Mining Incidents

Cranston Quarry: 115 MSHA citations Metal/Non-Metal

P J Keating Company · Surface
Controlled by CRH PLC
CRANSTON, Providence County, RI  ·  Active
MSHA Mine ID: 3700002

Cranston Quarry has $18K in proposed MSHA penalties and $165 outstanding across 9 contested dockets, plus health sampling and the full incident record.

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Fatalities
0
Total incidents
16
Years on record
1989–2020
Latest incident
Feb 2020
Compliance record
MSHA citations since 2001
115
citations
23
significant & substantial
$18,432
proposed penalties
$17,937
paid to date
97% of proposed penalties paid to date, a $495 gap.
Source: MSHA violations data, updated weekly.
Inspection activity
MSHA inspections since 2001
66
inspections on record
1,678
inspection hours
6.9
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.
115 citations across 1,678 inspection hours.
Source: MSHA inspections data, updated weekly.
Imminent-danger orders
A Section 107(a) order removes miners from an area when an inspector finds an imminent danger. Each order is lifted once the condition is corrected, so this counts orders issued, not orders now in effect.
1
Section 107(a) orders
Most recent order: 2026-06-17.
On record since 2026.
Source: MSHA imminent-danger order records, updated weekly.

Cranston Quarry has $18K in proposed MSHA penalties and $165 outstanding across 9 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.
$18K
proposed penalties
$18K
current assessed
$18K
paid to date
$165
outstanding
107 assessments are final orders; 9 contested dockets.
Of $4K in penalties contested before the Commission, $3K was upheld in final decisions.
As of the most recent assessment on 2026-06-17.
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.
20.4%
significant & substantial
1.8%
high negligence or reckless
21.2%
reasonably likely or greater
57.5%
permanently disabling or fatal if injury occurs
Negligence coding: 0.0% none, 37.2% low, 61.1% moderate, 1.8% high, 0.0% reckless.
Source: MSHA violations gravity and negligence coding, updated weekly.
When citations were contested
Contesting a citation before the Federal Mine Safety and Health Review Commission is a lawful right. These figures state the public outcomes of that process, from MSHA's Contested Violations file.
15 citations taken to the federal commission · 13% of citations on record
  • Settled 10 · 67%
  • Stood as issued 1 · 7%
  • Vacated or withdrawn 4 · 27%
100%
S&S designation survived the contest
Counts a Significant & Substantial citation as surviving when a settlement or judge's decision kept the designation, or the contest was dismissed or defaulted so the citation stands as issued. Vacated and withdrawn citations, and settlements that removed the designation, count against.
of 2 decided S&S contests · industry: 79%
33%
Penalty reduction in decided contests
$3K proposed, $2K after decisions · industry: 39%
Source: MSHA Contested Violations file (public record), updated weekly. A dismissed or defaulted contest leaves the citation standing as issued; a vacated or withdrawn citation is removed from the violation record. Latest contest filed 2017-07-03.
Contested penalties
A reduction or dismissal at the Commission is a lawful outcome of contesting a proposed penalty. Figures are the proposed amount and the amount upheld in the docket's decision.
Largest penalties this mine contested before the Federal Mine Safety and Health Review Commission, with the outcome on record.
Docket Decision Judge Year Proposed / upheld
YORK 2015-0138 Settlement Barbour 2016 $1K → $1K
YORK 2011-225M Settlement Andrews 2012 $937 → $451
YORK20000038M Settlement Zielinski 2001 $917 → $635
YORK 2012-43M Settlement Lesnick 2012 $270 → $109
YORK 2011-244M Settlement Koutras 2012 $234 → $200
YORK 2017-0128 Settlement Lesnick 2017 $232 → $116
Source: FMSHRC civil penalty dockets and decisions (public record), updated weekly.
Health sampling
A sample is a point in time compliance measurement, not an individual exposure history. These figures describe MSHA sampling records and do not establish causation or personal dose.

Metal and nonmetal contaminants (personal samples)
Many samples are screening measurements of substances with no applicable exposure limit; they are counted as samples but excluded from every over-limit figure. Over-limit shares use only limit-tested samples.

