No person shall operate a motor vehicle or a motorcycle upon a public highway at such a speed as to endanger the life, limb, or property of any person, nor at a rate of speed greater than will permit such person to bring the vehicle to a stop without injury to another or his property.
A. 
No person shall operate a motor vehicle or a motorcycle upon a roadway in excess of the posted speed limit.
B. 
No person shall operate a motor vehicle or a motorcycle upon a roadway in excess of 10 miles per hour above the posted speed limit.
C. 
No person shall operate a motor vehicle or a motorcycle upon a roadway in excess of 20 miles per hour above the posted speed limit.
When stop signs are near the entrance to any intersection, every driver of a vehicle shall stop such vehicle at such sign or at a clearly marked stop line before entering the intersection, except when directed to proceed by a police officer or traffic-control signal, and then proceed with caution.
A. 
The driver of a vehicle approaching an intersection shall yield the right-of-way to a vehicle which has entered the intersection from a different roadway.
B. 
When two vehicles enter an intersection from different roadways at approximately the same time, the driver of the vehicle on the left shall yield the right-of-way to the vehicle on the right.
A. 
No person shall turn a vehicle at an intersection or turn a vehicle to enter a private road or driveway, or otherwise turn a vehicle from a direct course or move right or left upon a roadway unless and until such movement can be made with reasonable safety. No person shall so turn any vehicle without giving an appropriate signal.
B. 
A signal of intention to turn right or left, when required, shall be given continuously during not less than the last 100 feet traveled by the vehicle before turning.
C. 
No person shall stop or suddenly decrease the speed of a vehicle without first giving an appropriate signal in the manner provided herein to the driver of any vehicle immediately to the rear when there is opportunity to give such signal.