805. Installing Warning Systems Instruction No 1 Request by Plaintiff Request by Defendant Requested by Given as Proposed Given as Modified Given on Court?s Motion Refused Withdrawn Judge Instruction No 1 Railroad companies must post signs or other devices that give the public reasonable warning of the presence of its tracks. A railroad company must use reasonable care in the design, installation, operation, and maintenance of its warning signals and protective systems. The amount of care that is reasonable depends on the particular characteristics of each crossing. New September 2003