# Highland Plant

- **MSHA mine ID:** 2002965
- **Status:** Active
- **Type / commodity:** Surface / Construction Sand and Gravel
- **Location:** Oakland, MI
- **Operator:** American Aggregates of Michigan Inc
- **Controller:** Edward C  Levy Jr
- **Public source rows linked:** 1,564
- **Source coverage:** 15 / 20
- **Generated:** 2026-10-13T11:26:59.401Z

## Current entity hierarchy

**Edward C  Levy Jr (M05102) → American Aggregates of Michigan Inc (L15392) → Highland Plant (2002965)**

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

## Controller and operator valid-time history

- **CSR Ltd → American Aggregates Of Michigan:** 1995-12-01 through 1997-05-30; derived from co-tenure at mine 2002965; source `msha-controller-operator-history`.
- **Edward C  Levy Jr et al → American Aggregates of Michigan Inc:** 1997-05-31 through current/open; derived from co-tenure at mine 2002965; source `msha-controller-operator-history`.

- History rows: 2
- Typed edges: 6
- 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 — 2 since 2021:** Accidents and injuries 22 historical accident/injury rows; 0 coded fatalities and 275 lost days across the published record.
2. **COMPLIANCE — 31 since 2021:** Violations and penalties 115 violation rows across the full record; 17 carry an S&S flag and $16,443 appears in current assessed amounts.
3. **HEALTH — 25 samples:** Occupational health samples 25 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 8K employee hours and 11 summed average employees across reported subunits in the latest published quarter.
5. **LEGAL — 5 linked rows:** Contests, conferences and decisions 1 contested-violation rows, 1 civil-penalty docket/decision rows, and 3 conference records linked by issuance number.
6. **CONTRACTORS — 7 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 — 14 since 2021:** Inspections 58 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 56.20003 — Housekeeping.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-S/section-56.20003
- **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 56.12032 — Inspection and cover plates.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-K/section-56.12032
- **30 CFR 56.4104 — Combustible waste.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-C/section-56.4104
- **30 CFR 56.14101 — Brakes.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14101
- **30 CFR 56.12008 — Insulation and fittings for power wires and cables.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-K/section-56.12008
- **30 CFR 62.120 — Action level.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-M/part-62/section-62.120
- **30 CFR 56.20011 — Barricades and warning signs.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-S/section-56.20011
- **30 CFR 56.14100 — Safety defects; examination, correction and records.** (2 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14100
- **30 CFR 56.16005 — Securing gas cylinders.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-O/section-56.16005
- **30 CFR 56.14103 — Operators stations.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14103

## Source coverage

- **Accident, Injuries, and Illnesses:** 22 rows; 2000-06-26 through 2024-09-04; source ID `msha-accidents`
- **Addresses of Record:** 1 rows; 2015-05-14 through 2015-05-14; source ID `msha-addresses`
- **Assessed Violations:** 115 rows; 2004-04-14 through 2026-07-15; source ID `msha-assessed-violations`
- **Civil Penalty Dockets and Decisions:** 1 rows; 2011-08-30 through 2011-08-30; source ID `msha-civil-penalty-dockets-decisions`
- **Conferences:** 3 rows; 2006-05-23 through 2006-05-23; source ID `msha-conferences`
- **Contested Violations:** 1 rows; 2009-09-01 through 2009-09-01; source ID `msha-contested-violations`
- **Contractor Employment and Production — Quarterly:** 758 rows; unknown through unknown; source ID `msha-contractor-production-quarterly`
- **Contractor Employment and Production — Yearly:** 196 rows; unknown through unknown; source ID `msha-contractor-production-yearly`
- **Controller and Operator History:** 2 rows; 1995-12-01 through 1997-05-31; source ID `msha-controller-operator-history`
- **Inspections:** 58 rows; 2000-05-23 through 2026-07-14; source ID `msha-inspections`
- **Mine Employment and Production — Quarterly:** 212 rows; unknown through unknown; source ID `msha-mine-production-quarterly`
- **Mine Employment and Production — Yearly:** 54 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:** 25 rows; 2004-04-14 through 2026-07-15; source ID `msha-personal-health-samples`
- **Violations:** 115 rows; 2004-04-14 through 2026-07-15; 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/highland-plant-2002965`
- JSON: `/api/v1/mines/highland-plant-2002965`
- Silica records, units, sample status and quarterly means: `/api/v1/mines/2002965/silica` (snapshot year by default; `?year=all` for history; `&format=csv` for all matching rows)
- Relationship JSON: `/api/v1/mines/2002965/relationships`
- MCP resource: `mine://2002965/assessment`
- Complete Title 30 corpus: `/data/title30-sections.json`