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This stream, near Oxford, Iowa was filled with silt, surface vegetation and roots forcing it to meander through the district. Because of sluggish drainage, heavy rain would raise the stream over an adjoining road. Under the direction of DuPont explosives experts, a four foot ditch 225 feet long was dug almost instantly by dynamite. Then the water drained freely.
A sluggish stream, blocked by silt, vegetation and roots, was released quickly through ditching a 225 foot long, channel engineers. It required 100 pounds of dynamite for a job that would have taken a long time by dragline.