Mining Incidents

Granby Notch Pit: 15 MSHA citations Metal/Non-Metal

Controlled by CRH PLC
GRANBY, Hartford County, CT  ·  Intermittent
MSHA Mine ID: 0600251

Granby Notch Pit has $2K in proposed MSHA penalties and $1 outstanding across 1 contested dockets, plus health sampling and the full incident record.

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Fatalities
0
Total incidents
6
Years on record
1988–1998
Latest incident
Dec 1998
Compliance record
MSHA citations since 2004
15
citations
0
significant & substantial
$1,668
proposed penalties
$1,667
paid to date
100% of proposed penalties paid to date, a $1 gap.
Source: MSHA violations data, updated weekly.
Inspection activity
MSHA inspections since 2000
36
inspections on record
373
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: 373 inspection hours is too few for a stable rate. A minimum of 1,000 inspection hours is required.
Source: MSHA inspections data, updated weekly.

Granby Notch Pit has $2K in proposed MSHA penalties and $1 outstanding across 1 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.
$2K
proposed penalties
$2K
current assessed
$2K
paid to date
$1
outstanding
15 assessments are final orders; 1 contested dockets.
Of $200 in penalties contested before the Commission, $100 was upheld in final decisions.
As of the most recent assessment on 2026-03-17.
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.
0.0%
significant & substantial
0.0%
high negligence or reckless
0.0%
reasonably likely or greater
6.7%
permanently disabling or fatal if injury occurs
Negligence coding: 0.0% none, 46.7% low, 53.3% moderate, 0.0% 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.
2 citations taken to the federal commission · 13% of citations on record
  • Settled 1 · 50%
  • Vacated or withdrawn 1 · 50%
50%
Penalty reduction in decided contests
$200 proposed, $100 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 2015-07-07.
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 2015-0109 Settlement Bulluck 2015 $200 → $100
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: 2026-03-17
0%
of limit-tested samples over the exposure limit
12
samples
3
limit-tested
Most sampled contaminants
  • Respirable dust, <.1mg8
  • Arsenic fumes1
  • Beryllium fumes1
  • Cadmium oxide fumes1
Show the individual readings (24)
Date Contaminant Concentration Limit Conc / limit Occupation
2026-03-17 Respirable dust, <.1mg 0 Front-end Loader Operator
2021-09-29 Respirable dust, <.1mg 0 Dry Screen Plant Operator
2021-09-29 Respirable dust, <.1mg 0 Front-end Loader Operator
2015-05-13 Respirable dust, <.1mg 0 Scale Man
2015-05-13 Quartz, respirable, >1% Qtz 0.25 0.61 0.41 Front-end Loader Operator
2012-07-31 Unlisted Particulate, respirable, <1% Qtz 0.2 Front-end Loader Operator
2011-07-28 Respirable dust, <.1mg 0 Front-end Loader Operator
2011-07-28 Respirable dust, <.1mg 0 Screen/Scalper Operator
2011-07-26 Lead fumes 0 150 0.00 Welder, etc.
2011-07-26 Magnesium oxide fumes 0 10 0.00 Welder, etc.
2011-07-26 Manganese fumes 0 5 0.00 Welder, etc.
2011-07-26 Nickel fumes 0 1 0.00 Welder, etc.
2011-07-26 Vanadium fumes 0 50 0.00 Welder, etc.
2011-07-26 Zinc oxide fumes 0 5 0.00 Welder, etc.
2011-07-26 Molybdenum fumes 0 10 0.00 Welder, etc.
2011-07-26 Arsenic fumes 0 500 0.00 Welder, etc.
2011-07-26 Beryllium fumes 0 2 0.00 Welder, etc.
2011-07-26 Cadmium oxide fumes 0 100 0.00 Welder, etc.
2011-07-26 Chromium, insoluble 0 1 0.00 Welder, etc.
2011-07-26 Cobalt fumes 0 100 0.00 Welder, etc.
2011-07-26 Copper fumes 0.69 100 0.01 Welder, etc.
2011-07-26 Iron oxide fumes 0.07 10 0.01 Welder, etc.
2005-11-16 Respirable dust, <.1mg 0 Crusher Oper/Worker
2005-11-16 Respirable dust, <.1mg 0 Front-end Loader Operator
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.
Ownership history
  1. Roncari Industries Inc 1950 to 1995
  2. Tilcon Roncari Inc 1995 to 1996
  3. Tilcon Connecticut Inc 1996 to present
Source: MSHA controller and operator history, updated weekly.
Workforce and production
Year Employees
2026 3
2025 3
2024 3
2023 4
2022 3
2021 3
2020 2
2019 3
2018 3
2017 3
2016 4
2015 6
2014 5
2013 6
2012 6
2011 3
2010 4
2009 4
2008 5
2007 4
2006 2
2005 2
2004 2
2003 2
2002 2
2001 2
2000 3
Source: MSHA quarterly employment and production, updated weekly.

