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The 82nd Safety Caravan at the TEPCO Kashiwazaki Kariha Nuclear Power Station
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On June 16, 2006, the 82nd Safety Caravan session was conducted at Tokyo Electric Power Company's Kashiwazaki Kariha Nuclear Power Stations in Kashiwazaki City, Niigata Prefecture.

 

Safety Presentation

During the safety presentation

Around 90 employees of Tokyo Electric Power Company and its affiliates attended the safety presentation. The session started with an opening address by TEPCO Kashiwazaki Kariha Nuclear Power Station's Superintendent Muneo Chino. He said, "Today's presentation is from Ms. Shuto. We have taken on activities for preventing human error over the past year, and consider it extremely important to ensure implementation. I am sure the presentation contains many suggestions on the issue of implementation. I want all of you to absorb the information in order to make solid achievements in HR prevention activities."

Ms. Yuki Shuto

After the address, the Manager of the NS Net Division introduced the activity policy of the Japan Nuclear Technology Institute (JANTI) and the current activity status of the NS Net Division itself. This was followed by a presentation by Yuki Shuto, the director/deputy general manager of the Research Institute for Social Safety and the manager of the Institute's Human Factor Research Department, with the title "What is Safety Culture? --- Strategy for ensuring the solid implementation of adopted protocols ---"

Lecture highlights

The "Safety First" approach often perceives "economy, productivity, efficiency" and "safety" as mutually conflicting values, and stresses the importance of preventing "amoral calculation" that ignores safety. Many on-site workers believe that they always put "safety first" and that on-site personnel would never place efficiency before safety. While being fully aware of the importance of "safety culture", they often feel at a loss as to what specific steps they can take to ensure it. Analysis of past cases in which "organizational safety culture" was an issue, indicates that economy was not necessarily prioritized over safety. It was when people gradually stopped abiding by an adopted protocol (normalization of deviation) that an accident was triggered. The human behavior of "not abiding by an adopted protocol" is classified as a human error category of "violation", which is a relatively new concept. The importance of countering it has become widely recognized in recent years. However, there are no easy countermeasures or systematic methodologies despite the fact that initiatives to address the issue are conducted in various fields. Based on a unique initiative actually implemented in the aviation/chemical industries, the approach to control this type of human error has been summarized into four steps, i.e. (1) establishing "good rules", (2) circulating them and ensuring their implementation, (3) constantly checking the compliance status and (4) assessing the compliance status and penalizing violations as required.

Comments from the survey conducted after the presentation:

○This presentation was very informative as it dealt with issues that on-site personnel face every day. In regard to the normalization of deviation, the approach to administrating rules was particularly useful. I will utilize the information in our current efforts to streamline rules.

○The presentation explained how we should examine rules from the perspective of whether they can be actually observed, thereby reinforcing the importance of establishing good rules. It was a very useful presentation.

○The approach of reviewing rules is difficult yet effective. The ten principles of Dupont were interesting and convincing.

 

Safety information exchange session

Mr. Sugiura(Left Side)Mr.Miyamoto(Right Side)

(1) Session invited Revitalization Promotion Group Deputy Leader Toshihiko Miyamoto and Quality Assurance Group Deputy Leaders Ryo Kimura and Tatsumi Sugiura of Shikoku Electric Power Company's Ikata Power Station, who introduced the plant's initiative in preventing human errors. Also, TEPCO Quality and Safety Management Department's General manager Ishii described human error prevention measures implemented at the Kashiwazaki Kariha Nuclear Power Station.

During the Safety information exchange session

This was followed by exchange of information and opinions regarding the above activities and initiatives.

 

(2) The NS Net Division presented its database and other information for fostering nuclear safety culture.


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