# IVANHOE PIT

- **MSHA mine ID:** 3102011
- **Status:** Active
- **Type / commodity:** Surface / Construction Sand and Gravel
- **Location:** Sampson, NC
- **Operator:** American Materials Company,LLC
- **Controller:** Quikrete Holdings Inc.
- **Public source rows linked:** 677
- **Source coverage:** 14 / 20
- **Generated:** 2026-10-13T11:26:59.401Z

## Current entity hierarchy

**Quikrete Holdings Inc. (M12812) → American Materials Company,LLC (L17115) → IVANHOE PIT (3102011)**

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

## Controller and operator valid-time history

- **Paul K  Craig  et al → Aberdeen Sand & Gravel Company Inc:** 1987-09-01 through 1992-03-01; derived from co-tenure at mine 3102011; source `msha-controller-operator-history`.
- **Thomas E  Chandler → Ccc Sand & Gravel Inc:** 1992-03-02 through 2000-11-27; derived from co-tenure at mine 3102011; source `msha-controller-operator-history`.
- **Gary (Tim)  Bizzell  et al → American Materials Company LLC:** 2000-11-28 through 2016-02-04; derived from co-tenure at mine 3102011; source `msha-controller-operator-history`.
- **Summit Materials LLC → American Materials Company LLC:** 2016-02-05 through 2016-02-24; derived from co-tenure at mine 3102011; source `msha-controller-operator-history`.
- **Summit Materials LLC → American Materials Company:** 2016-02-25 through 2016-02-25; derived from co-tenure at mine 3102011; source `msha-controller-operator-history`.
- **Summit Materials LLC → American Materials Company,LLC:** 2016-02-26 through 2025-08-03; derived from co-tenure at mine 3102011; source `msha-controller-operator-history`.
- **Gary (Tim)  Bizzell  et al → American Materials Company,LLC:** 2016-02-26 through 2016-02-04; derived from co-tenure at mine 3102011; source `msha-controller-operator-history`.
- **CRH PLC → American Materials Company:** 2022-05-14 through 2016-02-25; derived from co-tenure at mine 3102011; source `msha-controller-operator-history`.
- **Quikrete Holdings Inc. → American Materials Company LLC:** 2025-08-04 through 2016-02-24; derived from co-tenure at mine 3102011; source `msha-controller-operator-history`.
- **Quikrete Holdings Inc. → American Materials Company,LLC:** 2025-08-04 through current/open; derived from co-tenure at mine 3102011; source `msha-controller-operator-history`.

- History rows: 10
- Typed edges: 22
- Interval anomalies: 3
- 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 3 historical accident/injury rows; 0 coded fatalities and 35 lost days across the published record.
2. **COMPLIANCE — 2 since 2021:** Violations and penalties 66 violation rows across the full record; 15 carry an S&S flag and $8,153 appears in current assessed amounts.
3. **HEALTH — 51 samples:** Occupational health samples 51 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 4K employee hours and 7 summed average employees across reported subunits in the latest published quarter.
5. **LEGAL — 6 linked rows:** Contests, conferences and decisions 3 contested-violation rows, 3 civil-penalty docket/decision rows, and 0 conference records linked by issuance number.
6. **CONTRACTORS — 2 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 92 inspection events and 991 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 56.14107 — 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 56.12004 — Electrical conductors.** (2 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-K/section-56.12004
- **30 CFR 56.14100 — Safety defects; examination, correction and records.** (2 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14100
- **30 CFR 56.12006 — Distribution boxes.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-K/section-56.12006
- **30 CFR 56.12025 — Grounding circuit enclosures.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-K/section-56.12025
- **30 CFR 56.11012 — Protection for openings around travelways.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-J/section-56.11012
- **30 CFR 56.14130 — Roll-over protective structures (ROPS) and seat belts.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14130
- **30 CFR 56.13011 — Air receiver tanks.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-L/section-56.13011
- **30 CFR 56.14207 — Parking procedures for unattended equipment.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14207

## Source coverage

- **Accident, Injuries, and Illnesses:** 3 rows; 2016-09-21 through 2024-07-15; source ID `msha-accidents`
- **Addresses of Record:** 1 rows; 1996-06-17 through 1996-06-17; source ID `msha-addresses`
- **Assessed Violations:** 66 rows; 2001-06-26 through 2024-06-05; source ID `msha-assessed-violations`
- **Civil Penalty Dockets and Decisions:** 3 rows; 2012-11-28 through 2013-08-22; source ID `msha-civil-penalty-dockets-decisions`
- **Contested Violations:** 3 rows; 2011-11-28 through 2013-03-07; source ID `msha-contested-violations`
- **Contractor Employment and Production — Quarterly:** 93 rows; unknown through unknown; source ID `msha-contractor-production-quarterly`
- **Contractor Employment and Production — Yearly:** 23 rows; unknown through unknown; source ID `msha-contractor-production-yearly`
- **Controller and Operator History:** 10 rows; 1987-09-01 through 2016-02-26; source ID `msha-controller-operator-history`
- **Inspections:** 92 rows; 2000-02-10 through 2026-07-20; source ID `msha-inspections`
- **Mine Employment and Production — Quarterly:** 211 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:** 51 rows; 2002-05-08 through 2026-07-20; source ID `msha-personal-health-samples`
- **Violations:** 66 rows; 2001-06-26 through 2024-06-05; 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/ivanhoe-pit-3102011`
- JSON: `/api/v1/mines/ivanhoe-pit-3102011`
- Silica records, units, sample status and quarterly means: `/api/v1/mines/3102011/silica` (snapshot year by default; `?year=all` for history; `&format=csv` for all matching rows)
- Relationship JSON: `/api/v1/mines/3102011/relationships`
- MCP resource: `mine://3102011/assessment`
- Complete Title 30 corpus: `/data/title30-sections.json`