# Amrize Cedar Rapids Jaw Crusher P-117

- **MSHA mine ID:** 2103059
- **Status:** Intermittent
- **Type / commodity:** Surface / Construction Sand and Gravel
- **Location:** Clay, MN
- **Operator:** AMRIZE MID-AMERICA INC.
- **Controller:** Amrize Ltd
- **Public source rows linked:** 229
- **Source coverage:** 11 / 20
- **Generated:** 2026-10-18T09:31:49.615Z

## Current entity hierarchy

**Amrize Ltd (0193740) → AMRIZE MID-AMERICA INC. (0107425) → Amrize Cedar Rapids Jaw Crusher P-117 (2103059)**

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

## Controller and operator valid-time history

- **Kost Brothers Inc → Kost Brothers Inc:** 1992-10-01 through 1994-02-28; derived from co-tenure at mine 2103059; source `msha-controller-operator-history`.
- **Camas Plc → Camas Minndak Inc:** 1994-03-01 through 1997-05-13; derived from co-tenure at mine 2103059; source `msha-controller-operator-history`.
- **Aggregate Industries PLC → Camas Minndak Inc:** 1997-05-14 through 2002-03-06; derived from co-tenure at mine 2103059; source `msha-controller-operator-history`.
- **Aggregate Industries PLC → Aggregate Industries, Inc.:** 2002-03-07 through 2003-11-25; derived from co-tenure at mine 2103059; source `msha-controller-operator-history`.
- **Aggregate Industries PLC → Amrize Midwest Inc.:** 2003-11-26 through 2009-04-29; derived from co-tenure at mine 2103059; source `msha-controller-operator-history`.
- **Holcim Ltd → Aggregate Industries, Inc.:** 2009-04-30 through 2003-11-25; derived from co-tenure at mine 2103059; source `msha-controller-operator-history`.
- **Holcim Ltd → Amrize Midwest Inc.:** 2009-04-30 through 2015-07-09; derived from co-tenure at mine 2103059; source `msha-controller-operator-history`.
- **Holcim Ltd → Aggregate Industries, Inc.:** 2015-07-10 through 2003-11-25; derived from co-tenure at mine 2103059; source `msha-controller-operator-history`.
- **Holcim Ltd → Amrize Midwest Inc.:** 2015-07-10 through 2025-06-22; derived from co-tenure at mine 2103059; source `msha-controller-operator-history`.
- **Amrize Ltd → Aggregate Industries, Inc.:** 2025-06-23 through 2003-11-25; derived from co-tenure at mine 2103059; source `msha-controller-operator-history`.
- **Amrize Ltd → Amrize Midwest Inc.:** 2025-06-23 through 2026-04-14; derived from co-tenure at mine 2103059; source `msha-controller-operator-history`.
- **Holcim Ltd → AMRIZE MID-AMERICA INC.:** 2026-04-15 through 2025-06-22; derived from co-tenure at mine 2103059; source `msha-controller-operator-history`.
- **Amrize Ltd → AMRIZE MID-AMERICA INC.:** 2026-04-15 through current/open; derived from co-tenure at mine 2103059; source `msha-controller-operator-history`.
- **Lafarge S A → AMRIZE MID-AMERICA INC.:** 2026-04-15 through 2015-07-09; derived from co-tenure at mine 2103059; source `msha-controller-operator-history`.

- History rows: 14
- Typed edges: 29
- Interval anomalies: 5
- 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: 2026-10-18T09:31:49.615908+00:00.

## Assessment signals

1. **SAFETY — 1 since 2021:** Accidents and injuries 5 historical accident/injury rows; 0 coded fatalities and 0 lost days across the published record.
2. **COMPLIANCE — 0 since 2021:** Violations and penalties 16 violation rows across the full record; 5 carry an S&S flag and $2,201 appears in current assessed amounts.
3. **HEALTH — 14 samples:** Occupational health samples 14 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 1K employee hours and 3 summed average employees across reported subunits in the latest published quarter.
5. **LEGAL — 1 linked rows:** Contests, conferences and decisions 0 contested-violation rows, 0 civil-penalty docket/decision rows, and 1 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 — 6 since 2021:** Inspections 30 inspection events and 257 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 56.12004 — 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 56.14107 — Moving machine parts.** (3 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14107
- **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 56.14100 — 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 56.16009 — Suspended loads.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-O/section-56.16009
- **30 CFR 50.30 — Preparation and submission of MSHA Form 7000-2—Quarterly Employment and Coal Production Report.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-I/part-50/subpart-D/section-50.30
- **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

## Source coverage

- **Accident, Injuries, and Illnesses:** 5 rows; 2000-06-24 through 2024-08-08; source ID `msha-accidents`
- **Addresses of Record:** 1 rows; 1992-10-06 through 1992-10-06; source ID `msha-addresses`
- **Assessed Violations:** 15 rows; 2002-04-24 through 2020-05-12; source ID `msha-assessed-violations`
- **Conferences:** 1 rows; 2012-10-29 through 2012-10-29; source ID `msha-conferences`
- **Controller and Operator History:** 14 rows; 1992-10-01 through 2026-04-15; source ID `msha-controller-operator-history`
- **Inspections:** 30 rows; 2000-04-05 through 2025-10-29; source ID `msha-inspections`
- **Mine Employment and Production — Quarterly:** 105 rows; unknown through unknown; source ID `msha-mine-production-quarterly`
- **Mine Employment and Production — Yearly:** 27 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:** 14 rows; 2004-11-23 through 2025-10-30; source ID `msha-personal-health-samples`
- **Violations:** 16 rows; 2002-04-24 through 2020-05-12; 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-cedar-rapids-jaw-crusher-p-117-2103059`
- JSON: `/api/v1/mines/amrize-cedar-rapids-jaw-crusher-p-117-2103059`
- Silica records, units, sample status and quarterly means: `/api/v1/mines/2103059/silica` (snapshot year by default; `?year=all` for history; `&format=csv` for all matching rows)
- Relationship JSON: `/api/v1/mines/2103059/relationships`
- MCP resource: `mine://2103059/assessment`
- Complete Title 30 corpus: `/data/title30-sections.json`