ML20005G770
| ML20005G770 | |
| Person / Time | |
|---|---|
| Site: | Pilgrim |
| Issue date: | 01/11/1990 |
| From: | Bird R BOSTON EDISON CO. |
| To: | NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM) |
| References | |
| RTR-NUREG-0737, RTR-NUREG-737, TASK-1.D.2, TASK-TM TAC-73692, NUDOCS 9001230067 | |
| Download: ML20005G770 (2) | |
Text
,
4~.
'}
g- -
NUREG 0737 Item I'.D.2
~
sosnweDvsow Pilgrim Nuclear Power station -
Rocky Hill Road Plymouth, Massachusetts 02360 Ralph G. Bird senior Vice President - Nuclear BECo 90- 007 January. 11,.1990 U.S. Nuclear Regulatory Commission Document Control Desk-Hashington, DC-20555 License DPR-35' Docket 50-293-SAFETY PARAMETER DISPLAY SYSTEM
-REVISED SCHEDULE (TAC 73692)
The Pilgrim Station Safety Parameter Display System (SPDS) is currently installed and approximately:80% of the system has been tested for operability.
During recent testing, we discovered several software problems that directly affect the system operability and availability. He are currently working with General Electric to resolve.these problems.
- l j
These software problems have affected the December 31, 1989'schedul'e projected in our July 10, 1989 letter. BECo notified D. Mcdonald. (NRC Project Manager).
on December 21, 1989 of this schedule change. Our current estimated schedule
. j is as follows.
.q SPDS operational by April-30, 1990 l
e Formal system availability test will be completed 3 months after the e
i SPDS is declared operational 1
The SPDS human factors validation activities-(in conjunction with the e
Detailed Control Room Design Review project) will be completed 2 months after SPDS is declared operational.
This work item is-included in our Long Term Program (Item #18) which will
]
reflect these revised completion dates in its next submittal.
If you have any 1
questions regarding this letter, please contact our Licensing Manager,.
l J. S. Dietrich.
i
,- 9 R. G Bird j
MTL/jcp/3973 cc: Next page gj 9001230067 900111
~
L i0 1
PDR ADOCK 03000293 P
BOSTON EDISON COMPANY
-.jac
, U
' January 11, 1990
. S. Nuclear Regulatory Comission I
Page 2 cc:
Mr. D. Mcdonald, Project Manager Division of Reactor Projects - I/II Office of Nuclear Reactor Regulation Mail Stop:
1401 U. S. Nuclear Regulatory Commissio'n 1-Mhite Flint North 11555 Rockville Pike Rockville, MD-1 02852 U. S. Nuclear Regulatory Commission Region I 475 Allendale Road King of Prussia, PA. 19406 Senior NRC Resident-Inspector Pilgrim Nuclear Power Station u
w_--____--____----_--_-----.--.---
. _ - -. -. -. _ - - - - _ _. - - -.. - - - -