ML20101F797
| ML20101F797 | |
| Person / Time | |
|---|---|
| Site: | North Anna  |
| Issue date: | 03/21/1996 |
| From: | VIRGINIA POWER (VIRGINIA ELECTRIC & POWER CO.) |
| To: | |
| Shared Package | |
| ML20101F790 | List: |
| References | |
| NUDOCS 9603260199 | |
| Download: ML20101F797 (11) | |
Text
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1 1
North Anna Unit 1 Proposed Technical Specifications Changes 9603260199 960321 PDR ADOCK 05000338 p
t.
CONTAINMENT SYSTEMS SURVEILLANCE REQUIREMENTS (Continued) 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 TS 4.6.4.3.g.
l 3.
Verifying a system flow rate of 300 cfm i 10% during system operation when tested in accordance with ANSI N 510-1975.
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 c.
after removal that a laboratory analysis of 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 TS 4.6.4.3.g.
l d.
At least once per 18 months by:
1.
Verifying that the pressure drop across the HEPA filter and charcoal adsorber assembly is < 8.5 inches Water Gauge while operating the filter train at a flow rate of 300 cfm i 10%.
After each complete or partial replacement of a HEPA filter bank by verifying that e.
the HEPA filter banks remove 2 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 300 cfm i 10%.
f.
After each complete or part al replacement of a charcoal adsorber bank by verifying i
that the charcoal adsorbers remove 2 99% of a halogenated hydrocarbon refrigerant test gas when they are tested in-place in accordance with ANSI N510-1975 while operating the system at a flow rate of 300 cfm i 10%.
g.
Used charcoal shall be tested in accordance with ASTM D3808-1979 (Method B),
for a residence time of 0.25 seconds. The measured Methyl Iodide Penetration shall be less than 1%.
h.
New charcoal shall be tested as follows:
1.
Each batch of new charcoal shall be tested as described below; a.
ASTM D3803-1979 (Method A) to demonstrate a Methyl Iodide Penetration of less than 1% for a residence time of 0.25 seconds.
- b. ASTM D3803-1979 (Method E) to demonstrate an Elemental lodine Retention of greater than 99.5%.
2.
A one-time qualification test shall be performed in accordance with ASTM D3803-1979 Method A, except at 25 C), for a residence time of 0.25 seconds to demonstrate a Methyl Iodide Penetration of less than 1%.
NORTH ANNA - UNIT 1 3/4 6-36 Amendment No.16,
PLANT SYSTEMS SURVEILLANCE REQUIREMENTS 4.7.7.1 Each control room emergency ventilation system shall be demonstrated OPERABLE:
At least once per 31 days on a STAGGERED TEST BASIS by initiating, from the a.
control room, flow through the HEPA filters and charcoal adsorbers and verifying that the system operates for at least 10 hours1.157407e-4 days <br />0.00278 hours <br />1.653439e-5 weeks <br />3.805e-6 months <br /> with the heaters on.
l b.
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 j
release in any ventilation zone communicating with the system by:
i 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.5.d of Regulatory Guide 1.52, Revision 2, March 1978, and the system l
flow rate is 1000 cfm i 10% (except as shown in Specifications 4.7.7.le.
l and f.).
2.
Verifying within 31 days after removal that a laboratory analysis of a l
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 TS 4.7.7.1.g.
l 3.
Verifying a system flow rate of 1000 cfm i 10% during system operation c.
After e cry 7 0 hour0 days <br />0 hours <br />0 weeks <br />0 months <br /> of charcoa a or er operation by 'erifying within 31 days l
after removal that a laboratory analysis of representative carbon sample obtained in l
accordance with Regulatory Position C.6.b of Regulatory Guide 1.52, Revision 2, March 1978, meets the laboratory testing criteria of TS 4.7.7.1.g.
l l
d.
At least once per 18 months by:
l 1.
Verifying that the pressure drop across the HEPA filter and charcoal adsorber assembly is < 6 inches Water Gauge while operating the filter train l
at a flow rate of 1000 cfm i 10E NORTH ANNA - UNIT I 3/4 7-22 Amendment No. M,
l e
PLANT _ItYSTEMS i
)
SURVEILLANCE REQUIREMENTS (Continued)
{
2.
Verifying that the normal air supply and exhaust are automatically j
shutdown on a Safety Injection Actuation Test Signal.
i 3.
