# Spring Branch #2

- **MSHA mine ID:** 1518287
- **Status:** Abandoned and Sealed
- **Type / commodity:** Underground / Coal (Bituminous)
- **Location:** Letcher, KY
- **Operator:** Cook and Sons Mining, Inc.
- **Controller:** Michael K  Cook; Randy A  Cook
- **Public source rows linked:** 373
- **Source coverage:** 12 / 20
- **Generated:** 2026-10-13T11:26:59.401Z

## Current entity hierarchy

**Michael K  Cook; Randy A  Cook (C04802) → Cook and Sons Mining, Inc. (P24465) → Spring Branch #2 (1518287)**

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

## Controller and operator valid-time history

- **Allen G  Stump et al → Altec Energy Inc:** 2000-10-01 through 2001-03-07; derived from co-tenure at mine 1518287; source `msha-controller-operator-history`.
- **Michael K  Cook et al → Cook & Sons Mining Inc:** 2001-03-08 through 2002-07-08; derived from co-tenure at mine 1518287; source `msha-controller-operator-history`.
- **Randy A  Cook et al → Cook & Sons Mining Inc:** 2001-03-08 through 2002-07-08; derived from co-tenure at mine 1518287; source `msha-controller-operator-history`.
- **Rickey  Niece → Rickco, Inc.:** 2002-07-09 through 2003-04-06; derived from co-tenure at mine 1518287; source `msha-controller-operator-history`.
- **Michael K  Cook et al → Cook and Sons Mining, Inc.:** 2003-04-07 through current/open; derived from co-tenure at mine 1518287; source `msha-controller-operator-history`.
- **Randy A  Cook et al → Cook and Sons Mining, Inc.:** 2003-04-07 through current/open; derived from co-tenure at mine 1518287; source `msha-controller-operator-history`.

- History rows: 6
- Typed edges: 13
- 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 4 historical accident/injury rows; 0 coded fatalities and 31 lost days across the published record.
2. **COMPLIANCE — 0 since 2021:** Violations and penalties 116 violation rows across the full record; 63 carry an S&S flag and $11,658 appears in current assessed amounts.
3. **HEALTH — 44 samples:** Occupational health samples 44 coal dust. 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 1K employee hours and 10 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 — 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 41 inspection events and 1K 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 75.512 — Electric equipment; examination, testing and maintenance.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-F/section-75.512
- **30 CFR 75.202 — Protection from falls of roof, face and ribs.** (3 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-C/section-75.202
- **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 77.1605 — 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 75.1104 — Underground storage, lubricating oil and grease.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-L/section-75.1104
- **30 CFR 75.310 — Installation of main mine fans.** (2 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-D/section-75.310
- **30 CFR 75.515 — Cable fittings; suitability.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-F/section-75.515
- **30 CFR 77.205 — Travelways at surface installations.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-C/section-77.205
- **30 CFR 75.1722 — Mechanical equipment guards.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-R/section-75.1722

## Source coverage

- **Accident, Injuries, and Illnesses:** 4 rows; 2002-01-08 through 2002-04-11; source ID `msha-accidents`
- **Addresses of Record:** 1 rows; 2003-05-16 through 2003-05-16; source ID `msha-addresses`
- **Assessed Violations:** 112 rows; 2000-11-21 through 2003-04-23; source ID `msha-assessed-violations`
- **Coal Dust Samples:** 44 rows; 2002-01-14 through 2003-03-25; source ID `msha-coal-dust-samples`
- **Contractor Employment and Production — Quarterly:** 21 rows; unknown through unknown; source ID `msha-contractor-production-quarterly`
- **Contractor Employment and Production — Yearly:** 6 rows; unknown through unknown; source ID `msha-contractor-production-yearly`
- **Controller and Operator History:** 6 rows; 2000-10-01 through 2003-04-07; source ID `msha-controller-operator-history`
- **Inspections:** 41 rows; 2000-10-30 through 2003-04-02; source ID `msha-inspections`
- **Mine Employment and Production — Quarterly:** 14 rows; unknown through unknown; source ID `msha-mine-production-quarterly`
- **Mine Employment and Production — Yearly:** 7 rows; unknown through unknown; source ID `msha-mine-production-yearly`
- **Mines:** 1 rows; unknown through unknown; source ID `msha-mines`
- **Violations:** 116 rows; 2000-11-21 through 2003-04-23; 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/spring-branch-2-1518287`
- JSON: `/api/v1/mines/spring-branch-2-1518287`
- Silica records, units, sample status and quarterly means: `/api/v1/mines/1518287/silica` (snapshot year by default; `?year=all` for history; `&format=csv` for all matching rows)
- Relationship JSON: `/api/v1/mines/1518287/relationships`
- MCP resource: `mine://1518287/assessment`
- Complete Title 30 corpus: `/data/title30-sections.json`