# Crandall Pit

- **MSHA mine ID:** 4201610
- **Status:** Active
- **Type / commodity:** Surface / Construction Sand and Gravel
- **Location:** Summit, UT
- **Operator:** Crandall's Crushing Corp.
- **Controller:** Lorie  Leavitt; Scott W Crandall; Curtis  Crandall
- **Public source rows linked:** 407
- **Source coverage:** 11 / 20
- **Generated:** 2026-10-13T11:26:59.401Z

## Current entity hierarchy

**Lorie  Leavitt; Scott W Crandall; Curtis  Crandall (0173360) → Crandall's Crushing Corp. (L32188) → Crandall Pit (4201610)**

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

## Controller and operator valid-time history

- **Orland  Crandall → Crandall's Crushing Corp.:** 1979-01-01 through 2016-01-20; derived from co-tenure at mine 4201610; source `msha-controller-operator-history`.
- **Mark  Crandall → Crandall's Crushing Corp.:** 2016-01-21 through 2019-12-18; derived from co-tenure at mine 4201610; source `msha-controller-operator-history`.
- **Colleen  Crandall → Crandall's Crushing Corp.:** 2019-12-19 through 2022-11-27; derived from co-tenure at mine 4201610; source `msha-controller-operator-history`.
- **Curtis  Crandall et al → Crandall's Crushing Corp.:** 2022-11-28 through current/open; derived from co-tenure at mine 4201610; source `msha-controller-operator-history`.
- **Lorie  Leavitt et al → Crandall's Crushing Corp.:** 2022-11-28 through current/open; derived from co-tenure at mine 4201610; source `msha-controller-operator-history`.
- **Scott W Crandall et al → Crandall's Crushing Corp.:** 2022-11-28 through current/open; derived from co-tenure at mine 4201610; source `msha-controller-operator-history`.

- History rows: 6
- 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 — 0 since 2021:** Accidents and injuries 1 historical accident/injury rows; 0 coded fatalities and 153 lost days across the published record.
2. **COMPLIANCE — 12 since 2021:** Violations and penalties 35 violation rows across the full record; 2 carry an S&S flag and $4,092 appears in current assessed amounts.
3. **HEALTH — 20 samples:** Occupational health samples 17 personal; 3 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 4K 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 — 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 — 14 since 2021:** Inspections 50 inspection events and 532 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 56.14132 — 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 56.12032 — 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 56.14107 — Moving machine parts.** (3 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14107
- **30 CFR 56.4200 — General requirements.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-C/section-56.4200
- **30 CFR 56.4130 — Electric substations and liquid storage facilities.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-C/section-56.4130
- **30 CFR 56.14206 — Securing movable parts.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14206
- **30 CFR 56.9300 — Berms or guardrails.** (2 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-H/section-56.9300
- **30 CFR 56.12013 — Splices and repairs of power cables.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-K/section-56.12013
- **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

## Source coverage

- **Accident, Injuries, and Illnesses:** 1 rows; 2010-11-19 through 2010-11-19; source ID `msha-accidents`
- **Addresses of Record:** 1 rows; 2016-05-11 through 2016-05-11; source ID `msha-addresses`
- **Metal and Nonmetal Area Samples:** 3 rows; 2014-12-11 through 2014-12-11; source ID `msha-area-samples`
- **Assessed Violations:** 35 rows; 2000-02-09 through 2026-01-14; source ID `msha-assessed-violations`
- **Controller and Operator History:** 6 rows; 1979-01-01 through 1979-01-01; source ID `msha-controller-operator-history`
- **Inspections:** 50 rows; 2000-02-09 through 2026-08-27; source ID `msha-inspections`
- **Mine Employment and Production — Quarterly:** 205 rows; unknown through unknown; source ID `msha-mine-production-quarterly`
- **Mine Employment and Production — Yearly:** 53 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:** 17 rows; 2006-04-25 through 2026-08-28; source ID `msha-personal-health-samples`
- **Violations:** 35 rows; 2000-02-09 through 2026-01-14; 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/crandall-pit-4201610`
- JSON: `/api/v1/mines/crandall-pit-4201610`
- Silica records, units, sample status and quarterly means: `/api/v1/mines/4201610/silica` (snapshot year by default; `?year=all` for history; `&format=csv` for all matching rows)
- Relationship JSON: `/api/v1/mines/4201610/relationships`
- MCP resource: `mine://4201610/assessment`
- Complete Title 30 corpus: `/data/title30-sections.json`