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Proper Mine/Chicago Tunnel: 1 reportable incident Metal/Non-Metal

Teller County, CO  ·  Abandoned
MSHA Mine ID: 0504297

Proper Mine/Chicago Tunnel has had no fatalities among 1 reportable incident since 1988.

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Fatalities
0
Total incidents
1
Years on record
1988
Latest incident
May 1988
Ownership history
  1. Cripple Creek & Victor Gold Mining Company 1987 to present
Source: MSHA controller and operator history, updated weekly.
Workforce and production
Year Employees
1988 3
Source: MSHA quarterly employment and production, updated weekly; years before 2000 come from MSHA's archived Part 50 employment files.

Proper Mine/Chicago Tunnel sits in Teller County, Colorado, where the Census mining category is 2.2% 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.
Teller County, Colorado · Population 24,774
2.2%
Mining share of county employment
$80,666
Median household income
Source: US Census Bureau, American Community Survey 2023 5-year estimates.
No fatalities recorded at this mine.

Reportable incidents

1 on file

1988 · 1 incident

May 24, 1988 CO · Metal/Non-Metal POWERED HAULAGE
Cripple Creek & Victor Gold Mining Company · Struck by flying object

ACTUAL CAUSE OF ACCIDENT UNKNOWN. MINER HIT AIRLINE WITH FRONT END LOADER ON WAY OUT OF MINE. COUPLING IN AIRLINE PULLED APART & AIRBLAST HIT MINER IN FACE. DRS. PROGNOSIS BILATERAL CORNEAL FOREIGN BODIES & SANDBLAST TO FACE.