A semi crash on Highway 218 in Waterloo early Monday morning scattered a significant amount of debris and left the driver with minor injuries. The crash happened around 4:00 a.m. near the San Marnan Drive exit. Police say the driver was traveling north and lost control of the semi on a curve. The driver hit a pylon that powers an electronic sign. The unidentified driver was transported to MercyOne Waterloo Medical Center with minor injuries, but is expected to recover. The semi was carrying processed ground turkey in bags.