# Sheridan Mine

- **MSHA mine ID:** 0301815
- **Status:** Abandoned
- **Type / commodity:** Surface / Crushed, Broken Stone NEC
- **Location:** Grant, AR
- **Operator:** Hayden Gravel Inc.
- **Controller:** Darrell E  Hayden
- **Public source rows linked:** 568
- **Source coverage:** 13 / 20
- **Generated:** 2026-10-17T06:17:15.228Z

## Current entity hierarchy

**Darrell E  Hayden (M06500) → Hayden Gravel Inc. (0131793) → Sheridan Mine (0301815)**

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

## Controller and operator valid-time history

- **Charles R  Tankersley → White Rock Inc:** 1999-10-01 through 2002-03-31; derived from co-tenure at mine 0301815; source `msha-controller-operator-history`.
- **Huey  Stockstill  et al → Custom Aggregates:** 2002-04-01 through 2008-09-16; derived from co-tenure at mine 0301815; source `msha-controller-operator-history`.
- **Richard  Stockstill  et al → Custom Aggregates:** 2002-04-01 through 2008-09-16; derived from co-tenure at mine 0301815; source `msha-controller-operator-history`.
- **Quikrete Holdings Inc. → Quikrete Companies, Inc.:** 2008-09-17 through 2014-02-11; derived from co-tenure at mine 0301815; source `msha-controller-operator-history`.
- **Darrell E  Hayden → Hayden Gravel Inc.:** 2014-02-12 through current/open; derived from co-tenure at mine 0301815; source `msha-controller-operator-history`.

- History rows: 5
- 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: 2026-10-17T05:35:58.500035+00:00.

## Assessment signals

1. **SAFETY — 0 since 2021:** Accidents and injuries 3 historical accident/injury rows; 0 coded fatalities and 13 lost days across the published record.
2. **COMPLIANCE — 0 since 2021:** Violations and penalties 169 violation rows across the full record; 56 carry an S&S flag and $76,121 appears in current assessed amounts.
3. **HEALTH — 20 samples:** Occupational health samples 20 personal. 4 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 2K employee hours and 5 summed average employees across reported subunits in the latest published quarter.
5. **LEGAL — 123 linked rows:** Contests, conferences and decisions 45 contested-violation rows, 45 civil-penalty docket/decision rows, and 33 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 — 0 since 2021:** Inspections 51 inspection events and 631 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 56.12006 — Distribution boxes.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-K/section-56.12006
- **30 CFR 56.1000 — Notification of commencement of operations and closing of mines.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-A/section-56.1000
- **30 CFR 56.14200 — Warnings prior to starting or moving equipment.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14200
- **30 CFR 46.9 — Records of training.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-H/part-46/section-46.9
- **30 CFR 56.14132 — Horns and backup alarms.** (2 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14132
- **30 CFR 56.14100 — Safety defects; examination, correction and records.** (3 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14100
- **30 CFR 56.18006 — New employees.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-Q/section-56.18006
- **30 CFR 56.12013 — Splices and repairs of power cables.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-K/section-56.12013
- **30 CFR 56.20003 — Housekeeping.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-S/section-56.20003

## Source coverage

- **Accident, Injuries, and Illnesses:** 3 rows; 2012-04-16 through 2012-09-05; source ID `msha-accidents`
- **Addresses of Record:** 1 rows; 2014-11-04 through 2014-11-04; source ID `msha-addresses`
- **Assessed Violations:** 167 rows; 2000-02-16 through 2014-04-08; source ID `msha-assessed-violations`
- **Civil Penalty Dockets and Decisions:** 45 rows; 2009-11-19 through 2015-12-17; source ID `msha-civil-penalty-dockets-decisions`
- **Conferences:** 33 rows; 2000-03-07 through 2013-11-15; source ID `msha-conferences`
- **Contested Violations:** 45 rows; 2008-05-13 through 2013-10-09; source ID `msha-contested-violations`
- **Controller and Operator History:** 5 rows; 1999-10-01 through 2014-02-12; source ID `msha-controller-operator-history`
- **Inspections:** 51 rows; 2000-02-16 through 2014-04-08; source ID `msha-inspections`
- **Mine Employment and Production — Quarterly:** 6 rows; unknown through unknown; source ID `msha-mine-production-quarterly`
- **Mine Employment and Production — Yearly:** 22 rows; unknown through unknown; source ID `msha-mine-production-yearly`
- **Mines:** 1 rows; unknown through unknown; source ID `msha-mines`
- **Metal and Nonmetal Personal Health Samples:** 20 rows; 2009-08-26 through 2013-01-08; source ID `msha-personal-health-samples`
- **Violations:** 169 rows; 2000-02-16 through 2014-04-08; 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/sheridan-mine-0301815`
- JSON: `/api/v1/mines/sheridan-mine-0301815`
- Silica records, units, sample status and quarterly means: `/api/v1/mines/0301815/silica` (snapshot year by default; `?year=all` for history; `&format=csv` for all matching rows)
- Relationship JSON: `/api/v1/mines/0301815/relationships`
- MCP resource: `mine://0301815/assessment`
- Complete Title 30 corpus: `/data/title30-sections.json`