Tag Archives: Ohio

Cracked concrete found in Davis-Besse containment structure

Posted on October 24, 2011 by

Last week, operators at the Davis-Besse nuclear plant in Ohio were preparing to install a new reactor head at the plant. As part of the repair, a 10 foot hole was cut through the concrete containment building. During the procedure, … Continue reading →

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Event Reports: Reactor shutdown, bad welds and overlooked Fitness for Duty tests

Posted on October 24, 2011 by

It’s Monday morning, and the Nuclear Regulatory Commission website has a slew of Event Reports from the weekend: 1. As I previously posted, Monticello nuclear in Minnesota developed a problem over the weekend. The reactor shut itself down automatically on … Continue reading →

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Diesel generator parts defect raises a number of questions‏

Posted on October 18, 2011 by

Browsing the NRC Event Reports page this morning, I found an item about refurbished parts for emergency diesel generators. Engine Systems, Inc. (ESI) in Rocky Mount, North Carlina, issued a final report on a problem encountered at the Perry nuclear … Continue reading →

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Two reactors ramping down following discovery of maintenance issues

Posted on October 3, 2011 by

A reactor in Ohio and one in New York are reducing power while addressing maintenance problems, according to this morning’s NRC Event Reports. Operators at Perry nuclear in Ohio say that the startup transformer in the Unit 1 reactor failed … Continue reading →

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