Paragraph 11

The Council shall not provide any illumination or illuminated sign or signal on or in connection with a specified work in the vicinity of any railway belonging to Railtrack PLC unless it shall have first consulted Railtrack PLC and it shall comply with Railtrack PLC’s reasonable requirements for preventing confusion between such illumination or illuminated sign or signal and any railway signal or other light used for controlling, directing or securing the safety of traffic on the railway.