Mining Incidents

Lamar Sand & Gravel: 61 MSHA citations Metal/Non-Metal

Controlled by Vulcan Materials Company
Lamar, Prowers County, CO  ·  Active
MSHA Mine ID: 0505026

Lamar Sand & Gravel has $13K in proposed MSHA penalties and $0 outstanding across 0 contested dockets, plus health sampling and the full incident record.

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Fatalities
0
Total incidents
2
Years on record
2021
Latest incident
Dec 2021
Compliance record
MSHA citations since 2016
61
citations
5
significant & substantial
$12,911
proposed penalties
$12,911
paid to date
100% of proposed penalties paid to date, a $0 gap.
Source: MSHA violations data, updated weekly.
Inspection activity
MSHA inspections since 2015
30
inspections on record
543
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: 543 inspection hours is too few for a stable rate. A minimum of 1,000 inspection hours is required.
Source: MSHA inspections data, updated weekly.

Lamar Sand & Gravel has $13K 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.
$13K
proposed penalties
$13K
current assessed
$13K
paid to date
$0
outstanding
59 assessments are final orders; 0 contested dockets.
As of the most recent assessment on 2026-03-05.
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.
8.2%
significant & substantial
4.9%
high negligence or reckless
8.2%
reasonably likely or greater
63.9%
permanently disabling or fatal if injury occurs
Negligence coding: 0.0% none, 1.6% low, 93.4% moderate, 4.9% high, 0.0% reckless.
Source: MSHA violations gravity and negligence coding, 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: 2026-02-26
0%
of limit-tested samples over the exposure limit
15
samples
2
limit-tested
Most sampled contaminants
  • Respirable dust, <.1mg12
  • Quartz, respirable, >1% Qtz3
Show the individual readings (15)
Date Contaminant Concentration Limit Conc / limit Occupation
2026-02-26 Respirable dust, <.1mg 0 Front-end Loader Operator
2026-02-26 Respirable dust, <.1mg 0 Cleanup Man
2026-02-26 Respirable dust, <.1mg 0 Washer Operator
2023-06-28 Respirable dust, <.1mg 0 Front-end Loader Operator
2023-06-28 Respirable dust, <.1mg 0 Washer Operator
2023-06-28 Quartz, respirable, >1% Qtz 0.39 0.83 0.47 Laborer, Bullgang
2023-06-28 Respirable dust, <.1mg 0 Laborer, Bullgang
2021-04-28 Respirable dust, <.1mg 0 Truck Driver
2021-04-28 Respirable dust, <.1mg 0 Front-end Loader Operator
2021-04-28 Respirable dust, <.1mg 0 Lab Technician
2021-04-28 Respirable dust, <.1mg 0 Truck Driver
2018-04-05 Respirable dust, <.1mg 0 Front-end Loader Operator
2018-04-05 Quartz, respirable, >1% Qtz 0.22 Truck Driver
2017-09-20 Quartz, respirable, >1% Qtz 0.15 0.82 0.18 Front-end Loader Operator
2017-09-20 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.

Lamar Sand & Gravel 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 Colorado, metal and nonmetal mining averaged 1.64 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 * 5.71 2.86 0.000
2020 * 0.00 0.00 0.000
2019 * 0.00 0.00 0.000
2018 * 0.00 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. Crossfire Aggregate Services LLC 2014 to 2016
  2. Prowers Aggregate Operators, LLC 2016 to 2021
  3. Brannan Sand & Gravel Company 2021 to 2026
  4. Vulcan Construction Materials, LLC 2026 to present
Source: MSHA controller and operator history, updated weekly.
Workforce and production
Year Employees
2026 23
2025 23
2024 23
2023 28
2022 27
2021 25
2020 25
2019 20
2018 10
2017 14
2016 11
2015 9
2014 15
Source: MSHA quarterly employment and production, updated weekly.

Lamar Sand & Gravel sits in Prowers County, Colorado, where the Census mining category is 1.1% 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.
Prowers County, Colorado · Population 11,931
1.1%
Mining share of county employment
$57,601
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 12,068 0 0 0.0
2026 Q1 15,482 4 1 258.4
2025 Q4 17,358 0 0 0.0
2025 Q3 15,824 0 0 0.0
2025 Q2 16,583 4 0 241.2
2025 Q1 14,393 0 0 0.0
2024 Q4 13,546 2 0 147.6
2024 Q3 11,166 6 1 537.3
Show 41 earlier quarters
Quarter Hours worked Citations S&S Per 1M hrs
2024 Q2 16,287 0 0 0.0
2024 Q1 12,806 1 0 78.1
2023 Q4 16,100 0 0 0.0
2023 Q3 20,040 4 0 199.6
2023 Q2 18,777 7 0 372.8
2023 Q1 18,449 4 0 216.8
2022 Q4 18,743 0 0 0.0
2022 Q3 22,083 0 0 0.0
2022 Q2 19,154 2 0 104.4
2022 Q1 17,055 0 0 0.0
2021 Q4 17,620 2 0 113.5
2021 Q3 18,843 0 0 0.0
2021 Q2 17,956 4 1 222.8
2021 Q1 15,591 0 0 0.0
2020 Q4 13,645 1 0 73.3
2020 Q3 17,610 0 0 0.0
2020 Q2 20,532 1 0 48.7
2020 Q1 17,335 3 0 173.1
2019 Q4 18,883 0 0 0.0
2019 Q3 18,681 7 0 374.7
2019 Q2 17,609 0 0 0.0
2019 Q1 13,412 3 0 223.7
2018 Q4 6,764 0 0 0.0
2018 Q3 7,088 0 0 0.0
2018 Q2 5,946 0 0 0.0
2018 Q1 5,545 0 0 0.0
2017 Q4 8,684 2 1 230.3
2017 Q3 10,728 1 0 93.2
2017 Q2 10,184 0 0 0.0
2017 Q1 7,678 0 0 0.0
2016 Q4 7,507 1 1 133.2
2016 Q3 6,135 0 0 0.0
2016 Q2 7,682 0 0 0.0
2016 Q1 5,742 0 0 0.0
2015 Q4 5,345 0 0 0.0
2015 Q3 7,411 0 0 0.0
2015 Q2 3,409 0 0 0.0
2015 Q1 3,067 0 0 0.0
2014 Q4 3,589 0 0 0.0
2014 Q3 1,025 0 0 0.0
2014 Q1 1,162 0 0 0.0
No fatalities recorded at this mine.

Reportable incidents

2 on file

2021 · 2 incidents

December 30, 2021 CO · Metal/Non-Metal miner, prospector, nec HANDTOOLS (NONPOWERED)
Brannan Sand & Gravel Company · Caught in, under or between a moving and a stationary object

low light, cold weather, and thick work gloves were contributing factors in the employee smashing the tip of left hand pinky finger between a hammer and steel. The finger tip was swollen and employee was told to not use that finger for the next two weeks by the doctor.

April 8, 2021 CO · Metal/Non-Metal bulldozer operator, universal operator, heavy equipment operator, operating engineer SLIP OR FALL OF PERSON
Prowers Aggregate Operators, LLC · Fall to the walkway or working surface

Employee was pulling a compressor on wheels while walking backwards. EE tripped over the edge of the loader bucket and fell backwards and landed on EE's rear end. The employee was sent to a doctor for back pain. EE was diagnosed with a lumbar strain. The employee was off of work for 9 days. After the 9 days EE was fully released by EE's doctor.