Headquarters Daily Report
NOVEMBER 16, 1999
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REPORT NEGATIVE NO INPUT
ATTACHED INPUT RECEIVED RECEIVED
HEADQUARTERS X
REGION I X
REGION II X
REGION III X
REGION IV X
PRIORITY ATTENTION REQUIRED MORNING REPORT - REGION III NOV. 16, 1999
Licensee/Facility: Notification:
Iowa Electric Light & Power Co. MR Number: 3-99-0092
Duane Arnold 1 Date: 11/15/99
Palo,Iowa
Dockets: 50-331
BWR/GE-4
Subject: Recirculation Riser Piping Weld Crack Repairs
Reportable Event Number: 36416
Discussion:
During routine inspections performed on reactor vessel recirculation
riser piping, the licensee identified two of the eight risers had cracks
in welds. The cracks were in the safe-end to nozzle portion of the "B"
and "D"recirculation risers. There were a total of three cracks
identified. The licensee is currently in the process of performing weld
over-lays at the crack locations. The plant was shut down on October 22,
1999, to initiate refueling outage 16. The weld over-lays will be
completed prior to start-up. Contact: Melvin Leach - (630)829-9705
Regional Action:
Information Only
Contact: Melvyn Leach (630)829-9705
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REGION III MORNING REPORT PAGE 2 NOVEMBER 16, 1999
Licensee/Facility: Notification:
Commonwealth Edison Co. MR Number: 3-99-0093
Byron 2 Date: 11/16/99
Byron,Illinois SRI via telecon
Dockets: 50-455
PWR/W-4-LP
Subject: UNIT 2 STARTUP FROM REFUELING OUTAGE
Discussion:
Unit 2 was returned to service from refueling outage B2R08. The reactor
was taken critical at 6:50 a.m. on November 15, 1999, and the main
generator was synchronized to the electrical grid at 12:05 a.m. on
November 16, 1999. Major work accomplished during the refueling outage
included a modification to the digital rod position indication system, an
overhaul of the 2A essential service water pump, replacement of the 2A
reactor containment fan cooler motor, refurbishment of the 2B low
pressure turbine, and performance of a containment integrated leak rate
test.
Regional Action:
The resident inspectors monitored the startup activities.
Contact: Michael Jordan (630)829-9637
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