# Cabot Quarry

- **MSHA mine ID:** 0301504
- **Status:** Active
- **Type / commodity:** Surface / Crushed, Broken Sandstone
- **Location:** Lonoke, AR
- **Operator:** Rogers Group Inc
- **Controller:** Rogers Group Inc
- **Public source rows linked:** 2,428
- **Source coverage:** 14 / 20
- **Generated:** 2026-10-13T11:26:59.401Z

## Current entity hierarchy

**Rogers Group Inc (M00452) → Rogers Group Inc (L06514) → Cabot Quarry (0301504)**

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

## Controller and operator valid-time history

- **Jack  Freshour → Freshour Construction Company Inc:** 1980-09-01 through 2005-02-07; derived from co-tenure at mine 0301504; source `msha-controller-operator-history`.
- **Rogers Group Inc → Rogers Group Inc:** 2005-02-08 through current/open; derived from co-tenure at mine 0301504; source `msha-controller-operator-history`.

- History rows: 2
- Typed edges: 6
- Interval anomalies: 0
- 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 4 historical accident/injury rows; 0 coded fatalities and 1 lost days across the published record.
2. **COMPLIANCE — 45 since 2021:** Violations and penalties 182 violation rows across the full record; 33 carry an S&S flag and $44,744 appears in current assessed amounts.
3. **HEALTH — 56 samples:** Occupational health samples 56 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 8K employee hours and 17 summed average employees across reported subunits in the latest published quarter.
5. **LEGAL — 4 linked rows:** Contests, conferences and decisions 2 contested-violation rows, 2 civil-penalty docket/decision rows, and 0 conference records linked by issuance number.
6. **CONTRACTORS — 12 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 — 17 since 2021:** Inspections 73 inspection events and 1K 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 56.14200 — Warnings prior to starting or moving equipment.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14200
- **30 CFR 56.12032 — Inspection and cover plates.** (2 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-K/section-56.12032
- **30 CFR 56.4200 — General requirements.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-C/section-56.4200
- **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 50.30 — Preparation and submission of MSHA Form 7000-2—Quarterly Employment and Coal Production Report.** (5 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-I/part-50/subpart-D/section-50.30
- **30 CFR 46.8 — Annual refresher training.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-H/part-46/section-46.8
- **30 CFR 56.14207 — Parking procedures for unattended equipment.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14207

## Source coverage

- **Accident, Injuries, and Illnesses:** 4 rows; 2001-06-26 through 2020-05-12; source ID `msha-accidents`
- **Addresses of Record:** 1 rows; 2018-12-17 through 2018-12-17; source ID `msha-addresses`
- **Assessed Violations:** 181 rows; 2000-06-06 through 2026-06-15; source ID `msha-assessed-violations`
- **Civil Penalty Dockets and Decisions:** 2 rows; 2012-10-23 through 2015-06-18; source ID `msha-civil-penalty-dockets-decisions`
- **Contested Violations:** 2 rows; 2011-10-06 through 2014-06-19; source ID `msha-contested-violations`
- **Contractor Employment and Production — Quarterly:** 1,314 rows; unknown through unknown; source ID `msha-contractor-production-quarterly`
- **Contractor Employment and Production — Yearly:** 307 rows; unknown through unknown; source ID `msha-contractor-production-yearly`
- **Controller and Operator History:** 2 rows; 1980-09-01 through 2005-02-08; source ID `msha-controller-operator-history`
- **Inspections:** 73 rows; 2000-06-06 through 2026-06-15; source ID `msha-inspections`
- **Mine Employment and Production — Quarterly:** 248 rows; unknown through unknown; source ID `msha-mine-production-quarterly`
- **Mine Employment and Production — Yearly:** 55 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:** 56 rows; 2005-09-28 through 2026-06-16; source ID `msha-personal-health-samples`
- **Violations:** 182 rows; 2000-06-06 through 2026-06-15; 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/cabot-quarry-0301504`
- JSON: `/api/v1/mines/cabot-quarry-0301504`
- Silica records, units, sample status and quarterly means: `/api/v1/mines/0301504/silica` (snapshot year by default; `?year=all` for history; `&format=csv` for all matching rows)
- Relationship JSON: `/api/v1/mines/0301504/relationships`
- MCP resource: `mine://0301504/assessment`
- Complete Title 30 corpus: `/data/title30-sections.json`