# Plano Road

- **MSHA mine ID:** 3304395
- **Status:** Active
- **Type / commodity:** Surface / Crushed, Broken Limestone NEC
- **Location:** Ross, OH
- **Operator:** Melvin Stone Company LLC
- **Controller:** James P  Jurgensen II; Jacqueline J  Alf; Jason R  Jurgensen
- **Public source rows linked:** 1,108
- **Source coverage:** 12 / 20
- **Generated:** 2026-10-13T11:26:59.401Z

## Current entity hierarchy

**James P  Jurgensen II; Jacqueline J  Alf; Jason R  Jurgensen (0142503) → Melvin Stone Company LLC (L17040) → Plano Road (3304395)**

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

## Controller and operator valid-time history

- **Craig  Beam  et al → Melvin Stone Company:** 1997-04-01 through 1999-08-05; derived from co-tenure at mine 3304395; source `msha-controller-operator-history`.
- **James P  Jurgensen → Melvin Stone Company LLC:** 1999-08-06 through 2018-04-30; derived from co-tenure at mine 3304395; source `msha-controller-operator-history`.
- **Jason R  Jurgensen et al → Melvin Stone Company LLC:** 2018-05-01 through current/open; derived from co-tenure at mine 3304395; source `msha-controller-operator-history`.
- **Jacqueline J  Alf et al → Melvin Stone Company LLC:** 2018-05-01 through current/open; derived from co-tenure at mine 3304395; source `msha-controller-operator-history`.
- **James P  Jurgensen II et al → Melvin Stone Company LLC:** 2018-05-01 through current/open; derived from co-tenure at mine 3304395; source `msha-controller-operator-history`.

- History rows: 5
- 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 5 historical accident/injury rows; 0 coded fatalities and 103 lost days across the published record.
2. **COMPLIANCE — 22 since 2021:** Violations and penalties 100 violation rows across the full record; 21 carry an S&S flag and $11,971 appears in current assessed amounts.
3. **HEALTH — 25 samples:** Occupational health samples 25 personal. 1 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 — 0 linked rows:** Contests, conferences and decisions 0 contested-violation rows, 0 civil-penalty docket/decision rows, and 0 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 — 13 since 2021:** Inspections 71 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 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 56.14108 — Overhead drive belts.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14108
- **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
- **30 CFR 46.7 — New task training.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-H/part-46/section-46.7
- **30 CFR 46.12 — Responsibility for independent contractor training.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-H/part-46/section-46.12
- **30 CFR 46.5 — New miner training.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-H/part-46/section-46.5
- **30 CFR 56.14112 — Construction and maintenance of guards.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14112
- **30 CFR 56.14131 — Seat belts for haulage trucks.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14131
- **30 CFR 56.12008 — Insulation and fittings for power wires and cables.** (2 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-K/section-56.12008
- **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

## Source coverage

- **Accident, Injuries, and Illnesses:** 5 rows; 2002-06-28 through 2017-12-14; source ID `msha-accidents`
- **Addresses of Record:** 1 rows; 2013-02-05 through 2013-02-05; source ID `msha-addresses`
- **Assessed Violations:** 100 rows; 2000-04-05 through 2025-11-18; source ID `msha-assessed-violations`
- **Contractor Employment and Production — Quarterly:** 419 rows; unknown through unknown; source ID `msha-contractor-production-quarterly`
- **Contractor Employment and Production — Yearly:** 115 rows; unknown through unknown; source ID `msha-contractor-production-yearly`
- **Controller and Operator History:** 5 rows; 1997-04-01 through 1999-08-06; source ID `msha-controller-operator-history`
- **Inspections:** 71 rows; 2000-02-01 through 2026-05-11; 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; 2003-04-08 through 2026-05-13; source ID `msha-personal-health-samples`
- **Violations:** 100 rows; 2000-04-05 through 2025-11-18; 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/plano-road-3304395`
- JSON: `/api/v1/mines/plano-road-3304395`
- Silica records, units, sample status and quarterly means: `/api/v1/mines/3304395/silica` (snapshot year by default; `?year=all` for history; `&format=csv` for all matching rows)
- Relationship JSON: `/api/v1/mines/3304395/relationships`
- MCP resource: `mine://3304395/assessment`
- Complete Title 30 corpus: `/data/title30-sections.json`