Jackson County is comprised of 607 square miles, of which approximately 240 square miles are unincorporated. County forces maintain approximately 470 miles of roads, of which about 90 percent are composed of oiled earth and the accumulation of years of chip and seal treatments. An additional two percent of the County roads are untreated gravel. Coupled with the rising costs of asphalt overlays and sealing applications and the County's need for the replacement of many structurally-deficient or functionally-obsolete bridges and regular maintenance, an alternative method for improving roadways of the road and bridge network is needed. The need is twofold: stretching the available funds and conserving the unrenewable resources. In the past several years, construction material costs, especially the cost of liquid asphalt, have risen drastically. Asphalt oil has increased from $17 per ton to over $100 per ton in the past few years. Fuel costs have also increased by several hundred percent adding to the total construction cost of any roadway improvement program.
After some success in the process of recycling asphalt pavements in 1975, Kossuth County decided to implement further recycling projects on a larger s...
The primary objective of this project was to demonstrate the feasibility of constructing a bituminous pavement by the hot recycling process. Secondary...
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United States Department of Transportation
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