The enclosed premises and the lands adjoining the same belonging to any one of the state hospitals are hereby declared private grounds; and if any person be found thereon without authority, permission or good excuse, he shall be deemed a trespasser, and, on conviction thereof, shall be fined not exceeding $25; and if it shall appear that he was thereon for any unlawful or immoral purpose, in addition to being fined, he shall be imprisoned not exceeding sixty days.
West Virginia Legal Code