_ Verifying that the system maintains the control room at a positive pressure j
of 20.04 inch W. G. relative to the out' side atmosphere at a system flow rate j
of 1000 cfm i 10%.
]
After each complete or partial replacement of a HEPA filter bank by verifying that e.
the HEPA filter banks remove 2 99% of the DOP when they are tested in-place in f
. accordance with ANSI N510-1975 while operating the system at a flow rate of 1000 i
cfm 10%.
[
f.
After each complete or partial replacement of a charcoal adsorber bank by verifying l
that charcoal adsorbers remove 299% of a halogenated hydrocarbon refrigerant test l
gas when they are tested in-place in accordance with ANSI N510-1975 while operating the system at a flow rate of 1000 cfm i 10%.
g.
Used charcoal shall be tested in accordance with ASTM D3808-1979 (Method B,
)
except at 70% RH), for a residence time of 0.25 seconds. The measured Methyl Iodide Penetration shall be less than 1%.
h.
New charcoal shall be tested as follows:
1.
Each batch of new charcoal shall be tested as described below:
a.
ASTM D3803-1979 (Method A) to demonstrate a Methyl Iodide Penetration ofless than 1% for a residence time of 0.25 seconds.
l
- b. ASTM D3803-1979 (Method E) to demonstrate an Elemental lodine Retention of greater than 99.5%.
2.
A one-time qualification test shall be performed in accordance with ASTM D3803-1979 Method A, except at 25 C), for a residence time of 0.25 seconds to demonstrate a Methyl Iodide Penetration of less than 1%.
4.7.7.2 The bottled air pressurization system shall be demonstrated OPERABLE:
a.
At least once per 31 days by verifying that the system contains a minimum of 84 bottles of air (shared with Unit 2) each pressurized to at least 2300 psig.
b.
At least once per 18 months by verifying that the system will supply at least 340 cfm of air to maintain the control room at a positive pressure of 2 0.05 inch W.G.
relative to the outside atmosphere for at least 60 minutes.
4.7.7.3 Each control room air-conditioning system shall be demonstrated OPERABLE 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; 120 F.
NORTH ANNA - UNIT 1 3/4 7-23 Amendment No. 44,
l ELANT SYSTEMS l
SURVEILLANCE REQUIREMENTS (Cont'd) 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 l
laboratory testing criteria of TS 4.7.8.1.g.
l 3.
Verifying a system flow rate of 6,300 cfm 10% during 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 representative carbon sample obtained in 1
accordance with Regulatory Position C.6.b of Regulatory Guide 1.52, Revision 2, March 1978, meets the laboratory testing criteria of TS 4.7.8.1.g.
l d.
At least once per 18 months by:
1.
Verifying that the pressure drop across the HEPA filter and charcoal adsorber assembly is < 6 inches Water Gauge while operating the ventilation system at a flow rate of 6,300 cfm 10%.
2.
Verifying that on a Containment Hi-Hi Test Signal, the system automatically diverts its exhaust flow through the auxiliary building HEPA filter and charcoal adsorber assembly.
e.
After each complete or partial replacement of a HEPA filter bank by verifying that the HEPA filter banks remove 2 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 6,300 cfm 10%.
f.
After each complete or partial replacement of a charcoal adsorber bank by verifying that charcoal adsorbers remove 299% of a halogenated hydrocarbon refrigerant test
[
gas when they are tested in-place in accordance with ANSI N510-1975 while operating the system at a flow rate of 6,300 cfm 10%.
g.
Used charcoal shall be tested in accordance with ASTM D3808-1979 (Method B, except at 70% RH), for a residence time of 0.25 seconds. The measured Methyl Iodide Penetration shall be less than 1%.
h.
New charcoal shall be tested as follows:
1.
Each batch of new charcoal shall be tested as described below:
l a.
ASTM D3803-1979 (Method A) to demonstrate a Methyl Iodide Penetration of less than 1% for a residence time of 0.25 seconds.
2.
A one-time qualification test shall be performed in accordance with ASTM D3803-1979 Method A, except at 25 C), for a residence time of 0.25 seconds to demonstrate a Methyl Iodide Penetration of less than 1%.
NORTH ANNA - UNIT I 3/4 7-25 Amendment No. M,
v.
