The board having jurisdiction as provided in this chapter may alter or discontinue any road or lay out any new road upon the petition of not less than six qualified electors who have an ownership interest in real estate in the vicinity of the road to be altered, discontinued, or laid out. Said petition must set forth in writing a description of the road and what part thereof is to be altered or discontinued, and if for a new road, the names of the owners of the land, if known, over which the road is to pass, the point at which it is to commence, its general course, and the point where it is to terminate.