What does the OSHA requirement enforce regarding trench safety?

The requirement enforced by OSHA regarding trench safety primarily focuses on providing protection from excavation collapse. This is crucial because trenches are considered deep excavations that can pose significant risks to workers. When walls of a trench are not properly supported or protected, they can cave in, which could lead to severe injuries or fatalities.

OSHA mandates that employers must implement specific safety measures such as using protective systems like trench boxes, shoring, or sloping to prevent collapses. These measures are essential for maintaining a safe work environment and ensuring that workers are protected from the hazards associated with excavation work. Ensuring that trenches are stable and secure is foundational to safe trench operations, aligning with OSHA's overarching goal of minimizing workplace injuries and ensuring worker safety.