# Weirsdale Sand Plant

- **MSHA mine ID:** 0801244
- **Status:** Active
- **Type / commodity:** Surface / Sand, Common
- **Location:** Marion, FL
- **Operator:** Florida Rock Industries Inc
- **Controller:** Vulcan Materials Company
- **Public source rows linked:** 183
- **Source coverage:** 13 / 20
- **Generated:** 2026-10-17T06:17:15.228Z

## Current entity hierarchy

**Vulcan Materials Company (0071891) → Florida Rock Industries Inc (L00354) → Weirsdale Sand Plant (0801244)**

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

## Controller and operator valid-time history

- **Florida Rock Industries Inc → Florida Rock Industries Inc:** 1997-02-01 through 2007-11-15; derived from co-tenure at mine 0801244; source `msha-controller-operator-history`.
- **Vulcan Materials Company → Florida Rock Industries Inc:** 2007-11-16 through current/open; derived from co-tenure at mine 0801244; source `msha-controller-operator-history`.

- History rows: 2
- Typed edges: 5
- 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 — 1 since 2021:** Accidents and injuries 6 historical accident/injury rows; 0 coded fatalities and 0 lost days across the published record.
2. **COMPLIANCE — 0 since 2021:** Violations and penalties 11 violation rows across the full record; 0 carry an S&S flag and $690 appears in current assessed amounts.
3. **HEALTH — 19 samples:** Occupational health samples 19 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 3K employee hours and 5 summed average employees across reported subunits in the latest published quarter.
5. **LEGAL — 6 linked rows:** Contests, conferences and decisions 1 contested-violation rows, 2 civil-penalty docket/decision rows, and 3 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 — 16 since 2021:** Inspections 73 inspection events and 799 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 56.14207 — 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 56.14132 — Horns and backup alarms.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14132
- **30 CFR 56.14100 — Safety defects; examination, correction and records.** (2 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14100
- **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 56.12030 — Correction of dangerous conditions.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-K/section-56.12030
- **30 CFR 47.41 — Requirement for container labels.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-H/part-47/subpart-E/section-47.41
- **30 CFR 56.4402 — Safety can use.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-C/section-56.4402
- **30 CFR 50.30 — Preparation and submission of MSHA Form 7000-2—Quarterly Employment and Coal Production Report.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-I/part-50/subpart-D/section-50.30
- **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 56.12005 — 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

## Source coverage

- **Accident, Injuries, and Illnesses:** 6 rows; 2003-07-16 through 2022-02-10; source ID `msha-accidents`
- **Addresses of Record:** 1 rows; 1997-02-03 through 1997-02-03; source ID `msha-addresses`
- **Assessed Violations:** 11 rows; 2001-05-22 through 2013-04-11; source ID `msha-assessed-violations`
- **Civil Penalty Dockets and Decisions:** 2 rows; 2003-09-12 through 2015-05-19; source ID `msha-civil-penalty-dockets-decisions`
- **Conferences:** 3 rows; 2004-12-03 through 2004-12-03; source ID `msha-conferences`
- **Contested Violations:** 1 rows; 2014-10-09 through 2014-10-09; source ID `msha-contested-violations`
- **Controller and Operator History:** 2 rows; 1997-02-01 through 1997-02-01; source ID `msha-controller-operator-history`
- **Inspections:** 73 rows; 2000-01-05 through 2026-10-01; source ID `msha-inspections`
- **Mine Employment and Production — Quarterly:** 11 rows; unknown through unknown; source ID `msha-mine-production-quarterly`
- **Mine Employment and Production — Yearly:** 42 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:** 19 rows; 2002-01-16 through 2026-03-17; source ID `msha-personal-health-samples`
- **Violations:** 11 rows; 2001-05-22 through 2013-04-11; 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/weirsdale-sand-plant-0801244`
- JSON: `/api/v1/mines/weirsdale-sand-plant-0801244`
- Silica records, units, sample status and quarterly means: `/api/v1/mines/0801244/silica` (snapshot year by default; `?year=all` for history; `&format=csv` for all matching rows)
- Relationship JSON: `/api/v1/mines/0801244/relationships`
- MCP resource: `mine://0801244/assessment`
- Complete Title 30 corpus: `/data/title30-sections.json`