You can make a U-turn when:

• There are no hills or curves nearby that could obstruct your view of oncoming traffic.
• You are at least 200 feet from an intersection and away from heavy traffic.
• There is no “No U-Turn” sign.
• All of the above
  Explanation:

  "To plan your turnabout, you should make certain of the following: 1. There are no hills or curves nearby that could obstruct your view of oncoming traffic. 2. You are at least two hundred feet (200) feet from an intersection. 3. You are not in an area of heavy traffic. 4. There are no signs which prohibit a turnabout, such as a “No “U” Turn” sign."