Last sampled: 2022-03-30, 4 years ago
0%
of limit-tested samples over the exposure limit
28
samples
14
limit-tested
Most sampled contaminants
  • Quartz, respirable, >1% Qtz14
  • Respirable dust, <.1mg8
  • Unlisted Particulate, respirable, <1% Qtz4
  • Aluminum oxide fumes1
Show the individual readings (42)
Date Contaminant Concentration Limit Conc / limit Occupation
2022-03-30 Quartz, respirable, >1% Qtz 0.12 Laborer, Bullgang
2022-03-30 Quartz, respirable, >1% Qtz 0.18 0.51 0.35 Crusher Oper/Worker
2018-12-18 Respirable dust, <.1mg 0 Laborer, Bullgang
2018-12-18 Quartz, respirable, >1% Qtz 0.19 Laborer, Bullgang
2018-08-29 Respirable dust, <.1mg 0 Laborer, Bullgang
2018-08-29 Quartz, respirable, >1% Qtz 0.35 1.1 0.32 Laborer, Bullgang
2016-03-23 Quartz, respirable, >1% Qtz 0.32 0.61 0.52 Laborer, Bullgang
2016-03-23 Quartz, respirable, >1% Qtz 0.24 0.64 0.38 Utility Man
2016-03-23 Respirable dust, <.1mg 0 Crusher Oper/Worker
2008-03-12 Quartz, respirable, >1% Qtz 0.16 0.64 0.25 Cleanup Man
2008-03-12 Respirable dust, <.1mg 0 Crusher Oper/Worker
2006-01-26 Molybdenum fumes 0 10 0.00 Welder, etc.
2006-01-26 Aluminum oxide fumes 0.14 10 0.01 Welder, etc.
2006-01-26 Arsenic fumes 0 500 0.00 Welder, etc.
2006-01-26 Beryllium fumes 0 2 0.00 Welder, etc.
2006-01-26 Cadmium oxide fumes 0 100 0.00 Welder, etc.
2006-01-26 Chromium, insoluble 0.05 1 0.05 Welder, etc.
2006-01-26 Cobalt fumes 0.24 100 0.00 Welder, etc.
2006-01-26 Copper fumes 6.27 100 0.06 Welder, etc.
2006-01-26 Iron oxide fumes 0.68 10 0.07 Welder, etc.
2006-01-26 Lead fumes 0.95 150 0.01 Welder, etc.
2006-01-26 Magnesium oxide fumes 0.09 10 0.01 Welder, etc.
2006-01-26 Manganese fumes 0.21 5 0.04 Welder, etc.
2006-01-26 Nickel fumes 0.01 1 0.01 Welder, etc.
2006-01-26 Titanium dioxide fumes 0.03 10 0.00 Welder, etc.
2006-01-26 Vanadium fumes 0.24 50 0.00 Welder, etc.
2006-01-26 Zinc oxide fumes 0 5 0.00 Welder, etc.
2004-11-02 Quartz, respirable, >1% Qtz 0.18 1.1 0.16 Utility Man
2004-11-02 Unlisted Particulate, respirable, <1% Qtz 0.14 Crusher Oper/Worker
2004-11-02 Quartz, respirable, >1% Qtz 0.31 0.93 0.33 Utility Man
2004-11-02 Unlisted Particulate, respirable, <1% Qtz 0.42 Supervisor, Co. Official
2004-05-05 Quartz, respirable, >1% Qtz 0.23 0.4 0.58 Crusher Oper/Worker
2004-05-05 Respirable dust, <.1mg 0 Truck Driver
2004-05-05 Respirable dust, <.1mg 0 Front-end Loader Operator
2004-05-05 Respirable dust, <.1mg 0 Truck Driver
2002-04-17 Respirable dust, <.1mg 0 Drill Operator, Rotary Air
2002-04-17 Quartz, respirable, >1% Qtz 0.15 0.93 0.16 Crusher Oper/Worker
2002-04-17 Quartz, respirable, >1% Qtz 0.73 1.12 0.65 Utility Man
2002-04-17 Unlisted Particulate, respirable, <1% Qtz 0.33 Truck Driver
2002-04-17 Unlisted Particulate, respirable, <1% Qtz 0.33 Front-end Loader Operator
2001-04-25 Quartz, respirable, >1% Qtz 0.2 0.54 0.37 Crusher Oper/Worker
2001-04-25 Quartz, respirable, >1% Qtz 0.25 0.63 0.40 Cleanup Man
Source: MSHA respirable dust, quartz, and noise sampling records, updated weekly. Metal/nonmetal contaminant figures come from MSHA's Personal Health Samples and Area Samples files (public record), updated weekly.

