Bydd gwybodaeth am yr adegau y bydd y system yn weithredol ar gael hefyd ar wefan Traffig Cymru a thudalen Traffig y Gogledd a’r Canolbarth (@TraffigCymruG).
Information about when the system will be in operation will also be made available on the Traffic Wales website and the North & Mid Wales Traffic page (@TrafficWalesN).