Satweek gohel ,The admission is granted on the basis of all India Rank.it is difficult to determine the JEE marks for a particular AIR. besides JEE you also have another exam to get a seat in DAIICT is GUJCET. and the cutoff marks for OBC in GUJCET is 690 marks. You should get a good score to get an admission in DAIICT because there is big competition .with JEE preparation you can also appear for GUJCET.