After diversion they should speed up 12630 and 22686 so as to reach UBL at 9pm well ahead of RC, further reaching YPR at 5.30 am.. it is easily practical as it use to waste 50 minutes in total for enter , LC , and existing Daund in...
By this one crossing of SBC DWR ICE will be avoided, as both trains will meet up at UBL...