W. Va. Code § 31-2-9: Signboards or warning notices at crossings.

Every railroad company shall, at every place where a road or street crosses its railroad on the same level, erect and maintain suitable signboards or notices of warning apprising persons of the danger in crossing its tracks. All such signboards or notices shall be of the design and construction and shall be located in the manner required or approved by the state road commission. Any railroad company failing to comply with the provisions of this section shall be fined $5 for each week that any such failure continues.