# Plant #1

- **MSHA mine ID:** 4702727
- **Status:** Active
- **Type / commodity:** Surface / Construction Sand and Gravel
- **Location:** Dodge, WI
- **Operator:** MICHELS ROAD & STONE, INC
- **Controller:** M10 Inc
- **Public source rows linked:** 359
- **Source coverage:** 13 / 20
- **Generated:** 2026-10-13T11:26:59.401Z

## Current entity hierarchy

**M10 Inc (0165247) → MICHELS ROAD & STONE, INC (0179456) → Plant #1 (4702727)**

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

## Controller and operator valid-time history

- **Ed  Wagner → Wagner Trucking Inc:** 1981-06-01 through 1983-07-19; derived from co-tenure at mine 4702727; source `msha-controller-operator-history`.
- **Michels Corporation → Michels Pipeline Construction Inc:** 1983-07-20 through 2005-12-01; derived from co-tenure at mine 4702727; source `msha-controller-operator-history`.
- **Michels Corporation → MICHELS CORPORATION:** 2005-12-02 through 2021-10-31; derived from co-tenure at mine 4702727; source `msha-controller-operator-history`.
- **M10 Inc → MICHELS ROAD & STONE, INC:** 2021-11-01 through current/open; derived from co-tenure at mine 4702727; source `msha-controller-operator-history`.

- History rows: 4
- Typed edges: 12
- 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 — 1 since 2021:** Accidents and injuries 3 historical accident/injury rows; 0 coded fatalities and 245 lost days across the published record.
2. **COMPLIANCE — 2 since 2021:** Violations and penalties 30 violation rows across the full record; 7 carry an S&S flag and $3,222 appears in current assessed amounts.
3. **HEALTH — 14 samples:** Occupational health samples 14 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 2K employee hours and 5 summed average employees across reported subunits in the latest published quarter.
5. **LEGAL — 11 linked rows:** Contests, conferences and decisions 4 contested-violation rows, 4 civil-penalty docket/decision rows, and 3 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 — 8 since 2021:** Inspections 38 inspection events and 387 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 56.15005 — Safety belts and lines.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-N/section-56.15005
- **30 CFR 56.9304 — Unstable ground.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-H/section-56.9304
- **30 CFR 56.11002 — Handrails and toeboards.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-J/section-56.11002
- **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 56.12018 — 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 56.9301 — 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 56.12004 — 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 56.4101 — Warning signs.** (2 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-C/section-56.4101
- **30 CFR 56.14130 — Roll-over protective structures (ROPS) and seat belts.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14130
- **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 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

## Source coverage

- **Accident, Injuries, and Illnesses:** 3 rows; 2002-04-16 through 2023-07-10; source ID `msha-accidents`
- **Addresses of Record:** 1 rows; 2025-11-05 through 2025-11-05; source ID `msha-addresses`
- **Assessed Violations:** 29 rows; 2004-08-10 through 2023-10-05; source ID `msha-assessed-violations`
- **Civil Penalty Dockets and Decisions:** 4 rows; 2018-05-23 through 2024-10-18; source ID `msha-civil-penalty-dockets-decisions`
- **Conferences:** 3 rows; 2006-04-26 through 2008-09-02; source ID `msha-conferences`
- **Contested Violations:** 4 rows; 2017-12-13 through 2023-10-05; source ID `msha-contested-violations`
- **Controller and Operator History:** 4 rows; 1981-06-01 through 2021-11-01; source ID `msha-controller-operator-history`
- **Inspections:** 38 rows; 2003-03-12 through 2026-09-14; source ID `msha-inspections`
- **Mine Employment and Production — Quarterly:** 195 rows; unknown through unknown; source ID `msha-mine-production-quarterly`
- **Mine Employment and Production — Yearly:** 33 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:** 14 rows; 2004-11-03 through 2026-09-22; source ID `msha-personal-health-samples`
- **Violations:** 30 rows; 2004-08-10 through 2023-10-05; 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/plant-1-4702727`
- JSON: `/api/v1/mines/plant-1-4702727`
- Silica records, units, sample status and quarterly means: `/api/v1/mines/4702727/silica` (snapshot year by default; `?year=all` for history; `&format=csv` for all matching rows)
- Relationship JSON: `/api/v1/mines/4702727/relationships`
- MCP resource: `mine://4702727/assessment`
- Complete Title 30 corpus: `/data/title30-sections.json`