Granby Notch Pit sits in Capitol Planning Region, Connecticut, 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.
Capitol Planning Region, Connecticut · Population 969,029
0.0%
Mining share of county employment
$91,541
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 984 0 0 0.0
2026 Q1 722 1 0 1385.0
2025 Q4 546 0 0 0.0
2025 Q3 805 1 0 1242.2
2025 Q2 804 0 0 0.0
2025 Q1 164 0 0 0.0
2024 Q4 617 0 0 0.0
2024 Q3 778 1 0 1285.3
Show 97 earlier quarters
Quarter Hours worked Citations S&S Per 1M hrs
2024 Q2 1,202 0 0 0.0
2024 Q1 469 0 0 0.0
2023 Q4 627 0 0 0.0
2023 Q3 1,279 0 0 0.0
2023 Q2 1,485 0 0 0.0
2023 Q1 175 3 0 17142.9
2022 Q4 1,055 0 0 0.0
2022 Q3 1,026 0 0 0.0
2022 Q2 1,523 0 0 0.0
2022 Q1 334 0 0 0.0
2021 Q4 788 0 0 0.0
2021 Q3 902 0 0 0.0
2021 Q2 776 2 0 2577.3
2021 Q1 147 0 0 0.0
2020 Q4 529 0 0 0.0
2020 Q3 681 0 0 0.0
2020 Q2 506 0 0 0.0
2019 Q4 600 0 0 0.0
2019 Q3 692 0 0 0.0
2019 Q2 484 0 0 0.0
2019 Q1 65 0 0 0.0
2018 Q4 2,002 0 0 0.0
2018 Q3 643 0 0 0.0
2018 Q2 645 0 0 0.0
2018 Q1 74 0 0 0.0
2017 Q4 544 0 0 0.0
2017 Q3 800 0 0 0.0
2017 Q2 706 0 0 0.0
2017 Q1 216 0 0 0.0
2016 Q4 2,260 0 0 0.0
2016 Q3 2,169 0 0 0.0
2016 Q2 2,269 0 0 0.0
2016 Q1 266 0 0 0.0
2015 Q4 2,729 0 0 0.0
2015 Q3 2,725 0 0 0.0
2015 Q2 4,318 1 0 231.6
2015 Q1 126 0 0 0.0
2014 Q4 1,758 0 0 0.0
2014 Q3 2,789 0 0 0.0
2014 Q2 2,796 0 0 0.0
2014 Q1 94 0 0 0.0
2013 Q4 560 0 0 0.0
2013 Q3 2,918 0 0 0.0
2013 Q2 4,349 0 0 0.0
2013 Q1 453 0 0 0.0
2012 Q4 2,485 0 0 0.0
2012 Q3 2,667 2 0 749.9
2012 Q2 1,841 0 0 0.0
2012 Q1 564 0 0 0.0
2011 Q4 1,743 0 0 0.0
2011 Q3 2,864 0 0 0.0
2011 Q2 0 0 0
2011 Q1 0 0 0
2010 Q4 1,147 0 0 0.0
2010 Q3 856 0 0 0.0
2010 Q2 470 0 0 0.0
2010 Q1 0 0 0
2009 Q4 179 0 0 0.0
2009 Q3 1,364 0 0 0.0
2009 Q2 1,011 0 0 0.0
2009 Q1 0 0 0
2008 Q4 736 0 0 0.0
2008 Q3 1,301 0 0 0.0
2008 Q2 1,084 0 0 0.0
2008 Q1 1,654 0 0 0.0
2007 Q4 2,143 0 0 0.0
2007 Q3 484 0 0 0.0
2007 Q2 1,226 0 0 0.0
2007 Q1 281 0 0 0.0
2006 Q4 1,049 1 0 953.3
2006 Q3 1,277 0 0 0.0
2006 Q2 1,189 0 0 0.0
2006 Q1 402 0 0 0.0
2005 Q4 1,215 1 0 823.0
2005 Q3 1,253 0 0 0.0
2005 Q2 1,306 0 0 0.0
2005 Q1 560 0 0 0.0
2004 Q4 1,226 0 0 0.0
2004 Q3 1,274 0 0 0.0
2004 Q2 1,325 2 0 1509.4
2004 Q1 240 0 0 0.0
2003 Q4 1,082 0 0 0.0
2003 Q3 1,220 0 0 0.0
2003 Q2 1,234 0 0 0.0
2003 Q1 798 0 0 0.0
2002 Q4 1,239 0 0 0.0
2002 Q3 1,037 0 0 0.0
2002 Q2 1,095 0 0 0.0
2002 Q1 742 0 0 0.0
2001 Q4 1,623 0 0 0.0
2001 Q3 1,395 0 0 0.0
2001 Q2 1,221 0 0 0.0
2001 Q1 385 0 0 0.0
2000 Q4 1,808 0 0 0.0
2000 Q3 2,283 0 0 0.0
2000 Q2 2,242 0 0 0.0
2000 Q1 1,807 0 0 0.0
No fatalities recorded at this mine.

