Differences between revisions 121 and 136 (spanning 15 versions)
Revision 121 as of 2017-10-24 21:35:16
Size: 5560
Comment:
Revision 136 as of 2018-01-16 16:19:10
Size: 6826
Comment:
Deletions are marked like this. Additions are marked like this.
Line 6: Line 6:
Members: S.Kawamura (Chair, ICRR), M. Ohashi (ICRR), S.Miyoki (ICRR), T. Uchiyama (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) 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)
Line 9: Line 9:
Members: M. Ohashi (Chair, ICRR), S. Kawamura (ICRR), S.Miyoki (ICRR), T. Uchiyama (ICRR), O. Miyakawa (ICRR), K. Awai (ICRR), K.Takayama (ICRR) Members: M. Ohashi (Chair, ICRR), S.Miyoki (ICRR), T. Uchiyama (ICRR), O. Miyakawa (ICRR), K. Awai (ICRR), K.Takayama (ICRR)
Line 34: Line 34:
 [[http://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=7325|東京大学宇宙線研究所附属重力波観測研究施設薬品取扱い内規 (日本語)]]
Line 55: Line 57:
== 4. High‐Pressure Gas == == 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)||<100mW||Class 3B||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)||Crackling Exp. (Center, Yfront, +Xside)||<500mW||Covered by laser safety panells||Class 3B in crackling exp.||Uchiyama PHS2604||

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 ==
Line 68: Line 91:
== 5. Regular Inspections == == 6. Regular Inspections ==
Line 74: Line 97:
== 6. Hazard Analysis == == 7. Hazard Analysis ==
Line 78: Line 101:
== 7. References == == 8. References ==
Line 84: Line 107:
== 8. Meeting == == 9. Meeting ==
Line 89: Line 112:
== 9.ヒヤリハット == == 10.ヒヤリハット ==
Line 93: Line 116:
== 10. Safety Review == == 11. Safety Review ==

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)

<100mW

Class 3B

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)

Crackling Exp. (Center, Yfront, +Xside)

<500mW

Covered by laser safety panells

Class 3B in crackling exp.

Uchiyama PHS2604

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. Regular Inspections

7. Hazard Analysis

8. References

9. Meeting

2013FY 2014FY 2015FY 2016FY 2017FY

10.ヒヤリハット

11. Safety Review

2017

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