# #2

- **MSHA mine ID:** 1518443
- **Status:** Abandoned and Sealed
- **Type / commodity:** Underground / Coal (Bituminous)
- **Location:** Lawrence, KY
- **Operator:** Sundance Mining Inc
- **Controller:** Bobby  Blackburn
- **Public source rows linked:** 113
- **Source coverage:** 11 / 20
- **Generated:** 2026-10-13T11:26:59.401Z

## Current entity hierarchy

**Bobby  Blackburn (C15388) → Sundance Mining Inc (P24446) → #2 (1518443)**

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

## Controller and operator valid-time history

- **Bobby  Blackburn → Sundance Mining Inc:** 2001-09-01 through current/open; derived from co-tenure at mine 1518443; source `msha-controller-operator-history`.

- History rows: 1
- Typed edges: 3
- 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 1 historical accident/injury rows; 0 coded fatalities and 0 lost days across the published record.
2. **COMPLIANCE — 0 since 2021:** Violations and penalties 32 violation rows across the full record; 9 carry an S&S flag and $1,880 appears in current assessed amounts.
3. **HEALTH — 20 samples:** Occupational health samples 17 coal dust; 3 coal quartz. 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 — 0 tons:** Quarterly production and employment 10 employee hours and 1 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 19 inspection events and 392 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 75.1204 — Mine closure; filing of map with Secretary.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-M/section-75.1204
- **30 CFR 75.1103-1 — Automatic fire sensors.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-L/section-75.1103-1
- **30 CFR 75.400 — Accumulation of combustible materials.** (3 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-E/section-75.400
- **30 CFR 75.380 — Escapeways; bituminous and lignite mines.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-D/section-75.380
- **30 CFR 75.333 — Ventilation controls.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-D/section-75.333
- **30 CFR 75.370 — Mine ventilation plan; submission and approval.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-D/section-75.370
- **30 CFR 77.1001 — Stripping; loose material.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-K/section-77.1001
- **30 CFR 75.1714-3 — Self-rescue devices; inspection, testing, maintenance, repair, and recordkeeping.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-R/section-75.1714-3
- **30 CFR 75.1100-3 — Condition and examination of firefighting equipment.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-L/section-75.1100-3
- **30 CFR 75.220 — Roof control plan.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-C/section-75.220

## Source coverage

- **Accident, Injuries, and Illnesses:** 1 rows; 2002-01-12 through 2002-01-12; source ID `msha-accidents`
- **Addresses of Record:** 1 rows; 2006-03-13 through 2006-03-13; source ID `msha-addresses`
- **Assessed Violations:** 32 rows; 2001-10-16 through 2003-03-13; source ID `msha-assessed-violations`
- **Coal Dust Samples:** 17 rows; 2001-11-15 through 2002-03-21; source ID `msha-coal-dust-samples`
- **Controller and Operator History:** 1 rows; 2001-09-01 through 2001-09-01; source ID `msha-controller-operator-history`
- **Inspections:** 19 rows; 2001-09-19 through 2006-03-13; source ID `msha-inspections`
- **Mine Employment and Production — Quarterly:** 3 rows; unknown through unknown; source ID `msha-mine-production-quarterly`
- **Mine Employment and Production — Yearly:** 3 rows; unknown through unknown; source ID `msha-mine-production-yearly`
- **Mines:** 1 rows; unknown through unknown; source ID `msha-mines`
- **Quartz Samples — Coal:** 3 rows; 2001-11-15 through 2002-03-21; source ID `msha-quartz-samples`
- **Violations:** 32 rows; 2001-10-16 through 2003-03-13; 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/2-1518443`
- JSON: `/api/v1/mines/2-1518443`
- Silica records, units, sample status and quarterly means: `/api/v1/mines/1518443/silica` (snapshot year by default; `?year=all` for history; `&format=csv` for all matching rows)
- Relationship JSON: `/api/v1/mines/1518443/relationships`
- MCP resource: `mine://1518443/assessment`
- Complete Title 30 corpus: `/data/title30-sections.json`