March 31, 1930
Construction begins on the three-mile Hawk’s Nest Tunnel through Gauley Mountain, W. Va., as part of a hydroelectric project. A congressional hearing years later was to report that 476 laborers in the mostly Black migrant workforce of 3,000 were exposed to silica rock dust in the course of their 10-hour-a-day, six-days-a-week shifts and died of silicosis. Some researchers say that more than 1,000 died.  
~ Labor Tribune