In 2018, OSHA announced that reducing trenching an excavation hazards on construction sites would be their priority goal. Since that time, the agency has releases a variety of different materials to help build outreach to contractors across the country, including updating their National Emphasis Program (NEP) on trench safety. On a recent newsletter, OSHA highlighted a video about soil classification in trenches and excavations, meant as an introduction to those who want to know more about the process.