# Schwarz #3

- **MSHA mine ID:** 3401214
- **Status:** Abandoned
- **Type / commodity:** Surface / Construction Sand and Gravel
- **Location:** Oklahoma, OK
- **Operator:** Schwarz Ready Mix Of Okc Inc
- **Controller:** Philip J  Schwarz Et At; Gene J  Schwarz
- **Public source rows linked:** 240
- **Source coverage:** 12 / 20
- **Generated:** 2026-10-13T11:26:59.401Z

## Current entity hierarchy

**Philip J  Schwarz Et At; Gene J  Schwarz (M04980) → Schwarz Ready Mix Of Okc Inc (L06247) → Schwarz #3 (3401214)**

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

## Controller and operator valid-time history

- **Larry H  Lemon  et al → Haskell Lemon Construction Company:** 1980-01-01 through 1985-04-18; derived from co-tenure at mine 3401214; source `msha-controller-operator-history`.
- **Rick  Lindsey → Riverside Sand Company:** 1985-04-19 through 1988-10-02; derived from co-tenure at mine 3401214; source `msha-controller-operator-history`.
- **Mike  Stephens → Riverside Sand Company:** 1988-10-03 through 1993-06-14; derived from co-tenure at mine 3401214; source `msha-controller-operator-history`.
- **Philip J  Schwarz Et At → Schwarz Ready Mix Of Okc Inc:** 1993-06-15 through current/open; derived from co-tenure at mine 3401214; source `msha-controller-operator-history`.
- **Gene J  Schwarz Et Al → Schwarz Ready Mix Of Okc Inc:** 1993-06-15 through current/open; derived from co-tenure at mine 3401214; 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: 2026-10-13T11:19:05.459773+00:00.

## Assessment signals

1. **SAFETY — 0 since 2021:** Accidents and injuries 1 historical accident/injury rows; 0 coded fatalities and 0 lost days across the published record.
2. **COMPLIANCE — 0 since 2021:** Violations and penalties 51 violation rows across the full record; 9 carry an S&S flag and $9,330 appears in current assessed amounts.
3. **HEALTH — 0 samples:** Occupational health samples No published samples. 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 2K employee hours and 5 summed average employees across reported subunits in the latest published quarter.
5. **LEGAL — 20 linked rows:** Contests, conferences and decisions 3 contested-violation rows, 16 civil-penalty docket/decision rows, and 1 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 34 inspection events and 218 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 56.14112 — Construction and maintenance of guards.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14112
- **30 CFR 56.12004 — Electrical conductors.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-K/section-56.12004
- **30 CFR 56.14101 — Brakes.** (3 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14101
- **30 CFR 56.14132 — Horns and backup alarms.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14132
- **30 CFR 56.12028 — Testing grounding systems.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-K/section-56.12028
- **30 CFR 46.3 — Training plans.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-H/part-46/section-46.3
- **30 CFR 46.8 — Annual refresher training.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-H/part-46/section-46.8
- **30 CFR 56.14100 — Safety defects; examination, correction and records.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14100
- **30 CFR 50.20 — Preparation and submission of MSHA Report Form 7000-1—Mine Accident, Injury, and Illness Report.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-I/part-50/subpart-C/section-50.20
- **30 CFR 56.18002 — Examination of working places.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-Q/section-56.18002

## Source coverage

- **Accident, Injuries, and Illnesses:** 1 rows; 2003-12-23 through 2003-12-23; source ID `msha-accidents`
- **Addresses of Record:** 1 rows; 2007-08-10 through 2007-08-10; source ID `msha-addresses`
- **Assessed Violations:** 49 rows; 2000-03-15 through 2007-01-23; source ID `msha-assessed-violations`
- **Civil Penalty Dockets and Decisions:** 16 rows; 2002-01-03 through 2005-03-21; source ID `msha-civil-penalty-dockets-decisions`
- **Conferences:** 1 rows; 2003-10-28 through 2003-10-28; source ID `msha-conferences`
- **Contested Violations:** 3 rows; 2003-09-25 through 2004-05-07; source ID `msha-contested-violations`
- **Controller and Operator History:** 5 rows; 1980-01-01 through 1993-06-15; source ID `msha-controller-operator-history`
- **Inspections:** 34 rows; 2000-03-15 through 2007-03-07; source ID `msha-inspections`
- **Mine Employment and Production — Quarterly:** 62 rows; unknown through unknown; source ID `msha-mine-production-quarterly`
- **Mine Employment and Production — Yearly:** 16 rows; unknown through unknown; source ID `msha-mine-production-yearly`
- **Mines:** 1 rows; unknown through unknown; source ID `msha-mines`
- **Violations:** 51 rows; 2000-03-15 through 2007-01-23; 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/schwarz-3-3401214`
- JSON: `/api/v1/mines/schwarz-3-3401214`
- Silica records, units, sample status and quarterly means: `/api/v1/mines/3401214/silica` (snapshot year by default; `?year=all` for history; `&format=csv` for all matching rows)
- Relationship JSON: `/api/v1/mines/3401214/relationships`
- MCP resource: `mine://3401214/assessment`
- Complete Title 30 corpus: `/data/title30-sections.json`