# DRYDEN PIT

- **MSHA mine ID:** 3002727
- **Status:** Active
- **Type / commodity:** Surface / Construction Sand and Gravel
- **Location:** Tompkins, NY
- **Operator:** Heidelberg Materials Northeast - LLC
- **Controller:** Heidelberg Materials AG
- **Public source rows linked:** 591
- **Source coverage:** 11 / 20
- **Generated:** 2026-10-13T11:26:59.401Z

## Current entity hierarchy

**Heidelberg Materials AG (M00004) → Heidelberg Materials Northeast - LLC (L16322) → DRYDEN PIT (3002727)**

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

## Controller and operator valid-time history

- **Roy D  Reeves → R M S Gravel Inc:** 1986-04-01 through 2023-04-03; derived from co-tenure at mine 3002727; source `msha-controller-operator-history`.
- **Heidelberg Materials AG → Heidelberg Materials Northeast - NY LLC:** 2023-04-04 through 2025-05-18; derived from co-tenure at mine 3002727; source `msha-controller-operator-history`.
- **Hanson PLC → Heidelberg Materials Northeast - NY LLC:** 2023-04-04 through 2007-08-22; derived from co-tenure at mine 3002727; source `msha-controller-operator-history`.
- **Heidelberg Materials AG → Heidelberg Materials Northeast - LLC:** 2025-05-19 through current/open; derived from co-tenure at mine 3002727; source `msha-controller-operator-history`.
- **Hanson PLC → Heidelberg Materials Northeast - LLC:** 2025-05-19 through 2007-08-22; derived from co-tenure at mine 3002727; source `msha-controller-operator-history`.

- History rows: 5
- Typed edges: 11
- Interval anomalies: 2
- 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 1 historical accident/injury rows; 0 coded fatalities and 0 lost days across the published record.
2. **COMPLIANCE — 31 since 2021:** Violations and penalties 122 violation rows across the full record; 23 carry an S&S flag and $20,117 appears in current assessed amounts.
3. **HEALTH — 19 samples:** Occupational health samples 19 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 6K employee hours and 8 summed average employees across reported subunits in the latest published quarter.
5. **LEGAL — 11 linked rows:** Contests, conferences and decisions 0 contested-violation rows, 0 civil-penalty docket/decision rows, and 11 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 — 14 since 2021:** Inspections 50 inspection events and 890 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 56.18002 — Examination of working places.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-Q/section-56.18002
- **30 CFR 56.4201 — Inspection.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-C/section-56.4201
- **30 CFR 56.20003 — Housekeeping.** (2 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-S/section-56.20003
- **30 CFR 56.17001 — Illumination of surface working areas.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-P/section-56.17001
- **30 CFR 56.16006 — Protection of gas cylinder valves.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-O/section-56.16006
- **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 56.14112 — Construction and maintenance of guards.** (2 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14112
- **30 CFR 56.14107 — Moving machine parts.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14107
- **30 CFR 56.14205 — Machinery, equipment, and tools.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14205
- **30 CFR 56.11002 — Handrails and toeboards.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-J/section-56.11002

## Source coverage

- **Accident, Injuries, and Illnesses:** 1 rows; 2006-05-19 through 2006-05-19; source ID `msha-accidents`
- **Addresses of Record:** 1 rows; 2024-12-12 through 2024-12-12; source ID `msha-addresses`
- **Assessed Violations:** 122 rows; 2001-06-27 through 2026-04-24; source ID `msha-assessed-violations`
- **Conferences:** 11 rows; 2016-10-07 through 2018-01-09; source ID `msha-conferences`
- **Controller and Operator History:** 5 rows; 1986-04-01 through 2025-05-19; source ID `msha-controller-operator-history`
- **Inspections:** 50 rows; 2001-06-27 through 2026-09-09; source ID `msha-inspections`
- **Mine Employment and Production — Quarterly:** 205 rows; unknown through unknown; source ID `msha-mine-production-quarterly`
- **Mine Employment and Production — Yearly:** 54 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:** 19 rows; 2001-06-28 through 2026-09-10; source ID `msha-personal-health-samples`
- **Violations:** 122 rows; 2001-06-27 through 2026-04-24; 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/dryden-pit-3002727`
- JSON: `/api/v1/mines/dryden-pit-3002727`
- Silica records, units, sample status and quarterly means: `/api/v1/mines/3002727/silica` (snapshot year by default; `?year=all` for history; `&format=csv` for all matching rows)
- Relationship JSON: `/api/v1/mines/3002727/relationships`
- MCP resource: `mine://3002727/assessment`
- Complete Title 30 corpus: `/data/title30-sections.json`