# Lone Star Industries

- **MSHA mine ID:** 1200064
- **Status:** Active
- **Type / commodity:** Facility / Cement
- **Location:** Putnam, IN
- **Operator:** Buzzi Unicem USA
- **Controller:** Buzzi S p A
- **Public source rows linked:** 11,925
- **Source coverage:** 16 / 20
- **Generated:** 2026-10-17T06:17:15.228Z

## Current entity hierarchy

**Buzzi S p A (M06982) → Buzzi Unicem USA (L17977) → Lone Star Industries (1200064)**

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

## Controller and operator valid-time history

- **Lone Star Industries Inc → Lone Star Industries Inc:** 1950-01-01 through 1999-10-03; derived from co-tenure at mine 1200064; source `msha-controller-operator-history`.
- **Dyckerhoff AG → Buzzi Unicem USA:** 1999-10-04 through 2003-12-31; derived from co-tenure at mine 1200064; source `msha-controller-operator-history`.
- **Buzzi S p A → Buzzi Unicem USA:** 2004-01-01 through current/open; derived from co-tenure at mine 1200064; source `msha-controller-operator-history`.

- History rows: 3
- Typed edges: 8
- 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 — 34 since 2021:** Accidents and injuries 182 historical accident/injury rows; 0 coded fatalities and 3,594 lost days across the published record.
2. **COMPLIANCE — 475 since 2021:** Violations and penalties 1,322 violation rows across the full record; 337 carry an S&S flag and $1,385,450 appears in current assessed amounts.
3. **HEALTH — 547 samples:** Occupational health samples 275 personal; 272 area. 12 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 82K employee hours and 162 summed average employees across reported subunits in the latest published quarter.
5. **LEGAL — 440 linked rows:** Contests, conferences and decisions 206 contested-violation rows, 208 civil-penalty docket/decision rows, and 26 conference records linked by issuance number.
6. **CONTRACTORS — 60 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 — 76 since 2021:** Inspections 247 inspection events and 9K 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 56.4104 — Combustible waste.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-C/section-56.4104
- **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 56.14107 — 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 56.14112 — 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 56.20003 — 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 56.14101 — Brakes.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14101
- **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 56.12004 — Electrical conductors.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-K/section-56.12004
- **30 CFR 56.20013 — Waste receptacles.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-S/section-56.20013
- **30 CFR 56.11001 — Safe access.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-J/section-56.11001
- **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:** 182 rows; 2000-01-14 through 2026-09-19; source ID `msha-accidents`
- **Addresses of Record:** 1 rows; 2013-07-01 through 2013-07-01; source ID `msha-addresses`
- **Metal and Nonmetal Area Samples:** 272 rows; 2005-09-20 through 2016-07-17; source ID `msha-area-samples`
- **Assessed Violations:** 1,310 rows; 2000-02-01 through 2026-08-17; source ID `msha-assessed-violations`
- **Civil Penalty Dockets and Decisions:** 208 rows; 2000-10-19 through 2026-07-15; source ID `msha-civil-penalty-dockets-decisions`
- **Conferences:** 26 rows; 2004-02-09 through 2021-09-10; source ID `msha-conferences`
- **Contested Violations:** 206 rows; 2007-02-05 through 2025-08-07; source ID `msha-contested-violations`
- **Contractor Employment and Production — Quarterly:** 6,474 rows; unknown through unknown; source ID `msha-contractor-production-quarterly`
- **Contractor Employment and Production — Yearly:** 1,281 rows; unknown through unknown; source ID `msha-contractor-production-yearly`
- **Controller and Operator History:** 3 rows; 1950-01-01 through 1999-10-04; source ID `msha-controller-operator-history`
- **Inspections:** 247 rows; 2000-01-10 through 2026-10-01; source ID `msha-inspections`
- **Mine Employment and Production — Quarterly:** 36 rows; unknown through unknown; source ID `msha-mine-production-quarterly`
- **Mine Employment and Production — Yearly:** 81 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:** 275 rows; 2001-01-18 through 2025-11-13; source ID `msha-personal-health-samples`
- **Violations:** 1,322 rows; 2000-01-26 through 2026-10-01; 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/lone-star-industries-1200064`
- JSON: `/api/v1/mines/lone-star-industries-1200064`
- Silica records, units, sample status and quarterly means: `/api/v1/mines/1200064/silica` (snapshot year by default; `?year=all` for history; `&format=csv` for all matching rows)
- Relationship JSON: `/api/v1/mines/1200064/relationships`
- MCP resource: `mine://1200064/assessment`
- Complete Title 30 corpus: `/data/title30-sections.json`