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Three men stand by water drainage culvert looking at book

Ferris South Hungerford Structure

This structure is in Section 26, Hungerford

Road Structure 4 miles north of Sioux City, Iowa in Plymouth County.

This photo shows a 36 inch corrugated metal pipe laid before covering on a county farmer (G. Fry) cooperative road structure. At the double elbow section to the left is where the downstream berm will be located. The structure has a slotted flume…

Phillips Watershed

Airview of Phillips Watershed. Road structure on N-S Road at Station 134 +29 main gully in Mapleton, Iowa in Monona County

Meis Farm watershed structure

Northwest Section 6, Elgin Township

Meis Farm waterway structure

Northwest Section 6, Elgin Township

Mariana-Davis Battle Creek Watershed

This is the after picture of a drop inlet structure 2 miles south of Soldier, Iowa

Three men in hard hats

One man peers into pipe in the ground and the other stand by a wagon with equipment

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