KAGRA safety review

Mar. 19, 2017 version.

[Dates and place]

Dates: Mar. 21 (Tue) and Mar. 22 (Wed), 2017

Place:KAGRA control room and the KAGRA site

[Charges for the review committee]

For the success of the KAGRA project, we would like to hear advices on the following KAGRA safety issues from the world-leading safety experts in the underground and laser sciences: If the KAGRA safety rule is sufficient. If the KAGRA safety is properly managed. If the KAGRA site is constructed to provide a safe environment. If the KAGRA activities at the site is safely performed. What should be improved for better safety. Any advices on the safety issues.


At the beginning of the first day, we would like to show the daily morning meeting to the reviewers. Then after the first closed session by reviewers, we will present the overview of KAGRA, safety rule, safety management, laser safety, and some questions from us. In the afternoon, we will show KAGRA to the reviewers. After the second closed session, we would like to have questions from the reviewers. On the second day we will present answers to the questions. Then after the third closed session we would like to have a quick summary from the reviewers. We would like to have a written report from the reviewers within one month.


Noel A. Schroeder (Chair), Sanford Underground Research Facility, http://www.sanfordlab.org/, CSP; Environment, Safety and Health Director

Jerry Meier, Soudan Laboratory: University of Minnesota, http://www.sudan.umn.edu/, Soudan Underground Lab Manager

James Waite, Sudbury Neutrino Observatory Canada, https://www.snolab.ca/, Health and Safety Officer

Masayuki Nakahata, Kamioka Observatory, Institute for Cosmic Ray Research, The University of Tokyo, Director

Shuichi Watanabe, HTL Co. Japan Ltd., Expert



Kajita, Kawamura, Ohashi, Miyoki, Kimura, Takayama, Aso, Akutsu, Araya, Awai, Furuta, others


Mar. 21 (Tue)

09:00-09:20 Observation of the morning meeting (Kawamura will provide a simultaneous translation.)

09:30-09:45 Closed session

09:45-10:00 Objectives of the safety review, introduction of reviewers and participants, etc. (Kawamura) O

10:00-10:20 Overview of KAGRA (Kajita) O

10:20-11:00 Safety rule (Kawamura) O

11:00-11:30 Safety management (Ohashi) O

11:30-11:50 Laser safety (Kawamura) O

11:50-12:00 Questions from KAGRA (Kawamura) O

12:00-13:00 Lunch

13:00-16:30 Observation of the site (Kawamura, Ohashi, others)

16:30-17:30 Closed session

17:30-18:00 Questions from reviewers

19:00-21:00 Banquet

21:00 Adjourn

Mar. 22 (Wed)

09:30-11:30 Answers to the reviewers’ questions

11:30-12:00 Closed session

12:00-13:00 Lunch

13:00-13:30 Closed session

13:30-14:00 Initial review summary O

14:00 Adjourn

KAGRA/Safety/SafetyReview (last edited 2017-03-24 10:39:27 by SeijiKawamura)