Hi aspirant

If you are from general or OBC then you will not get Mtech (transportation) in top IITs.

Other sub disciplines like  construction engg and management,Rock engg and management,Geotechnical ,structural engg and water resourse have different cut off at different IITs/NITs.

visit the link given below to see cut off of all sub disciplines at different college.

https://engineering.careers360.com/articles/gate-cutoff-for-ce

Copy and paste this link in new tab.

Hope this was helpful.