Safety Incidents OSHA Severe Injury Reports · 2015–2025
2,004,209Inspections Most recent open 2026-07-13 Last loaded 2026-07-17

CASTRO VALLEY, CA —

OSHA Inspection: BLACK DIAMOND ROOFING INC.

Complaint inspection · Safety discipline

At a glance

On , OSHA opened a complaint safety inspection of BLACK DIAMOND ROOFING INC. in 21091 WILBEAM AVE., CASTRO VALLEY, CA 94546 (NAICS 238160). OSHA activity number 344639588.

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Where did this inspection happen?

Establishment
BLACK DIAMOND ROOFING INC.
Site address
21091 WILBEAM AVE.
City
CASTRO VALLEY
State
CA
ZIP
94546
Mailing
837 ARNOLD DRIVE BAY 10, MARTINEZ, CA 94553

What kind of inspection was it?

Inspection type
Complaint (B)
Scope
Partial (B)
Discipline
Safety
Advance notice
No
Union status
B

When did the case open and close?

Opened
Closing conference
Case closed
Last modified
Data loaded

Establishment context

NAICS code
238160
Employees
12
Ownership type
A

Citations

7 citations on file for this inspection.

1731(D)(2)

Other-than-serious 1 instance 2 exposed
Issued
Penalty
Initial $225.00 · Current $150.00 Reduced
Recent events (2)
  • — I (O) $150
  • — Z (O) $225

1509(A)

Other-than-serious Gravity 5 4 instances 16 exposed
Issued
Penalty
Initial $335.00 · Current $225.00 Reduced
Recent events (2)
  • — I (O) $225
  • — Z (O) $335

1512(B)

Other-than-serious Gravity 1 1 instance 3 exposed
Issued
Penalty
Initial $280.00 · Current $185.00 Reduced
Recent events (2)
  • — I (O) $185
  • — Z (O) $280

1527(A)(1)

Other-than-serious Gravity 1 1 instance 3 exposed
Issued
Penalty
Initial $165.00 · Current $110.00 Reduced
Recent events (2)
  • — I (O) $110
  • — Z (O) $165

1731(D)(1)

Other-than-serious Gravity 10 1 instance 2 exposed
Issued
Penalty
Initial $560.00 · Current $375.00 Reduced
Recent events (2)
  • — I (O) $375
  • — Z (O) $560

3395(I)

Other-than-serious Gravity 5 3 instances 3 exposed
Issued
Penalty
Initial $335.00 · Current $225.00 Reduced
Recent events (2)
  • — I (O) $225
  • — Z (O) $335

1731(C)(1)

Serious Gravity 10 1 instance 2 exposed
Issued
Penalty
Initial $7875.00 · Current $3375.00 Reduced
Recent events (2)
  • — I (S) $3375
  • — Z (S) $7875

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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 344639588.