Old Roberson PitPast Producer • Sand and Gravel, Construction
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UnknownPast Producer • Sand and Gravel, Construction
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Peterson PitPast Producer • Sand and Gravel, Construction
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UnknownPast Producer • Sand and Gravel, Construction
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UnknownPast Producer • Sand and Gravel, Construction
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Iowa State Univ. Coal Prep. PlantProducer • Bituminous
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Onion Creek QuarriesPast Producer • Limestone, Dimension
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UnknownPast Producer • Sand and Gravel, Construction
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UnknownPast Producer • Sand and Gravel, Construction
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Central Iowa MinePast Producer • Stone, Crushed/Broken
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Cook PitPast Producer • Sand and Gravel, Construction
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Ames MineProducer • Stone, Crushed/Broken
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Ames MineProducer • Stone, Crushed/Broken
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E. Aarthun PitPast Producer • Sand and Gravel, Construction
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UnknownPast Producer • Sand and Gravel, Construction
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Boyd PitPast Producer • Sand and Gravel, Construction
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Ames PitProducer • Sand and Gravel, Construction
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