# West Crusher #4 - **MSHA mine ID:** 3901614 - **Status:** Temporarily Idled - **Type / commodity:** Surface / Crushed, Broken Limestone NEC - **Location:** Converse, WY - **Operator:** Croell, Inc. - **Controller:** Kurt Croell - **Public source rows linked:** 90 - **Source coverage:** 13 / 20 - **Generated:** 2026-10-13T11:26:59.401Z ## Current entity hierarchy **Kurt Croell (0126881) → Croell, Inc. (L06685) → West Crusher #4 (3901614)** Current identity source: `msha-mines`. This is a current snapshot, not a historical claim. ## Controller and operator valid-time history - **Kurt Croell → Croell, Inc.:** 2016-06-22 through current/open; derived from co-tenure at mine 3901614; source `msha-controller-operator-history`. - **Roger Croell → Croell, Inc.:** 2016-06-22 through 2013-12-31; derived from co-tenure at mine 3901614; source `msha-controller-operator-history`. - History rows: 2 - Typed edges: 5 - Interval anomalies: 1 - 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 — 1 since 2021:** Accidents and injuries 3 historical accident/injury rows; 0 coded fatalities and 3 lost days across the published record. 2. **COMPLIANCE — 2 since 2021:** Violations and penalties 11 violation rows across the full record; 1 carry an S&S flag and $1,207 appears in current assessed amounts. 3. **HEALTH — 2 samples:** Occupational health samples 2 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 0 employee hours and 0 summed average employees across reported subunits in the latest published quarter. 5. **LEGAL — 16 linked rows:** Contests, conferences and decisions 7 contested-violation rows, 7 civil-penalty docket/decision rows, and 2 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 — 2 since 2021:** Inspections 8 inspection events and 104 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 56.4201 — Inspection.** (3 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-C/section-56.4201 - **30 CFR 56.14207 — Parking procedures for unattended equipment.** (2 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14207 - **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 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 46.9 — Records of training.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-H/part-46/section-46.9 - **30 CFR 47.51 — Requirement for an MSDS.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-H/part-47/subpart-F/section-47.51 - **30 CFR 56.16006 — Protection of gas cylinder valves.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-O/section-56.16006 - **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 ## Source coverage - **Accident, Injuries, and Illnesses:** 3 rows; 2017-08-16 through 2025-08-11; source ID `msha-accidents` - **Addresses of Record:** 1 rows; 2026-01-12 through 2026-01-12; source ID `msha-addresses` - **Assessed Violations:** 10 rows; 2017-03-28 through 2025-09-16; source ID `msha-assessed-violations` - **Civil Penalty Dockets and Decisions:** 7 rows; 2017-09-18 through 2018-05-04; source ID `msha-civil-penalty-dockets-decisions` - **Conferences:** 2 rows; 2019-08-29 through 2019-08-29; source ID `msha-conferences` - **Contested Violations:** 7 rows; 2017-03-28 through 2017-12-07; source ID `msha-contested-violations` - **Controller and Operator History:** 2 rows; 2016-06-22 through 2016-06-22; source ID `msha-controller-operator-history` - **Inspections:** 8 rows; 2017-03-28 through 2026-08-18; source ID `msha-inspections` - **Mine Employment and Production — Quarterly:** 27 rows; unknown through unknown; source ID `msha-mine-production-quarterly` - **Mine Employment and Production — Yearly:** 9 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:** 2 rows; 2017-03-29 through 2017-03-29; source ID `msha-personal-health-samples` - **Violations:** 11 rows; 2017-03-28 through 2026-08-18; 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/west-crusher-4-3901614` - JSON: `/api/v1/mines/west-crusher-4-3901614` - Silica records, units, sample status and quarterly means: `/api/v1/mines/3901614/silica` (snapshot year by default; `?year=all` for history; `&format=csv` for all matching rows) - Relationship JSON: `/api/v1/mines/3901614/relationships` - MCP resource: `mine://3901614/assessment` - Complete Title 30 corpus: `/data/title30-sections.json`