Missouri Rock Inc · Accident type, without injuries
MAINT. TRUCK CAUGHT FIRE UNDERGROUND RESULTING IN COMPLETE EVACTUATION OF MINE. FIRE NOT EXTINGUIESHED WITH 30 MINUTES.
Missouri Rock Inc.: 1 reportable incident Metal/Non-Metal
Missouri Rock Inc
· Underground
Controlled by
W A Ellis Construction
Clay County,
MO
·
Abandoned
MSHA Mine ID: 2301981
Missouri Rock Inc. has had no fatalities among 1 reportable incident since 1993.
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- Fatalities
- 0
- Total incidents
- 1
- Years on record
- 1993
- Latest incident
- Jun 1993
Inspection activity
MSHA inspections since 2000
5
inspections on record
12
inspection hours
n/a
citations per 100 inspection hours
ⓘ
This rate is recorded citations divided by MSHA inspection hours, per 100 hours. It reflects inspection effort, not mine size or production.Rate withheld: 12 inspection hours is too few for a stable rate. A minimum of 1,000 inspection hours is required.
Source: MSHA inspections data, updated weekly.
Ownership history
- Missouri Rock Inc 1988 to present
Source: MSHA controller and operator history, updated weekly.
Workforce and production
| Year | Employees |
|---|---|
| 2001 | 1 |
| 2000 | 2 |
| 1999 | 2 |
| 1998 | 1 |
| 1997 | 1 |
| 1996 | 2 |
| 1995 | 8 |
| 1994 | 12 |
| 1993 | 10 |
| 1992 | 10 |
| 1991 | 5 |
| 1990 | 5 |
| 1989 | 5 |
| 1988 | 5 |
Source: MSHA quarterly employment and production, updated weekly; years before 2000 come from MSHA's archived Part 50 employment files.
Missouri Rock Inc. sits in Clay County, Missouri, where the Census mining category is 0.2% of county employment.
Local economic context
ⓘ
County figures come from the US Census Bureau's American Community Survey, 5-year pooled estimates, so the 2023 vintage covers 2019 through 2023. The Census category is 'mining, quarrying, and oil and gas extraction', which is broader than MSHA jurisdiction and includes oil and gas workers no mine employs. These figures describe the surrounding county, not this mine, and are not a factor in any specific incident.Clay County, Missouri · Population 255,566
0.2%
Mining share of county employment
$86,150
Median household income
Source: US Census Bureau, American Community Survey 2023 5-year estimates.
Quarterly safety rates
ⓘ
Citations per million reported employee-hours. Rates begin in 2000; earlier incidents are counted but not rate-adjusted, though reported hours reach back to 1983. Quarters under 100,000 reported hours are greyed: too few hours for a stable rate.Citations per million employee-hours, as reported to MSHA
| Quarter | Hours worked | Citations | S&S | Per 1M hrs |
|---|---|---|---|---|
| 2001 Q3 | 480 | 0 | 0 | 0.0 |
| 2001 Q2 | 480 | 0 | 0 | 0.0 |
| 2001 Q1 | 0 | 0 | 0 | |
| 2000 Q4 | 480 | 0 | 0 | 0.0 |
| 2000 Q3 | 960 | 0 | 0 | 0.0 |
| 2000 Q2 | 960 | 0 | 0 | 0.0 |
| 2000 Q1 | 480 | 0 | 0 | 0.0 |
No fatalities recorded at this mine.