# Steincrusher LLC

- **MSHA mine ID:** 0504546
- **Status:** Intermittent
- **Type / commodity:** Surface / Construction Sand and Gravel
- **Location:** San Miguel, CO
- **Operator:** Steincrusher LLC
- **Controller:** Daniel J Eckstine
- **Public source rows linked:** 395
- **Source coverage:** 12 / 20
- **Generated:** 2026-10-17T06:17:15.228Z

## Current entity hierarchy

**Daniel J Eckstine (0178840) → Steincrusher LLC (0156293) → Steincrusher LLC (0504546)**

Current identity source: `msha-mines`. This is a current snapshot, not a historical claim.

## Controller and operator valid-time history

- **Judy  DeVincentis et al → Western Gravel Inc:** 1994-05-01 through 2020-09-09; derived from co-tenure at mine 0504546; source `msha-controller-operator-history`.
- **Daniel J Eckstine et al → Steincrusher LLC:** 2020-09-10 through 2019-10-29; derived from co-tenure at mine 0504546; source `msha-controller-operator-history`.
- **Jerry W Trudell et al → Steincrusher LLC:** 2020-09-10 through 2019-10-29; derived from co-tenure at mine 0504546; source `msha-controller-operator-history`.
- **Judy K DeVincentis et al → Steincrusher LLC:** 2020-09-10 through 2019-10-29; derived from co-tenure at mine 0504546; source `msha-controller-operator-history`.
- **Daniel J Eckstine et al → Steincrusher LLC:** 2020-09-10 through 2023-04-30; derived from co-tenure at mine 0504546; source `msha-controller-operator-history`.
- **Judy K DeVincentis et al → Steincrusher LLC:** 2020-09-10 through 2023-04-30; derived from co-tenure at mine 0504546; source `msha-controller-operator-history`.
- **Daniel J Eckstine → Steincrusher LLC:** 2023-05-01 through current/open; derived from co-tenure at mine 0504546; source `msha-controller-operator-history`.

- History rows: 7
- Typed edges: 13
- Interval anomalies: 3
- Valid-time bounds: inclusive; date granularity; null end means open-ended in the upstream history row; not independent proof of present control.
- Transaction-time observation: 2026-10-17T05:35:58.500035+00:00.

## Assessment signals

1. **SAFETY — 0 since 2021:** Accidents and injuries 2 historical accident/injury rows; 0 coded fatalities and 163 lost days across the published record.
2. **COMPLIANCE — 8 since 2021:** Violations and penalties 112 violation rows across the full record; 26 carry an S&S flag and $22,750 appears in current assessed amounts.
3. **HEALTH — 10 samples:** Occupational health samples 10 personal. 0 personal-sample rows have a published C/E ratio above 1; 0 noise rows have an action-level or PEL dose above 100%. These are separate measures, not a silica exceedance count. Silica results and sample status are shown separately.
4. **PRODUCTION — 0 tons:** Quarterly production and employment 928 employee hours and 3 summed average employees across reported subunits in the latest published quarter.
5. **LEGAL — 40 linked rows:** Contests, conferences and decisions 20 contested-violation rows, 20 civil-penalty docket/decision rows, and 0 conference records linked by issuance number.
6. **CONTRACTORS — 0 linked entities:** Contractors Contractors are linked through this mine’s violation or accident records. Their production and hours cover all their operations, so they are not included in this mine’s totals.
7. **INSPECTIONS — 11 since 2021:** Inspections 56 inspection events and 691 published inspection hours across the historical record.

## EIA annual operating context

No matched record in the 2024 EIA coal-public workbook. This may be inapplicable for a non-coal operation.

## Recent Title 30 crosswalk

Snapshot current through 2026-08-19.

- **30 CFR 50.30 — Preparation and submission of MSHA Form 7000-2—Quarterly Employment and Coal Production Report.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-I/part-50/subpart-D/section-50.30
- **30 CFR 56.14107 — Moving machine parts.** (5 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14107
- **30 CFR 56.14112 — Construction and maintenance of guards.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14112
- **30 CFR 56.11001 — Safe access.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-J/section-56.11001
- **30 CFR 56.9300 — Berms or guardrails.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-H/section-56.9300
- **30 CFR 56.4201 — Inspection.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-C/section-56.4201
- **30 CFR 56.4500 — Heat sources.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-C/section-56.4500
- **30 CFR 46.9 — Records of training.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-H/part-46/section-46.9

## Source coverage

- **Accident, Injuries, and Illnesses:** 2 rows; 2015-07-07 through 2017-05-30; source ID `msha-accidents`
- **Addresses of Record:** 1 rows; 2026-05-20 through 2026-05-20; source ID `msha-addresses`
- **Assessed Violations:** 110 rows; 2001-08-27 through 2025-02-11; source ID `msha-assessed-violations`
- **Civil Penalty Dockets and Decisions:** 20 rows; 2014-09-03 through 2014-09-03; source ID `msha-civil-penalty-dockets-decisions`
- **Contested Violations:** 20 rows; 2013-12-17 through 2013-12-18; source ID `msha-contested-violations`
- **Controller and Operator History:** 7 rows; 1994-05-01 through 2020-09-10; source ID `msha-controller-operator-history`
- **Inspections:** 56 rows; 2001-06-08 through 2026-06-24; source ID `msha-inspections`
- **Mine Employment and Production — Quarterly:** 23 rows; unknown through unknown; source ID `msha-mine-production-quarterly`
- **Mine Employment and Production — Yearly:** 33 rows; unknown through unknown; source ID `msha-mine-production-yearly`
- **Mines:** 1 rows; unknown through unknown; source ID `msha-mines`
- **Metal and Nonmetal Personal Health Samples:** 10 rows; 2011-03-24 through 2025-05-07; source ID `msha-personal-health-samples`
- **Violations:** 112 rows; 2001-08-27 through 2025-02-11; source ID `msha-violations`

## Caveats

- This is public-record decision support, not legal advice or an official MSHA record.
- Missing data can indicate no event, publication delay, an unresolved identity, or inapplicability.
- Contractor production data is entity-level and is not attributed to this mine.

## Alternate representations

- HTML: `/mines/steincrusher-llc-0504546`
- JSON: `/api/v1/mines/steincrusher-llc-0504546`
- Silica records, units, sample status and quarterly means: `/api/v1/mines/0504546/silica` (snapshot year by default; `?year=all` for history; `&format=csv` for all matching rows)
- Relationship JSON: `/api/v1/mines/0504546/relationships`
- MCP resource: `mine://0504546/assessment`
- Complete Title 30 corpus: `/data/title30-sections.json`