Abstract: A flow control device 7A for use with apparatus 1 for discharging granular material from storage, which has an inlet adapted to receive granular material from the storage, a containment chute 7 for receiving material from the inlet and for discharging the material through a discharge opening to a conveyor system 13, includes a pivotally mounted segment gate 11 adapted to move in an arcuate manner across the discharge opening 8 of the containment chute 7 to vary the cross-sectional area of the discharge opening 8 and an actuator 12 for moving or positioning the segment gate.