# Jims Branch No 2

- **MSHA mine ID:** 4608577
- **Status:** Abandoned and Sealed
- **Type / commodity:** Underground / Coal (Bituminous)
- **Location:** Wyoming, WV
- **Operator:** Chief Mining Inc
- **Controller:** Kenneth R  Calloway
- **Public source rows linked:** 2,664
- **Source coverage:** 17 / 20
- **Generated:** 2026-10-13T11:26:59.401Z

## Current entity hierarchy

**Kenneth R  Calloway (C13525) → Chief Mining Inc (P23225) → Jims Branch No 2 (4608577)**

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

## Controller and operator valid-time history

- **Calloway Kevin B → Chief Mining Inc:** 1996-07-01 through 2003-11-11; derived from co-tenure at mine 4608577; source `msha-controller-operator-history`.
- **Kenneth R  Calloway → Chief Mining Inc:** 2003-11-12 through current/open; derived from co-tenure at mine 4608577; source `msha-controller-operator-history`.

- History rows: 2
- Typed edges: 5
- 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 18 historical accident/injury rows; 0 coded fatalities and 463 lost days across the published record.
2. **COMPLIANCE — 0 since 2021:** Violations and penalties 634 violation rows across the full record; 208 carry an S&S flag and $216,340 appears in current assessed amounts.
3. **HEALTH — 974 samples:** Occupational health samples 874 coal dust; 57 coal quartz; 43 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 — 20K tons:** Quarterly production and employment 11K employee hours and 22 summed average employees across reported subunits in the latest published quarter.
5. **LEGAL — 117 linked rows:** Contests, conferences and decisions 54 contested-violation rows, 54 civil-penalty docket/decision rows, and 9 conference records linked by issuance number.
6. **CONTRACTORS — 2 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 122 inspection events and 5K 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 75.333 — 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 77.701 — Grounding metallic frames, casings, and other enclosures of electric equipment.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-H/section-77.701
- **30 CFR 75.1100-3 — Condition and examination of firefighting equipment.** (2 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-L/section-75.1100-3
- **30 CFR 75.360 — Preshift examination at fixed intervals.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-D/section-75.360
- **30 CFR 75.503 — Permissible electric face equipment; maintenance.** (4 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-F/section-75.503
- **30 CFR 75.1731 — Maintenance of belt conveyors and belt conveyor entries.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-R/section-75.1731
- **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

## Source coverage

- **Accident, Injuries, and Illnesses:** 18 rows; 2000-04-10 through 2010-06-11; source ID `msha-accidents`
- **Addresses of Record:** 1 rows; 2012-08-28 through 2012-08-28; source ID `msha-addresses`
- **Assessed Violations:** 626 rows; 2000-02-06 through 2012-03-22; source ID `msha-assessed-violations`
- **Civil Penalty Dockets and Decisions:** 54 rows; 2011-11-28 through 2013-11-26; source ID `msha-civil-penalty-dockets-decisions`
- **Coal Dust Samples:** 874 rows; 2000-01-24 through 2012-01-27; source ID `msha-coal-dust-samples`
- **Conferences:** 9 rows; 2000-10-10 through 2008-03-28; source ID `msha-conferences`
- **Contested Violations:** 54 rows; 2010-06-17 through 2011-12-19; source ID `msha-contested-violations`
- **Contractor Employment and Production — Quarterly:** 86 rows; unknown through unknown; source ID `msha-contractor-production-quarterly`
- **Contractor Employment and Production — Yearly:** 17 rows; unknown through unknown; source ID `msha-contractor-production-yearly`
- **Controller and Operator History:** 2 rows; 1996-07-01 through 1996-07-01; source ID `msha-controller-operator-history`
- **Inspections:** 122 rows; 2000-01-03 through 2012-03-19; source ID `msha-inspections`
- **Mine Employment and Production — Quarterly:** 52 rows; unknown through unknown; source ID `msha-mine-production-quarterly`
- **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:** 43 rows; 2000-02-29 through 2011-09-06; source ID `msha-noise-samples`
- **Quartz Samples — Coal:** 57 rows; 2000-02-16 through 2011-12-27; source ID `msha-quartz-samples`
- **Violations:** 634 rows; 2000-02-06 through 2012-03-22; 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/jims-branch-no-2-4608577`
- JSON: `/api/v1/mines/jims-branch-no-2-4608577`
- Silica records, units, sample status and quarterly means: `/api/v1/mines/4608577/silica` (snapshot year by default; `?year=all` for history; `&format=csv` for all matching rows)
- Relationship JSON: `/api/v1/mines/4608577/relationships`
- MCP resource: `mine://4608577/assessment`
- Complete Title 30 corpus: `/data/title30-sections.json`