... channels, overflowing the vast extent of rice-fields that lay on the east bank. This flood delayed our departure two weeks; for it swept away our pontoon-bridge at Savannah, and came near drowning John E. Smith 's division of the Fifteenth Corps, with several heavy trains of wagons that were en route from Savannah to Pocotaligo by the old causeway. General Slocum had already ferried two of his divisions ...