Cranston Quarry recorded 0.00 reportable injury cases per 100 full-time workers in 2025.

Injury rate, 2025
This rate is reportable injury cases per 100 full-time-equivalent workers per year, computed as 200,000 times cases divided by MSHA operator-reported employee-hours. Cases are injuries MSHA graded degree 01 through 07; accident-only events that hurt no one are excluded, and so are contractor injuries, whose hours do not attach to a single mine. Rates begin in 2000, when quarterly employment reporting starts, and are withheld below 20,000 hours in a year.
0.00
total case rate
0.00
days-away rate
0.000
fatality rate
Below average. The US metal and nonmetal mining average was 1.65 and the all-US-mining average was 1.97 cases per 100 workers.
In Rhode Island, metal and nonmetal mining averaged 1.53 cases per 100 workers that year.
Under 100,000 employee-hours were reported that year, so a single case moves the rate by two or more. Read the figure as approximate.
Year total case rate days-away fatal
2025 * 0.00 0.00 0.000
2024 * 0.00 0.00 0.000
2023 * 0.00 0.00 0.000
2022 * 0.00 0.00 0.000
2021 * 0.00 0.00 0.000
2020 * 4.80 0.00 0.000
2019 * 0.00 0.00 0.000
2018 * 10.91 0.00 0.000
* Fewer than 100,000 employee-hours that year; the rate is less stable.
Source: injury cases from MSHA accident and injury records; employee-hours from MSHA quarterly employment reports. Rate is cases per 100 full-time-equivalent workers, operator employees only.
Ownership history
  1. Tilcon Gammino Inc 1950 to 1996
  2. P J Keating Company 1996 to present
Source: MSHA controller and operator history, updated weekly.
Workforce and production
Year Employees
2026 24
2025 23
2024 26
2023 24
2022 18
2021 16
2020 17
2019 20
2018 18
2017 18
2016 18
2015 17
2014 15
2013 14
2012 16
2011 13
2010 13
2009 16
2008 19
2007 21
2006 20
2005 18
2004 21
2003 20
2002 10
2001 11
2000 16
Source: MSHA quarterly employment and production, updated weekly.

