# Big Branch No 1 Belt Mine

- **MSHA mine ID:** 4609177
- **Status:** Abandoned
- **Type / commodity:** Underground / Coal (Bituminous)
- **Location:** Mingo, WV
- **Operator:** Consol of Kentucky Inc
- **Controller:** CONSOL Energy Inc
- **Public source rows linked:** 1,583
- **Source coverage:** 16 / 20
- **Generated:** 2026-10-17T06:17:15.228Z

## Current entity hierarchy

**CONSOL Energy Inc (C00692) → Consol of Kentucky Inc (P22657) → Big Branch No 1 Belt Mine (4609177)**

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

## Controller and operator valid-time history

- **CONSOL Energy Inc → Southern West Virginia Resources LLC:** 2006-08-16 through 2009-03-24; derived from co-tenure at mine 4609177; source `msha-controller-operator-history`.
- **CONSOL Energy Inc → Consol of Kentucky Inc:** 2009-03-25 through current/open; derived from co-tenure at mine 4609177; 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: 2026-10-17T05:35:58.500035+00:00.

## Assessment signals

1. **SAFETY — 0 since 2021:** Accidents and injuries 8 historical accident/injury rows; 0 coded fatalities and 425 lost days across the published record.
2. **COMPLIANCE — 0 since 2021:** Violations and penalties 171 violation rows across the full record; 54 carry an S&S flag and $41,668 appears in current assessed amounts.
3. **HEALTH — 45 samples:** Occupational health samples 27 coal dust; 1 coal quartz; 17 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 — No published quarter:** Quarterly production and employment The source remains registered, but no mine-keyed quarterly production row was published.
5. **LEGAL — 26 linked rows:** Contests, conferences and decisions 12 contested-violation rows, 12 civil-penalty docket/decision rows, and 2 conference records linked by issuance number.
6. **CONTRACTORS — 7 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 28 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 75.1702 — Smoking; prohibition.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-R/section-75.1702
- **30 CFR 75.1106-5 — Maintenance and tests of liquefied and nonliquefied compressed gas cylinders; accessories and equipment; requirements.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-L/section-75.1106-5
- **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 75.523-3 — 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 77.1104 — Accumulations of combustible materials.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-L/section-77.1104
- **30 CFR 75.202 — Protection from falls of roof, face and ribs.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-C/section-75.202
- **30 CFR 75.1101-1 — Deluge-type water spray systems.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-L/section-75.1101-1
- **30 CFR 77.404 — Machinery and equipment; operation and maintenance.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-E/section-77.404
- **30 CFR 77.1605 — Loading and haulage equipment; installations.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-Q/section-77.1605
- **30 CFR 77.410 — Mobile equipment; automatic warning devices.** (2 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-E/section-77.410

## Source coverage

- **Accident, Injuries, and Illnesses:** 8 rows; 2007-06-06 through 2009-09-01; source ID `msha-accidents`
- **Addresses of Record:** 1 rows; 2012-06-22 through 2012-06-22; source ID `msha-addresses`
- **Assessed Violations:** 170 rows; 2006-12-19 through 2011-12-06; source ID `msha-assessed-violations`
- **Civil Penalty Dockets and Decisions:** 12 rows; 2010-04-14 through 2011-08-30; source ID `msha-civil-penalty-dockets-decisions`
- **Coal Dust Samples:** 27 rows; 2007-01-29 through 2011-12-01; source ID `msha-coal-dust-samples`
- **Conferences:** 2 rows; 2007-06-12 through 2007-06-12; source ID `msha-conferences`
- **Contested Violations:** 12 rows; 2008-12-03 through 2009-11-23; source ID `msha-contested-violations`
- **Contractor Employment and Production — Quarterly:** 915 rows; unknown through unknown; source ID `msha-contractor-production-quarterly`
- **Contractor Employment and Production — Yearly:** 202 rows; unknown through unknown; source ID `msha-contractor-production-yearly`
- **Controller and Operator History:** 2 rows; 2006-08-16 through 2009-03-25; source ID `msha-controller-operator-history`
- **Inspections:** 28 rows; 2006-12-18 through 2012-09-24; source ID `msha-inspections`
- **Mine Employment and Production — Yearly:** 14 rows; unknown through unknown; source ID `msha-mine-production-yearly`
- **Mines:** 1 rows; unknown through unknown; source ID `msha-mines`
- **Noise Samples:** 17 rows; 2007-11-09 through 2011-12-01; source ID `msha-noise-samples`
- **Quartz Samples — Coal:** 1 rows; 2007-11-09 through 2007-11-09; source ID `msha-quartz-samples`
- **Violations:** 171 rows; 2006-12-19 through 2011-12-06; 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/big-branch-no-1-belt-mine-4609177`
- JSON: `/api/v1/mines/big-branch-no-1-belt-mine-4609177`
- Silica records, units, sample status and quarterly means: `/api/v1/mines/4609177/silica` (snapshot year by default; `?year=all` for history; `&format=csv` for all matching rows)
- Relationship JSON: `/api/v1/mines/4609177/relationships`
- MCP resource: `mine://4609177/assessment`
- Complete Title 30 corpus: `/data/title30-sections.json`