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Getting Smoothness and Density Just Right

Better Roads Staff - Nov 12, 2012

Getting Smoothness and Density Just Right

By Daniel C. Brown, Contributing Editor   An Iowa-based contractor has won 80 percent of the available bonus payments on a successful 18-mile, two-lane asphalt paving project near Grinnell, Iowa. The Iowa Department of Transportation awarded Manatts Inc., Newton, a total of approximately ...

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