Cranston Quarry sits in Providence County, Rhode Island, 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.
Providence County, Rhode Island · Population 658,977
0.0%
Mining share of county employment
$78,204
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
2026 Q2 15,359 7 1 455.8
2026 Q1 5,594 1 0 178.8
2025 Q4 14,287 0 0 0.0
2025 Q3 15,682 2 1 127.5
2025 Q2 14,945 0 0 0.0
2025 Q1 5,170 3 0 580.3
2024 Q4 12,150 0 0 0.0
2024 Q3 14,712 3 1 203.9
Show 98 earlier quarters
Quarter Hours worked Citations S&S Per 1M hrs
2024 Q2 16,386 0 0 0.0
2024 Q1 7,435 0 0 0.0
2023 Q4 15,979 0 0 0.0
2023 Q3 15,779 0 0 0.0
2023 Q2 14,600 0 0 0.0
2023 Q1 8,479 3 2 353.8
2022 Q4 15,444 0 0 0.0
2022 Q3 14,661 0 0 0.0
2022 Q2 12,540 0 0 0.0
2022 Q1 4,564 0 0 0.0
2021 Q4 12,532 0 0 0.0
2021 Q3 13,340 0 0 0.0
2021 Q2 12,653 4 0 316.1
2021 Q1 3,181 0 0 0.0
2020 Q4 12,291 0 0 0.0
2020 Q3 13,007 4 0 307.5
2020 Q2 11,533 0 0 0.0
2020 Q1 4,824 1 0 207.3
2019 Q4 11,805 4 0 338.8
2019 Q3 13,951 0 0 0.0
2019 Q2 12,292 0 0 0.0
2019 Q1 6,754 1 0 148.1
2018 Q4 10,013 0 0 0.0
2018 Q3 10,385 2 1 192.6
2018 Q2 10,880 4 1 367.6
2018 Q1 5,373 3 0 558.3
2017 Q4 8,880 0 0 0.0
2017 Q3 10,530 0 0 0.0
2017 Q2 11,350 1 0 88.1
2017 Q1 4,227 1 0 236.6
2016 Q4 7,683 0 0 0.0
2016 Q3 10,365 1 0 96.5
2016 Q2 12,669 0 0 0.0
2016 Q1 5,680 2 1 352.1
2015 Q4 5,337 0 0 0.0
2015 Q3 10,521 0 0 0.0
2015 Q2 9,859 3 2 304.3
2015 Q1 3,843 2 0 520.4
2014 Q4 8,146 0 0 0.0
2014 Q3 8,329 0 0 0.0
2014 Q2 8,264 3 0 363.0
2014 Q1 2,351 1 0 425.4
2013 Q4 3,361 0 0 0.0
2013 Q3 5,755 0 0 0.0
2013 Q2 6,689 5 0 747.5
2013 Q1 1,656 0 0 0.0
2012 Q4 4,447 0 0 0.0
2012 Q3 6,397 0 0 0.0
2012 Q2 5,960 0 0 0.0
2012 Q1 2,329 0 0 0.0
2011 Q4 3,418 0 0 0.0
2011 Q3 4,795 0 0 0.0
2011 Q2 5,763 6 0 1041.1
2011 Q1 1,566 0 0 0.0
2010 Q4 4,470 0 0 0.0
2010 Q3 4,948 0 0 0.0
2010 Q2 6,728 4 2 594.5
2010 Q1 832 1 0 1201.9
2009 Q4 5,805 0 0 0.0
2009 Q3 6,363 0 0 0.0
2009 Q2 7,442 3 0 403.1
2009 Q1 4,880 0 0 0.0
2008 Q4 7,383 0 0 0.0
2008 Q3 8,588 0 0 0.0
2008 Q2 7,232 0 0 0.0
2008 Q1 3,808 0 0 0.0
2007 Q4 5,425 0 0 0.0
2007 Q3 7,090 0 0 0.0
2007 Q2 10,402 0 0 0.0
2007 Q1 5,538 5 1 902.9
2006 Q4 7,337 0 0 0.0
2006 Q3 12,141 0 0 0.0
2006 Q2 12,796 0 0 0.0
2006 Q1 4,853 0 0 0.0
2005 Q4 8,877 0 0 0.0
2005 Q3 10,545 0 0 0.0
2005 Q2 10,574 0 0 0.0
2005 Q1 2,532 0 0 0.0
2004 Q4 8,301 2 0 240.9
2004 Q3 11,977 0 0 0.0
2004 Q2 10,772 0 0 0.0
2004 Q1 4,690 0 0 0.0
2003 Q4 10,136 0 0 0.0
2003 Q3 10,019 0 0 0.0
2003 Q2 13,959 0 0 0.0
2003 Q1 4,131 0 0 0.0
2002 Q4 5,603 1 0 178.5
2002 Q3 6,735 0 0 0.0
2002 Q2 4,736 3 0 633.4
2002 Q1 1,389 0 0 0.0
2001 Q4 4,028 0 0 0.0
2001 Q3 8,407 0 0 0.0
2001 Q2 4,355 7 2 1607.3
2001 Q1 9,484 0 0 0.0
2000 Q4 11,493 0 0 0.0
2000 Q3 12,164 0 0 0.0
2000 Q2 11,377 0 0 0.0
2000 Q1 6,168 0 0 0.0
No fatalities recorded at this mine.

Reportable incidents

16 on file

2020 · 1 incident

February 14, 2020 RI · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman MACHINERY
P J Keating Company · Contact with hot objects or substances

Employee was cutting bolts with an oxy/acetylene torch when some slag dripped onto a piece of tubular steel and splashed into EE's eye.

2018 · 2 incidents

September 12, 2018 RI · Metal/Non-Metal prep plant foreman, supervisor, mill plant supervisor, kiln supervisor DISORDERS (REPEATED TRAUMA)
P J Keating Company · (Not Elsewhere Classified)

Employee experienced an reportable hearing shift from previous years hearing exam.

January 23, 2018 RI · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman HANDTOOLS (NONPOWERED)
P J Keating Company · Struck by flying object

Employee was removing a bolt from a flanged valve and a small piece of metal became embedded in left hand.

