# Guntersville Quarry

- **MSHA mine ID:** 0102523
- **Status:** Active
- **Type / commodity:** Surface / Crushed, Broken Limestone NEC
- **Location:** Marshall, AL
- **Operator:** Vulcan Materials Asphalt and Construction, LLC
- **Controller:** Vulcan Materials Company
- **Public source rows linked:** 1,551
- **Source coverage:** 15 / 20
- **Generated:** 2026-10-17T06:17:15.228Z

## Current entity hierarchy

**Vulcan Materials Company (0071891) → Vulcan Materials Asphalt and Construction, LLC (0177613) → Guntersville Quarry (0102523)**

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

## Controller and operator valid-time history

- **James G  Whitaker Jr → Y S Stone Company:** 1983-06-01 through 2003-09-17; derived from co-tenure at mine 0102523; source `msha-controller-operator-history`.
- **Frank D Reed Jr → Madison Materials, Inc.:** 2003-09-18 through 2018-01-04; derived from co-tenure at mine 0102523; source `msha-controller-operator-history`.
- **Frank D Reed Jr → Whitaker Contracting Corp.:** 2018-01-05 through 2024-04-28; derived from co-tenure at mine 0102523; source `msha-controller-operator-history`.
- **Vulcan Materials Company → Vulcan Materials Asphalt and Construction, LLC:** 2024-04-29 through current/open; derived from co-tenure at mine 0102523; source `msha-controller-operator-history`.

- History rows: 4
- Typed edges: 12
- 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: 2026-10-17T05:35:58.500035+00:00.

## Assessment signals

1. **SAFETY — 2 since 2021:** Accidents and injuries 5 historical accident/injury rows; 0 coded fatalities and 148 lost days across the published record.
2. **COMPLIANCE — 10 since 2021:** Violations and penalties 121 violation rows across the full record; 37 carry an S&S flag and $19,822 appears in current assessed amounts.
3. **HEALTH — 34 samples:** Occupational health samples 34 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 11K employee hours and 17 summed average employees across reported subunits in the latest published quarter.
5. **LEGAL — 13 linked rows:** Contests, conferences and decisions 6 contested-violation rows, 6 civil-penalty docket/decision rows, and 1 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 — 15 since 2021:** Inspections 78 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 56.14132 — Horns and backup alarms.** (3 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14132
- **30 CFR 56.20003 — Housekeeping.** (2 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-S/section-56.20003
- **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 56.16005 — Securing gas cylinders.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-O/section-56.16005
- **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
- **30 CFR 56.12005 — Protection of power conductors from mobile equipment.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-K/section-56.12005
- **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 56.11001 — Safe access.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-J/section-56.11001

## Source coverage

- **Accident, Injuries, and Illnesses:** 5 rows; 2002-07-22 through 2026-07-20; source ID `msha-accidents`
- **Addresses of Record:** 1 rows; 1983-06-29 through 1983-06-29; source ID `msha-addresses`
- **Assessed Violations:** 119 rows; 2000-01-04 through 2024-04-11; source ID `msha-assessed-violations`
- **Civil Penalty Dockets and Decisions:** 6 rows; 2008-08-27 through 2013-03-12; source ID `msha-civil-penalty-dockets-decisions`
- **Conferences:** 1 rows; 2002-05-14 through 2002-05-14; source ID `msha-conferences`
- **Contested Violations:** 6 rows; 2007-09-26 through 2011-08-31; source ID `msha-contested-violations`
- **Contractor Employment and Production — Quarterly:** 876 rows; unknown through unknown; source ID `msha-contractor-production-quarterly`
- **Contractor Employment and Production — Yearly:** 184 rows; unknown through unknown; source ID `msha-contractor-production-yearly`
- **Controller and Operator History:** 4 rows; 1983-06-01 through 2024-04-29; source ID `msha-controller-operator-history`
- **Inspections:** 78 rows; 2000-01-04 through 2026-07-13; source ID `msha-inspections`
- **Mine Employment and Production — Quarterly:** 34 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:** 34 rows; 2003-01-30 through 2025-02-13; source ID `msha-personal-health-samples`
- **Violations:** 121 rows; 2000-01-04 through 2024-04-11; 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/guntersville-quarry-0102523`
- JSON: `/api/v1/mines/guntersville-quarry-0102523`
- Silica records, units, sample status and quarterly means: `/api/v1/mines/0102523/silica` (snapshot year by default; `?year=all` for history; `&format=csv` for all matching rows)
- Relationship JSON: `/api/v1/mines/0102523/relationships`
- MCP resource: `mine://0102523/assessment`
- Complete Title 30 corpus: `/data/title30-sections.json`