A 53-year-old backhoe operator was killed, and his son seriously injured, when the wall of a trench they were working in caved in. The victims were part of a four-person crew that was installing drainpipe in a trench measuring about 16 feet (about five meters) deep, 15 feet wide (4.5 meters) and 60 feet (18 meters) long. The trench was not sloped, shored or shielded. The spoils pile was positioned directly at the edge of the trench. Access to and from the bottom of the trench was a sloped section that formed a ramp, and was located at the opposite end, […]