# St Catherine Mine

- **MSHA mine ID:** 0800075
- **Status:** Active
- **Type / commodity:** Surface / Crushed, Broken Limestone NEC
- **Location:** Sumter, FL
- **Operator:** CEMEX Construction Materials Florida, LLC
- **Controller:** Cemex S A
- **Public source rows linked:** 1,471
- **Source coverage:** 15 / 20
- **Generated:** 2026-10-13T11:26:59.401Z

## Current entity hierarchy

**Cemex S A (M09149) → CEMEX Construction Materials Florida, LLC (0106585) → St Catherine Mine (0800075)**

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

## Controller and operator valid-time history

- **Iris E  Booth → St Catherine Rock Company Inc:** 1950-01-01 through 1985-02-28; derived from co-tenure at mine 0800075; source `msha-controller-operator-history`.
- **William J Booth Jr et al → St Catherine Rock Company Inc:** 1985-03-01 through 1989-06-14; derived from co-tenure at mine 0800075; source `msha-controller-operator-history`.
- **F Browne Gregg Trust → Florida Crushed Stone Company:** 1989-06-15 through 2000-07-21; derived from co-tenure at mine 0800075; source `msha-controller-operator-history`.
- **CSR Ltd → Rinker Materials Of Florida Inc:** 2000-07-22 through 2003-03-31; derived from co-tenure at mine 0800075; source `msha-controller-operator-history`.
- **Rinker Group Ltd → Rinker Materials Of Florida Inc:** 2003-04-01 through 2003-06-30; derived from co-tenure at mine 0800075; source `msha-controller-operator-history`.
- **Rinker Group Ltd → Florida Crushed Stone:** 2003-07-01 through 2007-07-09; derived from co-tenure at mine 0800075; source `msha-controller-operator-history`.
- **CSR Ltd → Florida Crushed Stone:** 2003-07-01 through 2003-03-31; derived from co-tenure at mine 0800075; source `msha-controller-operator-history`.
- **Cemex S A → Rinker Materials Of Florida Inc:** 2007-07-10 through 2003-06-30; derived from co-tenure at mine 0800075; source `msha-controller-operator-history`.
- **Cemex S A → Florida Crushed Stone:** 2007-07-10 through 2007-12-11; derived from co-tenure at mine 0800075; source `msha-controller-operator-history`.
- **RMC Group PLC → Cemex:** 2007-12-12 through 2005-02-28; derived from co-tenure at mine 0800075; source `msha-controller-operator-history`.
- **Cemex S A → Cemex:** 2007-12-12 through 2008-12-18; derived from co-tenure at mine 0800075; source `msha-controller-operator-history`.
- **Cemex S A → CEMEX Construction Materials Florida, LLC:** 2008-12-19 through current/open; derived from co-tenure at mine 0800075; source `msha-controller-operator-history`.

- History rows: 12
- Typed edges: 29
- Interval anomalies: 3
- 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 — 2 since 2021:** Accidents and injuries 6 historical accident/injury rows; 0 coded fatalities and 93 lost days across the published record.
2. **COMPLIANCE — 6 since 2021:** Violations and penalties 50 violation rows across the full record; 11 carry an S&S flag and $121,766 appears in current assessed amounts.
3. **HEALTH — 31 samples:** Occupational health samples 31 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 9 summed average employees across reported subunits in the latest published quarter.
5. **LEGAL — 21 linked rows:** Contests, conferences and decisions 10 contested-violation rows, 10 civil-penalty docket/decision rows, and 1 conference records linked by issuance number.
6. **CONTRACTORS — 8 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 905 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 56.12030 — 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 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 56.14130 — Roll-over protective structures (ROPS) and seat belts.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14130
- **30 CFR 56.9101 — Operating speeds and control of equipment.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-H/section-56.9101
- **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
- **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 56.4201 — 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 56.16005 — 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 56.18002 — Examination of working places.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-Q/section-56.18002
- **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 46.5 — New miner training.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-H/part-46/section-46.5
- **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

## Source coverage

- **Accident, Injuries, and Illnesses:** 6 rows; 2000-10-04 through 2026-04-06; source ID `msha-accidents`
- **Addresses of Record:** 1 rows; 2008-12-19 through 2008-12-19; source ID `msha-addresses`
- **Assessed Violations:** 50 rows; 2000-02-16 through 2026-03-06; source ID `msha-assessed-violations`
- **Civil Penalty Dockets and Decisions:** 10 rows; 2011-01-05 through 2011-05-31; source ID `msha-civil-penalty-dockets-decisions`
- **Conferences:** 1 rows; 2001-03-05 through 2001-03-05; source ID `msha-conferences`
- **Contested Violations:** 10 rows; 2009-07-16 through 2026-03-06; source ID `msha-contested-violations`
- **Contractor Employment and Production — Quarterly:** 827 rows; unknown through unknown; source ID `msha-contractor-production-quarterly`
- **Contractor Employment and Production — Yearly:** 175 rows; unknown through unknown; source ID `msha-contractor-production-yearly`
- **Controller and Operator History:** 12 rows; 1950-01-01 through 2008-12-19; source ID `msha-controller-operator-history`
- **Inspections:** 78 rows; 2000-02-16 through 2026-09-28; source ID `msha-inspections`
- **Mine Employment and Production — Quarterly:** 179 rows; unknown through unknown; source ID `msha-mine-production-quarterly`
- **Mine Employment and Production — Yearly:** 40 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:** 31 rows; 2000-08-03 through 2026-09-29; source ID `msha-personal-health-samples`
- **Violations:** 50 rows; 2000-02-16 through 2026-03-06; 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/st-catherine-mine-0800075`
- JSON: `/api/v1/mines/st-catherine-mine-0800075`
- Silica records, units, sample status and quarterly means: `/api/v1/mines/0800075/silica` (snapshot year by default; `?year=all` for history; `&format=csv` for all matching rows)
- Relationship JSON: `/api/v1/mines/0800075/relationships`
- MCP resource: `mine://0800075/assessment`
- Complete Title 30 corpus: `/data/title30-sections.json`