Gravel Roads: Maintenance and Design Manual-- Section
2015-10-14 · from the road surface and displace it to the shoulder area as well as between the wheel tracks.The stone will tend to separate from the sand and the fine-sized material.At the same timesmall potholes and an uneven surface will develop. It is the job of the maintenance operator to recover the material, mix it again as it rolls along the face of the
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