North Anna Unit 2 Proposed Technical Specifications Changes l
1
4 CONTAINMENT SYSTEMS WASTE GAS CHARCOAL FILTER SYSTEM LIMITING CONDITION FOR OPERATION 3.6.4.3 A waste gas charcoal filter system (shared with Unit 1) shall be OPERABLE.
l APPLICABILITY:
MODES I and 2.
ACTION:
With the waste gas charcoal filter system inoperable, restore the inoperable system to OPERABLE status within 30 days or be in at least HOT STANDBY within the next 6 hours6.944444e-5 days <br />0.00167 hours <br />9.920635e-6 weeks <br />2.283e-6 months <br />.
SURVEILLANCE REQUIREMENTS 4.6.4.3 The waste gas charcoal filter system shall be demonstrated OPERABLE:
a.
At least once per 31 days by:
1.
Initiating flow through the HEPA filter and charcoal adsorber train using the process vent blowers and verifying that the purge system operates for at least 15 minutes, b.
At least once per 18 months or (1) after any structural maintenance on the HEPA filter or chaecal adsorber housing, or (2) following painting, fire or chemical release n any ventilation zone communicating with the system by:
1.
Verifying that the cleanup system satisfies the in-place testing acceptance criteria and uses tne test procedures of Regulatory Positions C.5.a., C.5.c aad C.5.d of Regulatory Guide 1.52, Revision 2, March 1978, and the system flow rate is 300 cfm i 10% (except as shown in Specifications 4.6.4.3.e. and f.).
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 TS 4.6.4.3.g.
l 3.
Verifying a system flow rate of 300 cfm i 10% during system operation when tested in accordance with ANSI N510-1975.
NORTH ANNA - UNIT 2 3/4 6-34 Amendment No.
~
-y t
CONTAINMENT SYSTEMS SURVEILLANCE REQUIREMENTS (Continued) l 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 c.
after removal that a laboratory analysis of representative carbon sample obtained in accordance with Regulatory Position C.6.b of Regulatory Guide 1.52, Revision 2, l
March 1978, meets the laboratory testing criteria of TS 4.6.4.3.g.
l d.
At least once per 18 months by:
1.
Verifying that the pressure drop across the HEPA filter and charcoal adsorber assembly is less than 8.5 inches Water Gauge while operating the filter train at a flow rate of 300 cfm i 10%.
After each complete or partial replacement of a HEPA filter bank by verifying that e.
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 300 cfm i 10%.
f.
After each complete or partial replacement of a charcoal adsorber bank by verifying that the charcoal adsorbers remove greater than or equal to 99% of a halogenated hydrocarbon refrigerant test gas when they are tested in-place in accordance with ANSI N510-1975 while operating the system at a flow rate of 300 cfm i 10%.
g.
Used charcoal shall be tested in accordance with ASTM D3808-1979 (Method B),
for a residence time of 0.25 seconds. The measured Methyl Iodide Penetration shall be less than 1%.
h.
New charcoal shall be tested as follows:
1.
Each batch of new charcoal shall be tested as described below:
a.
ASTM D3803-1979 (Method A) to demonstrate a Methyl lodide Penetration ofless than 1% for a residence time of 0.25 seconds.
l
2.
A cae-time qualification test shall be performed in accordance with ASTM D3803-1979 Method A, except at 25 C), for i residence time of 0.25 seconds to demonstrate a Methyl Iodide Penetration of less than 1%.
.)
l NORTH ANNA - UNIT 2 3/4 6-35 Amendment No.
I l
z PLANT SYSTEMS SURVEILLANCE REQUIREMENTS 4.7.7.1 Each control room emergency ventilation system shall be demonstrated OPERABLE:
At least once per 31 days on a STAGGERED TEST BASIS by initiating, from the a.
control room, flow through the HEPA filters and charcoal adsorbers and verifying that the system operates for at least 10 hours1.157407e-4 days <br />0.00278 hours <br />1.653439e-5 weeks <br />3.805e-6 months <br /> with the heaters on.
b.
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 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.5.d of Regulatory Guide 1.52, Revision 2, March 1978, and the system flow rate is 1000 cfm i 10(7c (except as shown in Specifications 4.7.7.le.
and f.).
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 TS 4.7.7.1.g.
l 3.
Verifying a system flow rate of 1000 cfm 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 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 TS 4.7.7.1.g.
l d.
At least once per 18 months by:
1.
