Traffic-light signalling and operation to a double red light. Tianjin in the People's Republic of China has two very special systems of traffic lights, in use since : One system is where there is a horizontal bar in a specific colour, with the colour changing and the bar shrinking. The shrinking bar indicates the time remaining in that colour. The colour itself is either red (stop), yellow or green (go). A blinking green one-third-full bar means "reduce speed now", and a blinking yellow full-bar indicates "proceed with caution". When lights of this system turn from green to red, the diminishing green bar will flash
RMS Empress of Ireland of a manoeuvre to spin back to his previous heading to pass "Storstad" as originally intended on his starboard side, thereby avoiding what he saw as a time-wasting diversion from his preferred and fast route through the channel. When Captain Anderson of "Storstad" saw "Empress of Ireland" through the fog he thought, by seeing both "Empress of Ireland"s port and starboard lights during its manoeuvre, that "Empress of Ireland" was attempting to pass on the opposite side of "Storstad" than previously apparent, and turned his ship to starboard to avoid a collision. However, "Empress" turned to port to continue on