# Port Manatee Clinker Grinding Plant

- **MSHA mine ID:** 0801101
- **Status:** Abandoned
- **Type / commodity:** Facility / Cement
- **Location:** Manatee, FL
- **Operator:** Argos USA LLC
- **Controller:** Quikrete Holdings Inc.
- **Public source rows linked:** 478
- **Source coverage:** 15 / 20
- **Generated:** 2026-10-17T06:17:15.228Z

## Current entity hierarchy

**Quikrete Holdings Inc. (M12812) → Argos USA LLC (0119988) → Port Manatee Clinker Grinding Plant (0801101)**

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

## Controller and operator valid-time history

- **Uniland Et Al → National Portland Cement Company:** 1988-06-01 through 1995-09-26; derived from co-tenure at mine 0801101; source `msha-controller-operator-history`.
- **Lafarge S A → Lafarge Florida Inc:** 1995-09-27 through 2003-08-12; derived from co-tenure at mine 0801101; source `msha-controller-operator-history`.
- **Florida Rock Industries Inc → Florida Rock Industries Inc:** 2003-08-13 through 2007-11-15; derived from co-tenure at mine 0801101; source `msha-controller-operator-history`.
- **Vulcan Materials Company → Florida Rock Industries Inc:** 2007-11-16 through 2014-03-07; derived from co-tenure at mine 0801101; source `msha-controller-operator-history`.
- **Cementos Argos S A → Argos USA LLC:** 2014-03-08 through 2023-01-11; derived from co-tenure at mine 0801101; source `msha-controller-operator-history`.
- **Summit Materials LLC → Argos USA LLC:** 2023-01-12 through 2025-08-03; derived from co-tenure at mine 0801101; source `msha-controller-operator-history`.
- **Quikrete Holdings Inc. → Argos USA LLC:** 2025-08-04 through current/open; derived from co-tenure at mine 0801101; source `msha-controller-operator-history`.

- History rows: 7
- Typed edges: 18
- 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 — 0 since 2021:** Accidents and injuries 7 historical accident/injury rows; 0 coded fatalities and 96 lost days across the published record.
2. **COMPLIANCE — 0 since 2021:** Violations and penalties 59 violation rows across the full record; 20 carry an S&S flag and $9,558 appears in current assessed amounts.
3. **HEALTH — 8 samples:** Occupational health samples 8 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 16K employee hours and 29 summed average employees across reported subunits in the latest published quarter.
5. **LEGAL — 8 linked rows:** Contests, conferences and decisions 2 contested-violation rows, 2 civil-penalty docket/decision rows, and 4 conference records linked by issuance number.
6. **CONTRACTORS — 5 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 — 0 since 2021:** Inspections 31 inspection events and 567 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 56.11027 — Scaffolds and working platforms.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-J/section-56.11027
- **30 CFR 56.4603 — Closure of valves.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-C/section-56.4603
- **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 56.12004 — 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 56.11001 — 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 50.20 — Preparation and submission of MSHA Report Form 7000-1—Mine Accident, Injury, and Illness Report.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-I/part-50/subpart-C/section-50.20
- **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 56.14103 — Operators stations.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14103
- **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 56.11012 — 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 56.11002 — 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
- **30 CFR 56.12018 — Identification of power switches.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-K/section-56.12018

## Source coverage

- **Accident, Injuries, and Illnesses:** 7 rows; 2001-06-05 through 2006-09-18; source ID `msha-accidents`
- **Addresses of Record:** 1 rows; 2008-11-10 through 2008-11-10; source ID `msha-addresses`
- **Assessed Violations:** 59 rows; 2000-01-26 through 2008-05-29; source ID `msha-assessed-violations`
- **Civil Penalty Dockets and Decisions:** 2 rows; 2008-04-16 through 2008-04-16; source ID `msha-civil-penalty-dockets-decisions`
- **Conferences:** 4 rows; 2005-10-14 through 2007-02-12; source ID `msha-conferences`
- **Contested Violations:** 2 rows; 2007-01-09 through 2007-01-09; source ID `msha-contested-violations`
- **Contractor Employment and Production — Quarterly:** 207 rows; unknown through unknown; source ID `msha-contractor-production-quarterly`
- **Contractor Employment and Production — Yearly:** 49 rows; unknown through unknown; source ID `msha-contractor-production-yearly`
- **Controller and Operator History:** 7 rows; 1988-06-01 through 2014-03-08; source ID `msha-controller-operator-history`
- **Inspections:** 31 rows; 2000-01-25 through 2008-05-29; source ID `msha-inspections`
- **Mine Employment and Production — Quarterly:** 24 rows; unknown through unknown; source ID `msha-mine-production-quarterly`
- **Mine Employment and Production — Yearly:** 17 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:** 8 rows; 2004-07-14 through 2005-05-04; source ID `msha-personal-health-samples`
- **Violations:** 59 rows; 2000-01-26 through 2008-05-29; 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/port-manatee-clinker-grinding-plant-0801101`
- JSON: `/api/v1/mines/port-manatee-clinker-grinding-plant-0801101`
- Silica records, units, sample status and quarterly means: `/api/v1/mines/0801101/silica` (snapshot year by default; `?year=all` for history; `&format=csv` for all matching rows)
- Relationship JSON: `/api/v1/mines/0801101/relationships`
- MCP resource: `mine://0801101/assessment`
- Complete Title 30 corpus: `/data/title30-sections.json`