W4-1 (L&R) – MERGE

W4-2 (L&R) – LANE ENDS (SYMBOL)

W4-3 – ADDED LANE

W4-4p – CROSS TRAFFIC DOES NOT STOP

W4-4a – TRAFFIC FROM LEFT DOES NOT STOP

W4-4b – ONCOMING TRAFFIC DOES NOT STOP

W4-5 (L&R) – ENTERING ROADWAY MERGE

W4-6 (L&R) – ENTERING ADDED LANE