# Rinker Materials Malpie Quarry

- **MSHA mine ID:** 2902205
- **Status:** Abandoned
- **Type / commodity:** Surface / Crushed, Broken Stone NEC
- **Location:** Union, NM
- **Operator:** Rinker Materials Western Inc.
- **Controller:** Cemex S A
- **Public source rows linked:** 126
- **Source coverage:** 13 / 20
- **Generated:** 2026-10-17T06:17:15.228Z

## Current entity hierarchy

**Cemex S A (M09149) → Rinker Materials Western Inc. (0051059) → Rinker Materials Malpie Quarry (2902205)**

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

## Controller and operator valid-time history

- **Peter Kiewit Sons' Inc → Twin Mountain Rock Company:** 2000-07-01 through 2002-09-25; derived from co-tenure at mine 2902205; source `msha-controller-operator-history`.
- **CSR Ltd → Rinker Materials Western Inc.:** 2002-09-26 through 2003-03-31; derived from co-tenure at mine 2902205; source `msha-controller-operator-history`.
- **Rinker Group Ltd → Rinker Materials Western Inc.:** 2003-04-01 through 2007-07-09; derived from co-tenure at mine 2902205; source `msha-controller-operator-history`.
- **Cemex S A → Rinker Materials Western Inc.:** 2007-07-10 through current/open; derived from co-tenure at mine 2902205; source `msha-controller-operator-history`.

- History rows: 4
- Typed edges: 10
- 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 3 historical accident/injury rows; 0 coded fatalities and 36 lost days across the published record.
2. **COMPLIANCE — 0 since 2021:** Violations and penalties 22 violation rows across the full record; 6 carry an S&S flag and $4,479 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 4K employee hours and 9 summed average employees across reported subunits in the latest published quarter.
5. **LEGAL — 16 linked rows:** Contests, conferences and decisions 2 contested-violation rows, 5 civil-penalty docket/decision rows, and 9 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 — 0 since 2021:** Inspections 28 inspection events and 456 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 56.14101 — Brakes.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14101
- **30 CFR 56.14112 — Construction and maintenance of guards.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14112
- **30 CFR 56.14100 — Safety defects; examination, correction and records.** (3 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14100
- **30 CFR 56.14132 — Horns and backup alarms.** (2 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14132
- **30 CFR 56.17001 — Illumination of surface working areas.** (2 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-P/section-56.17001
- **30 CFR 56.12004 — Electrical conductors.** (2 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-K/section-56.12004
- **30 CFR 56.4530 — Exits.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-C/section-56.4530

## Source coverage

- **Accident, Injuries, and Illnesses:** 3 rows; 2003-08-06 through 2004-08-31; source ID `msha-accidents`
- **Addresses of Record:** 1 rows; 2006-10-23 through 2006-10-23; source ID `msha-addresses`
- **Assessed Violations:** 22 rows; 2001-04-11 through 2005-10-25; source ID `msha-assessed-violations`
- **Civil Penalty Dockets and Decisions:** 5 rows; 2003-06-20 through 2004-05-19; source ID `msha-civil-penalty-dockets-decisions`
- **Conferences:** 9 rows; 2002-05-14 through 2005-12-16; source ID `msha-conferences`
- **Contested Violations:** 2 rows; 2002-04-19 through 2002-04-19; source ID `msha-contested-violations`
- **Controller and Operator History:** 4 rows; 2000-07-01 through 2002-09-26; source ID `msha-controller-operator-history`
- **Inspections:** 28 rows; 2000-10-25 through 2006-05-24; source ID `msha-inspections`
- **Mine Employment and Production — Quarterly:** 10 rows; unknown through unknown; source ID `msha-mine-production-quarterly`
- **Mine Employment and Production — Yearly:** 7 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; 2002-04-16 through 2005-10-26; source ID `msha-personal-health-samples`
- **Violations:** 22 rows; 2001-04-11 through 2005-10-25; 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/rinker-materials-malpie-quarry-2902205`
- JSON: `/api/v1/mines/rinker-materials-malpie-quarry-2902205`
- Silica records, units, sample status and quarterly means: `/api/v1/mines/2902205/silica` (snapshot year by default; `?year=all` for history; `&format=csv` for all matching rows)
- Relationship JSON: `/api/v1/mines/2902205/relationships`
- MCP resource: `mine://2902205/assessment`
- Complete Title 30 corpus: `/data/title30-sections.json`