2017 · 2 incidents

July 19, 2017 RI · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman DISORDERS (REPEATED TRAUMA)
P J Keating Company · (Not Elsewhere Classified)

Employee experienced significant change in hearing levels noted in the high frequencies left ear compared to the prior audiogram on May 20, 2016

March 23, 2017 RI · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman HANDLING OF MATERIALS
P J Keating Company · Over-exertion in lifting objects

Employee was working with the pump in the quarry and dislocated left shoulder.

2010 · 1 incident

March 16, 2010 RI · Metal/Non-Metal welder (shop) MACHINERY
P J Keating Company · Contact with hot objects or substances

Employee using cutting torch on torch ring of HP 400 crusher to relieve tension between locking bolt and mantle, a burst of flame came out of torch ring, causing 2nd & 3rd degree facial burns. Hospitalized overnight.

2006 · 2 incidents

May 1, 2006 RI · Metal/Non-Metal welder (shop) SLIP OR FALL OF PERSON
P J Keating Company · Fall to the walkway or working surface

Employee finishing shift headed to time clock, tripped over fork truck extensions laying on pavement.

February 10, 2006 RI · Metal/Non-Metal welder (shop) SLIP OR FALL OF PERSON
P J Keating Company · Fall from scaffolds, walkways, platforms

Employee climbed ladder to reach scaffolding carrying another ladder reached scafold, lost footing and fell onto floor below.

2004 · 2 incidents

August 25, 2004 RI · Metal/Non-Metal welder (shop) MACHINERY
P J Keating Company · Contact with hot objects or substances

Employee was torch burning a twisted piece of pipe on a hand rail. 1-2 feet away from area cut pipe sprung back scraping head causing 2 3rd degree burns approx 2" diameter.

2002 · 1 incident

June 20, 2002 RI · Metal/Non-Metal truck driver SLIP OR FALL OF PERSON
P J Keating Company · Fall onto or against objects

EE STATES HE HAS A CONTUSION TO HIS LEFT ELBOW. THE ONLY EVENT HE CAN REMEMBER IS HE SLIPPED AND FELL IN THE TRUCK, LANDING ON HIS ELBOW ON 6-20-02.

2001 · 1 incident

September 27, 2001 RI · Metal/Non-Metal bulldozer operator, universal operator, heavy equipment operator, operating engineer HANDLING OF MATERIALS
P J Keating Company · Struck by flying object

HEAVY CABLE WIRE SNAPPED UPWARD STRIKING EE OVERRIGHT EYEBROW.

2000 · 1 incident

September 5, 2000 RI · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman SLIP OR FALL OF PERSON
P J Keating Company · Struck by... (Not Elsewhere Classified)

WHILE GETTING INTO HIS PU TRK THE EE STRUCK HIS ELBOW ON THE DOOR FRAME

1999 · 1 incident

December 10, 1999 RI · Metal/Non-Metal outside foreman, leadman MACHINERY
P J Keating Company · Caught in, under or between a moving and a stationary object

WHILE PUTTING THE CRUSHER BACK TOGETHER, THE HEAD ASSEMBLY WAS BEING PUT INTO PLACE. THE HEAD ASSEMBLY WAS BEING MOVED WITH THE ASSISTANCE OF A CRANE. THE HEAD ASSEMBLE SHIFTED SLIGHTLY, PINCH ING FINGER, CAUSING LACERATION.

1990 · 1 incident

April 24, 1990 RI · Metal/Non-Metal drill operator MACHINERY
Tilcon Gammino Inc · Struck by falling object

REMOVING STEEL FROM RAISED BOOM OF ROCK DRILL,A COUPLING FELL GLANCING OFF EMPL HARDHAT BEFORE STRIKING EMPL BELOW BASE OF NECK.

1989 · 1 incident

November 8, 1989 RI · Metal/Non-Metal superintendent HANDLING OF MATERIALS
Tilcon Gammino Inc · Over-exertion in lifting objects

WHILE LIFTING A PIECE OF STEEL EE STRAINED HIS BACK. THE STEEL WAS IN PLATE FORM AND WEIGHTED 150 LBS NO INFRIGMENT OF RULES OR REGULATIONS WENS INVOLVED. EE ATTITUDE IS EXCITING.