# KOCJANCIC

- **MSHA mine ID:** 3609436
- **Status:** Active
- **Type / commodity:** Underground / Coal (Bituminous)
- **Location:** Jefferson, PA
- **Operator:** Rosebud Mining Company
- **Controller:** J Clifford  Forrest III
- **Public source rows linked:** 4,003
- **Source coverage:** 14 / 20
- **Generated:** 2026-10-13T11:26:59.401Z

## Current entity hierarchy

**J Clifford  Forrest III (C07485) → Rosebud Mining Company (P09635) → KOCJANCIC (3609436)**

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

## Controller and operator valid-time history

- **J Clifford  Forrest III → Rosebud Mining Company:** 2012-05-07 through current/open; derived from co-tenure at mine 3609436; 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 — 13 since 2021:** Accidents and injuries 18 historical accident/injury rows; 2 coded fatalities and 91 lost days across the published record.
2. **COMPLIANCE — 71 since 2021:** Violations and penalties 179 violation rows across the full record; 11 carry an S&S flag and $179,422 appears in current assessed amounts.
3. **HEALTH — 3K samples:** Occupational health samples 3,055 coal dust; 184 coal quartz; 121 noise. 0 personal-sample rows have a published C/E ratio above 1; 12 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 — 24K tons:** Quarterly production and employment 9K employee hours and 18 summed average employees across reported subunits in the latest published quarter.
5. **LEGAL — 6 linked rows:** Contests, conferences and decisions 3 contested-violation rows, 3 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 — 50 since 2021:** Inspections 120 inspection events and 11K published inspection hours across the historical record.

## EIA annual operating context

- **Reporting year:** 2024
- **Production:** 130,706 short tons
- **Labor hours:** 39,587
- **Average employees:** 19
- **Coal supply region:** Appalachia Northern
- **Union code:** Not published
- **Published rows under this MSHA ID:** 1

## Recent Title 30 crosswalk

Snapshot current through 2026-08-19.

- **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
- **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 75.503 — Permissible electric face equipment; maintenance.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-F/section-75.503
- **30 CFR 75.825 — Power centers.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-I/section-75.825
- **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
- **30 CFR 77.1110 — Examination and maintenance of firefighting equipment.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-L/section-77.1110
- **30 CFR 77.1103 — Flammable liquids; storage.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-L/section-77.1103
- **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 75.606 — Protection of trailing cables.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-G/section-75.606
- **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 77.502 — Electric equipment; examination, testing, and maintenance.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-F/section-77.502

## Source coverage

- **Accident, Injuries, and Illnesses:** 18 rows; 2014-01-10 through 2026-05-29; source ID `msha-accidents`
- **Addresses of Record:** 1 rows; 2020-07-20 through 2020-07-20; source ID `msha-addresses`
- **Assessed Violations:** 175 rows; 2012-07-09 through 2026-07-21; source ID `msha-assessed-violations`
- **Civil Penalty Dockets and Decisions:** 3 rows; 2014-08-01 through 2022-10-24; source ID `msha-civil-penalty-dockets-decisions`
- **Coal Dust Samples:** 3,055 rows; 2013-07-30 through 2026-10-08; source ID `msha-coal-dust-samples`
- **Contested Violations:** 3 rows; 2013-08-28 through 2022-04-05; source ID `msha-contested-violations`
- **Controller and Operator History:** 1 rows; 2012-05-07 through 2012-05-07; source ID `msha-controller-operator-history`
- **Inspections:** 120 rows; 2012-07-09 through 2026-10-05; source ID `msha-inspections`
- **Mine Employment and Production — Quarterly:** 114 rows; unknown through unknown; source ID `msha-mine-production-quarterly`
- **Mine Employment and Production — Yearly:** 28 rows; unknown through unknown; source ID `msha-mine-production-yearly`
- **Mines:** 1 rows; unknown through unknown; source ID `msha-mines`
- **Noise Samples:** 121 rows; 2013-07-30 through 2026-07-28; source ID `msha-noise-samples`
- **Quartz Samples — Coal:** 184 rows; 2013-11-04 through 2026-07-14; source ID `msha-quartz-samples`
- **Violations:** 179 rows; 2012-07-09 through 2026-10-06; 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/kocjancic-3609436`
- JSON: `/api/v1/mines/kocjancic-3609436`
- Silica records, units, sample status and quarterly means: `/api/v1/mines/3609436/silica` (snapshot year by default; `?year=all` for history; `&format=csv` for all matching rows)
- Relationship JSON: `/api/v1/mines/3609436/relationships`
- MCP resource: `mine://3609436/assessment`
- Complete Title 30 corpus: `/data/title30-sections.json`