that cask monitoring parameter alarms operated satisfactorily.

2.5 Telephone 2.5.1 Verification Of Connection Applicable Procedures:

Not applicable Acceptance Criterion:

1. Verify proper installation of the telephone by sending and receiving phone messages.

Results:

Following the installation of the telephone at the ISFSI alarm panel station, phone calls were both sent and received successfully.

2.6 System Interferences 2.6.1 Interferences From 800 MHz Radios Applicable Procedures:

0-NAT-E-001, Attachment 11.1, Electrical Functional Checkout Acceptance Criterion:

1. Verify that 800 MHz radios in close proximity to the control and alarm panels do not interfere with system operation.

Resulta-On July 1,1998, an 800 MHz hand held radio was operated in close proximity l

(less than one foot) to the cask monitoing alarm panels. No radio interference occurred. Test results were satisfactory.

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i-l 3.0 Conclusion

The functional testing of the ISFSI was successfully completed. These tests

, verified that the ISFSI will operate safely in accordance with approved

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l procedures and design specifications.

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