# No. 6

- **MSHA mine ID:** 1511211
- **Status:** Abandoned and Sealed
- **Type / commodity:** Underground / Coal (Bituminous)
- **Location:** Floyd, KY
- **Operator:** MRI Mining Inc
- **Controller:** Minerva Ruth  Mead
- **Public source rows linked:** 941
- **Source coverage:** 12 / 20
- **Generated:** 2026-10-13T11:26:59.401Z

## Current entity hierarchy

**Minerva Ruth  Mead (0041507) → MRI Mining Inc (0051125) → No. 6 (1511211)**

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

## Controller and operator valid-time history

- **Emmett  Lawson → Tram Coal Company Inc:** 1978-04-01 through 1993-09-06; derived from co-tenure at mine 1511211; source `msha-controller-operator-history`.
- **Earl  Lawson et al → High Ridge Coal Company Inc:** 1993-09-07 through 2002-12-26; derived from co-tenure at mine 1511211; source `msha-controller-operator-history`.
- **Bobby  Lawson et al → High Ridge Coal Company Inc:** 1993-09-07 through 2002-12-26; derived from co-tenure at mine 1511211; source `msha-controller-operator-history`.
- **Jill  Slone → Gun Hill Coal Co., Inc.:** 2002-12-27 through 2007-02-07; derived from co-tenure at mine 1511211; source `msha-controller-operator-history`.
- **Minerva Ruth  Mead → MRI Mining Inc:** 2007-02-08 through current/open; derived from co-tenure at mine 1511211; source `msha-controller-operator-history`.

- History rows: 5
- Typed edges: 13
- 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 2 historical accident/injury rows; 0 coded fatalities and 346 lost days across the published record.
2. **COMPLIANCE — 0 since 2021:** Violations and penalties 270 violation rows across the full record; 130 carry an S&S flag and $36,609 appears in current assessed amounts.
3. **HEALTH — 311 samples:** Occupational health samples 266 coal dust; 15 coal quartz; 30 noise. 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 — 5K tons:** Quarterly production and employment 1K employee hours and 14 summed average employees across reported subunits in the latest published quarter.
5. **LEGAL — 0 linked rows:** Contests, conferences and decisions 0 contested-violation rows, 0 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 — 0 since 2021:** Inspections 49 inspection events and 2K 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 75.1711 — Sealing of mines.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-R/section-75.1711
- **30 CFR 75.403 — Maintenance of incombustible content of rock dust.** (4 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-E/section-75.403
- **30 CFR 75.1725 — Machinery and equipment; operation and maintenance.** (2 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-R/section-75.1725
- **30 CFR 75.523-3 — Automatic emergency-parking brakes.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-F/section-75.523-3
- **30 CFR 75.400 — Accumulation of combustible materials.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-E/section-75.400
- **30 CFR 75.1714-7 — Multi-gas detectors.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-R/section-75.1714-7
- **30 CFR 75.342 — Methane monitors.** (2 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-D/section-75.342

## Source coverage

- **Accident, Injuries, and Illnesses:** 2 rows; 2005-02-04 through 2007-06-27; source ID `msha-accidents`
- **Addresses of Record:** 1 rows; 2012-08-02 through 2012-08-02; source ID `msha-addresses`
- **Assessed Violations:** 256 rows; 2003-05-08 through 2008-05-27; source ID `msha-assessed-violations`
- **Coal Dust Samples:** 266 rows; 2003-06-04 through 2007-08-11; source ID `msha-coal-dust-samples`
- **Controller and Operator History:** 5 rows; 1978-04-01 through 2007-02-08; source ID `msha-controller-operator-history`
- **Inspections:** 49 rows; 2003-01-28 through 2008-05-27; source ID `msha-inspections`
- **Mine Employment and Production — Quarterly:** 36 rows; unknown through unknown; source ID `msha-mine-production-quarterly`
- **Mine Employment and Production — Yearly:** 10 rows; unknown through unknown; source ID `msha-mine-production-yearly`
- **Mines:** 1 rows; unknown through unknown; source ID `msha-mines`
- **Noise Samples:** 30 rows; 2003-09-10 through 2007-05-16; source ID `msha-noise-samples`
- **Quartz Samples — Coal:** 15 rows; 2004-03-10 through 2007-05-16; source ID `msha-quartz-samples`
- **Violations:** 270 rows; 2003-05-08 through 2008-05-27; 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-6-1511211`
- JSON: `/api/v1/mines/no-6-1511211`
- Silica records, units, sample status and quarterly means: `/api/v1/mines/1511211/silica` (snapshot year by default; `?year=all` for history; `&format=csv` for all matching rows)
- Relationship JSON: `/api/v1/mines/1511211/relationships`
- MCP resource: `mine://1511211/assessment`
- Complete Title 30 corpus: `/data/title30-sections.json`