# Brooksville Cement Plant

- **MSHA mine ID:** 0800800
- **Status:** Abandoned
- **Type / commodity:** Facility / Cement
- **Location:** Hernando, FL
- **Operator:** CEMEX Construction Materials Florida, LLC
- **Controller:** Cemex S A
- **Public source rows linked:** 2,325
- **Source coverage:** 15 / 20
- **Generated:** 2026-10-17T06:17:15.228Z

## Current entity hierarchy

**Cemex S A (M09149) → CEMEX Construction Materials Florida, LLC (0106585) → Brooksville Cement Plant (0800800)**

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

## Controller and operator valid-time history

- **Moore Mc Cormack Resources Inc → Florida Mining & Materials Corp:** 1950-01-01 through 1988-09-05; derived from co-tenure at mine 0800800; source `msha-controller-operator-history`.
- **Southdown Inc → Southdown Inc:** 1988-09-06 through 2000-11-02; derived from co-tenure at mine 0800800; source `msha-controller-operator-history`.
- **Cemex S A → Brooksville Cement Cemex Inc:** 2000-11-03 through 2010-03-04; derived from co-tenure at mine 0800800; source `msha-controller-operator-history`.
- **Cemex S A → CEMEX Construction Materials Florida, LLC:** 2010-03-05 through current/open; derived from co-tenure at mine 0800800; 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 — 0 since 2021:** Accidents and injuries 84 historical accident/injury rows; 0 coded fatalities and 128 lost days across the published record.
2. **COMPLIANCE — 5 since 2021:** Violations and penalties 132 violation rows across the full record; 22 carry an S&S flag and $40,860 appears in current assessed amounts.
3. **HEALTH — 23 samples:** Occupational health samples 23 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 61K employee hours and 118 summed average employees across reported subunits in the latest published quarter.
5. **LEGAL — 12 linked rows:** Contests, conferences and decisions 1 contested-violation rows, 1 civil-penalty docket/decision rows, and 10 conference records linked by issuance number.
6. **CONTRACTORS — 16 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 — 6 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 41.13 — Failure to notify.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-G/part-41/subpart-B/section-41.13
- **30 CFR 50.30 — Preparation and submission of MSHA Form 7000-2—Quarterly Employment and Coal Production Report.** (2 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-I/part-50/subpart-D/section-50.30
- **30 CFR 56.12028 — Testing grounding systems.** (3 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-K/section-56.12028
- **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 56.14100 — 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 56.16005 — 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 56.12018 — Identification of power switches.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-K/section-56.12018
- **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

## Source coverage

- **Accident, Injuries, and Illnesses:** 84 rows; 2000-01-10 through 2015-04-20; source ID `msha-accidents`
- **Addresses of Record:** 1 rows; 2024-01-19 through 2024-01-19; source ID `msha-addresses`
- **Assessed Violations:** 131 rows; 2000-02-15 through 2023-08-23; source ID `msha-assessed-violations`
- **Civil Penalty Dockets and Decisions:** 1 rows; 2013-09-17 through 2013-09-17; source ID `msha-civil-penalty-dockets-decisions`
- **Conferences:** 10 rows; 2000-02-15 through 2015-11-19; source ID `msha-conferences`
- **Contested Violations:** 1 rows; 2012-02-01 through 2012-02-01; source ID `msha-contested-violations`
- **Contractor Employment and Production — Quarterly:** 1,452 rows; unknown through unknown; source ID `msha-contractor-production-quarterly`
- **Contractor Employment and Production — Yearly:** 316 rows; unknown through unknown; source ID `msha-contractor-production-yearly`
- **Controller and Operator History:** 4 rows; 1950-01-01 through 2010-03-05; source ID `msha-controller-operator-history`
- **Inspections:** 75 rows; 2000-02-15 through 2024-01-16; source ID `msha-inspections`
- **Mine Employment and Production — Quarterly:** 36 rows; unknown through unknown; source ID `msha-mine-production-quarterly`
- **Mine Employment and Production — Yearly:** 58 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:** 23 rows; 2004-03-18 through 2023-08-23; source ID `msha-personal-health-samples`
- **Violations:** 132 rows; 2000-02-15 through 2023-08-23; 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/brooksville-cement-plant-0800800`
- JSON: `/api/v1/mines/brooksville-cement-plant-0800800`
- Silica records, units, sample status and quarterly means: `/api/v1/mines/0800800/silica` (snapshot year by default; `?year=all` for history; `&format=csv` for all matching rows)
- Relationship JSON: `/api/v1/mines/0800800/relationships`
- MCP resource: `mine://0800800/assessment`
- Complete Title 30 corpus: `/data/title30-sections.json`