Verifying that the pressure drop across the HEPA filter and charcoal adsorber assembly is less than 6 inches Water Gauge while operating the filter train at a flow rate of 1000 cfm i 10%.
l l
l l
l NORTil ANNA - UNIT 2 3/4 7-19 Amendment No.
l i
t PLANT SYSTEMS SURVEILLANCE REQUIREMENTS (Continued) 2.
Verifying that the normal air supply and exhaust are automatically shutdown on a Safety injection Actuation Test Signal.
3.
Verifying that the system maintains the control room at a positive pressure of greater than or equal to 0.04 inch W. G. relative to the outside atmosphere at a system flow rate of 1000 cfm 10%.
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 DOP when they are tested in-pla:e in accordance with ANSI N510-1975 while operating the system at a flow rate of 1000 cfm 10%.
f.
After each cc.rplete or partial replacernent of a charcoal a Norber bank by verifying that cha.cual adsorbers remove greater than or equal to 99 '. of a halogenated l
hy? xarbon refrigerant rest gas when they are tested in-plo e in accordance with ANSI N510-1975 while operating the system at a flow rate < f 1000 cfm i 10%.
g.
Used charcoal shall be tested in accordance with ASTM D';08-1979 (Method B, except at 70% RH), for a residence time of 0.25 second< l'he measured Methyl Iodide Penetration shall be less than 1%.
h.
New charcoal shall be tested as follows:
1.
Each batch of new charcoal shall be tested as described below:
a.
ASTM D3803-1979 (Method A) to demonstrate a Methyl Iodide Penetsion of less than 1% for a residence time of 0.25 seconds.
2.
A one-time qualification test shall be performed in accordance with ASTM D3803-1979 Method A, except at 25 C), for a residence time of 0.25 seconds to demonstrate a Methyl lodide Penetration of less than 1%.
4.7.7.2 The bottled air pressurization system shall be demonstrated OPERABLE:
At least once per 31 days by verifying that the system contains a minimum of 84 a.
bottles of air (shared with Unit 1) each pressurized to at least 2300 psig.
i b.
At least once per 18 months by verifying that the system will supply at least 340 cfm of air to maintain the control room at a positive pressure of greater than or equal to 0.05 inch W.G. relative to the outside atmosphere for at least 60 minutes.
4.7.7.3 Each control room air-conditioning system shall be demonstrated OPERABLE 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 less than or equal to 120 F.
NORTil ANNA - UNIT 2 3/4 7-20 Amendment No.
ea
- v f
PLANT SYSTEMS SURVEILLANCE REQUIREMENTS (Cont'd) 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 TS 4.7.8.1.g.
l 3.
Verifying a system flow rate of 6,300 cfm i 10% during operation when tested in accordance with ANSI N510-1975.
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 j
c.
after removal that a laboratory analysis of 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 TS 4.7.8.1.g.
l d.
At least once per 18 months by:
1.
Verifying that the pressure drop across the HEPA filter and charcoal adsorber assembly is less than 6 inches Water Gauge while operating the ventilation system at a flow rate of 6,300 cfm i 10E 2.
Verifying that on a Containment Pressure-High-High Test Signal, the system automatically diverts its exhaust flow through the auxiliary building HEPA filter and charcoal adsorber assembly.
After each complete or partial replacement of a HEPA filter bank by verifying that e.
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 6,300 cfm i 10E i
f.
After each complete or partial replacement of a charcoal adsorber bank by verifying that charcoal adsorbers remove greater than or equal to 99% of a halogenated l
hydrocarbon refrigerant test gas when they are tested in-place in accordance with ANSI N510-1975 while operating the system at a flow rate of 6,300 cfm i 10%
g.
Used charcoal shall be tested in accordance with ASTM D3808-1979 (Method B, except at 70% RH), for a residence time of 0.25 seconds. The measured Methyl Iodide Penetration shall be less than 1%
h.
New charcoal shall be tested as follows:
1.
Each batch of new charcoal shall be tested as described below:
a.
ASTM D3803-1979 (Method A) to demonstrate a Methyl lodide Penetration of less than 1% for a residence time of 0.25 seconds.
(
2.
A one-time qualification test shall be performed in accordan;c with ASTM D3803-1979 Method A, except at 25 C), for a residence time of 0.25 seconds to demonstrate a Methyl lodide Penetration of Jer.s than 1E NORTH ANNA - UNIT 2 3/4 7-22 Amendment No.
i
.