Mississippi Code Title 77. Public Utilities and Carriers § 77-9-235

Every railroad company, upon stopping any train at a place where such railroad shall cross a highway, shall so uncouple its cars as not to obstruct travel upon such highway for a longer period than five (5) minutes. Every railroad company shall, upon stopping a train at a place where the railroad is crossed by a street, so uncouple the cars as not to obstruct travel thereon for a longer period than shall be prescribed by ordinance of the city, town or village. A failure to observe this section shall cause a railroad company to be liable to a fine of Fifty Dollars ($50.00) for each offense. The conductor in charge of any train so violating the provisions of this section shall be liable to a fine of not less than Twenty-five Dollars ($25.00) nor more than Fifty Dollars ($50.00), on conviction thereof.

The provisions of this section shall be enforced by the Mississippi Department of Transportation.