ML20065L187

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Proposed TS Re Carbon Sample Testing
ML20065L187
Person / Time
Site: Millstone Dominion icon.png
Issue date: 04/14/1994
From:
NORTHEAST NUCLEAR ENERGY CO.
To:
Shared Package
ML20065L183 List:
References
NUDOCS 9404200331
Download: ML20065L187 (9)
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Text

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ILoSket No. 50-336 B14820 Attachment 1 Millstone Nuclear Power Station, Unit No. 2 Proposed Revision to Technical Specifications Carbon Sample Testing Marked-up Pages April 1994 9404200331 940414 .i PDR ADOCK 05000336 l p PDR j 2

)- ri ury 22, y1 CONTAINMEtU SYSTEMS SURVEILLANCE REQUIRENENTS (Continued)

1. Verifying that the cleanup system satisfies the in-place testing l

-- acceptance criteria and uses the test procedures of Regulatory i Positions C.5.a. C.S.c and C.S.d of Regulatory Guide 1.52,  !

Revision 2, March 1978, and the system flow rate is 9000 cfm 1 10%. .

2. Verifying within 31 days after removal that a laboratory analysis

, of a representative carbon sample obtained in accordance with .

i Regulatory Position C.6.b of Regulatory Guide 1.52, Revision. -

March 1978, meets the laboratory- testing criteria of Regul ory Position C.6.a of Regulatory Guide' 1.52. Revision 2. Marc 178.N

3. Verifying a system flow rate of 9000 cfm + 10% during system operation when tested in accordance with INSI N510-1975.
c. 'After every 720 hours0.00833 days <br />0.2 hours <br />0.00119 weeks <br />2.7396e-4 months <br /> of charcoal adsorber operation by verifying within 31 days after removal that a laboratory analysis of a representa-tive carbon sample obtained in accordance with Regulatory Position C.6.b laboratoryof Regulatory Guideof1.52.[Rev}

testing criteria Guide 1.52, Revision 2. March 19 .$

sign 2. March gula tof Position C.6.a of1978, meets the Re'gulatory K

d. At least once per 18 months by:
1. Verifying that the pressure drop across the combined HEPA tilters and charcoal adsorber banks is < 6 inches Water Gauge while operating the system at a flow rate of 9000 cfm 110%.

k 2. Verifying that the system starts on an Enclosure Building Filtra-tion Actuation Signal (EBFAS).

3. Verifying that each system produces a negative pressure of greater than or equal to 0.25 inces W.G. in the Enclosure Building Filtration Region within (1) minute after an EBFAS.
e. Af ter.each complete or partial replacement of a HEPA filter bank by verifying that the HEPA filter banks remove greater than or equal to 99t of the 00P when they are tested in-place in accordance with ANSI

~l N510-1975 while operating the system at a flow rate of 9000 cfm '

i

+ 10%.

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! C  ;$ ASTM D3TD3 49 shall be used S Pl out of .l

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-Qay 9;, cay 2.3/4 6-26 MILLSTONE - UNIT 2 n ~n Aumourer Mo.

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4 a S ec e n 29, 19o0 Pl. ANT SYSTEMS SURVEILLANCE REQUIREMENTS

& 4.7.6.1 Each control room emergency ventilation system shall be demonstrated OPERABLE:

a. At least once per 12 hours1.388889e-4 days <br />0.00333 hours <br />1.984127e-5 weeks <br />4.566e-6 months <br /> by verifying that the control room air temperature is 1 100*F.
b. At least once per 31 days on a STAGGERED TEST BASIS by initiating from the control room, flow through the HEPA filters and charcoal absorber train and verifying that the system operates for at least 15 minutes.
c. At least once per 18 months or (1) af ter any structural maintenance on the HEPA filter or charcoal adsorber housings, or (2) following painting, fire or chemical release in any ventilation zone communi-cating with the system by:
1. Verifying that the cleanup system satisfies the in-place testing acceptance criteria and uses the test procedures of Regulatory Positions C.S.a. C.S.c and C.5.d of Regulatory Guide 1.52, Revision 2, March 1978, and the system flow rate is 2500 cfm 10%.

