# Little Sapello Pit

- **MSHA mine ID:** 2901327
- **Status:** Abandoned
- **Type / commodity:** Surface / Construction Sand and Gravel
- **Location:** San Miguel, NM
- **Operator:** Sangre de Cristo
- **Controller:** Francisco L.  Melendez; Francisco M.  Melendez
- **Public source rows linked:** 488
- **Source coverage:** 12 / 20
- **Generated:** 2026-10-13T11:26:59.401Z

## Current entity hierarchy

**Francisco L.  Melendez; Francisco M.  Melendez (0064969) → Sangre de Cristo (0077343) → Little Sapello Pit (2901327)**

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

## Controller and operator valid-time history

- **Robert  Gerhardt → Sierra Transit Mix Inc:** 1979-09-01 through 2007-05-20; derived from co-tenure at mine 2901327; source `msha-controller-operator-history`.
- **Francisco L.  Melendez et al → Sangre de Cristo:** 2007-05-21 through current/open; derived from co-tenure at mine 2901327; source `msha-controller-operator-history`.
- **Francisco M.  Melendez et al → Sangre de Cristo:** 2007-05-21 through current/open; derived from co-tenure at mine 2901327; source `msha-controller-operator-history`.

- History rows: 3
- Typed edges: 7
- 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 132 violation rows across the full record; 56 carry an S&S flag and $63,678 appears in current assessed amounts.
3. **HEALTH — 27 samples:** Occupational health samples 27 personal. 6 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 1 employee hours and 1 summed average employees across reported subunits in the latest published quarter.
5. **LEGAL — 35 linked rows:** Contests, conferences and decisions 16 contested-violation rows, 16 civil-penalty docket/decision rows, and 3 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 — 0 since 2021:** Inspections 49 inspection events and 699 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 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
- **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.** (4 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14100
- **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 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 56.9315 — Dust control.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-H/section-56.9315

## Source coverage

- **Addresses of Record:** 1 rows; 2016-07-19 through 2016-07-19; source ID `msha-addresses`
- **Assessed Violations:** 130 rows; 2000-10-17 through 2014-05-01; source ID `msha-assessed-violations`
- **Civil Penalty Dockets and Decisions:** 16 rows; 2009-11-23 through 2015-01-28; source ID `msha-civil-penalty-dockets-decisions`
- **Conferences:** 3 rows; 2002-01-07 through 2007-06-21; source ID `msha-conferences`
- **Contested Violations:** 16 rows; 2009-04-29 through 2013-05-22; source ID `msha-contested-violations`
- **Controller and Operator History:** 3 rows; 1979-09-01 through 2007-05-21; source ID `msha-controller-operator-history`
- **Inspections:** 49 rows; 2000-10-17 through 2014-05-20; source ID `msha-inspections`
- **Mine Employment and Production — Quarterly:** 87 rows; unknown through unknown; source ID `msha-mine-production-quarterly`
- **Mine Employment and Production — Yearly:** 23 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:** 27 rows; 2002-04-30 through 2009-08-06; source ID `msha-personal-health-samples`
- **Violations:** 132 rows; 2000-10-17 through 2014-05-01; 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/little-sapello-pit-2901327`
- JSON: `/api/v1/mines/little-sapello-pit-2901327`
- Silica records, units, sample status and quarterly means: `/api/v1/mines/2901327/silica` (snapshot year by default; `?year=all` for history; `&format=csv` for all matching rows)
- Relationship JSON: `/api/v1/mines/2901327/relationships`
- MCP resource: `mine://2901327/assessment`
- Complete Title 30 corpus: `/data/title30-sections.json`