Mining Incidents

Johnson Ralph: 105 incidentes reportables controlador

ID de controlador de la MSHA: C00810

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Avísenme cuando se presente un nuevo incidente de la MSHA en cualquier mina que controle Johnson Ralph.

Muertes
0
Incidentes totales
105
Minas en registro
6
Años en registro
1983–1990

Causas principales

Cronología de incidentes

1990
4
1989
1
1988
1
1987
29
1986
31
1985
12
1984
15
1983
12

Operadores bajo este controlador

Minas en registro

For insurers, brokers, and safety consultants

Where Johnson Ralph stands on silica, penalties, and injury rate

MSHA's standard limits respirable silica to 50 micrograms per cubic metre, but MSHA publishes dust and quartz as separate files and never the silica figure itself. We derive it per sample, score it against the limit, and set the operator's injury rate against a benchmark built from the full MSHA operator record. With the 26-year penalty trail, contest posture, and fatality history. Delivered as a PDF with the underlying data as CSV.

The federal record itself stays free on this site. What costs money, and why.

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