i

2. Verifying within 31 days after removal that a laboratory analysis of a representative carbon sample obtained in accor- ,

dance with Regulatory Position C.6.b of Regulatory Guide 1.52, )

{y.+"

Revision 2, Marc of Regulatory sitlpn eets the laboratory testing criteria C.6.a of Regulatory Guide 1.52, Revi-l u

sion 2, March 178Ph The arbon sample shall have a removal ,

efficiency of 2 ercent 1

3. Verifying a system flow rate of 2500 cfm 10% during system operation when tested in accordance with ANSI H510-1975.
d. After every 720 hours0.00833 days <br />0.2 hours <br />0.00119 weeks <br />2.7396e-4 months <br /> of charcoal adsorber operation by verifying l within 31 days after removal that a laboratory analysis of a repre-sentative carbon sample obtained in accordance with Regulatory Position C.6.b of Regulatory Guide 1.52, Revisi 2, March 1978, meets the laboratory testing criteria of Regu ory o ition C.6.a of Regulatory Guide 1.52, Revision 2, March I 8 3%.
e. At least once per 18 months by:
1. Verifying that the pressure drop across the combined HEPA filters and charcoal adsorber banks is less than 6 inches Water Gauge while operating the system at a flow rate of 2500 cfm i 10%.
2. Verifying that on a recirculation signal, the system automati-cally switches into a recirculation mode of operation with flow h through lh arcoal adsorber b .

-.{6 f\c3tM D3 f!IO3 4t SM bt used m Matt d k MSc Uso9-m% as rehced 6 4 rat 2 of IE9444tYdm 12 15 2. .a 1&T M 7-17 AmendmentNos.JE,//,JEE,JJJ,h)115.

. A-Sebreaey-26,1982

~

REFUELING OPERATIONS

y. .

. SURVEILLANCE REQUIREMENTS (Continued)

1. . Verifying that the cleanup system satisfies the in-place testing

- acceptance criteria and uses the test procedures of Regulatory Positions C.5.a. C.5.c and C.S.d of Regulatory Guide 1.52 Revi-sion 2. March 1978, and the system flow rate is 9000 cfm 110%.

2. Verifying within 31 days after removal that a laboratory analysis- '

of a representative carbon sample obtained in accordance with Regulat @ ition C.6.b of Regulatory Guide 1.52. Revision N 78, mee the laboratory testing criteria. of Regula ory 8. k )

March Positio C.f.a Regulatory Guide 1.52, Revision 2. March fo

3. Verifying em flow rate of 9000 cfm i 10% during system operation when tested in accordance with ANSI N510-1975.
c. Af.ter every 720 hours0.00833 days <br />0.2 hours <br />0.00119 weeks <br />2.7396e-4 months <br /> of charcoal adsorber operation by verifying within 31 days af ter removal that a laboratory analysis of a repre-sentative carbon sample obtained in accordance with Regulatory Position C.6.b of Regulatory Guide 1.52. Revision 2. March 1978, meets the laboratory testing criteria of Reg at Position C.6.a of Regu.latory Guide 1.52, Revision ,2, March 197 . M
d. At least once per 18 months by:  ;

. 1. Verifying th::t the pressure drop across the combined HEPA ,

filters and charcoal adsorber banks is < 6 inches Water Gauge while operating the system at a flow rate of 9000 cfm 110%.

2. Verifying that on a Spent Fuel Storage Pool Area high radiation signal, the system automatically starts (unless already operating) and directs its exhaust flow through the HEPA filters and charcoal adsorber banks. j
e. Af ter each complete) d partial replacement of a HEPA filter bank by verifying that the HEPA filter banks remove greater than or equal to 99% of the DOP when they are tested in-place in accordance with ANSI N510-1975 while operating the system at a flow rdte of 9000 cfm 110%. j W D3803 - M skail b2. used in pact M -

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Aust usm- me as rha L w '

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HILLSTONE Y UNIT 2m C-344 9-17 %'v^ et 1%W1Eur NU.

