Why Accidents Occur Every accident is caused by a breakdown in one of four areas: the worker, the tools used, the materials used, or the methods used. Often there is a breakdown in at least two areas; one being the worker and the other coming from one of the three other areas. The accident’s cause usually results from an unsafe act or an unsafe condition. Today we will review some types of unsafe acts, the results from, and unsafe conditions. Guide for Discussion Types of Unsafe Acts: Operating a tool or some equipment without authority. Working at an unsafe speed. Using unsafe or...