# Parkville Quarry

- **MSHA mine ID:** 2301883
- **Status:** Abandoned
- **Type / commodity:** Underground / Crushed, Broken Limestone NEC
- **Location:** Platte, MO
- **Operator:** Martin Marietta Kansas City, LLC
- **Controller:** Martin Marietta Materials Inc
- **Public source rows linked:** 1,587
- **Source coverage:** 16 / 20
- **Generated:** 2026-10-13T11:26:59.401Z

## Current entity hierarchy

**Martin Marietta Materials Inc (M00174) → Martin Marietta Kansas City, LLC (0057618) → Parkville Quarry (2301883)**

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

## Controller and operator valid-time history

- **Paul L  Roberts → Park Bend Company:** 1983-06-01 through 1989-08-31; derived from co-tenure at mine 2301883; source `msha-controller-operator-history`.
- **Louis A  Griesemer et al → Parkville Stone Company:** 1989-09-01 through 2001-01-01; derived from co-tenure at mine 2301883; source `msha-controller-operator-history`.
- **Martin Marietta Materials Inc → Martin Marietta Aggregates:** 2001-01-02 through 2005-01-31; derived from co-tenure at mine 2301883; source `msha-controller-operator-history`.
- **Martin Marietta Materials Inc et al → Martin Marietta Kansas City, LLC:** 2005-02-01 through 2014-04-02; derived from co-tenure at mine 2301883; source `msha-controller-operator-history`.
- **Hunt Midwest Enterprises et al → Martin Marietta Kansas City, LLC:** 2005-02-01 through 2014-04-02; derived from co-tenure at mine 2301883; source `msha-controller-operator-history`.
- **Martin Marietta Materials Inc → Martin Marietta Kansas City, LLC:** 2014-04-03 through current/open; derived from co-tenure at mine 2301883; source `msha-controller-operator-history`.

- History rows: 6
- Typed edges: 15
- 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 17 historical accident/injury rows; 0 coded fatalities and 16 lost days across the published record.
2. **COMPLIANCE — 0 since 2021:** Violations and penalties 215 violation rows across the full record; 51 carry an S&S flag and $42,357 appears in current assessed amounts.
3. **HEALTH — 328 samples:** Occupational health samples 307 personal; 21 area. 55 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 0 employee hours and 0 summed average employees across reported subunits in the latest published quarter.
5. **LEGAL — 40 linked rows:** Contests, conferences and decisions 16 contested-violation rows, 16 civil-penalty docket/decision rows, and 8 conference records linked by issuance number.
6. **CONTRACTORS — 2 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 141 inspection events and 3K 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 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 57.9101 — Operating speeds and control of equipment.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-57/subpart-H/section-57.9101
- **30 CFR 57.14100 — Safety defects; examination, correction and records.** (2 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-57/subpart-M/section-57.14100
- **30 CFR 57.14206 — Securing movable parts.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-57/subpart-M/section-57.14206
- **30 CFR 57.15005 — Safety belts and lines.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-57/subpart-N/section-57.15005
- **30 CFR 57.3200 — Correction of hazardous conditions.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-57/subpart-B/section-57.3200
- **30 CFR 57.5060 — Limit on exposure to diesel particulate matter.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-57/subpart-D/section-57.5060
- **30 CFR 57.14101 — Brakes.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-57/subpart-M/section-57.14101
- **30 CFR 57.11003 — Construction and maintenance of ladders.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-57/subpart-J/section-57.11003
- **30 CFR 57.4603 — Closure of valves.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-57/subpart-C/section-57.4603
- **30 CFR 57.14132 — Horns and backup alarms for surface equipment.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-57/subpart-M/section-57.14132

## Source coverage

- **Accident, Injuries, and Illnesses:** 17 rows; 2000-01-06 through 2018-02-23; source ID `msha-accidents`
- **Addresses of Record:** 1 rows; 2019-02-04 through 2019-02-04; source ID `msha-addresses`
- **Metal and Nonmetal Area Samples:** 21 rows; 2008-07-23 through 2016-11-09; source ID `msha-area-samples`
- **Assessed Violations:** 212 rows; 2000-02-16 through 2018-06-27; source ID `msha-assessed-violations`
- **Civil Penalty Dockets and Decisions:** 16 rows; 2008-08-07 through 2018-10-31; source ID `msha-civil-penalty-dockets-decisions`
- **Conferences:** 8 rows; 2005-02-15 through 2005-11-10; source ID `msha-conferences`
- **Contested Violations:** 16 rows; 2007-08-07 through 2018-02-26; source ID `msha-contested-violations`
- **Contractor Employment and Production — Quarterly:** 208 rows; unknown through unknown; source ID `msha-contractor-production-quarterly`
- **Contractor Employment and Production — Yearly:** 64 rows; unknown through unknown; source ID `msha-contractor-production-yearly`
- **Controller and Operator History:** 6 rows; 1983-06-01 through 2005-02-01; source ID `msha-controller-operator-history`
- **Inspections:** 141 rows; 2000-02-16 through 2018-12-20; source ID `msha-inspections`
- **Mine Employment and Production — Quarterly:** 287 rows; unknown through unknown; source ID `msha-mine-production-quarterly`
- **Mine Employment and Production — Yearly:** 67 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:** 307 rows; 2000-08-17 through 2018-02-07; source ID `msha-personal-health-samples`
- **Violations:** 215 rows; 2000-02-16 through 2018-06-27; 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/parkville-quarry-2301883`
- JSON: `/api/v1/mines/parkville-quarry-2301883`
- Silica records, units, sample status and quarterly means: `/api/v1/mines/2301883/silica` (snapshot year by default; `?year=all` for history; `&format=csv` for all matching rows)
- Relationship JSON: `/api/v1/mines/2301883/relationships`
- MCP resource: `mine://2301883/assessment`
- Complete Title 30 corpus: `/data/title30-sections.json`