Weed Control Applications The Wisconsin & Southern Railroad conducts routine weed control spraying along all railroad rights of ways operated and under the control by Wisconsin & Southern Railroad Co. This is a standard measure to control weeds, maximize the effectiveness of existing drainage facilities, improve safety of railway workers, and to lengthen the useful life of railway infrastructure. If you have any questions regarding a recent or upcoming weed control application, you may contact Wisconsin & Southern Railroad Co. directly at (414) 438-8820, ext. 4201. Or you may call the following toll free number to reach the chemical manufacturer if you have specific questions about the composition and/or manner of herbicide applications: 1-800-441-7515.