ML20056G940
| ML20056G940 | |
| Person / Time | |
|---|---|
| Site: | Comanche Peak  |
| Issue date: | 08/30/1993 |
| From: | William Cahill, Walker R TEXAS UTILITIES ELECTRIC CO. (TU ELECTRIC) |
| To: | NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM) |
| References | |
| TXX-93311, NUDOCS 9309070344 | |
| Download: ML20056G940 (3) | |
Text
/
v E5 Log
- TXX-93311 File # 10010 1
Z 914.2 r
C Ref.
- 10CFR50.34 7t/ ELECTRIC 10CFR50.59 August 30, 1993 William J. Cahill. Jr.
Gump Vwe Preudent U. S. Nuclear Regulatory Commission Attn:
Document Control Desk Washington, DC 20555
SUBJECT:
COMANCHE PEAK STEAM ELECTRIC STATION (CPSES) - Uf'IT 2 DOCKET NO. 50-446 INITIAL STARTUP TEST PROGRAM REF:
- 1) TV Electric letter logged TXX-89757 from William J. Cahill, Jr., to NRC dated October 12, 1989.
Gentlemen:
Via reference 1 (Attachment 2). TH Electric committed to evaluate and report changes to the initial startup test program described in Chapter 14 of the CPSES FSAR in accordance with the provisions of 10CFR50.59.
Attachment I to this letter provides a summary of Safety Evaluation No.
As noted in the attachment, the voice paging and emergency evacuation alarm signals were not audible in certain areas during the performance of TU Electric Startup procedures.
TV Electric has implemented compensatory i
measures as required.
Additionally, TV Electric has issued ONE forms to document this condition and is evaluating the need to implement design l
changes to place additional speakers in the affected areas.
Sinc rel
)
).
William J. Ca ill. Jr.
By:
Roger D. Walker Manager of Regulatory Af f airs GLM:cic Attachments cc:
Mr. J. L. Milhoan, Region IV Mr. T.
A. Bergman, NRR g
Mr. L.A. Yandell l
Resident Inspectors. CPSES (2)
' I' p$ f f ll 3 9309070344 930830 Cl 1
,Il PDR ADOCK 05000446 y
eon "t
a 400 N. Olive street L.B. B1 Dallas. Texas 75201
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t At'tachment 1 to TXX-93311 Page 1 of 1 Safety Evaluation j
SE-93-90 i
Revision 0 l
Activity
Title:
f PPT-TP-92B-1, *Public Address and Emergency Evacuation Alarm System Test",
Rev. O.
l t
Description of Change (s):
The objective of the test is to demonstrate the capability of the intraplant and plant-to-offsite communication systems to provide adequate communication coverage and audibility.
l 1
The acceptance criteria is "that the communication system functions in accordance with design requirements.
The public address and emergency
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evacuation alarm systems are audible during the highest expected ambient noise levels.
Intraplant communications channels function properly and t
communications to of fsite can be established by the public telephone, two
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way radio and direct telephone line to the system dispatcher *.
j i
During the performance of PPT-TP-92B-1. it was discovered that voice paging and emergency evacuation alarm signals were not audible for the Train A and i
B RHR and 51 Pump rooms, room 285 and the pipe chase at the north end of the
]
Safeguards hallway elevation 790.
This does not meet the acceptance l
criteria as specified in the FSAR Table 14.2-2, Sheet 40. " Communication Systems Test Summary" As a compensatory measure, security of ficers will be dispatched to these areas to provide emergency notification when required.
i
)
Summary of Evaluation:
The activity does not affect any systems, structures, or components important to safety and therefore does not affect any accidents or malfunctions as described in the Licensing Basis Documents.
There are no Technical Specifications associated with this activity.
The evaluation concludes that there is no unreviewed safety question.
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+
J 4
4-
.1
E Att9tchment 2 to TXX-93311 l
Page 1 of 1 I
M i
F Log # TXX-89757
~
~
File # 10010 C
C 914.2 TUELECTR!C Ref. # 10CFR50.34 October 12, 1989 W. J. CahiH betwne > ur Peruarna i
U. S. Nuclear Regulatory Commission Attn: Document Control Desk i
Washington. D. C.
20555 i
SUBJECT:
COMANCHE PEAK STEAM ELECTRIC STATION (CPSES)
DOCKET NO. 50-445 INITIAL STARTUP TEST PROGRAM I
Gentlemen:
i TU Electric hereby confirms its position in regard to Regulatory Guide 1.68
" Initial Test Programs for Water-Cooled Nuclear Power Plant." in that low l
power testing has been sequenced and will proceed in a manner such that "the i
safety of the plant is never totally dependent on the performance of untested i
structures systems and components." Any changes to the initial startup test program described in Chapter 14 of the FSAR will be made in accordance with the provisions of 10CFR50.59 and will be reported in accordance with 10CFR50.59(b) within one month of TU Electric's approval of such change.
Sincerely, snh-hI William J. Cahill. Jr.
1
-1 By:
- G?>
c.
Roge/D. Walker Manager. Nuclear Licensing.
RSB/vid c - Mr. R. D. Martin, Region IV Resident Inspectors, CPSES (3)
Mr. J. H. Wilson, OSP-NRC
+10 North Olsve Street LB81 Dallas, Trzas 75201 g4: C 2 oet-9-t-
d~ Atthchment 2 to TXX-93311
[
Page 1 of I l
N Log # TXX-89757 i
~
Z File # 10010 2
C 914.2 i
g gggg7pfg Ref. # 10CFR50.34 October 12. 1989 W. J. Cabill j
t mame Vace Pmsest U. S. Nuclear Regulatory Commission I
Attn: Document Control Desk l
Washington, D. C.
20555
SUBJECT:
COMANCHE PEAK STEAM ELECTRIC STATION (CPSES)
DOCKET NO. 50 445 l
INITI AL STARTUP TEST PRCGRAM i
I
{
Gentlemen:
TV Electric hereby confirms its position in regard to Regulatory Guide 1.68, i
" Initial Test Programs for Water-Cooled Nuclear Power Plant." in that low I
power testing has been sequenced and will proceed in a manner such that "the i
j safety of the plant is never totally dependent on the performance of untested structures systems and components." Any changes to the initial startup test j
program described in Chapter 14 of the FSAR will be made in accordance with the provisions of 10CFR50.59 and will be reported in accordance with 10CFR50.59(b) within one month of TU Electric's approval of such change.
i Sincerely, sn f
)
William J. Cahill. Jr.
By:
'C9A Roge/ D. Walker
- }
Manager Nuclear Licensing I
s RSB/vid I
c - Mr. R. D. Martin, Region IV i
Resident Inspectors. CPSES (3)
{
Mr. J. H. Wilson, OSP-NRC l
l i
t i
n I
t
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400 North Olwe Surret LB 81 Dallas. Texas 75211 QlC2 C Ci ] l-