# REED PIT

- **MSHA mine ID:** 3502968
- **Status:** Active
- **Type / commodity:** Surface / Construction Sand and Gravel
- **Location:** Marion, OR
- **Operator:** Knife River Corporation-Northwest
- **Controller:** Knife River Corporation
- **Public source rows linked:** 1,407
- **Source coverage:** 15 / 20
- **Generated:** 2026-10-13T11:26:59.401Z

## Current entity hierarchy

**Knife River Corporation (0176802) → Knife River Corporation-Northwest (L16679) → REED PIT (3502968)**

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

## Controller and operator valid-time history

- **Suhre Dwain → Alaska Sand & Gravel Company:** 1979-12-01 through 1980-02-28; derived from co-tenure at mine 3502968; source `msha-controller-operator-history`.
- **William J  Staats → M P Materials Inc:** 1980-03-01 through 1987-01-25; derived from co-tenure at mine 3502968; source `msha-controller-operator-history`.
- **Morse Brothers Inc → Morse Brothers Inc:** 1987-01-26 through 1998-03-04; derived from co-tenure at mine 3502968; source `msha-controller-operator-history`.
- **MDU Resources Group Inc → Knife River Corporation-Northwest:** 1998-03-05 through 2023-05-31; derived from co-tenure at mine 3502968; source `msha-controller-operator-history`.
- **Knife River Corporation → Knife River Corporation-Northwest:** 2023-06-01 through current/open; derived from co-tenure at mine 3502968; source `msha-controller-operator-history`.

- History rows: 5
- 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 — 5 since 2021:** Accidents and injuries 20 historical accident/injury rows; 0 coded fatalities and 59 lost days across the published record.
2. **COMPLIANCE — 29 since 2021:** Violations and penalties 213 violation rows across the full record; 26 carry an S&S flag and $45,277 appears in current assessed amounts.
3. **HEALTH — 22 samples:** Occupational health samples 22 personal. 1 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 14K employee hours and 16 summed average employees across reported subunits in the latest published quarter.
5. **LEGAL — 75 linked rows:** Contests, conferences and decisions 23 contested-violation rows, 24 civil-penalty docket/decision rows, and 28 conference records linked by issuance number.
6. **CONTRACTORS — 6 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 — 14 since 2021:** Inspections 79 inspection events and 2K 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 46.9 — Records of training.** (2 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-H/part-46/section-46.9
- **30 CFR 56.12004 — Electrical conductors.** (3 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-K/section-56.12004
- **30 CFR 56.11002 — Handrails and toeboards.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-J/section-56.11002
- **30 CFR 50.20 — Preparation and submission of MSHA Report Form 7000-1—Mine Accident, Injury, and Illness Report.** (2 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-I/part-50/subpart-C/section-50.20
- **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 56.14107 — 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 56.14100 — Safety defects; examination, correction and records.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14100

## Source coverage

- **Accident, Injuries, and Illnesses:** 20 rows; 2001-03-16 through 2026-07-03; source ID `msha-accidents`
- **Addresses of Record:** 1 rows; 1987-02-12 through 1987-02-12; source ID `msha-addresses`
- **Assessed Violations:** 210 rows; 2000-05-09 through 2026-08-19; source ID `msha-assessed-violations`
- **Civil Penalty Dockets and Decisions:** 24 rows; 2005-02-08 through 2022-10-20; source ID `msha-civil-penalty-dockets-decisions`
- **Conferences:** 28 rows; 2003-08-15 through 2021-03-10; source ID `msha-conferences`
- **Contested Violations:** 23 rows; 2008-01-03 through 2022-04-26; source ID `msha-contested-violations`
- **Contractor Employment and Production — Quarterly:** 356 rows; unknown through unknown; source ID `msha-contractor-production-quarterly`
- **Contractor Employment and Production — Yearly:** 96 rows; unknown through unknown; source ID `msha-contractor-production-yearly`
- **Controller and Operator History:** 5 rows; 1979-12-01 through 1998-03-05; source ID `msha-controller-operator-history`
- **Inspections:** 79 rows; 2000-05-09 through 2026-09-29; source ID `msha-inspections`
- **Mine Employment and Production — Quarterly:** 262 rows; unknown through unknown; source ID `msha-mine-production-quarterly`
- **Mine Employment and Production — Yearly:** 67 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:** 22 rows; 2003-07-27 through 2025-07-22; source ID `msha-personal-health-samples`
- **Violations:** 213 rows; 2000-05-09 through 2026-08-19; 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/reed-pit-3502968`
- JSON: `/api/v1/mines/reed-pit-3502968`
- Silica records, units, sample status and quarterly means: `/api/v1/mines/3502968/silica` (snapshot year by default; `?year=all` for history; `&format=csv` for all matching rows)
- Relationship JSON: `/api/v1/mines/3502968/relationships`
- MCP resource: `mine://3502968/assessment`
- Complete Title 30 corpus: `/data/title30-sections.json`