# Hamby

- **MSHA mine ID:** 4105035
- **Status:** Active
- **Type / commodity:** Surface / Dimension Limestone
- **Location:** Jones, TX
- **Operator:** True Limestone Operations Inc.
- **Controller:** Tike  Davis
- **Public source rows linked:** 426
- **Source coverage:** 14 / 20
- **Generated:** 2026-10-13T11:26:59.401Z

## Current entity hierarchy

**Tike  Davis (0110421) → True Limestone Operations Inc. (0129853) → Hamby (4105035)**

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

## Controller and operator valid-time history

- **Tike  Davis → True Limestone Operations Inc.:** 2013-08-21 through current/open; derived from co-tenure at mine 4105035; source `msha-controller-operator-history`.

- History rows: 1
- Typed edges: 3
- 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 1 historical accident/injury rows; 0 coded fatalities and 220 lost days across the published record.
2. **COMPLIANCE — 52 since 2021:** Violations and penalties 150 violation rows across the full record; 53 carry an S&S flag and $97,558 appears in current assessed amounts.
3. **HEALTH — 5 samples:** Occupational health samples 5 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 8 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 — 1 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 — 19 since 2021:** Inspections 37 inspection events and 518 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 56.14112 — 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 56.4203 — Extinguisher recharging or replacement.** (3 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-C/section-56.4203
- **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 56.15020 — 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 56.15004 — Eye protection.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-N/section-56.15004
- **30 CFR 56.23002 — Written safety program.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-T/section-56.23002
- **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 56.14103 — Operators stations.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14103

## Source coverage

- **Accident, Injuries, and Illnesses:** 1 rows; 2019-08-08 through 2019-08-08; source ID `msha-accidents`
- **Addresses of Record:** 1 rows; 2015-10-22 through 2015-10-22; source ID `msha-addresses`
- **Assessed Violations:** 148 rows; 2014-09-04 through 2026-07-22; source ID `msha-assessed-violations`
- **Civil Penalty Dockets and Decisions:** 5 rows; 2016-09-20 through 2019-12-19; source ID `msha-civil-penalty-dockets-decisions`
- **Contested Violations:** 5 rows; 2016-02-24 through 2019-04-16; source ID `msha-contested-violations`
- **Contractor Employment and Production — Quarterly:** 4 rows; unknown through unknown; source ID `msha-contractor-production-quarterly`
- **Contractor Employment and Production — Yearly:** 2 rows; unknown through unknown; source ID `msha-contractor-production-yearly`
- **Controller and Operator History:** 1 rows; 2013-08-21 through 2013-08-21; source ID `msha-controller-operator-history`
- **Inspections:** 37 rows; 2014-09-03 through 2026-07-22; source ID `msha-inspections`
- **Mine Employment and Production — Quarterly:** 52 rows; unknown through unknown; source ID `msha-mine-production-quarterly`
- **Mine Employment and Production — Yearly:** 14 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:** 5 rows; 2018-05-30 through 2021-06-23; source ID `msha-personal-health-samples`
- **Violations:** 150 rows; 2014-09-04 through 2026-07-22; 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/hamby-4105035`
- JSON: `/api/v1/mines/hamby-4105035`
- Silica records, units, sample status and quarterly means: `/api/v1/mines/4105035/silica` (snapshot year by default; `?year=all` for history; `&format=csv` for all matching rows)
- Relationship JSON: `/api/v1/mines/4105035/relationships`
- MCP resource: `mine://4105035/assessment`
- Complete Title 30 corpus: `/data/title30-sections.json`