Tiwari, Aishwarya Analysis of a tunnel for Rishikesh-Karanprayag Raiway line project - India Indian Institute of Technology Roorkee 2017 - ix, 58p. Subjects--Personal Names: Samadhiya, N.K. Subjects--Facted Index Terms: Department of Civil Engineering Dewey Class. No.: 624.072 / TIW