(A) Whenever any person driving a vehicle approaches a railroad grade crossing under any of the circumstances stated in this section, the driver of such vehicle shall stop not less than ten feet (10') from the nearest rail of such railroad, and shall not proceed until he can do so safely. The foregoing requirements shall apply when:
1. A clearly visible electric or mechanical signal device gives warning of the immediate approach of a train.
2. When a human flagman gives or continues to give a signal of the approach of a train.
3. A train approaching within approximately one thousand five hundred feet (1,500') of the street or highway crossing emits a signal audible from such a distance and such train, by reason of its speed or nearness to such crossing, is an immediate hazard.
4. An approaching train is plainly visible and is in hazardous proximity to such crossing.
(B) No person shall drive any vehicle through, around or over any such railroad crossing when any of the conditions in subsection (A) of this section shall exist. (1956 Code, Sec. 14-39)