The state’s Inspectional Services Department (ISD) and the U.,Two government organizations have launched investigations into Monday’s platform collapse at the Piano Row construction site that killed two laborers and a Boston doctor whose car was crushed by the falling apparatus.

The state’s Inspectional Services Department (ISD) and the U.S. Department of Labor’s Occupational Safety and Health Administration (OSHA) have begun inquiries into the cause of the accident.

The men were killed at about 1:15 p.m. Monday afternoon when a three-ton lift used to finish the fa