3,779Inspections Most recent open 2026-06-30 Last loaded 2026-07-03
Safety Incidents OSHA Severe Injury Reports · 2015–2025

OSHA Inspection: SIERRA AGGREGATE COMPANY

Planned inspection · Safety discipline

On , OSHA opened a planned safety inspection of SIERRA AGGREGATE COMPANY in LUCERNE VALLEY, CA 92356 (NAICS 212319). OSHA activity number 349007336.

Establishment
SIERRA AGGREGATE COMPANY
Site address
CAMP ROCK ROAD 34.684612, -116.620339
City
LUCERNE VALLEY
State
CA
ZIP
92356
Mailing
8119 WING AVENUE, EL CAJON, CA 92020
Inspection type
Planned (H)
Scope
Complete (A)
Discipline
Safety
Advance notice
No
Union status
B
Opened
Last modified
Data loaded
NAICS code
212319
Employees
4
Ownership type
A

No citations on file for this inspection. OSHA's citation feed is backfilled in rolling windows; this inspection may have been closed without violations, or its citation rows may not have been ingested yet.

This record is reproduced from the U.S. Department of Labor Open Data API (OSHA inspection dataset). The original IMIS detail view is available at OSHA's Establishment Search for activity number 349007336.