# Crusher and Wash Plant 587

- **MSHA mine ID:** 1002243
- **Status:** Active
- **Type / commodity:** Surface / Construction Sand and Gravel
- **Location:** Bannock, ID
- **Operator:** Suncore Construction and Materials
- **Controller:** CCI  (Clyde Companies Inc)
- **Public source rows linked:** 260
- **Source coverage:** 11 / 20
- **Generated:** 2026-10-18T09:31:49.615Z

## Current entity hierarchy

**CCI  (Clyde Companies Inc) (M04084) → Suncore Construction and Materials (L13932) → Crusher and Wash Plant 587 (1002243)**

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

## Controller and operator valid-time history

- **George T  Merrill  et al → J.K. Merrill & Sons, Inc.:** 2013-10-22 through 2015-12-31; derived from co-tenure at mine 1002243; source `msha-controller-operator-history`.
- **Lloyd G  Merrill → J.K. Merrill & Sons, Inc.:** 2016-01-01 through 2023-01-26; derived from co-tenure at mine 1002243; source `msha-controller-operator-history`.
- **CCI  (Clyde Companies Inc) → Suncore Construction and Materials:** 2023-01-27 through current/open; derived from co-tenure at mine 1002243; source `msha-controller-operator-history`.

- History rows: 3
- Typed edges: 8
- 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: 2026-10-18T09:31:49.615908+00:00.

## Assessment signals

1. **SAFETY — 0 since 2021:** Accidents and injuries 0 historical accident/injury rows; 0 coded fatalities and 0 lost days across the published record.
2. **COMPLIANCE — 35 since 2021:** Violations and penalties 57 violation rows across the full record; 13 carry an S&S flag and $12,481 appears in current assessed amounts.
3. **HEALTH — 9 samples:** Occupational health samples 4 personal; 5 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 3K employee hours and 5 summed average employees across reported subunits in the latest published quarter.
5. **LEGAL — 4 linked rows:** Contests, conferences and decisions 0 contested-violation rows, 0 civil-penalty docket/decision rows, and 4 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 — 9 since 2021:** Inspections 21 inspection events and 265 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.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-K/section-56.12004
- **30 CFR 56.12013 — Splices and repairs of power cables.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-K/section-56.12013
- **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 56.12032 — Inspection and cover plates.** (2 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-K/section-56.12032
- **30 CFR 47.41 — Requirement for container labels.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-H/part-47/subpart-E/section-47.41
- **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 41.12 — Changes; notification by operator.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-G/part-41/subpart-B/section-41.12
- **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

## Source coverage

- **Addresses of Record:** 1 rows; 2026-08-03 through 2026-08-03; source ID `msha-addresses`
- **Metal and Nonmetal Area Samples:** 5 rows; 2014-08-06 through 2017-05-24; source ID `msha-area-samples`
- **Assessed Violations:** 54 rows; 2014-05-06 through 2026-01-22; source ID `msha-assessed-violations`
- **Conferences:** 4 rows; 2024-01-17 through 2024-01-17; source ID `msha-conferences`
- **Controller and Operator History:** 3 rows; 2013-10-22 through 2023-01-27; source ID `msha-controller-operator-history`
- **Inspections:** 21 rows; 2014-05-06 through 2026-10-14; source ID `msha-inspections`
- **Mine Employment and Production — Quarterly:** 88 rows; unknown through unknown; source ID `msha-mine-production-quarterly`
- **Mine Employment and Production — Yearly:** 22 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:** 4 rows; 2017-10-25 through 2025-04-16; source ID `msha-personal-health-samples`
- **Violations:** 57 rows; 2014-05-06 through 2026-10-14; 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/crusher-and-wash-plant-587-1002243`
- JSON: `/api/v1/mines/crusher-and-wash-plant-587-1002243`
- Silica records, units, sample status and quarterly means: `/api/v1/mines/1002243/silica` (snapshot year by default; `?year=all` for history; `&format=csv` for all matching rows)
- Relationship JSON: `/api/v1/mines/1002243/relationships`
- MCP resource: `mine://1002243/assessment`
- Complete Title 30 corpus: `/data/title30-sections.json`