Even without Amaravati, this ring road is very much essential for coastal corridor growth. The connectivity is poor in central coastal AP and this RR allows bypassing crowded Guntur and Vijayawada and also allows good connectivity to towns and villages, especially with two major bridges coming up with ORR. This ORR also connects major highways in coastal area and connectivity to upcoming Machilipatnam port and Nijampatnam port and Chirala. This will be an important Ring road that changes the face of central AP.
Your observations are baseless. ORR is for Amaravati only. Only for AP. How growth corridors are connected. Don't try to lessen the dynamism of CBN, by saying that it is just for the AP, but meant for other states and India and all