Safety Incidents OSHA Severe Injury Reports · 2015–2025
5,189,214Inspections Most recent open 2026-07-16 Last loaded 2026-07-20

OSHA Inspection: MAST BUILDERS, LLC

Planned inspection · Safety discipline

On , OSHA opened a planned safety inspection of MAST BUILDERS, LLC in 2894 58TH STREET, EAU CLAIRE, WI 54703 (NAICS 238130). OSHA activity number 348007006.

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Establishment
MAST BUILDERS, LLC
Site address
2894 58TH STREET
City
EAU CLAIRE
State
WI
ZIP
54703
Mailing
N 10212 600TH STREET, WHEELER, WI 54772
Inspection type
Planned (H)
Scope
Partial (B)
Discipline
Safety
Advance notice
No
Union status
B
Opened
Closing conference
Case closed
Last modified
Data loaded
NAICS code
238130
Employees
6
Ownership type
A

2 citations on file for this inspection.

1926.501 B01

Serious Gravity 5 1 instance 1 exposed
Issued
Abate by
Penalty
Initial $3547.00 · Current $2483.00 Reduced
29 CFR 1926.501(b)(1):  Each employee on a walking/working surface with an unprotected side or edge which was 6 feet (1.8 m) or more above a lower level was not protected from falling by the use of guardrail systems, safety net systems, or personal fall arrest systems:  (a) Southeast corner of post frame structure; On or about January 29, 2025, one or more methods of fall protection was not in place while working from the post frame structure approximately 17 feet above ground level.
Recent events (2)
  • — I (S) $2482.9
  • — Z (S) $3547

1926.503 A01

Serious Gravity 5 1 instance 1 exposed
Issued
Abate by
Penalty
Initial $0.00 · Current $0.00
29 CFR 1926.503(a)(1): The employer did not provide a training program for each employee potentially exposed to fall hazards to enable each employee to recognize the hazards of falling and the procedures to be followed in order to minimize these hazards:   (a) Southeast corner of post frame structure; On or about January 29, 2025, an employee exposed to fall hazards was not adequately trained to recognize fall hazards and/or the procedures to be followed to minimize fall hazards.
Recent events (2)
  • — I (S) $0
  • — Z (S) $0

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 348007006.