What is Class III asbestos work primarily concerned with?

Class III asbestos work is primarily concerned with repair and maintenance operations that are likely to disturb asbestos-containing materials (ACM). This classification includes activities that might not involve large-scale removal of asbestos but can still lead to the release of asbestos fibers into the air. Such work often includes tasks like patching, replacing, or repairing materials that are known to contain asbestos, making it essential for workers to follow specific safety and regulatory guidelines to minimize exposure.

This level of work requires particular attention because the disturbance of ACM can pose health risks, not only to workers but also to others in the vicinity. Proper training and protective measures are vital to ensure that the work is conducted safely and in compliance with regulatory standards.

Other choices focus on different aspects of asbestos management. Some involve activities that may not disturb ACM at all, while others are related to cleaning, waste disposal, or emergency responses, which do not fall under the same category as routine maintenance and repair operations that could affect ACM. Thus, they do not accurately define the range of activities covered by Class III asbestos work.