# Site 4 North Eagle River Gravel Pit

- **MSHA mine ID:** 5001688
- **Status:** Intermittent
- **Type / commodity:** Surface / Crushed, Broken Stone NEC
- **Location:** Matanuska-Susitna, AK
- **Operator:** Eklutna Sand & Gravel
- **Controller:** Eklutna Incorporated
- **Public source rows linked:** 129
- **Source coverage:** 10 / 20
- **Generated:** 2026-10-18T09:31:49.615Z

## Current entity hierarchy

**Eklutna Incorporated (0149741) → Eklutna Sand & Gravel (0165453) → Site 4 North Eagle River Gravel Pit (5001688)**

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

## Controller and operator valid-time history

- **Jerry M  Harman → Alaska Construction & Engineering Inc:** 2001-04-01 through 2018-03-19; derived from co-tenure at mine 5001688; source `msha-controller-operator-history`.
- **Eklutna Incorporated → Eklutna Sand & Gravel:** 2018-03-20 through current/open; derived from co-tenure at mine 5001688; source `msha-controller-operator-history`.

- History rows: 2
- Typed edges: 6
- 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 1 historical accident/injury rows; 0 coded fatalities and 41 lost days across the published record.
2. **COMPLIANCE — 2 since 2021:** Violations and penalties 18 violation rows across the full record; 4 carry an S&S flag and $1,462 appears in current assessed amounts.
3. **HEALTH — 2 samples:** Occupational health samples 2 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 5K employee hours and 18 summed average employees across reported subunits in the latest published quarter.
5. **LEGAL — 0 linked rows:** Contests, conferences and decisions 0 contested-violation rows, 0 civil-penalty docket/decision rows, and 0 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 — 7 since 2021:** Inspections 12 inspection events and 101 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 56.12023 — Guarding electrical connections and resistor grids.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-K/section-56.12023
- **30 CFR 56.11027 — Scaffolds and working platforms.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-J/section-56.11027
- **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 56.18002 — Examination of working places.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-Q/section-56.18002
- **30 CFR 46.3 — Training plans.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-H/part-46/section-46.3
- **30 CFR 56.5002 — Exposure monitoring.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-D/section-56.5002
- **30 CFR 56.5001 — Exposure limits for airborne contaminants.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-D/section-56.5001
- **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.** (3 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14107
- **30 CFR 56.12013 — 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

## Source coverage

- **Accident, Injuries, and Illnesses:** 1 rows; 2001-07-29 through 2001-07-29; source ID `msha-accidents`
- **Addresses of Record:** 1 rows; 2019-05-15 through 2019-05-15; source ID `msha-addresses`
- **Assessed Violations:** 18 rows; 2001-04-16 through 2021-06-25; source ID `msha-assessed-violations`
- **Controller and Operator History:** 2 rows; 2001-04-01 through 2018-03-20; source ID `msha-controller-operator-history`
- **Inspections:** 12 rows; 2001-04-16 through 2026-05-06; source ID `msha-inspections`
- **Mine Employment and Production — Quarterly:** 57 rows; unknown through unknown; source ID `msha-mine-production-quarterly`
- **Mine Employment and Production — Yearly:** 17 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; 2001-04-18 through 2001-04-18; source ID `msha-personal-health-samples`
- **Violations:** 18 rows; 2001-04-16 through 2021-06-25; 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/site-4-north-eagle-river-gravel-pit-5001688`
- JSON: `/api/v1/mines/site-4-north-eagle-river-gravel-pit-5001688`
- Silica records, units, sample status and quarterly means: `/api/v1/mines/5001688/silica` (snapshot year by default; `?year=all` for history; `&format=csv` for all matching rows)
- Relationship JSON: `/api/v1/mines/5001688/relationships`
- MCP resource: `mine://5001688/assessment`
- Complete Title 30 corpus: `/data/title30-sections.json`