Belt guard protecting machine motor

Miami Concrete Manufacturer Cited by OSHA After Worker's Fatal Injury

Adonel Concrete Corp. faces more than $58K in penalties following a July 2025 incident involving inadequate machine guarding and safety protocols.

Federal safety investigators have cited a Miami-based concrete block manufacturer after a worker suffered fatal injuries while operating machinery last summer.

The U.S. Department of Labor’s OSHA began an inspection of Adonel Concrete Corp., which operates as Adonel Block Manufacturing Corp., following the July 2025 incident. Investigators determined the employee was fatally injured after entering an unprotected area of a concrete block cubing machine.

The agency issued nine serious violations against the company, totaling $58,604 in assessed penalties.

According to the citation, the company failed to provide adequate machine guarding to protect workers from moving parts. Investigators also found that the facility lacked proper lockout/tagout procedures, which are essential for ensuring machines do not unexpectedly start or release hazardous energy during maintenance or entry.

The inspection further revealed several health and safety gaps beyond the immediate cause of the accident. OSHA noted that the manufacturer failed to mark electrical panels and ensure locking mechanisms were operational.

Additionally, the company was cited for failing to implement an effective hearing conservation program for employees exposed to high-noise levels and for neglecting to incorporate silica hazards into its formal hazard communication program. Crystalline silica, a common byproduct in concrete manufacturing, can cause serious lung disease if workers are not properly protected or informed of the risks.

Adonel Concrete Corp. has 15 business days from the receipt of the citations to comply, request an informal conference with OSHA’s area director, or contest the findings before the independent Occupational Safety and Health Review Commission.

About the Author

Jesse Jacobs is assistant editor of OHSOnline.com.

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