# Nolanville Mine & Mill

- **MSHA mine ID:** 4101786
- **Status:** Active
- **Type / commodity:** Surface / Crushed, Broken Limestone NEC
- **Location:** Bell, TX
- **Operator:** Martin Marietta Minerals, Inc.
- **Controller:** Lhoist Group
- **Public source rows linked:** 2,103
- **Source coverage:** 15 / 20
- **Generated:** 2026-10-13T11:26:59.401Z

## Current entity hierarchy

**Lhoist Group (0041044) → Martin Marietta Minerals, Inc. (L13547) → Nolanville Mine & Mill (4101786)**

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

## Controller and operator valid-time history

- **Fred  Bandas → Bandas Industries Inc:** 1950-01-01 through 1994-02-28; derived from co-tenure at mine 4101786; source `msha-controller-operator-history`.
- **Franklin Industries Inc → Franklin Industries Incorporated:** 1994-03-01 through 2006-11-30; derived from co-tenure at mine 4101786; source `msha-controller-operator-history`.
- **Lhoist Group → Franklin Industries Incorporated:** 2006-12-01 through 2012-01-19; derived from co-tenure at mine 4101786; source `msha-controller-operator-history`.
- **Lhoist Group → Lhoist North America of Texas, LLC:** 2012-01-20 through current/open; derived from co-tenure at mine 4101786; source `msha-controller-operator-history`.
- **Chemical Lime Company → Lhoist North America of Texas, LLC:** 2012-01-20 through 1998-12-30; derived from co-tenure at mine 4101786; source `msha-controller-operator-history`.

- History rows: 5
- Typed edges: 13
- Interval anomalies: 1
- 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 — 7 since 2021:** Accidents and injuries 46 historical accident/injury rows; 0 coded fatalities and 942 lost days across the published record.
2. **COMPLIANCE — 55 since 2021:** Violations and penalties 329 violation rows across the full record; 72 carry an S&S flag and $174,730 appears in current assessed amounts.
3. **HEALTH — 20 samples:** Occupational health samples 20 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 23K employee hours and 42 summed average employees across reported subunits in the latest published quarter.
5. **LEGAL — 18 linked rows:** Contests, conferences and decisions 5 contested-violation rows, 5 civil-penalty docket/decision rows, and 8 conference records linked by issuance number.
6. **CONTRACTORS — 9 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 — 16 since 2021:** Inspections 73 inspection events and 2K 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 56.4200 — General requirements.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-C/section-56.4200
- **30 CFR 56.4203 — Extinguisher recharging or replacement.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-C/section-56.4203
- **30 CFR 47.41 — Requirement for container labels.** (2 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-H/part-47/subpart-E/section-47.41
- **30 CFR 56.14206 — Securing movable parts.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14206
- **30 CFR 56.14207 — Parking procedures for unattended equipment.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14207
- **30 CFR 46.9 — Records of training.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-H/part-46/section-46.9
- **30 CFR 56.14211 — Blocking equipment in a raised position.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14211
- **30 CFR 56.12004 — Electrical conductors.** (2 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-K/section-56.12004
- **30 CFR 56.14107 — Moving machine parts.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14107
- **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

## Source coverage

- **Accident, Injuries, and Illnesses:** 46 rows; 2000-07-03 through 2024-12-23; source ID `msha-accidents`
- **Addresses of Record:** 1 rows; 1973-04-18 through 1973-04-18; source ID `msha-addresses`
- **Assessed Violations:** 320 rows; 2000-12-06 through 2025-12-30; source ID `msha-assessed-violations`
- **Civil Penalty Dockets and Decisions:** 5 rows; 2007-02-06 through 2019-02-19; source ID `msha-civil-penalty-dockets-decisions`
- **Conferences:** 8 rows; 2001-12-12 through 2005-10-03; source ID `msha-conferences`
- **Contested Violations:** 5 rows; 2005-08-25 through 2018-09-25; source ID `msha-contested-violations`
- **Contractor Employment and Production — Quarterly:** 719 rows; unknown through unknown; source ID `msha-contractor-production-quarterly`
- **Contractor Employment and Production — Yearly:** 172 rows; unknown through unknown; source ID `msha-contractor-production-yearly`
- **Controller and Operator History:** 5 rows; 1950-01-01 through 2012-01-20; source ID `msha-controller-operator-history`
- **Inspections:** 73 rows; 2000-12-06 through 2026-08-17; source ID `msha-inspections`
- **Mine Employment and Production — Quarterly:** 318 rows; unknown through unknown; source ID `msha-mine-production-quarterly`
- **Mine Employment and Production — Yearly:** 81 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:** 20 rows; 2004-12-29 through 2023-09-13; source ID `msha-personal-health-samples`
- **Violations:** 329 rows; 2000-12-06 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/nolanville-mine-mill-4101786`
- JSON: `/api/v1/mines/nolanville-mine-mill-4101786`
- Silica records, units, sample status and quarterly means: `/api/v1/mines/4101786/silica` (snapshot year by default; `?year=all` for history; `&format=csv` for all matching rows)
- Relationship JSON: `/api/v1/mines/4101786/relationships`
- MCP resource: `mine://4101786/assessment`
- Complete Title 30 corpus: `/data/title30-sections.json`