Poor supervision and poor planning were to blame for a fatality that occurred when a trench caved in and crushed an electrician. He was part of a crew working on construction of a shopping center. He had been digging a trench to place electrical cables for connection to a transformer. The transformer had been put into position on a concrete block foundation. The workers began digging the trench within two feet (less than a meter) of the concrete. As they progressed, they did not notice the sandy soil sliding from the sides to the base of the trench, nor did they notice movement […]