# Stripping Crew #1

- **MSHA mine ID:** 1302431
- **Status:** Active
- **Type / commodity:** Surface / Crushed, Broken Stone NEC
- **Location:** Winneshiek, IA
- **Operator:** Bruening Rock Products Inc.
- **Controller:** Greg  Bruening
- **Public source rows linked:** 700
- **Source coverage:** 14 / 20
- **Generated:** 2026-10-13T11:26:59.401Z

## Current entity hierarchy

**Greg  Bruening (M00064) → Bruening Rock Products Inc. (L00023) → Stripping Crew #1 (1302431)**

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

## Controller and operator valid-time history

- **Greg  Bruening → Bruening Rock Products Inc.:** 2012-03-19 through current/open; derived from co-tenure at mine 1302431; source `msha-controller-operator-history`.

- History rows: 1
- Typed edges: 3
- 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 0 historical accident/injury rows; 0 coded fatalities and 0 lost days across the published record.
2. **COMPLIANCE — 16 since 2021:** Violations and penalties 42 violation rows across the full record; 12 carry an S&S flag and $18,767 appears in current assessed amounts.
3. **HEALTH — 10 samples:** Occupational health samples 10 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 8 summed average employees across reported subunits in the latest published quarter.
5. **LEGAL — 3 linked rows:** Contests, conferences and decisions 1 contested-violation rows, 1 civil-penalty docket/decision rows, and 1 conference records linked by issuance number.
6. **CONTRACTORS — 1 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 — 13 since 2021:** Inspections 28 inspection events and 268 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.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-C/section-56.4201
- **30 CFR 56.14130 — Roll-over protective structures (ROPS) and seat belts.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14130
- **30 CFR 56.4101 — Warning signs.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-C/section-56.4101
- **30 CFR 56.4100 — Smoking and use of open flames.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-C/section-56.4100
- **30 CFR 56.12028 — Testing grounding systems.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-K/section-56.12028
- **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 46.11 — Site-specific hazard awareness training.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-H/part-46/section-46.11
- **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 56.14132 — 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 56.15005 — Safety belts and lines.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-N/section-56.15005
- **30 CFR 58.620 — Drill dust control.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-58/subpart-E/section-58.620

## Source coverage

- **Addresses of Record:** 1 rows; 2016-11-08 through 2016-11-08; source ID `msha-addresses`
- **Assessed Violations:** 42 rows; 2012-03-21 through 2026-05-28; source ID `msha-assessed-violations`
- **Civil Penalty Dockets and Decisions:** 1 rows; 2022-01-05 through 2022-01-05; source ID `msha-civil-penalty-dockets-decisions`
- **Conferences:** 1 rows; 2012-04-13 through 2012-04-13; source ID `msha-conferences`
- **Contested Violations:** 1 rows; 2021-06-08 through 2021-06-08; source ID `msha-contested-violations`
- **Contractor Employment and Production — Quarterly:** 345 rows; unknown through unknown; source ID `msha-contractor-production-quarterly`
- **Contractor Employment and Production — Yearly:** 81 rows; unknown through unknown; source ID `msha-contractor-production-yearly`
- **Controller and Operator History:** 1 rows; 2012-03-19 through 2012-03-19; source ID `msha-controller-operator-history`
- **Inspections:** 28 rows; 2012-03-21 through 2026-05-28; source ID `msha-inspections`
- **Mine Employment and Production — Quarterly:** 116 rows; unknown through unknown; source ID `msha-mine-production-quarterly`
- **Mine Employment and Production — Yearly:** 30 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:** 10 rows; 2018-05-30 through 2025-12-09; source ID `msha-personal-health-samples`
- **Violations:** 42 rows; 2012-03-21 through 2026-05-28; 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/stripping-crew-1-1302431`
- JSON: `/api/v1/mines/stripping-crew-1-1302431`
- Silica records, units, sample status and quarterly means: `/api/v1/mines/1302431/silica` (snapshot year by default; `?year=all` for history; `&format=csv` for all matching rows)
- Relationship JSON: `/api/v1/mines/1302431/relationships`
- MCP resource: `mine://1302431/assessment`
- Complete Title 30 corpus: `/data/title30-sections.json`