PF1 will be for Tunga between 12:30pm to 3pm, mtm-krnt will be generally thrown into stabling line . JP-SC is just on Saturday which can be parked on PF3
But, you are right. Extending VSKP-KCG requires one of the rakes to be pushed to next station or near goods terminal. For us, getting connection to vskp is crucial so one of the rakes need to be pushed to alampur or ulindakonda