Iowa Drainage Law ManualDavid Claman, Preliminary Bridge, Iowa DOT, Bridges and Structures Carl Elshire, Sewer Enterprise Administrator, City of Des Moines Don Etler, Consulting Engineer, Kuehl and Payer, Ltd. Julie Fridolfson, Drainage Clerk, Humboldt County Auditor’s Office … Get Content Here Final Report March 2005David Claman, Preliminary Bridge Iowa DOT, Bridges and Structures Carl Elshire, […]