# Lewisburg

- **MSHA mine ID:** 3300172
- **Status:** Active
- **Type / commodity:** Surface / Crushed, Broken Limestone NEC
- **Location:** Preble, OH
- **Operator:** Barrett Paving Materials Inc.
- **Controller:** Colas S A
- **Public source rows linked:** 818
- **Source coverage:** 14 / 20
- **Generated:** 2026-10-13T11:26:59.401Z

## Current entity hierarchy

**Colas S A (M03183) → Barrett Paving Materials Inc. (L03974) → Lewisburg (3300172)**

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

## Controller and operator valid-time history

- **Howard H  Schaeffer Jr → Lewisburg Limestone Quarry:** 1950-01-01 through 1981-03-05; derived from co-tenure at mine 3300172; source `msha-controller-operator-history`.
- **John D  Wysong et al → Wysong Stone Company:** 1981-03-06 through 2021-02-28; derived from co-tenure at mine 3300172; source `msha-controller-operator-history`.
- **Carroll E  Wysong et al → Wysong Stone Company:** 1981-03-06 through 2021-02-28; derived from co-tenure at mine 3300172; source `msha-controller-operator-history`.
- **Colas S A → Barrett Paving Materials Inc.:** 2021-03-01 through current/open; derived from co-tenure at mine 3300172; source `msha-controller-operator-history`.

- History rows: 4
- Typed edges: 10
- 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 25 historical accident/injury rows; 0 coded fatalities and 250 lost days across the published record.
2. **COMPLIANCE — 9 since 2021:** Violations and penalties 143 violation rows across the full record; 53 carry an S&S flag and $41,501 appears in current assessed amounts.
3. **HEALTH — 27 samples:** Occupational health samples 27 personal. 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 3K employee hours and 4 summed average employees across reported subunits in the latest published quarter.
5. **LEGAL — 36 linked rows:** Contests, conferences and decisions 18 contested-violation rows, 18 civil-penalty docket/decision rows, and 0 conference records linked by issuance number.
6. **CONTRACTORS — 2 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 — 12 since 2021:** Inspections 75 inspection events and 920 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 56.4401 — Storage tank foundations.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-C/section-56.4401
- **30 CFR 56.12018 — Identification of power switches.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-K/section-56.12018
- **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 46.11 — Site-specific hazard awareness training.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-H/part-46/section-46.11
- **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
- **30 CFR 56.11001 — Safe access.** (3 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-J/section-56.11001
- **30 CFR 56.9300 — Berms or guardrails.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-H/section-56.9300
- **30 CFR 56.14109 — Unguarded conveyors with adjacent travelways.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14109
- **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

## Source coverage

- **Accident, Injuries, and Illnesses:** 25 rows; 2000-03-28 through 2008-09-16; source ID `msha-accidents`
- **Addresses of Record:** 1 rows; 2023-11-29 through 2023-11-29; source ID `msha-addresses`
- **Assessed Violations:** 140 rows; 2001-06-06 through 2025-02-11; source ID `msha-assessed-violations`
- **Civil Penalty Dockets and Decisions:** 18 rows; 2006-08-15 through 2012-01-24; source ID `msha-civil-penalty-dockets-decisions`
- **Contested Violations:** 18 rows; 2006-05-08 through 2010-11-16; source ID `msha-contested-violations`
- **Contractor Employment and Production — Quarterly:** 35 rows; unknown through unknown; source ID `msha-contractor-production-quarterly`
- **Contractor Employment and Production — Yearly:** 10 rows; unknown through unknown; source ID `msha-contractor-production-yearly`
- **Controller and Operator History:** 4 rows; 1950-01-01 through 2021-03-01; source ID `msha-controller-operator-history`
- **Inspections:** 75 rows; 2001-06-06 through 2026-06-26; source ID `msha-inspections`
- **Mine Employment and Production — Quarterly:** 257 rows; unknown through unknown; source ID `msha-mine-production-quarterly`
- **Mine Employment and Production — Yearly:** 64 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:** 27 rows; 2002-03-13 through 2026-06-26; source ID `msha-personal-health-samples`
- **Violations:** 143 rows; 2001-06-06 through 2025-02-11; 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/lewisburg-3300172`
- JSON: `/api/v1/mines/lewisburg-3300172`
- Silica records, units, sample status and quarterly means: `/api/v1/mines/3300172/silica` (snapshot year by default; `?year=all` for history; `&format=csv` for all matching rows)
- Relationship JSON: `/api/v1/mines/3300172/relationships`
- MCP resource: `mine://3300172/assessment`
- Complete Title 30 corpus: `/data/title30-sections.json`