# Maple Hill Quarry

- **MSHA mine ID:** 1201039
- **Status:** Abandoned
- **Type / commodity:** Surface / Dimension Limestone
- **Location:** Monroe, IN
- **Operator:** B G Hoadley Quarries Inc
- **Controller:** David G Fell; Lauren  Roberts
- **Public source rows linked:** 238
- **Source coverage:** 11 / 20
- **Generated:** 2026-10-13T11:26:59.401Z

## Current entity hierarchy

**David G Fell; Lauren  Roberts (0185380) → B G Hoadley Quarries Inc (L02028) → Maple Hill Quarry (1201039)**

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

## Controller and operator valid-time history

- **George  Reed Jr → Bloomington Limestone Corp:** 1950-01-01 through 1983-02-23; derived from co-tenure at mine 1201039; source `msha-controller-operator-history`.
- **Patsy H  Fell-Barker → B G Hoadley Quarries Inc:** 1983-02-24 through 2021-08-03; derived from co-tenure at mine 1201039; source `msha-controller-operator-history`.
- **Lauren  Roberts et al → B G Hoadley Quarries Inc:** 2021-08-04 through 2024-06-09; derived from co-tenure at mine 1201039; source `msha-controller-operator-history`.
- **David G Fell et al → B G Hoadley Quarries Inc:** 2021-08-04 through 2024-06-09; derived from co-tenure at mine 1201039; source `msha-controller-operator-history`.
- **Patsy H Fell-Barker et al → B G Hoadley Quarries Inc:** 2021-08-04 through 2024-06-09; derived from co-tenure at mine 1201039; source `msha-controller-operator-history`.
- **David G Fell et al → B G Hoadley Quarries Inc:** 2024-06-10 through current/open; derived from co-tenure at mine 1201039; source `msha-controller-operator-history`.
- **Lauren  Roberts et al → B G Hoadley Quarries Inc:** 2024-06-10 through current/open; derived from co-tenure at mine 1201039; source `msha-controller-operator-history`.

- History rows: 7
- Typed edges: 13
- 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 12 historical accident/injury rows; 2 coded fatalities and 653 lost days across the published record.
2. **COMPLIANCE — 0 since 2021:** Violations and penalties 35 violation rows across the full record; 9 carry an S&S flag and $27,880 appears in current assessed amounts.
3. **HEALTH — 5 samples:** Occupational health samples 5 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 — 4 linked rows:** Contests, conferences and decisions 0 contested-violation rows, 0 civil-penalty docket/decision rows, and 4 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 — 0 since 2021:** Inspections 32 inspection events and 528 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 56.12004 — 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 56.12032 — 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 56.20001 — Intoxicating beverages and narcotics.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-S/section-56.20001
- **30 CFR 56.4201 — Inspection.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-C/section-56.4201
- **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 56.14101 — Brakes.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14101
- **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 56.3200 — Correction of hazardous conditions.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-B/section-56.3200
- **30 CFR 56.12002 — Controls and switches.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-K/section-56.12002
- **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 56.14130 — 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

## Source coverage

- **Accident, Injuries, and Illnesses:** 12 rows; 2000-03-14 through 2006-04-21; source ID `msha-accidents`
- **Addresses of Record:** 1 rows; 2010-09-13 through 2010-09-13; source ID `msha-addresses`
- **Assessed Violations:** 33 rows; 2000-05-24 through 2009-10-27; source ID `msha-assessed-violations`
- **Conferences:** 4 rows; 2000-06-02 through 2006-06-22; source ID `msha-conferences`
- **Controller and Operator History:** 7 rows; 1950-01-01 through 1983-02-24; source ID `msha-controller-operator-history`
- **Inspections:** 32 rows; 2000-05-23 through 2009-11-18; source ID `msha-inspections`
- **Mine Employment and Production — Quarterly:** 86 rows; unknown through unknown; source ID `msha-mine-production-quarterly`
- **Mine Employment and Production — Yearly:** 22 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:** 5 rows; 2005-11-09 through 2008-10-07; source ID `msha-personal-health-samples`
- **Violations:** 35 rows; 2000-05-24 through 2009-10-27; 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/maple-hill-quarry-1201039`
- JSON: `/api/v1/mines/maple-hill-quarry-1201039`
- Silica records, units, sample status and quarterly means: `/api/v1/mines/1201039/silica` (snapshot year by default; `?year=all` for history; `&format=csv` for all matching rows)
- Relationship JSON: `/api/v1/mines/1201039/relationships`
- MCP resource: `mine://1201039/assessment`
- Complete Title 30 corpus: `/data/title30-sections.json`