9-7-321.316: SIGNAL REQUIRED WHEN STOPPING OR DECREASING SPEED SUDDENLY:

No person shall stop or suddenly decrease the speed of a vehicle without first giving an appropriate signal in the manner provided in this division to the driver of any vehicle immediately to the rear when there is opportunity to give such signal. (Ord. 44-08, 6-16-2008)

9-7-321.317: SIGNALS TO BE BY HAND AND ARM OR SIGNAL DEVICE:

   A.   The signals required under the provisions of this division may be given either by means of the hand and arm as provided in section 9-7-321.318 of this chapter or by mechanical or electrical directional signal device or light of a type approved by the state department of public safety.

   B.   When a vehicle is equipped with a directional signal device, such device shall at all times be maintained in good working condition. No directional signal device shall project a glaring or dazzling light. All directional signal devices shall be self- illuminated when in use while other lamps on the vehicle are lighted. (Ord. 44-08, 6-16-2008)

9-7-321.318: METHOD OF GIVING HAND AND ARM SIGNALS:

All signals required under this division which may be given by hand and arm shall, when so given, be given from the left side of a vehicle and the following manner and interpretation thereof is suggested:

   A.   Left turn: Hand and arm extended horizontally.

   B.   Right turn: Hand and arm extended upward.

   C.   Stop or decrease of speed: Hand and arm extended downward. (Ord. 44-08, 6-16-2008)