Gravel Roads

News March 13, 2017
Officials in small Wisconsin towns say construction costs and state budget cuts have caused them to convert their blacktop roads into gravel roads.   State funding for local governments in the form of municipal aid has been cut over the last 10 years as local transportation funding has remained...
Case Studies May 18, 2016
Polk County, Minn. has approximately 400 miles of gravel roads that it maintains.   “Every year the county would spend money adding gravel that was lost during the winter snowplowing season, have to fix frost boils, and receive complaints about muddy conditions during the rainy season,” said...
Article October 18, 2004
Rural roads make up 66% to 75% of all lane-miles in the U.S. Despite this fact, very little time has been devoted to “designing” these roads. Local officials, engineers or contractors often employ experience-based or codified standard sections that often include extra sacrificial aggregate to...
Article August 16, 2003
Low-volume roads constructed in regions susceptible to freezing and thawing periods are often at risk of load-related damage during the spring thaw period. The reduced support capacity during the thawing period is a result of excess melt water that becomes trapped above the underlying frozen layers...
Article June 19, 2003
Many people who live on gravel surfaced roads are simply waiting for the day when those roads will be "oiled" or paved with an asphalt surface. In regions where the population is growing, this will probably be done. But, in much of the Great Plains as well as portions of the mountain West and...
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