# Portable #1

- **MSHA mine ID:** 4202353
- **Status:** Abandoned
- **Type / commodity:** Surface / Construction Sand and Gravel
- **Location:** San Juan, UT
- **Operator:** Monument Resources
- **Controller:** Bill  Gaines
- **Public source rows linked:** 305
- **Source coverage:** 11 / 20
- **Generated:** 2026-10-13T11:26:59.401Z

## Current entity hierarchy

**Bill  Gaines (0040991) → Monument Resources (0054378) → Portable #1 (4202353)**

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

## Controller and operator valid-time history

- **Bill  Gaines → Gaines Trucking:** 2002-07-30 through 2004-09-15; derived from co-tenure at mine 4202353; source `msha-controller-operator-history`.
- **Bill  Gaines et al → Monument Resources:** 2004-09-16 through 2013-12-31; derived from co-tenure at mine 4202353; source `msha-controller-operator-history`.
- **Wayland  Lafont et al → Monument Resources:** 2004-09-16 through 2013-12-31; derived from co-tenure at mine 4202353; source `msha-controller-operator-history`.
- **Bill  Gaines → Monument Resources:** 2014-01-01 through current/open; derived from co-tenure at mine 4202353; source `msha-controller-operator-history`.

- History rows: 4
- Typed edges: 9
- 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 3 historical accident/injury rows; 0 coded fatalities and 10 lost days across the published record.
2. **COMPLIANCE — 0 since 2021:** Violations and penalties 65 violation rows across the full record; 24 carry an S&S flag and $63,086 appears in current assessed amounts.
3. **HEALTH — 9 samples:** Occupational health samples 8 personal; 1 area. 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 60 employee hours and 1 summed average employees across reported subunits in the latest published quarter.
5. **LEGAL — 0 linked rows:** Contests, conferences and decisions 0 contested-violation rows, 0 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 33 inspection events and 331 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 57.12032 — Inspection and cover plates.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-57/subpart-K/section-57.12032
- **30 CFR 57.14132 — Horns and backup alarms for surface equipment.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-57/subpart-M/section-57.14132
- **30 CFR 57.16005 — Securing gas cylinders.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-57/subpart-O/section-57.16005
- **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 50.30 — Preparation and submission of MSHA Form 7000-2—Quarterly Employment and Coal Production Report.** (6 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-I/part-50/subpart-D/section-50.30
- **30 CFR 56.12005 — Protection of power conductors from mobile equipment.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-K/section-56.12005
- **30 CFR 41.12 — Changes; notification by operator.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-G/part-41/subpart-B/section-41.12

## Source coverage

- **Accident, Injuries, and Illnesses:** 3 rows; 2006-11-10 through 2012-08-23; source ID `msha-accidents`
- **Addresses of Record:** 1 rows; 2025-02-12 through 2025-02-12; source ID `msha-addresses`
- **Metal and Nonmetal Area Samples:** 1 rows; 2016-09-20 through 2016-09-20; source ID `msha-area-samples`
- **Assessed Violations:** 64 rows; 2005-01-13 through 2020-10-14; source ID `msha-assessed-violations`
- **Controller and Operator History:** 4 rows; 2002-07-30 through 2004-09-16; source ID `msha-controller-operator-history`
- **Inspections:** 33 rows; 2003-07-02 through 2020-10-14; source ID `msha-inspections`
- **Mine Employment and Production — Quarterly:** 106 rows; unknown through unknown; source ID `msha-mine-production-quarterly`
- **Mine Employment and Production — Yearly:** 19 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; 2004-11-24 through 2010-05-12; source ID `msha-personal-health-samples`
- **Violations:** 65 rows; 2005-01-13 through 2020-10-14; 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/portable-1-4202353`
- JSON: `/api/v1/mines/portable-1-4202353`
- Silica records, units, sample status and quarterly means: `/api/v1/mines/4202353/silica` (snapshot year by default; `?year=all` for history; `&format=csv` for all matching rows)
- Relationship JSON: `/api/v1/mines/4202353/relationships`
- MCP resource: `mine://4202353/assessment`
- Complete Title 30 corpus: `/data/title30-sections.json`