Mining Incidents

CANTERA DE PUERTO RICO: 1 recorded fatality Metal/Non-Metal

Bayamon County, PR  ·  Abandoned
MSHA Mine ID: 5400090

CANTERA DE PUERTO RICO has $55 in proposed MSHA penalties and $0 outstanding across 0 contested dockets, plus health sampling and the full incident record.

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Fatalities
1
Total incidents
7
Years on record
1984–1997
Latest incident
Feb 1997
Compliance record
MSHA citations since 2000
1
citations
0
significant & substantial
$55
proposed penalties
$55
paid to date
100% of proposed penalties paid to date, a $0 gap.
Source: MSHA violations data, updated weekly.
Inspection activity
MSHA inspections since 2000
3
inspections on record
8
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: 8 inspection hours is too few for a stable rate. A minimum of 1,000 inspection hours is required.
Source: MSHA inspections data, updated weekly.

CANTERA DE PUERTO RICO has $55 in proposed MSHA penalties and $0 outstanding across 0 contested dockets.

Penalty disposition
Differences between proposed and paid penalties reflect both settlements and conference reductions and amounts still owed. Outstanding is the balance currently owed.
$55
proposed penalties
$55
current assessed
$55
paid to date
$0
outstanding
1 assessments are final orders; 0 contested dockets.
As of the most recent assessment on 2000-01-31.
Source: MSHA assessed-violations and conference/litigation data, updated weekly.
Violation severity profile
Shares are computed over citations that carry the MSHA gravity and negligence coding; a small share of records are uncoded.
0.0%
significant & substantial
100.0%
high negligence or reckless
0.0%
reasonably likely or greater
0.0%
permanently disabling or fatal if injury occurs
Negligence coding: 0.0% none, 0.0% low, 0.0% moderate, 100.0% high, 0.0% reckless.
Source: MSHA violations gravity and negligence coding, updated weekly.
Ownership history
  1. Canteras De Puerto Rico Inc 1950 to 1981
  2. Canteras De Puerto Rico Inc 1981 to present
Source: MSHA controller and operator history, updated weekly.
Workforce and production
Year Employees
2000 4
Source: MSHA quarterly employment and production, updated weekly.

CANTERA DE PUERTO RICO sits in Bayamón Municipio, Puerto Rico, where the Census mining category is 0.0% 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.
Bayamón Municipio, Puerto Rico · Population 183,456
0.0%
Mining share of county employment
$30,729
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, when MSHA's quarterly employment data starts; earlier incidents are counted but cannot be rate-adjusted. 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
2000 Q3 1,725 0 0 0.0
2000 Q2 1,968 0 0 0.0
2000 Q1 1,580 1 0 632.9

Fatalities at this mine

1 recorded
May 9, 1984 PR · Metal/Non-Metal drill operator Fatality · EXPLOSIVES AND BREAKING AGENTS
Canteras De Puerto Rico Inc · Struck by... (Not Elsewhere Classified)

THE EMPLOYEE WAS TESTING THE CIRCUIT WITH AN INSTRUMENT AND SUDDENLY AN UNPLANNED DETONATION OCCURRED CAUSING THE EMPLOYEE FATAL INJURIES.

Reportable incidents

6 on file (excluding fatalities above)

1997 · 1 incident

February 22, 1997 PR · Metal/Non-Metal haul/off road/coal/ore/pit/quarry/rock/rubber tire truck driver, transportation truck driver FALL OF FACE/RIB/PILLAR/SIDE/HIGHWALL
Canteras De Puerto Rico Inc · Fall from machine

EMPLOYEE WAS GIVING A SODA TO THE EXCAVATOR OPERATOR. A ROCK FELL FROM THE BANK. HE LOST BALANCE AND FELL TO THE GROUND BREAKING HIS LEFT ARM.

1991 · 1 incident

October 9, 1991 PR · Metal/Non-Metal outside foreman, leadman ELECTRICAL
Canteras De Puerto Rico Inc · Flash burns (electric)

HE WAS GOING TO CUT OFF THE SWITCH WHEN AN EXPOLISION IN THE SWITCH OCCUR.

1988 · 1 incident

February 4, 1988 PR · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech FALLING/SLIDING/ROLLING MATERIALS
Canteras De Puerto Rico Inc · Caught in, under or between (Not Elsewhere Classified)

HE WAS WORKING IN A TRUCK AND HIS LEFT HAND FINGER WAS CUT BETWEEN THE TRUCK FRAME AND THE JACK.

1987 · 1 incident

April 6, 1987 PR · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman HANDLING OF MATERIALS
Canteras De Puerto Rico Inc · Over-exertion in pulling or pushing objects

HE WAS CLEANING THE REPAIR SHOP AREA WHEN HE PULL UP A LARGE BATTERY AND HE FELT PAIN IN THE SHOULDER AND IN HIS BACK.

1985 · 1 incident

December 18, 1985 PR · Metal/Non-Metal haul/off road/coal/ore/pit/quarry/rock/rubber tire truck driver, transportation truck driver SLIP OR FALL OF PERSON
Canteras De Puerto Rico Inc · Fall to the walkway or working surface

EMP WAS DOING M5INTENANCE WORK WHEN HE FELL DOWN, HE SUFFERS CONTUSIONS AND FRACTURE HIS WRIST

1984 · 1 incident

May 9, 1984 PR · Metal/Non-Metal driller, highwall operator, highwall drill operator EXPLOSIVES AND BREAKING AGENTS
Canteras De Puerto Rico Inc · Struck by flying object

EMPLOYEE WAS TESTING THE CIRCUIT WITH AN INSTRUMENT AND S UDDENLY AN UPLANNED DETONATION OCURRED CAUSING THE EMPLOYEE SERIOUS INJURIES.