# GPS River Rock Products Co

- **MSHA mine ID:** 0404898
- **Status:** Abandoned
- **Type / commodity:** Surface / Construction Sand and Gravel
- **Location:** Santa Barbara, CA
- **Operator:** GPS River Rock Products Co
- **Controller:** Rusty  Risi
- **Public source rows linked:** 278
- **Source coverage:** 13 / 20
- **Generated:** 2026-10-17T06:17:15.228Z

## Current entity hierarchy

**Rusty  Risi (0132861) → GPS River Rock Products Co (0051393) → GPS River Rock Products Co (0404898)**

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

## Controller and operator valid-time history

- **Charles E  Beard et al → Southwest Ready Mix Inc:** 1987-09-01 through 2002-06-14; derived from co-tenure at mine 0404898; source `msha-controller-operator-history`.
- **Charles E  Beard et al → GPS River Rock Products Co:** 2002-06-15 through 2017-03-31; derived from co-tenure at mine 0404898; source `msha-controller-operator-history`.
- **Rusty  Risi → GPS River Rock Products Co:** 2017-04-01 through current/open; derived from co-tenure at mine 0404898; source `msha-controller-operator-history`.

- History rows: 3
- Typed edges: 8
- 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 1 historical accident/injury rows; 0 coded fatalities and 22 lost days across the published record.
2. **COMPLIANCE — 1 since 2021:** Violations and penalties 67 violation rows across the full record; 11 carry an S&S flag and $7,840 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 5K employee hours and 8 summed average employees across reported subunits in the latest published quarter.
5. **LEGAL — 24 linked rows:** Contests, conferences and decisions 10 contested-violation rows, 10 civil-penalty docket/decision rows, and 4 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 — 1 since 2021:** Inspections 46 inspection events and 704 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 56.1000 — Notification of commencement of operations and closing of mines.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-A/section-56.1000
- **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 56.20003 — Housekeeping.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-S/section-56.20003
- **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 56.12032 — Inspection and cover plates.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-K/section-56.12032
- **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 50.30 — Preparation and submission of MSHA Form 7000-2—Quarterly Employment and Coal Production Report.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-I/part-50/subpart-D/section-50.30
- **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 56.14112 — 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 56.9300 — Berms or guardrails.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-H/section-56.9300
- **30 CFR 56.14116 — Hand-held power tools.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14116

## Source coverage

- **Accident, Injuries, and Illnesses:** 1 rows; 2002-06-04 through 2002-06-04; source ID `msha-accidents`
- **Addresses of Record:** 1 rows; 2021-01-20 through 2021-01-20; source ID `msha-addresses`
- **Assessed Violations:** 66 rows; 2001-08-13 through 2021-03-09; source ID `msha-assessed-violations`
- **Civil Penalty Dockets and Decisions:** 10 rows; 2003-09-10 through 2003-09-10; source ID `msha-civil-penalty-dockets-decisions`
- **Conferences:** 4 rows; 2004-11-12 through 2014-01-09; source ID `msha-conferences`
- **Contested Violations:** 10 rows; 2001-08-13 through 2003-01-08; source ID `msha-contested-violations`
- **Controller and Operator History:** 3 rows; 1987-09-01 through 2002-06-15; source ID `msha-controller-operator-history`
- **Inspections:** 46 rows; 2001-08-13 through 2021-03-09; source ID `msha-inspections`
- **Mine Employment and Production — Quarterly:** 22 rows; unknown through unknown; source ID `msha-mine-production-quarterly`
- **Mine Employment and Production — Yearly:** 39 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; 2003-10-23 through 2019-04-30; source ID `msha-personal-health-samples`
- **Violations:** 67 rows; 2001-08-13 through 2021-03-09; 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/gps-river-rock-products-co-0404898`
- JSON: `/api/v1/mines/gps-river-rock-products-co-0404898`
- Silica records, units, sample status and quarterly means: `/api/v1/mines/0404898/silica` (snapshot year by default; `?year=all` for history; `&format=csv` for all matching rows)
- Relationship JSON: `/api/v1/mines/0404898/relationships`
- MCP resource: `mine://0404898/assessment`
- Complete Title 30 corpus: `/data/title30-sections.json`