Key Takeaway
Heartland Aggregate Mining is a active surface mine producing SandAndGravel, located in Alma, Park County, CO. It has 52 violations on record (8 S&S) and $10K in proposed penalties. Operated by Heartland Aggregate Mining.
Heartland Aggregate Mining
Operator: Heartland Aggregate Mining
Controller: Mexted Enterprises Inc; RGV LLC; Heartland Environmental Services LLC
Location: Alma, Park County, CO
Employees: 7
Recent Violations
View all 52 →| Date | Section | S&S | Negligence | Penalty |
|---|---|---|---|---|
| 10/23/2025 | 56.14101(a) | Non-S&S | LowNegligence | $151 |
| 10/22/2025 | 56.9300 | Non-S&S | ModNegligence | $151 |
| 07/24/2025 | 47.44(a)(2) | Non-S&S | ModNegligence | $151 |
| 07/24/2025 | 56.12004 | S&S | ModNegligence | $151 |
| 07/24/2025 | 56.11012 | S&S | ModNegligence | $193 |
| 07/24/2025 | 56.14132(a) | Non-S&S | ModNegligence | $151 |
| 11/13/2024 | 56.14100(b) | Non-S&S | ModNegligence | $193 |
| 11/13/2024 | 56.4200(b)(2) | Non-S&S | ModNegligence | $193 |
| 02/13/2024 | 50.30(a) | Non-S&S | LowNegligence | $147 |
| 02/13/2024 | 50.30(a) | Non-S&S | ModNegligence | $147 |
| 10/24/2023 | 56.1000 | Non-S&S | ModNegligence | $143 |
| 07/18/2023 | 56.4101 | Non-S&S | ModNegligence | $143 |
| 07/18/2023 | 56.14107(a) | S&S | ModNegligence | $167 |
| 07/18/2023 | 56.12032 | Non-S&S | ModNegligence | $143 |
| 07/18/2023 | 56.12004 | Non-S&S | ModNegligence | $143 |
| 07/18/2023 | 56.11002 | S&S | HighNegligence | $1,246 |
| 07/18/2023 | 56.14107(a) | Non-S&S | ModNegligence | $143 |
| 07/18/2023 | 56.12004 | Non-S&S | ModNegligence | $143 |
| 12/22/2022 | 50.30(a) | Non-S&S | ModNegligence | $143 |
| 12/22/2022 | 56.12028 | Non-S&S | HighNegligence | $2,014 |
Accidents & Injuries
View all 1 →| Date | Classification | Injury | Days Lost |
|---|---|---|---|
| 07/02/2018 | SLIP OR FALL OF PERSON | DAYS AWAY FROM WORK ONLY | 7d lost |
Inspections
View all 20 →| Begin | End | Hours | Inspectors |
|---|---|---|---|
| 10/21/2025 | 10/28/2025 | 25.50 | 1 |
| 07/24/2025 | 07/25/2025 | 13.00 | 1 |
| 11/12/2024 | 11/14/2024 | 23.50 | 1 |
| 05/22/2024 | 05/28/2024 | 1.25 | 1 |
| 05/14/2024 | 05/15/2024 | 13.00 | 1 |
| 02/13/2024 | 02/16/2024 | 2.50 | 1 |
| 10/24/2023 | 11/03/2023 | 20.75 | 1 |
| 07/17/2023 | 07/18/2023 | 5.50 | 1 |
| 07/17/2023 | 07/20/2023 | 24.00 | 1 |
| 01/03/2023 | 01/03/2023 | 9.75 | 1 |
Mine Details
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Frequently Asked Questions
How many MSHA violations does Heartland Aggregate Mining have?
Heartland Aggregate Mining has 52 MSHA violations on record, of which 8 are classified as Significant & Substantial (S&S). Total proposed penalties amount to $10K.
What type of mine is Heartland Aggregate Mining?
Heartland Aggregate Mining is a Surface mine producing SandAndGravel, located in Alma, Park County, CO. It currently has 7 employees.
Has anyone been injured or killed at Heartland Aggregate Mining?
According to MSHA records, Heartland Aggregate Mining has 1 reported accident/injury records and 0 fatalities on file.
Who operates Heartland Aggregate Mining?
Heartland Aggregate Mining is operated by Heartland Aggregate Mining and controlled by Mexted Enterprises Inc; RGV LLC; Heartland Environmental Services LLC. MSHA Mine ID: 0505085.