<span style="color: #222222;">Delhi Metro Rail Corporation is adding 120 more coaches to convert the remaining 6 coach trains into 8 coach trains on the red, blue and yellow line. The conversion is expected to be completed by the end of this year. After this, all trains running on these Lines will be 8-coaches. This is being done to increase the carrying capacity of these three main corridors of Delhi Metro which contribute to almost 40 to 50 percent of passenger utilization every day.</span><br />''