Hi Amanj,

Heartly Congratulations!! Your GATE score is 530 so you have sure chance to get admission into IIT Delhi Construction Management. In 2017 cutoff was 556 score and qualifying score for SC category was 19.2 and in 2019 the qualifying score is 18.8 so score get reduced.So you are very closer to this. Also you have great chances to get admission into other old IIT's too.

Hope you getting this . All the best.