Safety Incidents OSHA Severe Injury Reports · 2015–2025
3,913,242Inspections Most recent open 2026-07-13 Last loaded 2026-07-17

SAN MATEO, CA —

OSHA Inspection: FOUR STAR ERECTORS, INC

Accident-driven inspection · Safety discipline

At a glance

On , OSHA opened an accident-driven safety inspection of FOUR STAR ERECTORS, INC in 506 N. DELAWARE STREET, SAN MATEO, CA 94401 (NAICS 332312). OSHA activity number 347511651.

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Where did this inspection happen?

Establishment
FOUR STAR ERECTORS, INC
Site address
506 N. DELAWARE STREET
City
SAN MATEO
State
CA
ZIP
94401
Mailing
23 RICKENBACKET CIRCLE, LIVERMORE, CA 94551

What kind of inspection was it?

Inspection type
Accident-driven (A)
Scope
Partial (B)
Discipline
Safety
Advance notice
No
Union status
A

When did the case open and close?

Opened
Closing conference
Case closed
Last modified
Data loaded

Establishment context

NAICS code
332312
Employees
25
Ownership type
A

Citations

5 citations on file for this inspection.

342(A)

Other-than-serious 1 instance 1 exposed
Issued
Penalty
Initial $5000.00 · Current $5000.00
Recent events (1)
  • — Z (O) $5000

1509(A)

Other-than-serious Gravity 5 1 instance 25 exposed
Issued
Abate by
Penalty
Initial $335.00 · Current $335.00
Recent events (1)
  • — Z (O) $335

1509(A)

Other-than-serious Gravity 10 1 instance 2 exposed
Issued
Penalty
Initial $450.00 · Current $450.00
Recent events (1)
  • — Z (O) $450

3205(C)

Other-than-serious Gravity 5 1 instance 25 exposed
Issued
Abate by
Penalty
Initial $335.00 · Current $335.00
Recent events (1)
  • — Z (O) $335

3395(I)

Other-than-serious Gravity 5 1 instance 25 exposed
Issued
Abate by
Penalty
Initial $335.00 · Current $335.00
Recent events (1)
  • — Z (O) $335

More inspections at FOUR STAR ERECTORS, INC

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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 347511651.