# Hardstone Pit #1

- **MSHA mine ID:** 2302250
- **Status:** Active
- **Type / commodity:** Surface / Crushed, Broken Limestone NEC
- **Location:** Ste Genevieve, MO
- **Operator:** Fischer Quarry & Hauling LLC
- **Controller:** Robert G  Fischer; Francis P  Fischer
- **Public source rows linked:** 511
- **Source coverage:** 13 / 20
- **Generated:** 2026-10-13T11:26:59.401Z

## Current entity hierarchy

**Robert G  Fischer; Francis P  Fischer (M14346) → Fischer Quarry & Hauling LLC (L18635) → Hardstone Pit #1 (2302250)**

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

## Controller and operator valid-time history

- **Francis P  Fischer  et al → Fischer Quarry & Hauling LLC:** 2001-09-01 through current/open; derived from co-tenure at mine 2302250; source `msha-controller-operator-history`.
- **Robert G  Fischer  et al → Fischer Quarry & Hauling LLC:** 2001-09-01 through current/open; derived from co-tenure at mine 2302250; source `msha-controller-operator-history`.

- History rows: 2
- Typed edges: 4
- 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 5 historical accident/injury rows; 0 coded fatalities and 0 lost days across the published record.
2. **COMPLIANCE — 24 since 2021:** Violations and penalties 87 violation rows across the full record; 18 carry an S&S flag and $11,306 appears in current assessed amounts.
3. **HEALTH — 26 samples:** Occupational health samples 26 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 9 summed average employees across reported subunits in the latest published quarter.
5. **LEGAL — 9 linked rows:** Contests, conferences and decisions 4 contested-violation rows, 4 civil-penalty docket/decision rows, and 1 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 — 13 since 2021:** Inspections 63 inspection events and 674 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 56.12028 — Testing grounding systems.** (2 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-K/section-56.12028
- **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 56.12004 — Electrical conductors.** (3 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-K/section-56.12004
- **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 56.13015 — Inspection of compressed-air receivers and other unfired pressure vessels.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-L/section-56.13015
- **30 CFR 56.4601 — Oxygen cylinder storage.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-C/section-56.4601
- **30 CFR 56.4101 — Warning signs.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-C/section-56.4101
- **30 CFR 47.44 — Temporary, portable containers.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-H/part-47/subpart-E/section-47.44
- **30 CFR 56.4501 — Fuel lines.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-C/section-56.4501

## Source coverage

- **Accident, Injuries, and Illnesses:** 5 rows; 2014-08-04 through 2026-06-22; source ID `msha-accidents`
- **Addresses of Record:** 1 rows; 2020-10-28 through 2020-10-28; source ID `msha-addresses`
- **Assessed Violations:** 85 rows; 2002-06-27 through 2026-03-09; source ID `msha-assessed-violations`
- **Civil Penalty Dockets and Decisions:** 4 rows; 2013-03-01 through 2014-12-29; source ID `msha-civil-penalty-dockets-decisions`
- **Conferences:** 1 rows; 2008-07-29 through 2008-07-29; source ID `msha-conferences`
- **Contested Violations:** 4 rows; 2012-09-05 through 2014-04-23; source ID `msha-contested-violations`
- **Controller and Operator History:** 2 rows; 2001-09-01 through 2001-09-01; source ID `msha-controller-operator-history`
- **Inspections:** 63 rows; 2002-06-25 through 2026-08-17; source ID `msha-inspections`
- **Mine Employment and Production — Quarterly:** 184 rows; unknown through unknown; source ID `msha-mine-production-quarterly`
- **Mine Employment and Production — Yearly:** 48 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:** 26 rows; 2002-06-27 through 2026-08-18; source ID `msha-personal-health-samples`
- **Violations:** 87 rows; 2002-06-27 through 2026-08-18; 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/hardstone-pit-1-2302250`
- JSON: `/api/v1/mines/hardstone-pit-1-2302250`
- Silica records, units, sample status and quarterly means: `/api/v1/mines/2302250/silica` (snapshot year by default; `?year=all` for history; `&format=csv` for all matching rows)
- Relationship JSON: `/api/v1/mines/2302250/relationships`
- MCP resource: `mine://2302250/assessment`
- Complete Title 30 corpus: `/data/title30-sections.json`