# Bottom Split Slope

- **MSHA mine ID:** 3609491
- **Status:** Abandoned and Sealed
- **Type / commodity:** Underground / Coal (Anthracite)
- **Location:** Schuylkill, PA
- **Operator:** Little Buck Coal Company
- **Controller:** Ronald  Bender; Kris  Bender
- **Public source rows linked:** 500
- **Source coverage:** 15 / 20
- **Generated:** 2026-10-13T11:26:59.401Z

## Current entity hierarchy

**Ronald  Bender; Kris  Bender (0131081) → Little Buck Coal Company (P15251) → Bottom Split Slope (3609491)**

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

## Controller and operator valid-time history

- **Edmund C  Neidlinger et al → Little Buck Coal Company:** 2007-01-11 through 2017-01-27; derived from co-tenure at mine 3609491; source `msha-controller-operator-history`.
- **Ronald  Bender et al → Little Buck Coal Company:** 2007-01-11 through 2017-01-27; derived from co-tenure at mine 3609491; source `msha-controller-operator-history`.
- **Ronald  Bender et al → Little Buck Coal Company:** 2017-01-28 through current/open; derived from co-tenure at mine 3609491; source `msha-controller-operator-history`.
- **Kris  Bender et al → Little Buck Coal Company:** 2017-01-28 through current/open; derived from co-tenure at mine 3609491; source `msha-controller-operator-history`.

- History rows: 4
- Typed edges: 7
- 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 0 historical accident/injury rows; 0 coded fatalities and 0 lost days across the published record.
2. **COMPLIANCE — 0 since 2021:** Violations and penalties 59 violation rows across the full record; 17 carry an S&S flag and $30,342 appears in current assessed amounts.
3. **HEALTH — 243 samples:** Occupational health samples 211 coal dust; 1 coal quartz; 31 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 — 0 tons:** Quarterly production and employment 0 employee hours and 0 summed average employees across reported subunits in the latest published quarter.
5. **LEGAL — 51 linked rows:** Contests, conferences and decisions 18 contested-violation rows, 18 civil-penalty docket/decision rows, and 15 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 45 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.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-D/section-75.370
- **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 75.220 — 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 75.381 — Escapeways; anthracite mines.** (4 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-D/section-75.381
- **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 70.204 — Approved sampling devices; maintenance and calibration.** (4 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-70/subpart-C/section-70.204

## Source coverage

- **Addresses of Record:** 1 rows; 2011-04-21 through 2011-04-21; source ID `msha-addresses`
- **Assessed Violations:** 58 rows; 2007-03-29 through 2010-08-09; source ID `msha-assessed-violations`
- **Civil Penalty Dockets and Decisions:** 18 rows; 2009-04-09 through 2011-11-21; source ID `msha-civil-penalty-dockets-decisions`
- **Coal Dust Samples:** 211 rows; 2007-04-09 through 2011-02-28; source ID `msha-coal-dust-samples`
- **Conferences:** 15 rows; 2008-04-23 through 2008-04-23; source ID `msha-conferences`
- **Contested Violations:** 18 rows; 2007-06-21 through 2010-07-28; source ID `msha-contested-violations`
- **Contractor Employment and Production — Quarterly:** 6 rows; unknown through unknown; source ID `msha-contractor-production-quarterly`
- **Controller and Operator History:** 4 rows; 2007-01-11 through 2007-01-11; source ID `msha-controller-operator-history`
- **Inspections:** 45 rows; 2007-03-22 through 2011-01-21; source ID `msha-inspections`
- **Mine Employment and Production — Quarterly:** 24 rows; unknown through unknown; source ID `msha-mine-production-quarterly`
- **Mine Employment and Production — Yearly:** 8 rows; unknown through unknown; source ID `msha-mine-production-yearly`
- **Mines:** 1 rows; unknown through unknown; source ID `msha-mines`
- **Noise Samples:** 31 rows; 2007-05-23 through 2010-12-13; source ID `msha-noise-samples`
- **Quartz Samples — Coal:** 1 rows; 2008-05-07 through 2008-05-07; source ID `msha-quartz-samples`
- **Violations:** 59 rows; 2007-03-29 through 2010-08-09; 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/bottom-split-slope-3609491`
- JSON: `/api/v1/mines/bottom-split-slope-3609491`
- Silica records, units, sample status and quarterly means: `/api/v1/mines/3609491/silica` (snapshot year by default; `?year=all` for history; `&format=csv` for all matching rows)
- Relationship JSON: `/api/v1/mines/3609491/relationships`
- MCP resource: `mine://3609491/assessment`
- Complete Title 30 corpus: `/data/title30-sections.json`