# No 4

- **MSHA mine ID:** 1519280
- **Status:** NonProducing
- **Type / commodity:** Underground / Coal (Bituminous)
- **Location:** Pike, KY
- **Operator:** Cavalier Mineral Inc
- **Controller:** Gary  Dotson
- **Public source rows linked:** 2,967
- **Source coverage:** 17 / 20
- **Generated:** 2026-10-13T11:26:59.401Z

## Current entity hierarchy

**Gary  Dotson (C00283) → Cavalier Mineral Inc (0052632) → No 4 (1519280)**

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

## Controller and operator valid-time history

- **Robin Roy Belcher → P B Dirt Movers Inc:** 2008-08-04 through 2008-10-08; derived from co-tenure at mine 1519280; source `msha-controller-operator-history`.
- **Gary  Dotson  et al → Cavalier Mineral Inc:** 2008-10-09 through current/open; derived from co-tenure at mine 1519280; 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 9 historical accident/injury rows; 0 coded fatalities and 417 lost days across the published record.
2. **COMPLIANCE — 24 since 2021:** Violations and penalties 516 violation rows across the full record; 68 carry an S&S flag and $91,299 appears in current assessed amounts.
3. **HEALTH — 1K samples:** Occupational health samples 1,307 coal dust; 55 coal quartz; 105 noise. 0 personal-sample rows have a published C/E ratio above 1; 5 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 — 8K tons:** Quarterly production and employment 8K employee hours and 29 summed average employees across reported subunits in the latest published quarter.
5. **LEGAL — 22 linked rows:** Contests, conferences and decisions 5 contested-violation rows, 5 civil-penalty docket/decision rows, and 12 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 — 24 since 2021:** Inspections 121 inspection events and 12K 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 77.401 — Stationary grinding machines; protective devices.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-E/section-77.401
- **30 CFR 77.1110 — Examination and maintenance of firefighting equipment.** (2 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-L/section-77.1110
- **30 CFR 77.502 — Electric equipment; examination, testing, and maintenance.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-F/section-77.502
- **30 CFR 77.513 — Insulating mats at power switches.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-F/section-77.513
- **30 CFR 70.208 — Quarterly sampling; mechanized mining units.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-70/subpart-C/section-70.208
- **30 CFR 75.903 — Disconnecting devices.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-J/section-75.903
- **30 CFR 75.364 — Weekly examination.** (3 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-D/section-75.364
- **30 CFR 75.517 — Power wires and cables; insulation and protection.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-F/section-75.517
- **30 CFR 75.604 — Permanent splicing of trailing cables.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-G/section-75.604

## Source coverage

- **Accident, Injuries, and Illnesses:** 9 rows; 2009-10-06 through 2019-08-15; source ID `msha-accidents`
- **Addresses of Record:** 1 rows; 2022-08-24 through 2022-08-24; source ID `msha-addresses`
- **Assessed Violations:** 513 rows; 2008-10-29 through 2024-08-05; source ID `msha-assessed-violations`
- **Civil Penalty Dockets and Decisions:** 5 rows; 2013-05-29 through 2016-02-19; source ID `msha-civil-penalty-dockets-decisions`
- **Coal Dust Samples:** 1,307 rows; 2008-12-22 through 2022-08-23; source ID `msha-coal-dust-samples`
- **Conferences:** 12 rows; 2013-04-22 through 2019-10-31; source ID `msha-conferences`
- **Contested Violations:** 5 rows; 2012-09-19 through 2015-04-06; source ID `msha-contested-violations`
- **Contractor Employment and Production — Quarterly:** 134 rows; unknown through unknown; source ID `msha-contractor-production-quarterly`
- **Contractor Employment and Production — Yearly:** 29 rows; unknown through unknown; source ID `msha-contractor-production-yearly`
- **Controller and Operator History:** 2 rows; 2008-08-04 through 2008-10-09; source ID `msha-controller-operator-history`
- **Inspections:** 121 rows; 2008-08-19 through 2026-07-21; source ID `msha-inspections`
- **Mine Employment and Production — Quarterly:** 119 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`
- **Noise Samples:** 105 rows; 2009-09-29 through 2022-02-02; source ID `msha-noise-samples`
- **Quartz Samples — Coal:** 55 rows; 2009-09-29 through 2022-04-26; source ID `msha-quartz-samples`
- **Violations:** 516 rows; 2008-10-29 through 2024-08-05; 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/no-4-1519280`
- JSON: `/api/v1/mines/no-4-1519280`
- Silica records, units, sample status and quarterly means: `/api/v1/mines/1519280/silica` (snapshot year by default; `?year=all` for history; `&format=csv` for all matching rows)
- Relationship JSON: `/api/v1/mines/1519280/relationships`
- MCP resource: `mine://1519280/assessment`
- Complete Title 30 corpus: `/data/title30-sections.json`