UNITED STATES
DEPARTMENT OF LABOR

Abstract: At 2:30 p.m. on February 27, 2017, an employee was working for a firm engaged in commercial and institutional building construction. The employee was a full tim e union labor apprentice. His immediate supervisor was on site at the time of t he incident. The work site he was at was a mixed residential and commercial new construction building with a underground concrete parking garage. The employee was working inside a new construction concrete parking garage located undergroun d. He was stripping plywood from the ceiling from a post and beam aluminum shori ng system. He had a 1.22-meter by 2.44-meter (4-foot by 8-foot) piece of plywood in his hand that had been stripped down from the ceiling. The supports of the p ost and beam aluminum shoring system were approximately 1.8 meters (6 feet) apar t. The employee turned and struck a shore from which a 64-millimeter (2.5-inch ) jet lock was protruding. The shore fell, and as it did, it threw the employee into another shore. He was impaled by the second shore's 64-millimeter (2.5-inch ) jet lock. The employee sustained fractured ribs and a puncture of the lungs. His lungs collapsed due to the puncture and he was hospitalized for more than 2 4 hours. DOSH learned of the incident from the employer and emergency services. The employer complied with the reporting requirement. DOSH arrived on site on March 29, 2017. No accident-related citations were issued as a result of the in vestigation.