Length of Roads under SAIL and National Mineral Development Corporation (NMDC) by Type of Surface in Andhra Pradesh (As on 31st March, 2016) | |||||
(In Km.) | |||||
State | Total Length (A+B) | Surfaced | Un-surfaced (B) | ||
WBM | BT/CC | Total (A) | |||
Andhra Pradesh | |||||
India |