In Lewisville, Texas, 20 miles outside of Dallas, a park-and-ride transit area was under construction. Early Thursday morning, according to The Dallas Morning News, the Denton County Transportation Authority says, "says the boom on aconcrete pumping truck collapsed onto the four workers." 

The collapse killed two workers. The other two were injured, but their injuries were reportedly not life-threatening. The Transportation Authority has halted construction. They say the area will remain closed until a thorough investigation into this deadly construction accident is conducted.