ML19344B347
| ML19344B347 | |
| Person / Time | |
|---|---|
| Site: | Crane  |
| Issue date: | 08/14/1980 |
| From: | Snyder B Office of Nuclear Reactor Regulation |
| To: | Arnold R METROPOLITAN EDISON CO. |
| References | |
| NUDOCS 8008260682 | |
| Download: ML19344B347 (6) | |
Text
UDM M** "' *
j UNITED STATES g-
'o NUCLEAR REGULATORY COMMISSION
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WASHINGTON. D. C. 20555 e
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August 14, 1980
. Docket No. 50-320 J
Mr. R. C. Arnold Senior Vice President Metropolitan Edison Company 100 Interpace Parkway Parsippany, New Jersey 07054
Dear Mr. Arnold:
Enclosed for your information and use are copies of Change No. 1 and Change No. 2 to the TMI-2 Recovery Operaticn Plan. The revised pages (4.1-2, 4.9-1 and 4.9-2) contain vertical lines indicating the area of change. The corresponding overleaf pages are also provided to maintain document completeness.
Change No. I was approved on July 25, 1980 as noted in the letter to R. C. Arnold, Met. Ed/GPU from John T. Collins, USNEC (NRC/TMI-80-ll5). Change No. 2 was approved on July 31, 1980 as noted in the letter to R. C. Arnold, Met. Ed/GPU from John T. Collins, USNRC (NRC/TMI-80-118).
Sincerely, LC' s/- y~
Bernard J. Snyder, Program Director Three Mile Island Program Office Office of Nuclear Reactor Regulation
Enclosures:
1.
Recovery Operation Plan Change No. 1 2.
Recovery Operation Plan Change No. 2 I
cc w/ enclosures:
See next page 8 008280gg
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SURVEILLANCE REQUIREMENTS 4.1 WATER INJECTION COOLING AND REACTIVITY CONTROL SYSTEMS
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4.1.1 BORATION CONTROL BORON INJECTION o
4.1.1.1 Two systems capable of injecting borated cooling water into the Reactor Coolant System shall be demonstrated OPERABLE:
a.
At least once per 7 days by verifying that the accessible (per occupational exposure considerations) heat traced portion of the flow path from the concentrated boric acid storage system is energized.
b.
At least once per 31 days by verifying that each accessible (per occupational exposure considerations) valve (manual, power operated or automatic) in each flow path that is not locked, sealed, or otherwise secured in position, is in its correct position.
c.
At least once per 31 days by verifying (per occupational exposure considerations), that on recirculation flow, the makeup pump required by Technical Specification 3.1.1.1 develops a discharge pressure of greater than or equal to 1125 psig and that each pump operates for at least 15 minutes.
d.
At least once per 31 days by verifying (per occupational exposure considerations), that on recirculation flow, the decay heat "emoval pump required by Technical Specification 3.1.1.1 develops a discharge pressure of greater than or equal to 151 psig and that each pump operates for at least 15 minutes.
e.
At least once per 31 days by:
1.
Starting (unless already operating) the boric acid pump from the control room.
2.
Verifying (per occupational exposure considerations) th'e boric acid pump develops a discharge pressure of greater than or equal to 65 psig and operates for at least 15 minutes.
3.
Verifying that the boric acid pump is aligned to receive electrical power from an CPERABLE bus.
1 e
THREE MILE ISLAND - UNIT 2 4.1-1
SURVEILLANCE REQUIREMENTS BORON INJECTION (Continued) f.
At least once per 7 days by:
1.
Verifying the boron concentration in the concentrated boric
' acid storage system is between 7875 and 13,125 ppm.
2.
Verifying the boron concentration in the BWST is between 3000 and 4500 ppm.
3.
Verifying the contained borated water volume of the con-centrated boric acid storage system is in accordance'with Figure 3.1-1.
4.
Verifying the contained borated water volume of the BWST is at least 100,000 gallons.
5.
Verifying the concentrated boric acid storage system solution temperature is at least 105 F.
At least once per 24 hours2.777778e-4 days <br />0.00667 hours <br />3.968254e-5 weeks <br />9.132e-6 months <br /> by verifying the BWST temperature is at g.
least 50*F when the outside air temperature is less than 50 F.
h.
At least once per 12 hours1.388889e-4 days <br />0.00333 hours <br />1.984127e-5 weeks <br />4.566e-6 months <br /> (when system is in operation) by verifying that the standby reactor coolant system pressure control system:
1.
