# No 12

- **MSHA mine ID:** 1518593
- **Status:** Abandoned
- **Type / commodity:** Underground / Coal (Bituminous)
- **Location:** Pike, KY
- **Operator:** Ember Contracting Inc
- **Controller:** Randy  Gilkerson
- **Public source rows linked:** 943
- **Source coverage:** 17 / 20
- **Generated:** 2026-10-13T11:26:59.401Z

## Current entity hierarchy

**Randy  Gilkerson (C13803) → Ember Contracting Inc (P22063) → No 12 (1518593)**

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

## Controller and operator valid-time history

- **Brent  Coleman et al → Emily Enterprises Inc.:** 2002-12-04 through 2003-02-11; derived from co-tenure at mine 1518593; source `msha-controller-operator-history`.
- **Jimmy W  Tackett et al → MiTac Mining Company LLC:** 2003-02-12 through 2007-03-07; derived from co-tenure at mine 1518593; source `msha-controller-operator-history`.
- **James R  Mitchell et al → Coal Ridge Mining LLC:** 2007-03-08 through 2007-12-13; derived from co-tenure at mine 1518593; source `msha-controller-operator-history`.
- **Douglas K  Tackett et al → Coal Ridge Mining LLC:** 2007-03-08 through 2007-12-13; derived from co-tenure at mine 1518593; source `msha-controller-operator-history`.
- **Clyde D  Fields → Up & Running Coal Company, Inc.:** 2007-12-14 through 2008-09-22; derived from co-tenure at mine 1518593; source `msha-controller-operator-history`.
- **Randy  Gilkerson et al → Ember Contracting Inc:** 2008-09-23 through current/open; derived from co-tenure at mine 1518593; source `msha-controller-operator-history`.

- History rows: 6
- Typed edges: 16
- 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 5 historical accident/injury rows; 0 coded fatalities and 150 lost days across the published record.
2. **COMPLIANCE — 0 since 2021:** Violations and penalties 196 violation rows across the full record; 73 carry an S&S flag and $36,880 appears in current assessed amounts.
3. **HEALTH — 226 samples:** Occupational health samples 184 coal dust; 13 coal quartz; 29 noise. 0 personal-sample rows have a published C/E ratio above 1; 3 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 — 16K tons:** Quarterly production and employment 5K employee hours and 21 summed average employees across reported subunits in the latest published quarter.
5. **LEGAL — 102 linked rows:** Contests, conferences and decisions 50 contested-violation rows, 50 civil-penalty docket/decision rows, and 2 conference records linked by issuance number.
6. **CONTRACTORS — 1 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 75.370 — Mine ventilation plan; submission and approval.** (2 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-D/section-75.370
- **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 75.333 — Ventilation controls.** (2 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-D/section-75.333
- **30 CFR 75.400 — Accumulation of combustible materials.** (2 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-E/section-75.400
- **30 CFR 75.503 — Permissible electric face equipment; maintenance.** (2 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-F/section-75.503
- **30 CFR 75.1722 — Mechanical equipment guards.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-R/section-75.1722

## Source coverage

- **Accident, Injuries, and Illnesses:** 5 rows; 2003-06-11 through 2009-05-19; source ID `msha-accidents`
- **Addresses of Record:** 1 rows; 2009-09-01 through 2009-09-01; source ID `msha-addresses`
- **Assessed Violations:** 187 rows; 2003-03-17 through 2009-08-07; source ID `msha-assessed-violations`
- **Civil Penalty Dockets and Decisions:** 50 rows; 2011-11-04 through 2011-11-04; source ID `msha-civil-penalty-dockets-decisions`
- **Coal Dust Samples:** 184 rows; 2003-03-24 through 2009-08-03; source ID `msha-coal-dust-samples`
- **Conferences:** 2 rows; 2009-05-29 through 2009-05-29; source ID `msha-conferences`
- **Contested Violations:** 50 rows; 2008-12-09 through 2009-08-07; source ID `msha-contested-violations`
- **Contractor Employment and Production — Quarterly:** 98 rows; unknown through unknown; source ID `msha-contractor-production-quarterly`
- **Contractor Employment and Production — Yearly:** 15 rows; unknown through unknown; source ID `msha-contractor-production-yearly`
- **Controller and Operator History:** 6 rows; 2002-12-04 through 2008-09-23; source ID `msha-controller-operator-history`
- **Inspections:** 49 rows; 2002-12-06 through 2009-07-24; source ID `msha-inspections`
- **Mine Employment and Production — Quarterly:** 45 rows; unknown through unknown; source ID `msha-mine-production-quarterly`
- **Mine Employment and Production — Yearly:** 12 rows; unknown through unknown; source ID `msha-mine-production-yearly`
- **Mines:** 1 rows; unknown through unknown; source ID `msha-mines`
- **Noise Samples:** 29 rows; 2003-06-30 through 2009-02-05; source ID `msha-noise-samples`
- **Quartz Samples — Coal:** 13 rows; 2003-06-17 through 2009-02-05; source ID `msha-quartz-samples`
- **Violations:** 196 rows; 2003-03-17 through 2009-08-11; 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/no-12-1518593`
- JSON: `/api/v1/mines/no-12-1518593`
- Silica records, units, sample status and quarterly means: `/api/v1/mines/1518593/silica` (snapshot year by default; `?year=all` for history; `&format=csv` for all matching rows)
- Relationship JSON: `/api/v1/mines/1518593/relationships`
- MCP resource: `mine://1518593/assessment`
- Complete Title 30 corpus: `/data/title30-sections.json`