When leaving the road, slow down to the speed posted on the advisory sign in the exit lane. Believe your speedometer, not your senses. The dangers of a road depend on how you try to drive on it. The fact that a road is paved does not always mean that it was designed for heavy traffic. On these roads, hills are likely to be steeper and curves sharper.
Sign distances are often very short.
On secondary roads, drive slower than you would on primary highways. Curves Slow down before you get to a curve in the road. Your car will tend to keep going straight. You will have to adjust your steering. This is easier when driving slowly.