Dear Student,

If you are willing to take Civil Branch in IIT Kharagpur, then your score in JEE Advanced must be very good. Now as per your SC category, you have to get a minimum JEE Advanced rank around 900. This data is based the previous year trends and the cut-off data. The data may varies a little bit as the cut-off depends on a lot of factors. You can also check the cut-off of IIT Kharagpur to check your admission chances. The link is given below.

https://www.google.com/amp/s/engineering.careers360.com/articles/jee-advanced-cutoff-for-iit-kharagpur/amp

Best of luck.