Reportable incidents

6 on file

1998 · 2 incidents

December 4, 1998 CT · Metal/Non-Metal front-end loader, scraper-loader operator, pan operator, payloader, scraper rig operator HANDTOOLS (NONPOWERED)
Tilcon Connecticut Inc · Struck by... (Not Elsewhere Classified)

WHILE JACKING THE WEDGE ONT HE JAW CRUSHER, THE JAW SLIPPED OFF THE COLUM. ONE OF TWO SPACERS STRUCK EE IN THE L SHOULDER. NOT INFORMED OF INCIDENT UNTIL 1-4-99.

November 30, 1998 CT · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech POWERED HAULAGE
Tilcon Connecticut Inc · Over-exertion (Not Elsewhere Classified)

EE WAS WORKING WITH ANOTHER REMOVING IDLERS FROMTHE CONVEYOR THE IDLER BROKE CAUSING A STRAIN ON EE'S ARMS. REPORTED 12/31/98

1995 · 1 incident

July 14, 1995 CT · Metal/Non-Metal haul/off road/coal/ore/pit/quarry/rock/rubber tire truck driver, transportation truck driver POWERED HAULAGE
Tilcon Roncari Inc · Struck against a moving object

EMPLOYEE WAS DRIVING DUMP TRUCK AND WENT OVER A HOLE ON AN UNPAVED ROAD THAT WAS REPORTED SEVERAL TIMES. THE PRESSURE CAUSED SEVERE PAIN IN HIS LOWER BACK AND DOWN LEFT LEG.

1993 · 1 incident

June 18, 1993 CT · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator HANDLING OF MATERIALS
Roncari Industries Inc · Over-exertion (Not Elsewhere Classified)

SCREEN CLOTH ON WASH PLANT SPLIT AND IN PROCESS OF CHANGING IT EMPLOYEE PULLED MUSCLE IN RIGHT SHOULDER.

1990 · 1 incident

March 2, 1990 CT · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDTOOLS (NONPOWERED)
Roncari Industries Inc · Struck by... (Not Elsewhere Classified)

HE WAS HOLDING THE STRIKING WRENCH USED TO TIGHTEN THE CRUSHER BOLTS, WHILE ANOTHER EMPLOYEE WAS HITTING IT WITH THE SLEDGE HAMMER. EMPLOYEE MISSED THE STRIKING END OF THE WRENCH AND HIT INJU RED'S FIGNERS.

1988 · 1 incident

August 25, 1988 CT · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech SLIP OR FALL OF PERSON
Roncari Industries Inc · Fall onto or against objects

ENTERING CRUSHING CHAMBER TO INSERT AN EYE BOLT FOOT SLIPPED LOST BALANCE AND FELL BACKWARDS ON HIS BACK AGAINST THE EDGE OF THE HOPPER