The provisions of sections 1, 2, and 4 of this chapter shall also apply to locomotives, cars, and trains used in passenger traffic between points within this state, in so far as the same are applicable to the vehicles used in passenger train traffic; provided, that none of the provisions of sections 1, 2, 3, and 4 of this chapter shall apply to any street railroad, interurban, or suburban street railroad.
IC 8-8-1-5