Asphalt Rubber Technology Information Center
White Topping in Washington County, Iowa
Author(s):
Huber, Robert G.  
Origin:
Iowa  
Date:
September, 1987  
Categories:
Performance  
Key Words:

Summary:
What do you do with 9.00 miles of 20-year-old asphalt pavement with a traffic count of 1000 to 2400 vehicles per day?  
That was the case with County Road W55, which starts at the Washington County line and runs north 9.00 miles to
Washington, Iowa.
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