# Zeeb Road

- **MSHA mine ID:** 2002949
- **Status:** Active
- **Type / commodity:** Surface / Construction Sand and Gravel
- **Location:** Washtenaw, MI
- **Operator:** Michigan Paving and Materials Company
- **Controller:** CRH PLC
- **Public source rows linked:** 965
- **Source coverage:** 15 / 20
- **Generated:** 2026-10-13T11:26:59.401Z

## Current entity hierarchy

**CRH PLC (M06183) → Michigan Paving and Materials Company (0082484) → Zeeb Road (2002949)**

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

## Controller and operator valid-time history

- **Robert M  Thompson → T M Development Llc:** 1995-04-01 through 1999-07-07; derived from co-tenure at mine 2002949; source `msha-controller-operator-history`.
- **CRH PLC → T&M Development Co. LLC:** 1999-07-08 through 2005-08-18; derived from co-tenure at mine 2002949; source `msha-controller-operator-history`.
- **CRH PLC → Michigan Paving and Materials Company:** 2005-08-19 through current/open; derived from co-tenure at mine 2002949; source `msha-controller-operator-history`.

- History rows: 3
- Typed edges: 9
- 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 6 historical accident/injury rows; 0 coded fatalities and 406 lost days across the published record.
2. **COMPLIANCE — 6 since 2021:** Violations and penalties 31 violation rows across the full record; 10 carry an S&S flag and $5,565 appears in current assessed amounts.
3. **HEALTH — 16 samples:** Occupational health samples 16 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 4K employee hours and 7 summed average employees across reported subunits in the latest published quarter.
5. **LEGAL — 12 linked rows:** Contests, conferences and decisions 2 contested-violation rows, 2 civil-penalty docket/decision rows, and 8 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 — 12 since 2021:** Inspections 44 inspection events and 666 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 56.12068 — Locking transformer enclosures.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-K/section-56.12068
- **30 CFR 50.30 — Preparation and submission of MSHA Form 7000-2—Quarterly Employment and Coal Production Report.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-I/part-50/subpart-D/section-50.30
- **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 56.11016 — Snow and ice on walkways and travelways.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-J/section-56.11016
- **30 CFR 56.14207 — Parking procedures for unattended equipment.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14207
- **30 CFR 56.3130 — Wall, bank, and slope stability.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-B/section-56.3130
- **30 CFR 56.4603 — Closure of valves.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-C/section-56.4603
- **30 CFR 56.9301 — Dump site restraints.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-H/section-56.9301
- **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 56.11001 — Safe access.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-J/section-56.11001
- **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 56.14101 — Brakes.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14101

## Source coverage

- **Accident, Injuries, and Illnesses:** 6 rows; 2002-10-24 through 2025-10-02; source ID `msha-accidents`
- **Addresses of Record:** 1 rows; 2015-05-14 through 2015-05-14; source ID `msha-addresses`
- **Assessed Violations:** 31 rows; 2000-06-21 through 2025-07-01; source ID `msha-assessed-violations`
- **Civil Penalty Dockets and Decisions:** 2 rows; 2017-05-25 through 2022-01-05; source ID `msha-civil-penalty-dockets-decisions`
- **Conferences:** 8 rows; 2006-09-20 through 2021-07-30; source ID `msha-conferences`
- **Contested Violations:** 2 rows; 2016-05-25 through 2021-07-06; source ID `msha-contested-violations`
- **Contractor Employment and Production — Quarterly:** 439 rows; unknown through unknown; source ID `msha-contractor-production-quarterly`
- **Contractor Employment and Production — Yearly:** 117 rows; unknown through unknown; source ID `msha-contractor-production-yearly`
- **Controller and Operator History:** 3 rows; 1995-04-01 through 2005-08-19; source ID `msha-controller-operator-history`
- **Inspections:** 44 rows; 2000-06-21 through 2026-04-16; source ID `msha-inspections`
- **Mine Employment and Production — Quarterly:** 210 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:** 16 rows; 2004-04-08 through 2025-11-05; source ID `msha-personal-health-samples`
- **Violations:** 31 rows; 2000-06-21 through 2025-07-01; 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/zeeb-road-2002949`
- JSON: `/api/v1/mines/zeeb-road-2002949`
- Silica records, units, sample status and quarterly means: `/api/v1/mines/2002949/silica` (snapshot year by default; `?year=all` for history; `&format=csv` for all matching rows)
- Relationship JSON: `/api/v1/mines/2002949/relationships`
- MCP resource: `mine://2002949/assessment`
- Complete Title 30 corpus: `/data/title30-sections.json`