# Wythe Sand Co

- **MSHA mine ID:** 4402335
- **Status:** Active
- **Type / commodity:** Surface / Crushed, Broken Sandstone
- **Location:** Wythe, VA
- **Operator:** Salem Stone Corp
- **Controller:** Doug  Dalton
- **Public source rows linked:** 375
- **Source coverage:** 12 / 20
- **Generated:** 2026-10-17T06:17:15.228Z

## Current entity hierarchy

**Doug  Dalton (M13395) → Salem Stone Corp (L06269) → Wythe Sand Co (4402335)**

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

## Controller and operator valid-time history

- **Boward G  LocherJr → Locher & Company Inc:** 1950-01-01 through 1988-01-24; derived from co-tenure at mine 4402335; source `msha-controller-operator-history`.
- **Adams Construction Company → Adams Construction Company:** 1988-01-25 through 1989-04-02; derived from co-tenure at mine 4402335; source `msha-controller-operator-history`.
- **Doug  Dalton → Salem Stone Corp:** 1989-04-03 through current/open; derived from co-tenure at mine 4402335; source `msha-controller-operator-history`.

- History rows: 3
- 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: 2026-10-17T05:35:58.500035+00:00.

## Assessment signals

1. **SAFETY — 1 since 2021:** Accidents and injuries 6 historical accident/injury rows; 0 coded fatalities and 12 lost days across the published record.
2. **COMPLIANCE — 6 since 2021:** Violations and penalties 38 violation rows across the full record; 6 carry an S&S flag and $4,238 appears in current assessed amounts.
3. **HEALTH — 52 samples:** Occupational health samples 52 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 3K employee hours and 7 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 — 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 — 12 since 2021:** Inspections 70 inspection events and 1K 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 56.14107 — 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
- **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 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 56.20003 — 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 56.14101 — Brakes.** (2 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14101
- **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 56.20002 — Potable water.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-S/section-56.20002
- **30 CFR 56.13015 — Inspection of compressed-air receivers and other unfired pressure vessels.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-L/section-56.13015
- **30 CFR 56.15001 — First-aid materials.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-N/section-56.15001
- **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

## Source coverage

- **Accident, Injuries, and Illnesses:** 6 rows; 2000-03-08 through 2024-12-10; source ID `msha-accidents`
- **Addresses of Record:** 1 rows; 1991-02-08 through 1991-02-08; source ID `msha-addresses`
- **Assessed Violations:** 38 rows; 2000-06-14 through 2024-08-16; source ID `msha-assessed-violations`
- **Contractor Employment and Production — Quarterly:** 38 rows; unknown through unknown; source ID `msha-contractor-production-quarterly`
- **Contractor Employment and Production — Yearly:** 11 rows; unknown through unknown; source ID `msha-contractor-production-yearly`
- **Controller and Operator History:** 3 rows; 1950-01-01 through 1989-04-03; source ID `msha-controller-operator-history`
- **Inspections:** 70 rows; 2000-06-14 through 2026-06-08; source ID `msha-inspections`
- **Mine Employment and Production — Quarterly:** 36 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:** 52 rows; 2001-06-07 through 2026-06-09; source ID `msha-personal-health-samples`
- **Violations:** 38 rows; 2000-06-14 through 2024-08-16; 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/wythe-sand-co-4402335`
- JSON: `/api/v1/mines/wythe-sand-co-4402335`
- Silica records, units, sample status and quarterly means: `/api/v1/mines/4402335/silica` (snapshot year by default; `?year=all` for history; `&format=csv` for all matching rows)
- Relationship JSON: `/api/v1/mines/4402335/relationships`
- MCP resource: `mine://4402335/assessment`
- Complete Title 30 corpus: `/data/title30-sections.json`