# Foley Stay Pit

- **MSHA mine ID:** 2103409
- **Status:** Abandoned
- **Type / commodity:** Surface / Construction Sand and Gravel
- **Location:** Blue Earth, MN
- **Operator:** Martin Marietta Materials Inc.
- **Controller:** Martin Marietta Materials Inc
- **Public source rows linked:** 189
- **Source coverage:** 12 / 20
- **Generated:** 2026-10-13T11:26:59.401Z

## Current entity hierarchy

**Martin Marietta Materials Inc (M00174) → Martin Marietta Materials Inc. (L16197) → Foley Stay Pit (2103409)**

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

## Controller and operator valid-time history

- **Steve  Hall → Hardrives Inc:** 2004-03-23 through 2017-02-23; derived from co-tenure at mine 2103409; source `msha-controller-operator-history`.
- **CRH PLC → Hardrives Inc:** 2017-02-24 through 2019-03-31; derived from co-tenure at mine 2103409; source `msha-controller-operator-history`.
- **CRH PLC → Minnesota Paving & Materials:** 2019-04-01 through 2026-01-12; derived from co-tenure at mine 2103409; source `msha-controller-operator-history`.
- **Martin Marietta Materials Inc → Martin Marietta Materials Inc.:** 2026-01-13 through current/open; derived from co-tenure at mine 2103409; source `msha-controller-operator-history`.

- History rows: 4
- Typed edges: 11
- 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 — 0 since 2021:** Violations and penalties 22 violation rows across the full record; 8 carry an S&S flag and $2,999 appears in current assessed amounts.
3. **HEALTH — 10 samples:** Occupational health samples 10 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 0 employee hours and 0 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 — 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 — 3 since 2021:** Inspections 27 inspection events and 229 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 46.8 — Annual refresher training.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-H/part-46/section-46.8
- **30 CFR 50.30 — Preparation and submission of MSHA Form 7000-2—Quarterly Employment and Coal Production Report.** (2 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-I/part-50/subpart-D/section-50.30
- **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 56.14100 — 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 56.16005 — Securing gas cylinders.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-O/section-56.16005
- **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 56.13015 — Inspection of compressed-air receivers and other unfired pressure vessels.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-L/section-56.13015
- **30 CFR 56.15014 — Eye protection when operating grinding wheels.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-N/section-56.15014
- **30 CFR 56.20003 — Housekeeping.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-S/section-56.20003

## Source coverage

- **Addresses of Record:** 1 rows; 2026-07-31 through 2026-07-31; source ID `msha-addresses`
- **Assessed Violations:** 22 rows; 2004-06-16 through 2017-07-26; source ID `msha-assessed-violations`
- **Civil Penalty Dockets and Decisions:** 1 rows; 2018-10-30 through 2018-10-30; source ID `msha-civil-penalty-dockets-decisions`
- **Conferences:** 1 rows; 2017-09-20 through 2017-09-20; source ID `msha-conferences`
- **Contested Violations:** 1 rows; 2017-07-26 through 2017-07-26; source ID `msha-contested-violations`
- **Controller and Operator History:** 4 rows; 2004-03-23 through 2026-01-13; source ID `msha-controller-operator-history`
- **Inspections:** 27 rows; 2004-06-16 through 2025-09-03; source ID `msha-inspections`
- **Mine Employment and Production — Quarterly:** 78 rows; unknown through unknown; source ID `msha-mine-production-quarterly`
- **Mine Employment and Production — Yearly:** 21 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; 2007-07-10 through 2023-10-18; source ID `msha-personal-health-samples`
- **Violations:** 22 rows; 2004-06-16 through 2017-07-26; 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/foley-stay-pit-2103409`
- JSON: `/api/v1/mines/foley-stay-pit-2103409`
- Silica records, units, sample status and quarterly means: `/api/v1/mines/2103409/silica` (snapshot year by default; `?year=all` for history; `&format=csv` for all matching rows)
- Relationship JSON: `/api/v1/mines/2103409/relationships`
- MCP resource: `mine://2103409/assessment`
- Complete Title 30 corpus: `/data/title30-sections.json`