# Drake Cement

- **MSHA mine ID:** 0203243
- **Status:** Active
- **Type / commodity:** Surface / Cement
- **Location:** Yavapai, AZ
- **Operator:** Drake Cement LLC
- **Controller:** UNACEM Corp S A A
- **Public source rows linked:** 7,570
- **Source coverage:** 16 / 20
- **Generated:** 2026-10-13T11:26:59.401Z

## Current entity hierarchy

**UNACEM Corp S A A (0084073) → Drake Cement LLC (0099687) → Drake Cement (0203243)**

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

## Controller and operator valid-time history

- **UNACEM Corp S A A → Drake Cement LLC:** 2009-04-06 through current/open; derived from co-tenure at mine 0203243; source `msha-controller-operator-history`.

- History rows: 1
- Typed edges: 3
- 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 — 29 since 2021:** Accidents and injuries 79 historical accident/injury rows; 0 coded fatalities and 1,260 lost days across the published record.
2. **COMPLIANCE — 291 since 2021:** Violations and penalties 854 violation rows across the full record; 276 carry an S&S flag and $858,310 appears in current assessed amounts.
3. **HEALTH — 48 samples:** Occupational health samples 42 personal; 6 area. 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 66K employee hours and 141 summed average employees across reported subunits in the latest published quarter.
5. **LEGAL — 816 linked rows:** Contests, conferences and decisions 391 contested-violation rows, 390 civil-penalty docket/decision rows, and 35 conference records linked by issuance number.
6. **CONTRACTORS — 32 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 — 40 since 2021:** Inspections 107 inspection events and 5K 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 56.12018 — 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 56.4203 — Extinguisher recharging or replacement.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-C/section-56.4203
- **30 CFR 56.4201 — Inspection.** (2 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-C/section-56.4201
- **30 CFR 56.12008 — Insulation and fittings for power wires and cables.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-K/section-56.12008
- **30 CFR 56.12032 — Inspection and cover plates.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-K/section-56.12032
- **30 CFR 56.12020 — Protection of persons at switchgear.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-K/section-56.12020
- **30 CFR 56.12028 — Testing grounding systems.** (2 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-K/section-56.12028
- **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 56.4104 — Combustible waste.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-C/section-56.4104

## Source coverage

- **Accident, Injuries, and Illnesses:** 79 rows; 2009-03-13 through 2026-07-29; source ID `msha-accidents`
- **Addresses of Record:** 1 rows; 2011-07-18 through 2011-07-18; source ID `msha-addresses`
- **Metal and Nonmetal Area Samples:** 6 rows; 2025-07-16 through 2025-07-16; source ID `msha-area-samples`
- **Assessed Violations:** 840 rows; 2009-09-22 through 2026-04-24; source ID `msha-assessed-violations`
- **Civil Penalty Dockets and Decisions:** 390 rows; 2010-09-27 through 2026-03-18; source ID `msha-civil-penalty-dockets-decisions`
- **Conferences:** 35 rows; 2011-12-01 through 2021-05-07; source ID `msha-conferences`
- **Contested Violations:** 391 rows; 2009-09-22 through 2025-07-15; source ID `msha-contested-violations`
- **Contractor Employment and Production — Quarterly:** 3,800 rows; unknown through unknown; source ID `msha-contractor-production-quarterly`
- **Contractor Employment and Production — Yearly:** 819 rows; unknown through unknown; source ID `msha-contractor-production-yearly`
- **Controller and Operator History:** 1 rows; 2009-04-06 through 2009-04-06; source ID `msha-controller-operator-history`
- **Inspections:** 107 rows; 2009-05-15 through 2026-04-21; source ID `msha-inspections`
- **Mine Employment and Production — Quarterly:** 164 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:** 42 rows; 2012-01-31 through 2025-07-16; source ID `msha-personal-health-samples`
- **Violations:** 854 rows; 2009-09-22 through 2026-04-24; 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/drake-cement-0203243`
- JSON: `/api/v1/mines/drake-cement-0203243`
- Silica records, units, sample status and quarterly means: `/api/v1/mines/0203243/silica` (snapshot year by default; `?year=all` for history; `&format=csv` for all matching rows)
- Relationship JSON: `/api/v1/mines/0203243/relationships`
- MCP resource: `mine://0203243/assessment`
- Complete Title 30 corpus: `/data/title30-sections.json`