How to use "unpaved" in a sentence

Shortly they would turn off the two-lane blacktop onto another road, which the map specified as "unpaved, nondirt," whatever that was.

It was unpaved, but a solid bed had been built over the years by the generous and repeated application of oil and gravel.

"According to the map, we're looking for an 'unpaved, nondirt' road," Tina told him.