# Cold River Materials Walpole Quarry

- **MSHA mine ID:** 2700053
- **Status:** Active
- **Type / commodity:** Surface / Crushed, Broken Stone NEC
- **Location:** Cheshire, NH
- **Operator:** Eurovia Altantic Coast LLC
- **Controller:** VINCI Group
- **Public source rows linked:** 848
- **Source coverage:** 13 / 20
- **Generated:** 2026-10-13T11:26:59.401Z

## Current entity hierarchy

**VINCI Group (0145321) → Eurovia Altantic Coast LLC (0161193) → Cold River Materials Walpole Quarry (2700053)**

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

## Controller and operator valid-time history

- **Frank  Whitcomb → Frank W Whitcomb Construction Corp:** 1950-01-01 through 1997-03-30; derived from co-tenure at mine 2700053; source `msha-controller-operator-history`.
- **Lane Industries Inc → Cold River Materials-Div/Lane Construction Corp:** 1997-03-31 through 2001-08-31; derived from co-tenure at mine 2700053; source `msha-controller-operator-history`.
- **Lane Industries Inc → Lane Construction Corporation:** 2001-09-01 through 2018-12-11; derived from co-tenure at mine 2700053; source `msha-controller-operator-history`.
- **VINCI Group → Eurovia Altantic Coast LLC:** 2018-12-12 through current/open; derived from co-tenure at mine 2700053; 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 8 historical accident/injury rows; 0 coded fatalities and 20 lost days across the published record.
2. **COMPLIANCE — 20 since 2021:** Violations and penalties 84 violation rows across the full record; 9 carry an S&S flag and $10,505 appears in current assessed amounts.
3. **HEALTH — 40 samples:** Occupational health samples 40 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 5K employee hours and 11 summed average employees across reported subunits in the latest published quarter.
5. **LEGAL — 1 linked rows:** Contests, conferences and decisions 0 contested-violation rows, 0 civil-penalty docket/decision rows, and 1 conference records linked by issuance number.
6. **CONTRACTORS — 3 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 40 inspection events and 780 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 56.12030 — Correction of dangerous conditions.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-K/section-56.12030
- **30 CFR 46.5 — New miner training.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-H/part-46/section-46.5
- **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 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 56.14100 — Safety defects; examination, correction and records.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14100
- **30 CFR 56.11001 — Safe access.** (2 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-J/section-56.11001
- **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 56.14107 — 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 56.14101 — Brakes.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14101

## Source coverage

- **Accident, Injuries, and Illnesses:** 8 rows; 2000-05-04 through 2023-03-20; source ID `msha-accidents`
- **Addresses of Record:** 1 rows; 2020-06-18 through 2020-06-18; source ID `msha-addresses`
- **Assessed Violations:** 84 rows; 2000-08-22 through 2026-06-04; source ID `msha-assessed-violations`
- **Conferences:** 1 rows; 2019-08-07 through 2019-08-07; source ID `msha-conferences`
- **Contractor Employment and Production — Quarterly:** 222 rows; unknown through unknown; source ID `msha-contractor-production-quarterly`
- **Contractor Employment and Production — Yearly:** 52 rows; unknown through unknown; source ID `msha-contractor-production-yearly`
- **Controller and Operator History:** 4 rows; 1950-01-01 through 2018-12-12; source ID `msha-controller-operator-history`
- **Inspections:** 40 rows; 2000-08-22 through 2026-06-04; source ID `msha-inspections`
- **Mine Employment and Production — Quarterly:** 257 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:** 40 rows; 2002-08-22 through 2022-04-28; source ID `msha-personal-health-samples`
- **Violations:** 84 rows; 2000-08-22 through 2026-06-04; 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/cold-river-materials-walpole-quarry-2700053`
- JSON: `/api/v1/mines/cold-river-materials-walpole-quarry-2700053`
- Silica records, units, sample status and quarterly means: `/api/v1/mines/2700053/silica` (snapshot year by default; `?year=all` for history; `&format=csv` for all matching rows)
- Relationship JSON: `/api/v1/mines/2700053/relationships`
- MCP resource: `mine://2700053/assessment`
- Complete Title 30 corpus: `/data/title30-sections.json`