As EAMCET marks plays a major role to apply for the admission or in order to seek admission in Engineering.You may try to some of the privates colleges they mostly give the admission but may they required you to pay the donations as you have not qualified your EAMCET Examinations.Beside this if you have good marks in your 10+2 Board Examinations then it would definitely give you a way to get in the colleges.

If you even though not getting admission in the Engineering colleges and you want to study engineering then you can go forward with Diploma Courses,Since,You can apply directly to such colleges without the Entrance Examinations,While your 10+2 Board Examinations will play a major role in seeking admission for Diploma Courses.

Source: http://entrance-exam.net/forum/general-discussion/how-should-i-join-engineering-if-i-have-not-qualified-eamcet-1168475.html#ixzz5qSaNj3Yk