# Portable Screening Plant

- **MSHA mine ID:** 0504788
- **Status:** Intermittent
- **Type / commodity:** Surface / Construction Sand and Gravel
- **Location:** Pueblo, CO
- **Operator:** Tony J  Beltramo & Sons, Inc.
- **Controller:** Shauna  Beltramo; Timothy J Beltramo
- **Public source rows linked:** 338
- **Source coverage:** 12 / 20
- **Generated:** 2026-10-13T11:26:59.401Z

## Current entity hierarchy

**Shauna  Beltramo; Timothy J Beltramo (0158483) → Tony J  Beltramo & Sons, Inc. (L12462) → Portable Screening Plant (0504788)**

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

## Controller and operator valid-time history

- **Robert D  Beltramo  et al → Tony J  Beltramo & Sons, Inc.:** 2004-01-26 through 2014-08-28; derived from co-tenure at mine 0504788; source `msha-controller-operator-history`.
- **Joseph A  Beltramo  et al → Tony J  Beltramo & Sons, Inc.:** 2004-01-26 through 2014-08-28; derived from co-tenure at mine 0504788; source `msha-controller-operator-history`.
- **Timothy J Beltramo et al → Tony J  Beltramo & Sons, Inc.:** 2014-08-29 through 2020-01-24; derived from co-tenure at mine 0504788; source `msha-controller-operator-history`.
- **Robert D Beltramo et al → Tony J  Beltramo & Sons, Inc.:** 2014-08-29 through 2020-01-24; derived from co-tenure at mine 0504788; source `msha-controller-operator-history`.
- **Timothy J Beltramo et al → Tony J  Beltramo & Sons, Inc.:** 2020-01-25 through current/open; derived from co-tenure at mine 0504788; source `msha-controller-operator-history`.
- **Shauna  Beltramo et al → Tony J  Beltramo & Sons, Inc.:** 2020-01-25 through current/open; derived from co-tenure at mine 0504788; source `msha-controller-operator-history`.

- History rows: 6
- Typed edges: 10
- 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 0 historical accident/injury rows; 0 coded fatalities and 0 lost days across the published record.
2. **COMPLIANCE — 12 since 2021:** Violations and penalties 52 violation rows across the full record; 16 carry an S&S flag and $9,418 appears in current assessed amounts.
3. **HEALTH — 3 samples:** Occupational health samples 2 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 250 employee hours and 2 summed average employees across reported subunits in the latest published quarter.
5. **LEGAL — 36 linked rows:** Contests, conferences and decisions 18 contested-violation rows, 18 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 — 6 since 2021:** Inspections 34 inspection events and 343 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 56.9300 — 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 56.11002 — Handrails and toeboards.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-J/section-56.11002
- **30 CFR 56.12030 — Correction of dangerous conditions.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-K/section-56.12030
- **30 CFR 56.14107 — Moving machine parts.** (4 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14107
- **30 CFR 56.11003 — Construction and maintenance of ladders.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-J/section-56.11003
- **30 CFR 56.4201 — Inspection.** (2 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-C/section-56.4201
- **30 CFR 56.1000 — Notification of commencement of operations and closing of mines.** (2 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-A/section-56.1000

## Source coverage

- **Addresses of Record:** 1 rows; 2026-02-24 through 2026-02-24; source ID `msha-addresses`
- **Metal and Nonmetal Area Samples:** 1 rows; 2014-06-10 through 2014-06-10; source ID `msha-area-samples`
- **Assessed Violations:** 51 rows; 2004-09-28 through 2025-11-17; source ID `msha-assessed-violations`
- **Civil Penalty Dockets and Decisions:** 18 rows; 2007-10-16 through 2018-05-16; source ID `msha-civil-penalty-dockets-decisions`
- **Contested Violations:** 18 rows; 2006-07-27 through 2017-08-23; source ID `msha-contested-violations`
- **Controller and Operator History:** 6 rows; 2004-01-26 through 2004-01-26; source ID `msha-controller-operator-history`
- **Inspections:** 34 rows; 2004-07-07 through 2025-11-17; source ID `msha-inspections`
- **Mine Employment and Production — Quarterly:** 125 rows; unknown through unknown; source ID `msha-mine-production-quarterly`
- **Mine Employment and Production — Yearly:** 29 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:** 2 rows; 2005-01-26 through 2016-09-28; source ID `msha-personal-health-samples`
- **Violations:** 52 rows; 2004-09-28 through 2025-11-17; 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-screening-plant-0504788`
- JSON: `/api/v1/mines/portable-screening-plant-0504788`
- Silica records, units, sample status and quarterly means: `/api/v1/mines/0504788/silica` (snapshot year by default; `?year=all` for history; `&format=csv` for all matching rows)
- Relationship JSON: `/api/v1/mines/0504788/relationships`
- MCP resource: `mine://0504788/assessment`
- Complete Title 30 corpus: `/data/title30-sections.json`