# Mobile impact crusher

- **MSHA mine ID:** 1002045
- **Status:** Intermittent
- **Type / commodity:** Surface / Construction Sand and Gravel
- **Location:** Ada, ID
- **Operator:** Suncore Construction and Materials, Inc.
- **Controller:** CCI  (Clyde Companies Inc)
- **Public source rows linked:** 624
- **Source coverage:** 13 / 20
- **Generated:** 2026-10-13T11:26:59.401Z

## Current entity hierarchy

**CCI  (Clyde Companies Inc) (M04084) → Suncore Construction and Materials, Inc. (L13932) → Mobile impact crusher (1002045)**

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

## Controller and operator valid-time history

- **Michael R  Matzdorff et al → Matzdorff Resources LLC:** 2003-09-05 through 2008-03-27; derived from co-tenure at mine 1002045; source `msha-controller-operator-history`.
- **Melinda S  Matzdorff et al → Matzdorff Resources LLC:** 2003-09-05 through 2008-03-27; derived from co-tenure at mine 1002045; source `msha-controller-operator-history`.
- **CCI  (Clyde Companies Inc) → Clements Concrete Company:** 2008-03-28 through 2010-09-15; derived from co-tenure at mine 1002045; source `msha-controller-operator-history`.
- **CCI  (Clyde Companies Inc) → Clements Concrete Company:** 2010-09-16 through 2010-09-30; derived from co-tenure at mine 1002045; source `msha-controller-operator-history`.
- **CCI  (Clyde Companies Inc) → Clements Concrete Co:** 2010-10-01 through 2016-12-01; derived from co-tenure at mine 1002045; source `msha-controller-operator-history`.
- **CCI  (Clyde Companies Inc) → Suncore Construction and Materials, Inc.:** 2016-12-02 through current/open; derived from co-tenure at mine 1002045; source `msha-controller-operator-history`.

- History rows: 6
- Typed edges: 14
- 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 1 historical accident/injury rows; 0 coded fatalities and 0 lost days across the published record.
2. **COMPLIANCE — 8 since 2021:** Violations and penalties 126 violation rows across the full record; 14 carry an S&S flag and $25,829 appears in current assessed amounts.
3. **HEALTH — 15 samples:** Occupational health samples 15 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 6 summed average employees across reported subunits in the latest published quarter.
5. **LEGAL — 71 linked rows:** Contests, conferences and decisions 22 contested-violation rows, 23 civil-penalty docket/decision rows, and 26 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 — 15 since 2021:** Inspections 60 inspection events and 645 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 56.9301 — Dump site restraints.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-H/section-56.9301
- **30 CFR 56.9300 — Berms or guardrails.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-H/section-56.9300
- **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 56.14112 — Construction and maintenance of guards.** (2 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14112
- **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 56.12004 — 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 56.14101 — 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 56.14107 — Moving machine parts.** (2 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14107
- **30 CFR 56.11001 — Safe access.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-J/section-56.11001
- **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

## Source coverage

- **Accident, Injuries, and Illnesses:** 1 rows; 2018-12-06 through 2018-12-06; source ID `msha-accidents`
- **Addresses of Record:** 1 rows; 2026-03-26 through 2026-03-26; source ID `msha-addresses`
- **Assessed Violations:** 126 rows; 2003-10-15 through 2023-09-21; source ID `msha-assessed-violations`
- **Civil Penalty Dockets and Decisions:** 23 rows; 2005-02-08 through 2024-07-08; source ID `msha-civil-penalty-dockets-decisions`
- **Conferences:** 26 rows; 2004-09-29 through 2022-06-21; source ID `msha-conferences`
- **Contested Violations:** 22 rows; 2004-09-09 through 2014-07-30; source ID `msha-contested-violations`
- **Controller and Operator History:** 6 rows; 2003-09-05 through 2016-12-02; source ID `msha-controller-operator-history`
- **Inspections:** 60 rows; 2003-10-10 through 2026-09-14; source ID `msha-inspections`
- **Mine Employment and Production — Quarterly:** 171 rows; unknown through unknown; source ID `msha-mine-production-quarterly`
- **Mine Employment and Production — Yearly:** 46 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:** 15 rows; 2005-03-16 through 2020-06-23; source ID `msha-personal-health-samples`
- **Violations:** 126 rows; 2003-10-15 through 2023-09-21; 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/mobile-impact-crusher-1002045`
- JSON: `/api/v1/mines/mobile-impact-crusher-1002045`
- Silica records, units, sample status and quarterly means: `/api/v1/mines/1002045/silica` (snapshot year by default; `?year=all` for history; `&format=csv` for all matching rows)
- Relationship JSON: `/api/v1/mines/1002045/relationships`
- MCP resource: `mine://1002045/assessment`
- Complete Title 30 corpus: `/data/title30-sections.json`