this line joins the central area of singapore to the northern and southern areas of singapore. to transfer to the east west mrt line, a commuter can transfer at jurong east, raffles place or city hall. transferring to the north east mrt line is done at dhoby ghaut with a linkway. bishan mrt station, dhoby ghaut mrt station and marina bay mrt station can transfer a commuter to the circle mrt line. transfer to the downtown line is provided at newton mrt station.