We are announcing the status of major inspections and restoration works (from
September 23rd to October 20th, 2007) and non-conformance at TEPCO's Kashiwazaki-Kariwa
Nuclear Power Station after the Niigata-Chuetsu-Oki Earthquake.
1. Inspection/Restoration Status
○ Inspection and restoration completed between September 21st to 27th, 2007
Unit No.6 House transformers (6A) oil extraction and inner inspection:
Inspection completed on September 25th.
Unit No.6 House transformers (6B) oil extraction and inner inspection:
Inspection completed on September 26th.
Unit No.7 Main transformers oil extraction and internal inspection:
Inspection completed on September 21st.
Unit No.7 Refueling machine inspection:
Inspection to be completed on September 27th.
○ Inspection to be commenced between September 28th to October 4th, 2007.
Unit No.1 In-core inspection preparation (Phase3)
Unit No.2, 4, and 5 Main exhaust ducts inspection (In-trench duct)
Unit No.2 Restoration for the blowout panel of turbine building
Unit No.5 Refueling floor service tools inspection (Stud tensioners, etc.)
Unit No.6 Main transformers oil extraction and internal inspection
Unit No.7 Reactor head opening
Unit No.7 Removal of the Spent fuel pool underwater work platform
(planned from September 27th to 30th )
○ Work Schedule for Major Inspection/Restoration from September 23rd to
October 20th, 2007
Work Schedule of the Main Inspection/Restoration of Kashiwazaki-Kariwa
Nuclear Power Station in Response to the Niigata-Chuetsu-Oki Earthquake
(during 4 Weeks) Appendix
2. Nonconformances Found in the Inspection and Restoration Works Performed
after the Niigata-Chuetsu-Oki Earthquake
Based on the "Public Announcement Regarding Nonconformance Found in the
Inspection and Restoration Works Performed after the Niigata-Chuetsu-Oki
Earthquake", the Tokyo Electric Power Company, Incorporated (TEPCO) provides
this announcement containing incidents information reported from September 20th
to 26th, 2007 and the occurrence status of nonconformances (that have been
deliberated) reported from September 13th to 19th, 2007.
○ Incidents Information (relating to the Chuetsu-Oki Earthquake)
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<Reports from September 20th to 26th, 2007>
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* The total number of injured persons at the Kashiwazaki-Kariwa site after
the Niigata-Chuetsu-Oki Earthquake (since August 10th, 2007) is listed on
"○ Other Findings" mentioned below.
○ Information on Nonconformances (those related to: the Chuetsu-Oki Earthquake;
Grades As, A, B, C, and D; and non-graded)
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○ Other Findings
Unit 3 house transformer 3B has been transported to the factory on
September 20th.
Unit 1 high-voltage start-up transformer has been transported to
the factory on September 20th.
Total number of injured persons at the Kashiwazaki-Kariwa site since
August 10th, 2007: 1 (no radiation exposure)
Appendix: Work Schedule of the Main Inspection/Restoration of Kashiwazaki-Kariwa Nuclear
Power Station in Response to the Niigata-Chuetsu-Oki Earthquake
(during 4 Weeks)(PDF 194KB)
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