# Millersville Operations

- **MSHA mine ID:** 3300010
- **Status:** Abandoned
- **Type / commodity:** Surface / Lime
- **Location:** Sandusky, OH
- **Operator:** Carmeuse Lime Inc
- **Controller:** Carmeuse Holding SA
- **Public source rows linked:** 1,260
- **Source coverage:** 15 / 20
- **Generated:** 2026-10-13T11:26:59.401Z

## Current entity hierarchy

**Carmeuse Holding SA (M10266) → Carmeuse Lime Inc (L14947) → Millersville Operations (3300010)**

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

## Controller and operator valid-time history

- **David  Manchester → J E Baker Company:** 1950-01-01 through 1983-04-20; derived from co-tenure at mine 3300010; source `msha-controller-operator-history`.
- **Steetley PLC → Steetley Quarry Products U S Inc:** 1983-04-21 through 1992-02-29; derived from co-tenure at mine 3300010; source `msha-controller-operator-history`.
- **Redland Plc → Redland Quarries Us Inc:** 1992-03-01 through 1998-02-10; derived from co-tenure at mine 3300010; source `msha-controller-operator-history`.
- **Lafarge S A → Lafarge Lime Ohio Inc:** 1998-02-11 through 2000-03-29; derived from co-tenure at mine 3300010; source `msha-controller-operator-history`.
- **Lafarge SA → Millersville Lime Inc:** 2000-03-30 through 2001-12-31; derived from co-tenure at mine 3300010; source `msha-controller-operator-history`.
- **Carmeuse Holding SA → Millersville Lime Inc:** 2000-03-30 through 2001-12-31; derived from co-tenure at mine 3300010; source `msha-controller-operator-history`.
- **Carmeuse Holding SA → Carmeuse Lime Inc:** 2002-01-01 through current/open; derived from co-tenure at mine 3300010; source `msha-controller-operator-history`.

- History rows: 7
- Typed edges: 19
- 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 33 historical accident/injury rows; 0 coded fatalities and 193 lost days across the published record.
2. **COMPLIANCE — 0 since 2021:** Violations and penalties 189 violation rows across the full record; 46 carry an S&S flag and $38,261 appears in current assessed amounts.
3. **HEALTH — 106 samples:** Occupational health samples 106 personal. 10 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 — 19 linked rows:** Contests, conferences and decisions 9 contested-violation rows, 9 civil-penalty docket/decision rows, and 1 conference records linked by issuance number.
6. **CONTRACTORS — 3 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 68 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 56.11027 — Scaffolds and working platforms.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-J/section-56.11027
- **30 CFR 56.11012 — Protection for openings around travelways.** (2 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-J/section-56.11012
- **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 56.11001 — Safe access.** (2 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-J/section-56.11001
- **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 56.4201 — Inspection.** (2 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-C/section-56.4201
- **30 CFR 56.15003 — Protective footwear.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-N/section-56.15003
- **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

## Source coverage

- **Accident, Injuries, and Illnesses:** 33 rows; 2000-01-07 through 2014-11-06; source ID `msha-accidents`
- **Addresses of Record:** 1 rows; 2017-10-11 through 2017-10-11; source ID `msha-addresses`
- **Assessed Violations:** 187 rows; 2000-08-08 through 2017-01-09; source ID `msha-assessed-violations`
- **Civil Penalty Dockets and Decisions:** 9 rows; 2008-11-20 through 2017-11-30; source ID `msha-civil-penalty-dockets-decisions`
- **Conferences:** 1 rows; 2007-12-14 through 2007-12-14; source ID `msha-conferences`
- **Contested Violations:** 9 rows; 2008-01-23 through 2017-04-11; source ID `msha-contested-violations`
- **Contractor Employment and Production — Quarterly:** 345 rows; unknown through unknown; source ID `msha-contractor-production-quarterly`
- **Contractor Employment and Production — Yearly:** 67 rows; unknown through unknown; source ID `msha-contractor-production-yearly`
- **Controller and Operator History:** 7 rows; 1950-01-01 through 2002-01-01; source ID `msha-controller-operator-history`
- **Inspections:** 68 rows; 2000-08-08 through 2017-04-06; source ID `msha-inspections`
- **Mine Employment and Production — Quarterly:** 198 rows; unknown through unknown; source ID `msha-mine-production-quarterly`
- **Mine Employment and Production — Yearly:** 39 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:** 106 rows; 2000-08-09 through 2017-04-07; source ID `msha-personal-health-samples`
- **Violations:** 189 rows; 2000-08-08 through 2017-01-09; 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/millersville-operations-3300010`
- JSON: `/api/v1/mines/millersville-operations-3300010`
- Silica records, units, sample status and quarterly means: `/api/v1/mines/3300010/silica` (snapshot year by default; `?year=all` for history; `&format=csv` for all matching rows)
- Relationship JSON: `/api/v1/mines/3300010/relationships`
- MCP resource: `mine://3300010/assessment`
- Complete Title 30 corpus: `/data/title30-sections.json`