# SRM Materials South Channing Pit

- **MSHA mine ID:** 4104785
- **Status:** Active
- **Type / commodity:** Surface / Construction Sand and Gravel
- **Location:** Hartley, TX
- **Operator:** SRM Materials LLC
- **Controller:** Michael  Hollingshead
- **Public source rows linked:** 562
- **Source coverage:** 13 / 20
- **Generated:** 2026-10-13T11:26:59.401Z

## Current entity hierarchy

**Michael  Hollingshead (0112005) → SRM Materials LLC (0131694) → SRM Materials South Channing Pit (4104785)**

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

## Controller and operator valid-time history

- **Scott  Venable → Venable's Construction:** 2009-04-29 through 2010-04-25; derived from co-tenure at mine 4104785; source `msha-controller-operator-history`.
- **Wally  Johnson → XIT Sand & Gravel, LLC:** 2010-04-26 through 2018-07-15; derived from co-tenure at mine 4104785; source `msha-controller-operator-history`.
- **Summit Materials LLC → XIT Sand & Gravel, LLC:** 2018-07-16 through 2024-04-07; derived from co-tenure at mine 4104785; source `msha-controller-operator-history`.
- **Michael  Hollingshead et al → SRM Materials LLC:** 2024-04-08 through current/open; derived from co-tenure at mine 4104785; source `msha-controller-operator-history`.

- History rows: 4
- Typed edges: 11
- 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 — 4 since 2021:** Accidents and injuries 4 historical accident/injury rows; 0 coded fatalities and 0 lost days across the published record.
2. **COMPLIANCE — 44 since 2021:** Violations and penalties 113 violation rows across the full record; 30 carry an S&S flag and $36,607 appears in current assessed amounts.
3. **HEALTH — 28 samples:** Occupational health samples 28 personal. 3 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 57K employee hours and 68 summed average employees across reported subunits in the latest published quarter.
5. **LEGAL — 3 linked rows:** Contests, conferences and decisions 0 contested-violation rows, 0 civil-penalty docket/decision rows, and 3 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 58 inspection events and 968 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 56.14207 — Parking procedures for unattended equipment.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14207
- **30 CFR 46.7 — New task training.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-H/part-46/section-46.7
- **30 CFR 56.16002 — Bins, hoppers, silos, tanks, and surge piles.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-O/section-56.16002
- **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 56.20003 — 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 56.12018 — 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
- **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 56.14112 — Construction and maintenance of guards.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14112
- **30 CFR 56.11001 — Safe access.** (2 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-J/section-56.11001

## Source coverage

- **Accident, Injuries, and Illnesses:** 4 rows; 2022-06-21 through 2026-08-29; source ID `msha-accidents`
- **Addresses of Record:** 1 rows; 2011-04-01 through 2011-04-01; source ID `msha-addresses`
- **Assessed Violations:** 105 rows; 2009-07-28 through 2026-07-28; source ID `msha-assessed-violations`
- **Conferences:** 3 rows; 2020-01-09 through 2022-02-16; source ID `msha-conferences`
- **Contractor Employment and Production — Quarterly:** 58 rows; unknown through unknown; source ID `msha-contractor-production-quarterly`
- **Contractor Employment and Production — Yearly:** 14 rows; unknown through unknown; source ID `msha-contractor-production-yearly`
- **Controller and Operator History:** 4 rows; 2009-04-29 through 2024-04-08; source ID `msha-controller-operator-history`
- **Inspections:** 58 rows; 2009-07-28 through 2026-09-15; source ID `msha-inspections`
- **Mine Employment and Production — Quarterly:** 137 rows; unknown through unknown; source ID `msha-mine-production-quarterly`
- **Mine Employment and Production — Yearly:** 36 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:** 28 rows; 2011-06-15 through 2026-07-29; source ID `msha-personal-health-samples`
- **Violations:** 113 rows; 2009-07-28 through 2026-09-15; 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/srm-materials-south-channing-pit-4104785`
- JSON: `/api/v1/mines/srm-materials-south-channing-pit-4104785`
- Silica records, units, sample status and quarterly means: `/api/v1/mines/4104785/silica` (snapshot year by default; `?year=all` for history; `&format=csv` for all matching rows)
- Relationship JSON: `/api/v1/mines/4104785/relationships`
- MCP resource: `mine://4104785/assessment`
- Complete Title 30 corpus: `/data/title30-sections.json`