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 [[http://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=9241|安全責任者マニュアル (日本語)]]
 [[http://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=|Manual of safety responsible person (English now preparing)]]
 

KAGRA Safety

KAGRA建設に必要な安全確保をはかるための方針や助言をPIに提出、またPIから個別の案件への具体的な指示を実行します。 安全確保に必要なルール作成、法令順守やルール運用に関する周知徹底、危険の予知と予防、などの仕事を遂行します。

安全委員会 Members: T. Uchiyama (Chair, ICRR), M. Ohashi (ICRR), S.Miyoki (ICRR), N.Ohishi (NAOJ), H.Ishizaki (NAOJ), K.Takayama (ICRR), N. Kimura (KEK), K. Awai (ICRR), M. Nakahata (ICRR), M. Shiozawa (ICRR), S. Kimura (Kamioka)

安全管理室 Members: M. Ohashi (Chair, ICRR), S.Miyoki (ICRR), T. Uchiyama (ICRR), O. Miyakawa (ICRR), K. Awai (ICRR), K.Takayama (ICRR)


News


1. KAGRA Safety Rule and Lecture

2. KAGRA Safety Manual

3. Hazardous Materials

4. Laser

Laser sources in KAGRA

Laser

Place

Max power

Incident power in KAGRA

Class in KAGRA exp. rooms

Responsible Sub-group

IR(1064nm)

Laser room

<2W(Class 4)

<1W

Class 4

IOO

Green(532nm)

Optical table near PR2

<100mW(Class 3B)

<100mW

Class 3B

AOS

Green(532nm)

Xarm 500m (GIF front)

<100mW(Class 3B)

<100mW

Class 3B (Xarm 500m, 2000m)

GIF

IR(1064nm)

Xend (not yet)

<10W(Class 4)

<10W

Class 4

CAL

IR(1064nm)

Yend

<10W(Class 4)

<10W

Class 4

CAL

Note: If the incident laser power in KAGRA is higher than 500mW, class in KAGRA exp. rooms becomes Class 4.

Protection for each laser class

Laser class

Direct light

Scattered light

Class 3B

Necessary

Not necessary

Class 4

Necessary

Necessary

Safety googles in KAGRA

Type

Optical Density (OD) & power attenuation for IR

OD & power attenuation for Green

Number in KAGRA at 2017/12/26

YL-335C-Y1 (Sigma Koki)

6<, <0.0001%

2<, <1%

25 googles

YL-717C-Y1 (Sigma Koki)

6<, <0.0001%

2<, <1%

5 googles

5. High‐Pressure Gas

6. Chemical Treatment

7. Regular Inspections

8. Hazard Analysis

9. References

10. Meeting

2013FY 2014FY 2015FY 2016FY 2017FY 2018FY

11.ヒヤリハット

12. Safety Review

2017

KAGRA/Safety (last edited 2023-11-17 16:26:15 by miyoki)