# Ajax Materials

- **MSHA mine ID:** 0800904
- **Status:** Abandoned
- **Type / commodity:** Surface / Shell
- **Location:** Sarasota, FL
- **Operator:** Ajax Paving Industries of Florida, LLC
- **Controller:** Michael  Horan
- **Public source rows linked:** 297
- **Source coverage:** 12 / 20
- **Generated:** 2026-10-13T11:26:59.401Z

## Current entity hierarchy

**Michael  Horan (0099875) → Ajax Paving Industries of Florida, LLC (0117946) → Ajax Materials (0800904)**

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

## Controller and operator valid-time history

- **Howell  Montgomery → Englewood Trucking Company Inc:** 1978-12-01 through 1988-12-31; derived from co-tenure at mine 0800904; source `msha-controller-operator-history`.
- **Bill J Morse → Myakka River Resources Inc:** 1989-01-01 through 1996-11-04; derived from co-tenure at mine 0800904; source `msha-controller-operator-history`.
- **Gulf Coast Materials LLC  Et Al → Venice Minerals:** 1996-11-05 through 2004-12-31; derived from co-tenure at mine 0800904; source `msha-controller-operator-history`.
- **Charles T  LaFollette → Venice Minerals & Mining, LLC:** 2005-01-01 through 2011-04-24; derived from co-tenure at mine 0800904; source `msha-controller-operator-history`.
- **Michael  Horan → Ajax Paving Industries of Florida, LLC:** 2011-04-25 through current/open; derived from co-tenure at mine 0800904; source `msha-controller-operator-history`.

- History rows: 5
- Typed edges: 15
- 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 — 0 since 2021:** Accidents and injuries 5 historical accident/injury rows; 0 coded fatalities and 320 lost days across the published record.
2. **COMPLIANCE — 0 since 2021:** Violations and penalties 55 violation rows across the full record; 20 carry an S&S flag and $13,658 appears in current assessed amounts.
3. **HEALTH — 9 samples:** Occupational health samples 9 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 — 10 linked rows:** Contests, conferences and decisions 5 contested-violation rows, 5 civil-penalty docket/decision rows, and 0 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 — 0 since 2021:** Inspections 37 inspection events and 446 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 56.4201 — 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 56.12028 — Testing grounding systems.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-K/section-56.12028
- **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 56.14112 — Construction and maintenance of guards.** (3 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.** (2 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14107
- **30 CFR 56.15020 — Life jackets and belts.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-N/section-56.15020
- **30 CFR 56.14100 — Safety defects; examination, correction and records.** (3 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14100

## Source coverage

- **Accident, Injuries, and Illnesses:** 5 rows; 2000-02-03 through 2011-10-07; source ID `msha-accidents`
- **Addresses of Record:** 1 rows; 2012-03-01 through 2012-03-01; source ID `msha-addresses`
- **Assessed Violations:** 54 rows; 2000-05-09 through 2010-11-09; source ID `msha-assessed-violations`
- **Civil Penalty Dockets and Decisions:** 5 rows; 2011-04-04 through 2011-08-02; source ID `msha-civil-penalty-dockets-decisions`
- **Contested Violations:** 5 rows; 2010-02-23 through 2010-05-26; source ID `msha-contested-violations`
- **Controller and Operator History:** 5 rows; 1978-12-01 through 2011-04-25; source ID `msha-controller-operator-history`
- **Inspections:** 37 rows; 2000-05-09 through 2011-08-25; source ID `msha-inspections`
- **Mine Employment and Production — Quarterly:** 96 rows; unknown through unknown; source ID `msha-mine-production-quarterly`
- **Mine Employment and Production — Yearly:** 24 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:** 9 rows; 2005-01-20 through 2010-05-27; source ID `msha-personal-health-samples`
- **Violations:** 55 rows; 2000-05-09 through 2010-11-09; 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/ajax-materials-0800904`
- JSON: `/api/v1/mines/ajax-materials-0800904`
- Silica records, units, sample status and quarterly means: `/api/v1/mines/0800904/silica` (snapshot year by default; `?year=all` for history; `&format=csv` for all matching rows)
- Relationship JSON: `/api/v1/mines/0800904/relationships`
- MCP resource: `mine://0800904/assessment`
- Complete Title 30 corpus: `/data/title30-sections.json`