# DANBY QUARRY

- **MSHA mine ID:** 4300042
- **Status:** Active
- **Type / commodity:** Underground / Dimension Marble
- **Location:** Rutland, VT
- **Operator:** Vermont Quarries Corp.
- **Controller:** Fabrizio  Ponzanelli
- **Public source rows linked:** 2,722
- **Source coverage:** 16 / 20
- **Generated:** 2026-10-13T11:26:59.401Z

## Current entity hierarchy

**Fabrizio  Ponzanelli (M09892) → Vermont Quarries Corp. (L12931) → DANBY QUARRY (4300042)**

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

## Controller and operator valid-time history

- **Omya Industries Inc → Vermont Marble Company:** 1950-01-01 through 1993-01-17; derived from co-tenure at mine 4300042; source `msha-controller-operator-history`.
- **Fabrizio  Ponzanelli → Vermont Quarries Corp.:** 1993-01-18 through current/open; derived from co-tenure at mine 4300042; source `msha-controller-operator-history`.

- History rows: 2
- 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: 2026-10-13T11:19:05.459773+00:00.

## Assessment signals

1. **SAFETY — 5 since 2021:** Accidents and injuries 13 historical accident/injury rows; 1 coded fatalities and 442 lost days across the published record.
2. **COMPLIANCE — 31 since 2021:** Violations and penalties 689 violation rows across the full record; 160 carry an S&S flag and $262,351 appears in current assessed amounts.
3. **HEALTH — 281 samples:** Occupational health samples 267 personal; 14 area. 3 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 15K employee hours and 31 summed average employees across reported subunits in the latest published quarter.
5. **LEGAL — 96 linked rows:** Contests, conferences and decisions 44 contested-violation rows, 44 civil-penalty docket/decision rows, and 8 conference records linked by issuance number.
6. **CONTRACTORS — 4 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 — 27 since 2021:** Inspections 179 inspection events and 7K 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 57.14104 — Tire repairs.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-57/subpart-M/section-57.14104
- **30 CFR 57.14100 — Safety defects; examination, correction and records.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-57/subpart-M/section-57.14100
- **30 CFR 57.11053 — Escape and evacuation plans.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-57/subpart-J/section-57.11053
- **30 CFR 57.14207 — Parking procedures for unattended equipment.** (2 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-57/subpart-M/section-57.14207
- **30 CFR 57.4104 — Combustible waste.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-57/subpart-C/section-57.4104
- **30 CFR 57.16001 — Stacking and storage of materials.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-57/subpart-O/section-57.16001
- **30 CFR 47.44 — Temporary, portable containers.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-H/part-47/subpart-E/section-47.44
- **30 CFR 50.20-1 — General instructions for completing MSHA Form 7000-1.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-I/part-50/subpart-C/section-50.20-1
- **30 CFR 57.9300 — Berms or guardrails.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-57/subpart-H/section-57.9300
- **30 CFR 57.11058 — Check-in, check-out system.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-57/subpart-J/section-57.11058

## Source coverage

- **Accident, Injuries, and Illnesses:** 13 rows; 2002-07-15 through 2026-01-19; source ID `msha-accidents`
- **Addresses of Record:** 1 rows; 1983-03-23 through 1983-03-23; source ID `msha-addresses`
- **Metal and Nonmetal Area Samples:** 14 rows; 2016-01-26 through 2025-12-03; source ID `msha-area-samples`
- **Assessed Violations:** 684 rows; 2000-03-07 through 2026-07-21; source ID `msha-assessed-violations`
- **Civil Penalty Dockets and Decisions:** 44 rows; 2009-11-30 through 2017-07-24; source ID `msha-civil-penalty-dockets-decisions`
- **Conferences:** 8 rows; 2008-02-12 through 2025-02-24; source ID `msha-conferences`
- **Contested Violations:** 44 rows; 2007-11-07 through 2016-12-13; source ID `msha-contested-violations`
- **Contractor Employment and Production — Quarterly:** 428 rows; unknown through unknown; source ID `msha-contractor-production-quarterly`
- **Contractor Employment and Production — Yearly:** 95 rows; unknown through unknown; source ID `msha-contractor-production-yearly`
- **Controller and Operator History:** 2 rows; 1950-01-01 through 1993-01-18; source ID `msha-controller-operator-history`
- **Inspections:** 179 rows; 2000-03-07 through 2026-07-20; source ID `msha-inspections`
- **Mine Employment and Production — Quarterly:** 219 rows; unknown through unknown; source ID `msha-mine-production-quarterly`
- **Mine Employment and Production — Yearly:** 34 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:** 267 rows; 2000-12-13 through 2025-12-03; source ID `msha-personal-health-samples`
- **Violations:** 689 rows; 2000-03-07 through 2026-07-21; 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/danby-quarry-4300042`
- JSON: `/api/v1/mines/danby-quarry-4300042`
- Silica records, units, sample status and quarterly means: `/api/v1/mines/4300042/silica` (snapshot year by default; `?year=all` for history; `&format=csv` for all matching rows)
- Relationship JSON: `/api/v1/mines/4300042/relationships`
- MCP resource: `mine://4300042/assessment`
- Complete Title 30 corpus: `/data/title30-sections.json`