The employee was unhooking the power and ground lead from the external fuel pump when the fueling was completed, when there was a spark causing the battery to explode. The employee had a split lip and minor contact with battery acid which was promptly neutralized.
Sand Hill Rock Metal/Non-Metal
Sand Hill Rock has $25K in proposed MSHA penalties and $3K outstanding across 2 contested dockets, plus health sampling and the full incident record.
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Email me when a new MSHA incident is filed at Sand Hill Rock.
- Fatalities
- 0
- Total incidents
- 3
- Years on record
- 2004–2022
- Latest incident
- Oct 2022
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This rate is recorded citations divided by MSHA inspection hours, per 100 hours. It reflects inspection effort, not mine size or production.Sand Hill Rock has $25K in proposed MSHA penalties and $3K outstanding across 2 contested dockets.
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Differences between proposed and paid penalties reflect both settlements and conference reductions and amounts still owed. Outstanding is the balance currently owed.ⓘ
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.| Quarter | Hours worked | Citations | S&S | Per 1M hrs |
|---|---|---|---|---|
| 2025 Q4 | 1,926 | 0 | 0 | 0.0 |
| 2025 Q3 | 2,091 | 0 | 0 | 0.0 |
| 2025 Q2 | 2,549 | 3 | 0 | 1176.9 |
| 2025 Q1 | 2,836 | 0 | 0 | 0.0 |
| 2024 Q4 | 3,159 | 0 | 0 | 0.0 |
| 2024 Q3 | 2,683 | 0 | 0 | 0.0 |
| 2024 Q2 | 3,154 | 0 | 0 | 0.0 |
| 2024 Q1 | 3,926 | 0 | 0 | 0.0 |
Show 57 earlier quarters Hide earlier quarters
| Quarter | Hours worked | Citations | S&S | Per 1M hrs |
|---|---|---|---|---|
| 2023 Q4 | 3,283 | 4 | 1 | 1218.4 |
| 2023 Q3 | 2,495 | 7 | 3 | 2805.6 |
| 2023 Q1 | 2,850 | 0 | 0 | 0.0 |
| 2022 Q4 | 3,229 | 14 | 10 | 4335.7 |
| 2022 Q3 | 2,900 | 0 | 0 | 0.0 |
| 2022 Q2 | 2,731 | 1 | 0 | 366.2 |
| 2022 Q1 | 3,392 | 0 | 0 | 0.0 |
| 2021 Q4 | 3,231 | 0 | 0 | 0.0 |
| 2021 Q2 | 2,098 | 2 | 0 | 953.3 |
| 2021 Q1 | 2,901 | 0 | 0 | 0.0 |
| 2020 Q4 | 2,840 | 3 | 1 | 1056.3 |
| 2020 Q3 | 2,718 | 0 | 0 | 0.0 |
| 2020 Q2 | 2,357 | 1 | 0 | 424.3 |
| 2020 Q1 | 2,750 | 2 | 0 | 727.3 |
| 2019 Q4 | 2,770 | 0 | 0 | 0.0 |
| 2019 Q3 | 3,527 | 2 | 0 | 567.1 |
| 2019 Q2 | 3,783 | 0 | 0 | 0.0 |
| 2019 Q1 | 3,366 | 3 | 1 | 891.3 |
| 2018 Q4 | 2,195 | 0 | 0 | 0.0 |
| 2018 Q3 | 2,759 | 0 | 0 | 0.0 |
| 2018 Q2 | 3,140 | 1 | 0 | 318.5 |
| 2018 Q1 | 3,631 | 0 | 0 | 0.0 |
| 2017 Q4 | 2,387 | 1 | 0 | 418.9 |
| 2017 Q3 | 2,802 | 0 | 0 | 0.0 |
| 2017 Q2 | 2,687 | 1 | 0 | 372.2 |
| 2017 Q1 | 2,685 | 0 | 0 | 0.0 |
| 2016 Q4 | 1,689 | 5 | 2 | 2960.3 |
| 2016 Q3 | 2,208 | 0 | 0 | 0.0 |
| 2016 Q2 | 2,274 | 5 | 3 | 2198.8 |
| 2016 Q1 | 2,436 | 0 | 0 | 0.0 |
| 2015 Q4 | 1,406 | 1 | 0 | 711.2 |
| 2015 Q3 | 1,426 | 0 | 0 | 0.0 |
| 2015 Q2 | 1,700 | 1 | 0 | 588.2 |
| 2015 Q1 | 2,343 | 0 | 0 | 0.0 |
| 2014 Q4 | 2,107 | 0 | 0 | 0.0 |
| 2014 Q3 | 370 | 0 | 0 | 0.0 |
| 2007 Q1 | 2,374 | 0 | 0 | 0.0 |
| 2006 Q4 | 10,662 | 0 | 0 | 0.0 |
| 2006 Q3 | 7,765 | 0 | 0 | 0.0 |
| 2006 Q2 | 7,070 | 2 | 0 | 282.9 |
| 2006 Q1 | 6,566 | 0 | 0 | 0.0 |
| 2005 Q4 | 8,837 | 0 | 0 | 0.0 |
| 2005 Q3 | 6,784 | 0 | 0 | 0.0 |
| 2005 Q2 | 8,453 | 0 | 0 | 0.0 |
| 2005 Q1 | 6,291 | 0 | 0 | 0.0 |
| 2004 Q4 | 6,203 | 0 | 0 | 0.0 |
| 2004 Q3 | 4,881 | 5 | 1 | 1024.4 |
| 2004 Q2 | 4,951 | 0 | 0 | 0.0 |
| 2004 Q1 | 6,020 | 3 | 1 | 498.3 |
| 2003 Q4 | 4,533 | 0 | 0 | 0.0 |
| 2003 Q3 | 4,032 | 0 | 0 | 0.0 |
| 2003 Q2 | 1,736 | 0 | 0 | 0.0 |
| 2002 Q2 | 2,877 | 3 | 2 | 1042.8 |
| 2002 Q1 | 3,340 | 0 | 0 | 0.0 |
| 2001 Q2 | 2,836 | 4 | 1 | 1410.4 |
| 2001 Q1 | 2,431 | 2 | 1 | 822.7 |
| 2000 Q2 | 2,010 | 12 | 5 | 5970.1 |
Reportable incidents
3 on file2022 · 1 incident
2006 · 1 incident
Employee slipped & lost his footing; fell at same level.
2004 · 1 incident
Employees were fabricating stacker/ conveyer sections. EE was uncoupling attachment from stacker eye. EE slipped.
The full compliance file on Sand Hill Rock
A dated report covering the 26-year penalty trail, line-item violation pattern, contest and docket posture, rate-normalized peer benchmark, and full fatality history. Delivered as a PDF with the underlying data as CSV.