# Carnelian #1 Quarry

- **MSHA mine ID:** 3900029
- **Status:** Abandoned
- **Type / commodity:** Surface / Dimension Granite
- **Location:** Grant, SD
- **Operator:** Cold Spring Granite Company
- **Controller:** Patrick  Alexander; Michael  O'Connor
- **Public source rows linked:** 428
- **Source coverage:** 14 / 20
- **Generated:** 2026-10-17T06:17:15.228Z

## Current entity hierarchy

**Patrick  Alexander; Michael  O'Connor (0184723) → Cold Spring Granite Company (L00067) → Carnelian #1 Quarry (3900029)**

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

## Controller and operator valid-time history

- **Patrick  Alexander → Cold Spring Granite Company:** 1950-01-01 through 2024-05-20; derived from co-tenure at mine 3900029; source `msha-controller-operator-history`.
- **Michael  O'Connor → Cold Spring Granite Company:** 2024-05-21 through current/open; derived from co-tenure at mine 3900029; source `msha-controller-operator-history`.
- **Patrick  Alexander → Cold Spring Granite Company:** 2024-05-21 through current/open; derived from co-tenure at mine 3900029; source `msha-controller-operator-history`.

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

## Assessment signals

1. **SAFETY — 0 since 2021:** Accidents and injuries 32 historical accident/injury rows; 0 coded fatalities and 137 lost days across the published record.
2. **COMPLIANCE — 0 since 2021:** Violations and penalties 44 violation rows across the full record; 3 carry an S&S flag and $6,558 appears in current assessed amounts.
3. **HEALTH — 7 samples:** Occupational health samples 6 personal; 1 area. 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 11K employee hours and 38 summed average employees across reported subunits in the latest published quarter.
5. **LEGAL — 15 linked rows:** Contests, conferences and decisions 0 contested-violation rows, 0 civil-penalty docket/decision rows, and 15 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 — 7 since 2021:** Inspections 47 inspection events and 585 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 46.3 — Training plans.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-H/part-46/section-46.3
- **30 CFR 56.4101 — Warning signs.** (2 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-C/section-56.4101
- **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 56.12034 — Guarding around lights.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-K/section-56.12034
- **30 CFR 56.12018 — Identification of power switches.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-K/section-56.12018
- **30 CFR 50.20 — Preparation and submission of MSHA Report Form 7000-1—Mine Accident, Injury, and Illness Report.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-I/part-50/subpart-C/section-50.20
- **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 56.13021 — High-pressure hose connections.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-L/section-56.13021
- **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
- **30 CFR 56.3200 — Correction of hazardous conditions.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-B/section-56.3200
- **30 CFR 56.12065 — Short circuit and lightning protection.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-K/section-56.12065

## Source coverage

- **Accident, Injuries, and Illnesses:** 32 rows; 2000-02-11 through 2010-10-14; source ID `msha-accidents`
- **Addresses of Record:** 1 rows; 2025-11-05 through 2025-11-05; source ID `msha-addresses`
- **Metal and Nonmetal Area Samples:** 1 rows; 2016-09-27 through 2016-09-27; source ID `msha-area-samples`
- **Assessed Violations:** 44 rows; 2001-07-24 through 2016-12-14; source ID `msha-assessed-violations`
- **Conferences:** 15 rows; 2005-02-24 through 2005-02-24; source ID `msha-conferences`
- **Contractor Employment and Production — Quarterly:** 142 rows; unknown through unknown; source ID `msha-contractor-production-quarterly`
- **Contractor Employment and Production — Yearly:** 28 rows; unknown through unknown; source ID `msha-contractor-production-yearly`
- **Controller and Operator History:** 3 rows; 1950-01-01 through 1950-01-01; source ID `msha-controller-operator-history`
- **Inspections:** 47 rows; 2000-04-19 through 2025-05-06; 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:** 50 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:** 6 rows; 2005-12-14 through 2011-02-23; source ID `msha-personal-health-samples`
- **Violations:** 44 rows; 2001-07-24 through 2016-12-14; 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/carnelian-1-quarry-3900029`
- JSON: `/api/v1/mines/carnelian-1-quarry-3900029`
- Silica records, units, sample status and quarterly means: `/api/v1/mines/3900029/silica` (snapshot year by default; `?year=all` for history; `&format=csv` for all matching rows)
- Relationship JSON: `/api/v1/mines/3900029/relationships`
- MCP resource: `mine://3900029/assessment`
- Complete Title 30 corpus: `/data/title30-sections.json`