no need of 130 kmph clearance. that's madness
Simply make Rajdhani depart before 12270 like 12269 trails Rajdhani.
130 Kmph is not needed for sleeper in BPL-NDLS route.
Besides WAP-7 is great accelerator. WAP-7 is one of the reason 120 mps duronto is trailed by 130 mps Raj/GR