Constructing more than 2,000 bridges, including the 210 - foot - high [64 m] Panval Nadi viaduct, the tallest in Asia, which spans a 1,640 - foot - wide [500 m] valley, and the 1.3 - mile - long [2.065 km] Sharavati River bridge.
इसके अलावा, पहाड़ों को भी खोदा गया ताकि पटरी को जितना हो सके उतना सीधा बनाया जा सके ।