Metro47 stations, 9 underground2 transfer stations (Union Square and Khalid Bin Waled)87 trains in the metro system75 kilometres totalTrain signaling: Fully-automated operation by Thales Rail Signaling Solution, minimum headway of 90 secondsMetro Operations HoursSunday – Wednesday 5:50am to 00:00pmThursday 5:50am to 01:00amFriday 1:00pm to 01:00amSaturday 5:50am to 24:00pm