Scoring 778 and and rank of 483 in civil engineering and of general category can I pursue Mtech from iisc Bangalore with structure.

IIsc college cutoff goes to approx 830 last year. but you have score much closer to that score, there are chance you get IIscBanglore.

As per your score and previous year cutoff, the colleges you get in first round are:-

IIT Kanpur    Civil engineering     Infrastructure & Engineering Management

IIT Kanpur    Civil engineering     Geotechnical

IIT Kanpur    Civil engineering     Environmental Engineering and Management

IIT ISM Dhanbad    Civil Engineering     Structural Engineering

IIT Kanpur    Civil engineering     Hydraulics & Water Resources

IIT Bombay  Civil Engineering     Water Resources Engineering

IIT ISM Dhanbad    Civil Engineering     Structural Engineering

IIT Bombay  Civil Engineering     Geotechnical Engineering

IIT Kanpur    Civil engineering     Transportation

IIT Kanpur    Civil engineering     Geoinformatics

To know more about your chances of getting other colleges check out the PSU/college predictor link below:

https://engineering.careers360.com/gate-college-predictor