Surge tank water volume is filled to between 55% and 80% of tank capacity and the tank is pressurized to the operating RCS pressure i 25 psig but not higher than 600 psig.
2.'
Isolation valves on'the discharge side of the water filled tank nearest the reactor coolant system are open.
3.
The in-service nitrogen supply bank is pressurized to between 225 and 400 psig.
i.
At least once per 7 days by verifying that the standby reactor coblant system pressure control system water filled tanks, the surge tank, and the degassed water supply tank contain borated water with:
1.
A boron concentration of between 3000 and 4500 ppm.
v 2.
A dissolved gas concentration of less than 15 scc /kg of water.
j.
At least once per 31 days by verifying that the standby reactor coolant system pressure control system isolation valve on the dis-charge side of the water filled tank nearest the reactor coolant system closes' automatically on a tank low level test signal.
THREE MILE ISLAND - UNIT 2 4.1-2 Change No. 1
SURVEILLANCE REQUIREMENTS 4.9 LIQUID RADIOACTIVE WASTE STORAGE FUEL HANDLING BUILDING / AUXILIARY BUILDING AIR CLEANUP SYSTEMS 4.9.12 The fuel handling building air cleanup system and the auxiliary building air cleanup system shall be demonstrated OPERABLE:
At least once per 31 days by initiating, from the control room, flow a.
througn the HEPA filters and charcoal adsorbers and verifying that each filter train operates for at least 15 minutes.
l b.
Initially and at least once per 18 months or (1) after any structural maintenance on the HEPA filter or charcoal adsorber housings, or (2) following painting, fire or chemical release in any ventilation zone communicating with the system by:
1.
Verifying a flow rate of 23,000 cfm i 10% for each fuel handling building exhaust filter train when tested in accordance with ANSI N510-1975.
2.
Verifying a flow rate of 36,000 cfm + 10% for each auxiliary building exhaust filter train when tested in accordance with
^
ANSI N510-1975.
c.
At least once per 18 months by:
1.
Verifying an exhaust flow rate of at least 36,000 cfm for the fuel handling building air cleanup system with two fuel handling building supply fans and two fuel handling building exhaust fans in operation.
2.
Verifying an exhaust flow rate of at least 65,000 cfm for the auxiliary building air cleanup system with two auxiliary building supply fans and two auxiliary building exhaust fans in operation.
3.
Verifying that the pressure drop across the combined HEPA filters and charcoal adsorber banks of each fuel handling building filter train is less than 6 inches Water Gauge while it operates at a flow rate of 23,000 cfm i 10%.
4.
Verifying that the pressure drop across the combined HEPA filters and charcoal adsorber banks of each auxiliary building filter train is less than 6 inches Water Gauge while it operates at a flow rate of 36,000 cfm i 10%.
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THREE MILE ISLAND - UNIT 2 4.9-1 Change No. 2 l
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SURVEILLANCE REQUIREMENTS 5.
Verifying that the fuel handling building air cleanup system, maintains the fuel handling building at a negative pressure of greater than or equal to 1/8 inch Water Gauge relative to the outside atmosphere during system operation.
6.
Verifying that the auxiliary building air cleanup system maintains the auxiliary building at a negative pressure of greater than or equal to 1/8 inch Water Gauge relative to 'he outside atmo-sphere during system operation.
7.
Verifying that each fuel handling building filter train satisfies the in place testing acceptance criteria and uses the test procedures of Regulatory Positions C.S.a and C.5.c of Regulatory Guide 1.52, Revision 2, March 1978, and the system flow rate is 23,000 cfm i 10%.
8.
Verifying that each auxiliary building filter train satisfies the in place testing acceptance criteria and uses the test procedures of Regulatory Positions C.S.a and C.S.c of Regulatory Guide 1.52, Revision 2, March 1978, and the system flow rate is 36,000 cfm i 10%.
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d.
After each complete or partial replacement of a HEPA filter bank in a fuel handling building filter train by verifying that the HEPA filter banks in this filter train remove greater than or equal to 99.95% of the DOP when they are tested in place in accordance with ANSI N510-1975 while operating the filter train at a flow rate of 23,000 cfm i 10%.
After each complete or partial replacement of a HEPA filter bank in e.
an auxiliary building filter train by verifying that the HEPA filter banks in this filter train remove greater than or equal to 99.95% of the DOP when they are tested in place in accordance with ANSI N510-1975 while operating the filter train at a flow rate of 36,000 cfm i 10%.
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THREE MILE ISLAND - UNIT 2 4.9-2 Change No. 2 y