# VANCE QUARRY

- **MSHA mine ID:** 0103022
- **Status:** Active
- **Type / commodity:** Surface / Crushed, Broken Limestone NEC
- **Location:** Tuscaloosa, AL
- **Operator:** MARTIN MARIETTA MATERIALS
- **Controller:** Martin Marietta Materials Inc
- **Public source rows linked:** 2,277
- **Source coverage:** 15 / 20
- **Generated:** 2026-10-13T11:26:59.401Z

## Current entity hierarchy

**Martin Marietta Materials Inc (M00174) → MARTIN MARIETTA MATERIALS (L16197) → VANCE QUARRY (0103022)**

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

## Controller and operator valid-time history

- **Vance Materials Llc → Vance Materials Llc:** 1994-08-01 through 1996-02-28; derived from co-tenure at mine 0103022; source `msha-controller-operator-history`.
- **U S Aggregate Inc → SRM Aggregates,  Inc.:** 1996-02-29 through 2002-05-28; derived from co-tenure at mine 0103022; source `msha-controller-operator-history`.
- **Martin Marietta Materials Inc → Martin Marietta Materials:** 2002-05-29 through current/open; derived from co-tenure at mine 0103022; source `msha-controller-operator-history`.
- **CRH PLC → SRM Aggregates,  Inc.:** 2002-05-29 through 2002-05-28; derived from co-tenure at mine 0103022; source `msha-controller-operator-history`.

- History rows: 4
- Typed edges: 11
- 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 — 0 since 2021:** Accidents and injuries 17 historical accident/injury rows; 0 coded fatalities and 66 lost days across the published record.
2. **COMPLIANCE — 4 since 2021:** Violations and penalties 72 violation rows across the full record; 22 carry an S&S flag and $26,679 appears in current assessed amounts.
3. **HEALTH — 15 samples:** Occupational health samples 15 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 6K employee hours and 11 summed average employees across reported subunits in the latest published quarter.
5. **LEGAL — 16 linked rows:** Contests, conferences and decisions 6 contested-violation rows, 5 civil-penalty docket/decision rows, and 5 conference records linked by issuance number.
6. **CONTRACTORS — 13 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 — 14 since 2021:** Inspections 75 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 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 56.14112 — 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 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 56.11003 — Construction and maintenance of ladders.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-J/section-56.11003
- **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 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 56.20011 — Barricades and warning signs.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-S/section-56.20011
- **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 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 56.14132 — Horns and backup alarms.** (2 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14132
- **30 CFR 56.12023 — Guarding electrical connections and resistor grids.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-K/section-56.12023

## Source coverage

- **Accident, Injuries, and Illnesses:** 17 rows; 2000-02-02 through 2014-03-28; source ID `msha-accidents`
- **Addresses of Record:** 1 rows; 1994-08-31 through 1994-08-31; source ID `msha-addresses`
- **Assessed Violations:** 67 rows; 2002-11-13 through 2025-10-28; source ID `msha-assessed-violations`
- **Civil Penalty Dockets and Decisions:** 5 rows; 2009-08-26 through 2022-07-29; source ID `msha-civil-penalty-dockets-decisions`
- **Conferences:** 5 rows; 2003-07-31 through 2012-10-24; source ID `msha-conferences`
- **Contested Violations:** 6 rows; 2008-04-23 through 2021-11-03; source ID `msha-contested-violations`
- **Contractor Employment and Production — Quarterly:** 1,378 rows; unknown through unknown; source ID `msha-contractor-production-quarterly`
- **Contractor Employment and Production — Yearly:** 264 rows; unknown through unknown; source ID `msha-contractor-production-yearly`
- **Controller and Operator History:** 4 rows; 1994-08-01 through 2002-05-29; source ID `msha-controller-operator-history`
- **Inspections:** 75 rows; 2000-06-01 through 2026-06-10; source ID `msha-inspections`
- **Mine Employment and Production — Quarterly:** 292 rows; unknown through unknown; source ID `msha-mine-production-quarterly`
- **Mine Employment and Production — Yearly:** 75 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:** 15 rows; 2011-01-13 through 2026-03-30; source ID `msha-personal-health-samples`
- **Violations:** 72 rows; 2002-11-13 through 2025-10-28; 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/vance-quarry-0103022`
- JSON: `/api/v1/mines/vance-quarry-0103022`
- Silica records, units, sample status and quarterly means: `/api/v1/mines/0103022/silica` (snapshot year by default; `?year=all` for history; `&format=csv` for all matching rows)
- Relationship JSON: `/api/v1/mines/0103022/relationships`
- MCP resource: `mine://0103022/assessment`
- Complete Title 30 corpus: `/data/title30-sections.json`