Document g25q15Ko9XKy6erQ092njM3NG
10. Taken in the breathing zone of the operator of the block press pre-forming machine No.2.
Block Finishing - Drilling:
11. 12 Min.
Taken in the breathing zone of the operator of machine No5i vertical surface grinder, block finishing area.
12. 12 Min.
Taken in the breathing zone of the operator of the Avey drill No.41 - finishing drilling, block finishing area.
13. 10 Min.
Taken in the breathing zone of operator of Avey drilling machine No.3.
14. 10 Min.
Taken in the breathing zone of operator of the Fox drill No.4.
Drv Mix Line:
15. 15 Min.
16. 15 Min.
Taken at the dry mix weigh line - breathing zone of operator.
Taken near the dry mix weigh line as a background sample.
Fage ?
00.5
2
00.2
2
00.2
2
00.5
2
00.3
2
06.2
2
00.3
2
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