# San Antone Pit

- **MSHA mine ID:** 2900917
- **Status:** Intermittent
- **Type / commodity:** Surface / Crushed, Broken Limestone NEC
- **Location:** Mckinley, NM
- **Operator:** Michele's Ready Mix Rock & Recycle Inc.
- **Controller:** Michele  Bonaguidi
- **Public source rows linked:** 460
- **Source coverage:** 13 / 20
- **Generated:** 2026-10-13T11:26:59.401Z

## Current entity hierarchy

**Michele  Bonaguidi (0131021) → Michele's Ready Mix Rock & Recycle Inc. (0149193) → San Antone Pit (2900917)**

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

## Controller and operator valid-time history

- **Anthony  Kozeliski → Gallup Sand & Gravel Company:** 1950-01-01 through 1988-03-22; derived from co-tenure at mine 2900917; source `msha-controller-operator-history`.
- **Frank A  Kozeliski → Gallup Sand & Gravel Company:** 1988-03-23 through 2007-10-31; derived from co-tenure at mine 2900917; source `msha-controller-operator-history`.
- **Southern Ute Indian Tribe → Gallup Sand & Gravel LLC:** 2007-11-01 through 2017-01-15; derived from co-tenure at mine 2900917; source `msha-controller-operator-history`.
- **Michele  Bonaguidi → Michele's Ready Mix Rock & Recycle Inc.:** 2017-01-16 through current/open; derived from co-tenure at mine 2900917; source `msha-controller-operator-history`.

- History rows: 4
- Typed edges: 12
- 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 — 1 since 2021:** Accidents and injuries 6 historical accident/injury rows; 0 coded fatalities and 5 lost days across the published record.
2. **COMPLIANCE — 20 since 2021:** Violations and penalties 95 violation rows across the full record; 23 carry an S&S flag and $13,616 appears in current assessed amounts.
3. **HEALTH — 23 samples:** Occupational health samples 23 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 505 employee hours and 7 summed average employees across reported subunits in the latest published quarter.
5. **LEGAL — 20 linked rows:** Contests, conferences and decisions 3 contested-violation rows, 3 civil-penalty docket/decision rows, and 14 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 39 inspection events and 648 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 56.14132 — 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 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 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 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 56.18013 — Emergency communications system.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-Q/section-56.18013
- **30 CFR 56.18010 — First aid.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-Q/section-56.18010
- **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 56.9300 — Berms or guardrails.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-H/section-56.9300
- **30 CFR 56.11001 — Safe access.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-J/section-56.11001
- **30 CFR 50.30 — Preparation and submission of MSHA Form 7000-2—Quarterly Employment and Coal Production Report.** (3 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-I/part-50/subpart-D/section-50.30

## Source coverage

- **Accident, Injuries, and Illnesses:** 6 rows; 2000-05-08 through 2021-08-25; source ID `msha-accidents`
- **Addresses of Record:** 1 rows; 2016-10-17 through 2016-10-17; source ID `msha-addresses`
- **Assessed Violations:** 94 rows; 2000-10-31 through 2026-08-04; source ID `msha-assessed-violations`
- **Civil Penalty Dockets and Decisions:** 3 rows; 2026-03-24 through 2026-03-24; source ID `msha-civil-penalty-dockets-decisions`
- **Conferences:** 14 rows; 2001-11-27 through 2024-09-30; source ID `msha-conferences`
- **Contested Violations:** 3 rows; 2025-08-26 through 2025-08-26; source ID `msha-contested-violations`
- **Controller and Operator History:** 4 rows; 1950-01-01 through 2017-01-16; source ID `msha-controller-operator-history`
- **Inspections:** 39 rows; 2000-10-31 through 2026-08-03; source ID `msha-inspections`
- **Mine Employment and Production — Quarterly:** 145 rows; unknown through unknown; source ID `msha-mine-production-quarterly`
- **Mine Employment and Production — Yearly:** 32 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:** 23 rows; 2001-06-28 through 2024-09-11; source ID `msha-personal-health-samples`
- **Violations:** 95 rows; 2000-10-31 through 2026-08-04; 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/san-antone-pit-2900917`
- JSON: `/api/v1/mines/san-antone-pit-2900917`
- Silica records, units, sample status and quarterly means: `/api/v1/mines/2900917/silica` (snapshot year by default; `?year=all` for history; `&format=csv` for all matching rows)
- Relationship JSON: `/api/v1/mines/2900917/relationships`
- MCP resource: `mine://2900917/assessment`
- Complete Title 30 corpus: `/data/title30-sections.json`