Fall of crane trolley - death of person under

As per news paper report, A civil engineer died due to fall of crane trolley from top. The wire rope snapped leading to fall of trolley. It appears warning sign boards were not there to prevent movement of persons.

The offence was registered by police under Indian Penal Code Section 304 (causing death due to negligence) against the project engineer and safety supervisor.
Such incidents can be prevented by barricading the area under loads being lifted, placing caution boards and ensuring supervision.