A dirt road or dirt track is a type of unpaved road not paved with asphalt, concrete, brick, or stone; made from the native material of the land surface through which it passes, known to highway engineers as subgrade material. == Terminology == === Similar terms === Terms similar to dirt road are dry-weather road, earth road, or the "Class Four Highway" designation used in China.
A dirt road or dirt track is a type of unpaved road not paved with asphalt, concrete, brick, or stone; made from the native material of the land surface through which it passes, known to highway engineers as subgrade material. == Terminology == === Similar terms === Terms similar to dirt road are dry-weather road, earth road, or the "Class Four Highway" designation used in China.
Source: Wikipedia "Dirt road" · CC BY-SA 4.0
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