Mining Incidents

Monroc Cottonwood Pit: 5 reportable incidents Metal/Non-Metal

Monroc Inc · Surface
Controlled by U S Aggregate Inc
Salt Lake County, UT  ·  Abandoned
MSHA Mine ID: 4200411

MSHA record for Monroc Cottonwood Pit (mine ID 4200411). Fatalities, non-fatal incidents grouped by year, current operator and controller, and mine context.

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Fatalities
0
Total incidents
5
Years on record
1984–1985
Latest incident
Oct 1985
Ownership history
  1. Monroc Inc 1950 to 1986
  2. Monroc Inc 1986 to present
Source: MSHA controller and operator history, updated weekly.

Monroc Cottonwood Pit sits in Salt Lake County, Utah, where the Census mining category is 0.4% 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.
Salt Lake County, Utah · Population 1,184,689
0.4%
Mining share of county employment
$94,658
Median household income
Source: US Census Bureau, American Community Survey 2023 5-year estimates.
No fatalities recorded at this mine.

Reportable incidents

5 on file

1985 · 4 incidents

October 8, 1985 UT · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman SLIP OR FALL OF PERSON
Monroc Inc · Fall onto or against objects

CARRYING PUMP I3TO TUNNEL TO PUMP WATER OUT, SLIPPED IN MUD LANDED ON BACK ON IDLER ROLLER LEFT IN TUNNEL.

October 4, 1985 UT · Metal/Non-Metal crane operator, mobile equipment operator (meo), dragline operator, dropball operator, rigger ALL OTHER OCCUPATIONAL ILLNESSES
Monroc Inc · Inhalation of radiations, caustics, toxic and noxious substances

EMPLOYEE HAS BE9N OFF WORK PERIODICALLY DUE TO RESPIRATORY PROBLEMS ORIGINAL DIAGNOSIS WAS BELIEVED TO BE TUBERCULOSIS EMPLOYEE IS OFF WORK WAITING FOR FINAL DECISION BY PHYSICIAN

July 9, 1985 UT · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman POWERED HAULAGE
Monroc Inc · Struck by... (Not Elsewhere Classified)

WHILE SHOVELING I CAUGHT SHOVEL IN TAIL PULLEY HITTING MY FINGER

June 18, 1985 UT · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDTOOLS (NONPOWERED)
Monroc Inc · Struck against stationary object

WHILE CHANGING SCREENS I GRABBED BOLT THAT WAS BEING TURNED ABOVE WITH BARE HAND CUTTING INDEX IFINGER BECAUSE IT WAS WORN & SHARP BOLT

1984 · 1 incident

July 13, 1984 UT · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman SLIP OR FALL OF PERSON
Monroc Inc · Over-exertion (Not Elsewhere Classified)

WHILE CLEANING CONVEYOR STEPPED OFF WALK AND TURNED FOOT.