# MILLER PIT

- **MSHA mine ID:** 0504098
- **Status:** Abandoned
- **Type / commodity:** Surface / Construction Sand and Gravel
- **Location:** Elbert, CO
- **Operator:** Schmidt Aggregates
- **Controller:** Edward C  Levy Jr
- **Public source rows linked:** 258
- **Source coverage:** 12 / 20
- **Generated:** 2026-10-17T06:17:15.228Z

## Current entity hierarchy

**Edward C  Levy Jr (M05102) → Schmidt Aggregates (L15857) → MILLER PIT (0504098)**

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

## Controller and operator valid-time history

- **Hallett Construction Company → Hallett Construction Company:** 1985-11-01 through 1986-10-13; derived from co-tenure at mine 0504098; source `msha-controller-operator-history`.
- **Mid America Materials Company → Hallett Materials:** 1986-10-14 through 1991-04-30; derived from co-tenure at mine 0504098; source `msha-controller-operator-history`.
- **Edward C  Levy Jr et al → Schmidt Aggregates:** 1991-05-01 through current/open; derived from co-tenure at mine 0504098; source `msha-controller-operator-history`.

- History rows: 3
- Typed edges: 9
- 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: 2026-10-17T05:35:58.500035+00:00.

## Assessment signals

1. **SAFETY — 0 since 2021:** Accidents and injuries 1 historical accident/injury rows; 0 coded fatalities and 0 lost days across the published record.
2. **COMPLIANCE — 0 since 2021:** Violations and penalties 40 violation rows across the full record; 8 carry an S&S flag and $3,707 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 1K employee hours and 2 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 — 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 — 0 since 2021:** Inspections 31 inspection events and 297 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 56.1000 — Notification of commencement of operations and closing of mines.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-A/section-56.1000
- **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 56.4201 — 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 56.14101 — Brakes.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14101
- **30 CFR 56.14112 — Construction and maintenance of guards.** (4 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14112
- **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 56.4101 — 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 56.12008 — Insulation and fittings for power wires and cables.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-K/section-56.12008

## Source coverage

- **Accident, Injuries, and Illnesses:** 1 rows; 2000-02-10 through 2000-02-10; source ID `msha-accidents`
- **Addresses of Record:** 1 rows; 2019-04-12 through 2019-04-12; source ID `msha-addresses`
- **Assessed Violations:** 40 rows; 2000-10-12 through 2019-01-22; source ID `msha-assessed-violations`
- **Contractor Employment and Production — Quarterly:** 84 rows; unknown through unknown; source ID `msha-contractor-production-quarterly`
- **Contractor Employment and Production — Yearly:** 19 rows; unknown through unknown; source ID `msha-contractor-production-yearly`
- **Controller and Operator History:** 3 rows; 1985-11-01 through 1991-05-01; source ID `msha-controller-operator-history`
- **Inspections:** 31 rows; 2000-10-12 through 2019-01-22; source ID `msha-inspections`
- **Mine Employment and Production — Quarterly:** 14 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:** 2 rows; 2005-06-22 through 2018-05-30; source ID `msha-personal-health-samples`
- **Violations:** 40 rows; 2000-10-12 through 2019-01-22; 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/miller-pit-0504098`
- JSON: `/api/v1/mines/miller-pit-0504098`
- Silica records, units, sample status and quarterly means: `/api/v1/mines/0504098/silica` (snapshot year by default; `?year=all` for history; `&format=csv` for all matching rows)
- Relationship JSON: `/api/v1/mines/0504098/relationships`
- MCP resource: `mine://0504098/assessment`
- Complete Title 30 corpus: `/data/title30-sections.json`