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Docket No. 50-336 5 B14820 i

l Attachment 2 Millstone Nuclear Power Station, Unit No. 2 Proposed Revision to Technical Specifications a

4 Carbon Sample Testing Retyped Pages r

s t

k

}

5 4

p J

1 April 1994 I i

- . -_~ - . - . _ _ . . _ - ,

GDitTAINMENT SYSTEMS Sul.VEILLANCE REQUIREMENTS (Continued)

=

1. Verifying that the cleanup system satisfies the in-place testing l acceptance criteria and uses the test procedures of Regulatory I Positions C.5.a. C.S.c and C.5.d of Regulatory Guide 1.52, i Revision 2, March 1978, and the system flow rate is 9000 cfm ,

i 10%. l

2. Verifying within 31 days after removal that a laboratory analysis of a representative carbon sample obtained in accordance with Regulatory Position C.6.b of Regulatory Guide 1.52, Revision 2, March 1978, meets the laboratory testing criteria of Regulatory Position C.6.a of Regulatory Guide 1.52, Revision 2, March 1978.* i
3. Verifying a system flow rate of 9000 cfm i 10% during system operation when tested in accordance with ANSI N510-1975.
c. After every 720 hours0.00833 days <br />0.2 hours <br />0.00119 weeks <br />2.7396e-4 months <br /> of charcoal adsorber operation by verifying within 31 days after removal that a laboratory analysis of a representa-

, tive carbon sample obtained in accordance with Regulatory Position C.6.b of Regulatory Guide 1.52, Revision 2, March 1978, meets the laboratory testing criteria of Regulatory Position C.6.a of Regulatory Guide 1.52, Revision 2, March 1978.*

d. At least once per 18 months by:
1. Verifying that the pressure drop across the combined HEPA filters and charcoal adsorber banks is s 6 inches Water Gauge while operating the system at a flow rate of 9000 cfm i 10%.
2. Verifying that the system starts on an Enclosure Building Filtra-tion Actuation Signal (EBFAS).
3. Verifying that each system produces a negative pressure of greater than or equal to 0.25 inces W.G. in the Enclosure Building filtration Region within (1) minute after an EBFAS.
e. After each complete or partial replacement of a HEPA filter bank by verifying that the HEPA filter banks remove greater than or equal to 99% of the D0P when they are tested in-place in accordance with ANSI N510-1975 while operating the system at a flow rate of 9000 cfm i 10%.

ASTM D3803-89 shall be used in place of ANSI N509-1976 as referenced in table 2 of Regulatory Guide 1.52.

MILLSTONE - UNIT 2 3/4 6-26 Amendment No. #

0132

\

PLANT SYSTEMS SURVEILLANCE REQUIREMENTS 4.7.6.1 Each control room emergency ventilation system shall be demonstrated OPERABLE:

a. At least once per 12 hours1.388889e-4 days <br />0.00333 hours <br />1.984127e-5 weeks <br />4.566e-6 months <br /> by verifying that the control room air temperature is 5 100*F.
b. At least once per 31 days on a STAGGERED TEST BASIS by initiating from the control room, flow through the HEPA filters and charcoal absorber train and verifying that the system operates for at least 15 minutes.
c. At least once per 18 months or (1) after any structural maintenance  ;

on the HEPA filter or charcnal adsorber housings, or (2) following painting, fire or chemical release in any ventilation zone communi-cating with the system by:

1. Verifying that the cleanup system satisfies the in-place testing acceptance criteria and uses the test procedures of Regulatory Positions C.5.a, C.S.c and C.S.d of Regulatory Guide ,

1.52, Revision 2, March 1978, and the system flow rate is 2500 l cfm 10%. )

