# 474 Sand Mine

- **MSHA mine ID:** 0801000
- **Status:** Active
- **Type / commodity:** Surface / Construction Sand and Gravel
- **Location:** Lake, FL
- **Operator:** CEMEX Construction Materials Florida, LLC
- **Controller:** Cemex S A
- **Public source rows linked:** 838
- **Source coverage:** 15 / 20
- **Generated:** 2026-10-13T11:26:59.401Z

## Current entity hierarchy

**Cemex S A (M09149) → CEMEX Construction Materials Florida, LLC (0106585) → 474 Sand Mine (0801000)**

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

## Controller and operator valid-time history

- **F Browne Gregg Trust → Florida Crushed Stone Company:** 1983-04-01 through 1990-12-02; derived from co-tenure at mine 0801000; source `msha-controller-operator-history`.
- **CSR Ltd → Rinker Materials of Florida Inc:** 1990-12-03 through 2003-03-31; derived from co-tenure at mine 0801000; source `msha-controller-operator-history`.
- **Rinker Group Ltd → Rinker Materials of Florida Inc:** 2003-04-01 through 2007-07-09; derived from co-tenure at mine 0801000; source `msha-controller-operator-history`.
- **Cemex S A → Rinker Materials of Florida Inc:** 2007-07-10 through 2008-12-18; derived from co-tenure at mine 0801000; 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 0801000; source `msha-controller-operator-history`.

- History rows: 5
- Typed edges: 13
- 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: 2026-10-13T11:19:05.459773+00:00.

## Assessment signals

1. **SAFETY — 0 since 2021:** Accidents and injuries 7 historical accident/injury rows; 0 coded fatalities and 90 lost days across the published record.
2. **COMPLIANCE — 4 since 2021:** Violations and penalties 54 violation rows across the full record; 11 carry an S&S flag and $11,131 appears in current assessed amounts.
3. **HEALTH — 12 samples:** Occupational health samples 12 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 5K employee hours and 7 summed average employees across reported subunits in the latest published quarter.
5. **LEGAL — 20 linked rows:** Contests, conferences and decisions 9 contested-violation rows, 9 civil-penalty docket/decision rows, and 2 conference records linked by issuance number.
6. **CONTRACTORS — 5 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 — 13 since 2021:** Inspections 69 inspection events and 782 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 56.20011 — 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 56.16005 — 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 56.4201 — 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 56.4402 — 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 56.16006 — Protection of gas cylinder valves.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-O/section-56.16006
- **30 CFR 56.12028 — Testing grounding systems.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-K/section-56.12028
- **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 56.11001 — Safe access.** (2 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-J/section-56.11001
- **30 CFR 56.20003 — Housekeeping.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-S/section-56.20003
- **30 CFR 56.4200 — General requirements.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-C/section-56.4200

## Source coverage

- **Accident, Injuries, and Illnesses:** 7 rows; 2000-04-24 through 2020-09-28; source ID `msha-accidents`
- **Addresses of Record:** 1 rows; 2013-09-10 through 2013-09-10; source ID `msha-addresses`
- **Assessed Violations:** 52 rows; 2000-02-07 through 2026-03-09; source ID `msha-assessed-violations`
- **Civil Penalty Dockets and Decisions:** 9 rows; 2010-11-30 through 2019-02-19; source ID `msha-civil-penalty-dockets-decisions`
- **Conferences:** 2 rows; 2006-10-19 through 2006-10-19; source ID `msha-conferences`
- **Contested Violations:** 9 rows; 2009-06-02 through 2018-07-31; source ID `msha-contested-violations`
- **Contractor Employment and Production — Quarterly:** 362 rows; unknown through unknown; source ID `msha-contractor-production-quarterly`
- **Contractor Employment and Production — Yearly:** 88 rows; unknown through unknown; source ID `msha-contractor-production-yearly`
- **Controller and Operator History:** 5 rows; 1983-04-01 through 2008-12-19; source ID `msha-controller-operator-history`
- **Inspections:** 69 rows; 2000-02-07 through 2026-08-14; source ID `msha-inspections`
- **Mine Employment and Production — Quarterly:** 133 rows; unknown through unknown; source ID `msha-mine-production-quarterly`
- **Mine Employment and Production — Yearly:** 34 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:** 12 rows; 2009-06-03 through 2026-03-09; source ID `msha-personal-health-samples`
- **Violations:** 54 rows; 2000-02-07 through 2026-03-09; 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/474-sand-mine-0801000`
- JSON: `/api/v1/mines/474-sand-mine-0801000`
- Silica records, units, sample status and quarterly means: `/api/v1/mines/0801000/silica` (snapshot year by default; `?year=all` for history; `&format=csv` for all matching rows)
- Relationship JSON: `/api/v1/mines/0801000/relationships`
- MCP resource: `mine://0801000/assessment`
- Complete Title 30 corpus: `/data/title30-sections.json`