# Pleasant Gap Aggregate Plant #2

- **MSHA mine ID:** 3607433
- **Status:** Active
- **Type / commodity:** Surface / Crushed, Broken Limestone NEC
- **Location:** Centre, PA
- **Operator:** Glenn O Hawbaker Inc
- **Controller:** Daniel R  Hawbaker
- **Public source rows linked:** 2,461
- **Source coverage:** 15 / 20
- **Generated:** 2026-10-13T11:26:59.401Z

## Current entity hierarchy

**Daniel R  Hawbaker (M05340) → Glenn O Hawbaker Inc (L06724) → Pleasant Gap Aggregate Plant #2 (3607433)**

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

## Controller and operator valid-time history

- **Daniel R  Hawbaker  et al → Glenn O Hawbaker Inc:** 1983-02-01 through current/open; derived from co-tenure at mine 3607433; 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 — 1 since 2021:** Accidents and injuries 31 historical accident/injury rows; 0 coded fatalities and 68 lost days across the published record.
2. **COMPLIANCE — 10 since 2021:** Violations and penalties 177 violation rows across the full record; 36 carry an S&S flag and $41,115 appears in current assessed amounts.
3. **HEALTH — 171 samples:** Occupational health samples 171 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 29K employee hours and 42 summed average employees across reported subunits in the latest published quarter.
5. **LEGAL — 37 linked rows:** Contests, conferences and decisions 18 contested-violation rows, 18 civil-penalty docket/decision rows, and 1 conference records linked by issuance number.
6. **CONTRACTORS — 6 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 — 15 since 2021:** Inspections 85 inspection events and 2K 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 56.12020 — Protection of persons at switchgear.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-K/section-56.12020
- **30 CFR 56.20003 — Housekeeping.** (2 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-S/section-56.20003
- **30 CFR 56.14132 — Horns and backup alarms.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14132
- **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 47.41 — Requirement for container labels.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-H/part-47/subpart-E/section-47.41
- **30 CFR 56.4101 — Warning signs.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-C/section-56.4101
- **30 CFR 56.4201 — Inspection.** (3 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-C/section-56.4201
- **30 CFR 47.44 — Temporary, portable containers.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-H/part-47/subpart-E/section-47.44
- **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

## Source coverage

- **Accident, Injuries, and Illnesses:** 31 rows; 2000-11-20 through 2026-04-21; source ID `msha-accidents`
- **Addresses of Record:** 1 rows; 1993-10-04 through 1993-10-04; source ID `msha-addresses`
- **Assessed Violations:** 176 rows; 2000-01-25 through 2026-06-09; source ID `msha-assessed-violations`
- **Civil Penalty Dockets and Decisions:** 18 rows; 2011-05-03 through 2021-09-30; source ID `msha-civil-penalty-dockets-decisions`
- **Conferences:** 1 rows; 2007-10-03 through 2007-10-03; source ID `msha-conferences`
- **Contested Violations:** 18 rows; 2010-03-10 through 2021-02-08; source ID `msha-contested-violations`
- **Contractor Employment and Production — Quarterly:** 1,123 rows; unknown through unknown; source ID `msha-contractor-production-quarterly`
- **Contractor Employment and Production — Yearly:** 259 rows; unknown through unknown; source ID `msha-contractor-production-yearly`
- **Controller and Operator History:** 1 rows; 1983-02-01 through 1983-02-01; source ID `msha-controller-operator-history`
- **Inspections:** 85 rows; 2000-01-24 through 2026-08-25; source ID `msha-inspections`
- **Mine Employment and Production — Quarterly:** 318 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:** 171 rows; 2002-04-24 through 2026-08-25; source ID `msha-personal-health-samples`
- **Violations:** 177 rows; 2000-01-25 through 2026-06-09; 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/pleasant-gap-aggregate-plant-2-3607433`
- JSON: `/api/v1/mines/pleasant-gap-aggregate-plant-2-3607433`
- Silica records, units, sample status and quarterly means: `/api/v1/mines/3607433/silica` (snapshot year by default; `?year=all` for history; `&format=csv` for all matching rows)
- Relationship JSON: `/api/v1/mines/3607433/relationships`
- MCP resource: `mine://3607433/assessment`
- Complete Title 30 corpus: `/data/title30-sections.json`