Rail India Technical and Economic Survey (RITES) will submit the final survey report by August this year
https://www.freepressjournal.in/indore/indore-khandwa-gauge-conversion-project-21-tunnels-planned-in-70-km-stretch-between-patalpani-and-sanawad
https://www.freepressjournal.in/indore/indore-khandwa-gauge-conversion-project-21-tunnels-planned-in-70-km-stretch-between-patalpani-and-sanawad
Indore-Khandwa gauge conversion project: 21 tunnels planned in 70-km stretch between Patalpani and SanawadÂ
www.freepressjournal.inRail India Technical and Economic Survey (RITES) will submit the final survey report by August this year