John W HelvigController
MSHA Controller ID: M13835
- Fatalities
- 0
- Total incidents
- 10
- Mines on record
- 2
- Period
- —
Top causes
- HANDLING OF MATERIALS5 non-fatal
- HANDTOOLS (NONPOWERED)3 non-fatal
- SLIP OR FALL OF PERSON1 non-fatal
- OTHER1 non-fatal
Incident timeline
2011
1
2006
1
2005
1
2004
2
2002
3
2001
2