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

OSHA Inspection: SHANNON MASONRY CONSTRUCTION, INC.

Planned inspection · Safety discipline

On , OSHA opened a planned safety inspection of SHANNON MASONRY CONSTRUCTION, INC. in 4220 SILVERADO TRAIL, NAPA, CA 94558 (NAICS 238140). OSHA activity number 317432607.

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Site address
4220 SILVERADO TRAIL
City
NAPA
State
CA
ZIP
94558
Mailing
3100 DUTTON AVE STE 223, SANTA ROSA, CA 95407
Inspection type
Planned (H)
Scope
Partial (B)
Discipline
Safety
Advance notice
No
Union status
N
Opened
Closing conference
Case closed
Last modified
Data loaded
NAICS code
238140
SIC code (legacy)
1741
Employees
30
Ownership type
A

5 citations on file for this inspection.

1509 A

Other-than-serious 1 instance 4 exposed
Issued
Abate by
Penalty
Initial $165.00 · Current $165.00

1644 A03

Other-than-serious 14 instances 4 exposed
Issued
Abate by
Penalty
Initial $560.00 · Current $560.00

3395 F01

Other-than-serious 1 instance 1 exposed
Issued
Abate by
Penalty
Initial $250.00 · Current $250.00

1644 A05

Serious 3 instances 4 exposed
Issued
Abate by
Penalty
Initial $3035.00 · Current $3035.00

1644 A06

Serious 2 instances 4 exposed
Issued
Abate by
Penalty
Initial $3035.00 · Current $3035.00

View SHANNON MASONRY CONSTRUCTION, INC.'s full OSHA safety record →

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 317432607.