# Amrize Devil's Slide Plant

- **MSHA mine ID:** 4200013
- **Status:** Active
- **Type / commodity:** Facility / Cement
- **Location:** Morgan, UT
- **Operator:** Amrize Cement Inc
- **Controller:** Amrize Ltd
- **Public source rows linked:** 5,167
- **Source coverage:** 16 / 20
- **Generated:** 2026-10-13T11:26:59.401Z

## Current entity hierarchy

**Amrize Ltd (0193740) → Amrize Cement Inc (0051046) → Amrize Devil's Slide Plant (4200013)**

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

## Controller and operator valid-time history

- **Ideal Basic Industries Inc → Ideal Basic Industries Inc:** 1950-01-01 through 1989-06-14; derived from co-tenure at mine 4200013; source `msha-controller-operator-history`.
- **Holcim Ltd → Holnam Inc:** 1989-06-15 through 2001-12-11; derived from co-tenure at mine 4200013; source `msha-controller-operator-history`.
- **Holcim Ltd → Amrize Cement Inc:** 2001-12-12 through 2015-07-09; derived from co-tenure at mine 4200013; source `msha-controller-operator-history`.
- **Holcim Ltd → Amrize Cement Inc:** 2015-07-10 through 2025-06-22; derived from co-tenure at mine 4200013; source `msha-controller-operator-history`.
- **Amrize Ltd → Amrize Cement Inc:** 2025-06-23 through current/open; derived from co-tenure at mine 4200013; 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 — 7 since 2021:** Accidents and injuries 51 historical accident/injury rows; 0 coded fatalities and 496 lost days across the published record.
2. **COMPLIANCE — 86 since 2021:** Violations and penalties 397 violation rows across the full record; 30 carry an S&S flag and $90,219 appears in current assessed amounts.
3. **HEALTH — 156 samples:** Occupational health samples 155 personal; 1 area. 3 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 53K employee hours and 120 summed average employees across reported subunits in the latest published quarter.
5. **LEGAL — 10 linked rows:** Contests, conferences and decisions 3 contested-violation rows, 4 civil-penalty docket/decision rows, and 3 conference records linked by issuance number.
6. **CONTRACTORS — 18 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 — 14 since 2021:** Inspections 82 inspection events and 4K 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 56.12032 — Inspection and cover plates.** (5 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-K/section-56.12032
- **30 CFR 56.12018 — Identification of power switches.** (2 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-K/section-56.12018
- **30 CFR 56.13011 — Air receiver tanks.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-L/section-56.13011
- **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 56.4201 — 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 56.12004 — Electrical conductors.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-K/section-56.12004
- **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

## Source coverage

- **Accident, Injuries, and Illnesses:** 51 rows; 2000-02-10 through 2025-09-06; source ID `msha-accidents`
- **Addresses of Record:** 1 rows; 1976-07-04 through 1976-07-04; source ID `msha-addresses`
- **Metal and Nonmetal Area Samples:** 1 rows; 2010-04-14 through 2010-04-14; source ID `msha-area-samples`
- **Assessed Violations:** 391 rows; 2000-01-20 through 2026-08-19; source ID `msha-assessed-violations`
- **Civil Penalty Dockets and Decisions:** 4 rows; 2001-08-09 through 2017-08-30; source ID `msha-civil-penalty-dockets-decisions`
- **Conferences:** 3 rows; 2007-05-21 through 2007-05-21; source ID `msha-conferences`
- **Contested Violations:** 3 rows; 2011-10-04 through 2017-01-24; source ID `msha-contested-violations`
- **Contractor Employment and Production — Quarterly:** 3,085 rows; unknown through unknown; source ID `msha-contractor-production-quarterly`
- **Contractor Employment and Production — Yearly:** 589 rows; unknown through unknown; source ID `msha-contractor-production-yearly`
- **Controller and Operator History:** 5 rows; 1950-01-01 through 2001-12-12; source ID `msha-controller-operator-history`
- **Inspections:** 82 rows; 2000-01-20 through 2026-08-17; source ID `msha-inspections`
- **Mine Employment and Production — Quarterly:** 318 rows; unknown through unknown; source ID `msha-mine-production-quarterly`
- **Mine Employment and Production — Yearly:** 81 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:** 155 rows; 2007-05-01 through 2025-08-13; source ID `msha-personal-health-samples`
- **Violations:** 397 rows; 2000-01-20 through 2026-08-19; 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/amrize-devil-s-slide-plant-4200013`
- JSON: `/api/v1/mines/amrize-devil-s-slide-plant-4200013`
- Silica records, units, sample status and quarterly means: `/api/v1/mines/4200013/silica` (snapshot year by default; `?year=all` for history; `&format=csv` for all matching rows)
- Relationship JSON: `/api/v1/mines/4200013/relationships`
- MCP resource: `mine://4200013/assessment`
- Complete Title 30 corpus: `/data/title30-sections.json`