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

OSHA Inspection: DENNIS & WILLIAM DE LA ROSA DBA DB CONSTRUCTION CO

Accident-driven inspection · Safety discipline

On , OSHA opened an accident-driven safety inspection of DENNIS & WILLIAM DE LA ROSA DBA DB CONSTRUCTION CO in 9485 HAVEN AVE, RANCHO CUCAMONGA, CA 91730 (NAICS 238310). OSHA activity number 313511628.

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Site address
9485 HAVEN AVE
City
RANCHO CUCAMONGA
State
CA
ZIP
91730
Mailing
611 S PALM STREET STE H, LA HABRA, CA 90631
Inspection type
Accident-driven (A)
Scope
Partial (B)
Discipline
Safety
Advance notice
No
Union status
N
Opened
Closing conference
Case closed
Last modified
Data loaded
NAICS code
238310
SIC code (legacy)
1742
Employees
3
Ownership type
A
Industry flags
Construction safety.

5 citations on file for this inspection.

342 A

Other-than-serious 1 instance 1 exposed
Issued
Abate by
Penalty
Initial $5000.00 · Current $50.00 Reduced
Recent events (2)
  • — F (O) $50.00
  • — Z (O) $5000.00

1509 C

Other-than-serious Gravity 03 1 instance 2 exposed
Issued
Abate by
Penalty
Initial $175.00 · Current $50.00 Reduced
Recent events (2)
  • — F (O) $50.00
  • — Z (O) $175.00

3276 C03

Other-than-serious Gravity 03 1 instance 1 exposed
Issued
Abate by
Penalty
Initial $350.00 · Current $50.00 Reduced
Recent events (2)
  • — F (O) $50.00
  • — Z (O) $350.00

3381 A

Other-than-serious Gravity 03 1 instance 1 exposed
Issued
Abate by
Penalty
Initial $350.00 · Current $50.00 Reduced
Recent events (2)
  • — F (O) $50.00
  • — Z (O) $350.00

1646 F

Serious 1 instance 1 exposed
Issued
Abate by
Penalty
Initial $10800.00 · Current $1800.00 Reduced
Recent events (2)
  • — F (S) $1800.00
  • — Z (S) $10800.00

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 313511628.