Key Takeaway
Merrill Pit 1 is a intermittent surface mine producing SandAndGravel, located in Cheyenne, Laramie County, WY. It has 17 violations on record (5 S&S) and $2K in proposed penalties. Operated by Rocky Mountain Sand & Gravel, LLC.
Merrill Pit 1
Operator: Rocky Mountain Sand & Gravel, LLC
Controller: Crystyn Lasley; Earl Merrill
Location: Cheyenne, Laramie County, WY
Employees: 3
Recent Violations
View all 17 →| Date | Section | S&S | Negligence | Penalty |
|---|---|---|---|---|
| 10/08/2025 | 46.9(d)(1) | Non-S&S | ModNegligence | $151 |
| 10/08/2025 | 46.9(d)(3) | Non-S&S | ModNegligence | $151 |
| 10/08/2025 | 46.9(d)(4) | Non-S&S | ModNegligence | $151 |
| 10/08/2025 | 46.9(d)(5) | Non-S&S | ModNegligence | $151 |
| 03/11/2025 | 50.30(a) | Non-S&S | ModNegligence | $151 |
| 05/14/2019 | 56.4201(a)(2) | Non-S&S | LowNegligence | $121 |
| 04/12/2018 | 56.14130(g) | S&S | ModNegligence | $118 |
| 04/12/2018 | 56.14130(g) | S&S | ModNegligence | $118 |
| 04/12/2018 | 56.14132(a) | Non-S&S | ModNegligence | $118 |
| 04/12/2018 | 56.4101 | Non-S&S | ModNegligence | $118 |
| 04/12/2018 | 47.41(a) | Non-S&S | ModNegligence | $118 |
| 04/12/2018 | 56.14107(a) | S&S | ModNegligence | $128 |
| 04/12/2018 | 56.4203 | Non-S&S | LowNegligence | $118 |
| 04/12/2018 | 56.9300(a) | Non-S&S | ModNegligence | $118 |
| 04/12/2018 | 56.14112(b) | S&S | ModNegligence | $286 |
| 04/12/2018 | 56.14107(a) | S&S | ModNegligence | $128 |
| 08/30/2017 | 56.14132(a) | Non-S&S | LowNegligence | $116 |
Inspections
View all 8 →| Begin | End | Hours | Inspectors |
|---|---|---|---|
| 10/08/2025 | 10/09/2025 | 8.75 | 1 |
| 03/11/2025 | 03/11/2025 | 7.25 | 1 |
| 08/30/2023 | 08/31/2023 | 7.75 | 1 |
| 08/31/2022 | 08/31/2022 | 3.25 | 1 |
| 05/14/2019 | 05/14/2019 | 7.75 | 1 |
| 04/11/2018 | 04/13/2018 | 31.50 | 1 |
| 09/06/2017 | 09/06/2017 | 5.75 | 1 |
| 08/30/2017 | 08/30/2017 | 11.00 | 1 |
Mine Details
Related Mines
Frequently Asked Questions
How many MSHA violations does Merrill Pit 1 have?
Merrill Pit 1 has 17 MSHA violations on record, of which 5 are classified as Significant & Substantial (S&S). Total proposed penalties amount to $2K.
What type of mine is Merrill Pit 1?
Merrill Pit 1 is a Surface mine producing SandAndGravel, located in Cheyenne, Laramie County, WY. It currently has 3 employees.
Has anyone been injured or killed at Merrill Pit 1?
According to MSHA records, Merrill Pit 1 has 0 reported accident/injury records and 0 fatalities on file.
Who operates Merrill Pit 1?
Merrill Pit 1 is operated by Rocky Mountain Sand & Gravel, LLC and controlled by Crystyn Lasley; Earl Merrill. MSHA Mine ID: 4801804.