1

2. Verifying within 31 days after removal that a laboratory analysis of a representative carbon sample obtained in accor-dance with Regulatory Position C.6.b of Regulatory Guide 1.52, Revision 2, March 1978, meets the laboratory testing criteria of Regulatory Position C.6 a of Regulatory Guide 1.52, Revi-sion 2, March 1978.* The carbon sample shall have a removal efficiency of 2 95 percent.
3. Verifying a system flow rate of 2500 cfm 10% during system operation when tested in accordance with ANSI N510-1975.
d. After every 720 hours0.00833 days <br />0.2 hours <br />0.00119 weeks <br />2.7396e-4 months <br /> of charcoal adsorber operation by verifying  ;

within 31 days after removal that a laboratory analysis of a repre- i sentative carbon sample obtained in accordance with Regulatory )

Position C.6.b of Regulatory Guide 1.52, Revision 2, March 1978, l meets the laboratory testing criteria of Regulatory Position C.6.a of Regulatory Guide 1.52, Revision 2, March 1978.*  ;

e. At least once per 18 months by:  ;

l

1. Verifying that the pressure drop across the combined HEPA  !

filters and charcoal adsorber banks is less than 6 inches Water Gauge while operating the system at a flow rate of 2500 cfm 10%.

MILLSTONE - UNIT 2 3/4 7-17 Amendment No. g), 77, J99, JJ7, om 17$,J$7  !

1 PLANT SYSTEMS SURVEILLANCE REQUIREMENTS (Continued) l

2. Verifying that on a recirculation signal, the system automati-cally switches into a recirculation mode of operation with flow through the HEPA filters and charcoal adsorber banks, l

l l

l l

l l

l l

MILLSTONE - UNIT 2 3/4 7-17a Amendment No. 7J. 77, J99, JJ7, om 179 If?

i

I REFUELING OPEPATIONS SURVEILLANCE REQUIREMENTS (Continued) l

1. Verifying that the cleanup system satisfies the in-place testing l acceptance criteria and uses the test procedures of Regulatory '

Positions C.S.a, C.5.c and C.S.d of Regulatory Guide 1.52, Revi-  !

sion 2, March 1978, and the system flow rate is 9000 cfm i 10%.

2. Verifying within 31 days after removal that a laboratory analysis of a representative carbon sample obtained in accordance with Regulatory Position C.6.b of Regulatory Guide 1.52, Revision 2, March 1978, meets the laboratory testing criteria of Regulatory Position C.6.a of Regulatory Guide 1.52, Revision 2, March 1978.*
3. Veri fying a system flow rate of 9000 cfm 10% during system operation when tested in accordance with ANSI H510-1975.
c. After every 720 hours0.00833 days <br />0.2 hours <br />0.00119 weeks <br />2.7396e-4 months <br /> of charcoal adsorber operation by verifying within 31 days after removal that a laboratory analysis of a repre-sentative carbon sample obtained in accordance with Regulatory Position C.6.b of Regulatory Guide 1.52, Revision 2, March 1978, meets the laboratory testing criteria of Regulatory Position'C.6.a of Regulatory Guide 1.52, Revision 2, March 1978.*
d. At least once per 18 months by:
1. Verifying that the pressure drop across the combined HEPA filters and charcoal adsorber banks is s 6 inches Water Gauge while operating the system at a flow rate of 9000 cfm 10%.
2. Verifying that on a Spent Fuel Storage Pool Area high radiation signal, the system automatically starts (unless already operating) and directs its exhaust flow through the HEPA filters and charcoal adsorber banks.
e. Af ter each complete or partial replacement of a HEPA filter bank by verifying that the HEPA filter banks remove greater than or equal to 99% of the DOP when they are tested in-place in accordance with ANSI N510-1975 while operating the system at a flow rate of 9000 cfm i 10%.

HILLSTONE - UNIT 2 3/4 9-17 Amendment No. #

0134

.

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