Safety Incidents OSHA Severe Injury Reports · 2015–2025
5,189,992Inspections Most recent open 2026-07-18 Last loaded 2026-07-22

SAN BERNARDINO, CA —

OSHA Inspection: HORIZON UNDERGROUND INC

Planned inspection · Safety discipline

At a glance

On , OSHA opened a planned safety inspection of HORIZON UNDERGROUND INC in TIPPECANOE AVE AND ORANGE SHOW ROAD, SAN BERNARDINO, CA 92408 (NAICS 237310). OSHA activity number 303591317.

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Where did this inspection happen?

Establishment
HORIZON UNDERGROUND INC
Site address
TIPPECANOE AVE AND ORANGE SHOW ROAD
City
SAN BERNARDINO
State
CA
ZIP
92408
Mailing
4360 PLAYER ROAD, CORONA, CA 92883

What kind of inspection was it?

Inspection type
Planned (H)
Scope
No inspection (D)
Discipline
Safety
Advance notice
No
Union status
Y

When did the case open and close?

Opened
Closing conference
Case closed
Last modified
Data loaded

Establishment context

NAICS code
237310
SIC code (legacy)
1622
Ownership type
A

Citations

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.

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Source

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 303591317.