<![CDATA[Iowa Heritage Digital Collections]]> https://www.iowaheritage.org/items/browse?tags=J.C.+Costigon&sort_field=Dublin+Core%2CCreator&output=rss2 Thu, 28 Mar 2024 16:52:14 +0000 publications@silo.lib.ia.us (Iowa Heritage Digital Collections) Zend_Feed http://blogs.law.harvard.edu/tech/rss <![CDATA[Hoffman & Broghammer Group's concrete drop spillway structure in Delaware County, Iowa; 3 miles north of Manchester, Iowa.]]> https://www.iowaheritage.org/items/show/91256

Title

Hoffman & Broghammer Group's concrete drop spillway structure in Delaware County, Iowa; 3 miles north of Manchester, Iowa.

Description

Hoffman/Broghammer concrete drop spillway structure in Delaware County, Iowa. Built in 1959, the reinforced drop spillway structure of "Island Type" serves as the tile outlet for 8" and 12" tiles and as a waterway stabilizer. The waterway was started in the fall of 1959 and completed in the spring of 1960. It was seeded to alfalfa-brome. The waterway drains 615 acres and has a surface flow with grade of 0.50%. Tile drainage outlet provided for 265 acres. Three farmers shared cost. J.C. Costigan of Elkader, Iowa was the structure contractor.

Creator

U.S. Soil Conservation Service
J. Wildman

Publisher

Soil Conservation Service
State Library of Iowa

Date

1960

Contributor

Delaware County Soil and Water Conservation District, Cherokee County, Iowa. For questions about copyright, contact the State Library of Iowa at http://www.statelibraryofiowa.org.

Rights

This Item is protected by copyright and/or related rights. You are free to use this Item in any way that is permitted by the copyright and related rights legislation that applies to your use. For other uses you need to obtain permission from the rights-holder(s). http://rightsstatements.org/vocab/InC/1.0/unknown

Format

PDF

Type

Photograph

File Name

DelawareCountySWCD_Hoffman_Broghammer_ConcreteSpillway_1960_001.pdf
DelawareCountySWCD_Hoffman_Broghammer_ConcreteSpillway_1960_002.pdf
DelawareCountySWCD_Hoffman_Broghammer_ConcreteSpillway_1960_003.pdf
DelawareCountySWCD_SpillwayDrop_1959.pdf
DelawareCountySWCD_SpillwayStructure_1960.pdf
DelawareCountySWCD_SpillwayDrop_1959.pdf
DelawareCountySWCD_Hoffman_Broghammer_ConcreteSpillway_1960_001.pdf
DelawareCountySWCD_Hoffman_Broghammer_ConcreteSpillway_1960_002.pdf
DelawareCountySWCD_Hoffman_Broghammer_ConcreteSpillway_1960_003.pdf
DelawareCountySWCD_SpillwayStructure_1960.pdf
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