As rain poured down on Clarksville, Tenn., and floodwaters rose in early May 2010, the city’s utility collections team members could do little besides wait to find out what they would face when the waters receded.As it turned out, that was quite a bit. In the months afterward, they scrambled to keep diesel-driven bypass pumps at lift stations fueled and maintained, refurbished or fully rebuilt several major lift stations, jet-vacuumed countless cubic yards of silt, sand and gravel from 16- to 48-inch mainlines and a great deal more.In the weeks just after the flood, crew members worked ridiculous hours, some
