# D R Crushing

- **MSHA mine ID:** 2301689
- **Status:** Abandoned
- **Type / commodity:** Surface / Crushed, Broken Limestone NEC
- **Location:** Jackson, MO
- **Operator:** APAC Kansas Inc
- **Controller:** CRH PLC
- **Public source rows linked:** 662
- **Source coverage:** 15 / 20
- **Generated:** 2026-10-13T11:26:59.401Z

## Current entity hierarchy

**CRH PLC (M06183) → APAC Kansas Inc (L09930) → D R Crushing (2301689)**

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

## Controller and operator valid-time history

- **Russell C  Buehler → City Wide Asphalt Company Inc:** 1950-01-01 through 1992-04-15; derived from co-tenure at mine 2301689; source `msha-controller-operator-history`.
- **Jeffrey D  Mitchell → D R Crushing Inc:** 1992-04-16 through 1992-06-18; derived from co-tenure at mine 2301689; source `msha-controller-operator-history`.
- **Russell C  Buehler → D R Crushing Inc:** 1992-06-19 through 1998-04-16; derived from co-tenure at mine 2301689; source `msha-controller-operator-history`.
- **Ashland Inc → Limpus Quarries Inc:** 1998-04-17 through 2006-08-27; derived from co-tenure at mine 2301689; source `msha-controller-operator-history`.
- **CRH PLC → Limpus Quarries Inc:** 2006-08-28 through 2007-12-31; derived from co-tenure at mine 2301689; source `msha-controller-operator-history`.
- **Ashland Inc → APAC Kansas Inc:** 2008-01-01 through 2006-08-27; derived from co-tenure at mine 2301689; source `msha-controller-operator-history`.
- **CRH PLC → APAC Kansas Inc:** 2008-01-01 through current/open; derived from co-tenure at mine 2301689; source `msha-controller-operator-history`.

- History rows: 7
- Typed edges: 18
- Interval anomalies: 1
- 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: 2026-10-13T11:19:05.459773+00:00.

## Assessment signals

1. **SAFETY — 0 since 2021:** Accidents and injuries 11 historical accident/injury rows; 0 coded fatalities and 331 lost days across the published record.
2. **COMPLIANCE — 0 since 2021:** Violations and penalties 74 violation rows across the full record; 28 carry an S&S flag and $14,670 appears in current assessed amounts.
3. **HEALTH — 49 samples:** Occupational health samples 49 personal. 2 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 402 employee hours and 2 summed average employees across reported subunits in the latest published quarter.
5. **LEGAL — 10 linked rows:** Contests, conferences and decisions 3 contested-violation rows, 3 civil-penalty docket/decision rows, and 4 conference records linked by issuance number.
6. **CONTRACTORS — 4 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 — 0 since 2021:** Inspections 46 inspection events and 716 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 56.4101 — Warning signs.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-C/section-56.4101
- **30 CFR 56.14108 — Overhead drive belts.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14108
- **30 CFR 56.6132 — Magazine requirements.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-E/section-56.6132
- **30 CFR 50.20 — Preparation and submission of MSHA Report Form 7000-1—Mine Accident, Injury, and Illness Report.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-I/part-50/subpart-C/section-50.20
- **30 CFR 56.14105 — Procedures during repairs or maintenance.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14105
- **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 56.14103 — Operators stations.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14103
- **30 CFR 56.14100 — Safety defects; examination, correction and records.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14100
- **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 56.14107 — Moving machine parts.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14107
- **30 CFR 56.6202 — Vehicles.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-E/section-56.6202
- **30 CFR 56.14110 — Flying or falling materials.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14110

## Source coverage

- **Accident, Injuries, and Illnesses:** 11 rows; 2000-04-09 through 2013-11-08; source ID `msha-accidents`
- **Addresses of Record:** 1 rows; 2015-02-13 through 2015-02-13; source ID `msha-addresses`
- **Assessed Violations:** 73 rows; 2001-06-12 through 2014-03-11; source ID `msha-assessed-violations`
- **Civil Penalty Dockets and Decisions:** 3 rows; 2012-01-26 through 2012-05-16; source ID `msha-civil-penalty-dockets-decisions`
- **Conferences:** 4 rows; 2001-08-08 through 2002-12-19; source ID `msha-conferences`
- **Contested Violations:** 3 rows; 2010-05-19 through 2011-11-15; source ID `msha-contested-violations`
- **Contractor Employment and Production — Quarterly:** 140 rows; unknown through unknown; source ID `msha-contractor-production-quarterly`
- **Contractor Employment and Production — Yearly:** 22 rows; unknown through unknown; source ID `msha-contractor-production-yearly`
- **Controller and Operator History:** 7 rows; 1950-01-01 through 2008-01-01; source ID `msha-controller-operator-history`
- **Inspections:** 46 rows; 2000-08-17 through 2014-03-11; source ID `msha-inspections`
- **Mine Employment and Production — Quarterly:** 181 rows; unknown through unknown; source ID `msha-mine-production-quarterly`
- **Mine Employment and Production — Yearly:** 47 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:** 49 rows; 2001-06-14 through 2013-08-06; source ID `msha-personal-health-samples`
- **Violations:** 74 rows; 2001-06-12 through 2014-03-11; 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/d-r-crushing-2301689`
- JSON: `/api/v1/mines/d-r-crushing-2301689`
- Silica records, units, sample status and quarterly means: `/api/v1/mines/2301689/silica` (snapshot year by default; `?year=all` for history; `&format=csv` for all matching rows)
- Relationship JSON: `/api/v1/mines/2301689/relationships`
- MCP resource: `mine://2301689/assessment`
- Complete Title 30 corpus: `/data/title30-sections.json`