Manhole entry kills entrant and almost killed a “would-be rescuer” (H2S and O2 deficiency)
At 9:00 a.m. on May 29, 2020, Employee #1 and #2, coworkers, discussed entry into a manhole to clear a blockage. Employee #1 entered into the manhole without personal protective equipment, without training, and without performing any air quality testing. Employee #1 successfully placed the line to clear the blockage and began to climb out…....