in express trains you may seen the 15708 amrapli asr-kir exp is running overlaoded at the time of summer and peak season. you may not got your seat without struggle. many times normally 6 passengers on lower & upper berts and may be possible 2 or 3 pass. on the middle berth also. beside all the corridore and aisle is also full. almost near about 180 passengers travels in a sleeper and generals.