Safety Incidents OSHA Severe Injury Reports · 2015–2025
5,189,645Inspections Most recent open 2026-07-16 Last loaded 2026-07-20

OSHA Inspection: AMERICAN CAISSON INC DBA THE MAHAFFEY COMPANIES

Accident-driven inspection · Safety discipline

On , OSHA opened an accident-driven safety inspection of AMERICAN CAISSON INC DBA THE MAHAFFEY COMPANIES in EAST BOUND 118 FWY., EAST OF YOSEMITE ST., SIMI VALLEY, CA 93065 (NAICS 237310). OSHA activity number 310199161.

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Site address
EAST BOUND 118 FWY., EAST OF YOSEMITE ST.
City
SIMI VALLEY
State
CA
ZIP
93065
Mailing
1800 SO. ALAMEDA ST., COMPTON, CA 90221
Inspection type
Accident-driven (A)
Scope
Partial (B)
Discipline
Safety
Advance notice
No
Union status
Y
Opened
Closing conference
Case closed
Last modified
Data loaded
NAICS code
237310
SIC code (legacy)
1611
Employees
11
Ownership type
A
Industry flags
Construction safety.

3 citations on file for this inspection.

1509 A

Other-than-serious 1 instance 50 exposed
Issued
Abate by
Penalty
Initial $135.00 · Current $135.00
Recent events (2)
  • — W (O) $135.00
  • — Z (O) $135.00

3395 E03

Other-than-serious 1 instance 50 exposed
Issued
Abate by
Penalty
Initial $410.00 · Current $200.00 Reduced
Recent events (2)
  • — F (O) $200.00
  • — Z (O) $410.00

1712 C01

Serious 1 instance 3 exposed
Issued
Abate by
Penalty
Initial $1440.00 · Current $3600.00
Recent events (2)
  • — F (S) $3600.00
  • — Z (S) $1440.00

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 310199161.