Details: implementation of mitigation measures (rock bolting, shortcreting and grouting) toprevent boulder fall and seepage in existing 8 nos. tunnels (tunnel no. 3, 4, 11,14, 23, 25, 29 & 32) in kr line under traffic block conditions under the jurisdictionof assistant divisional engineer/lakshmipur road on koraput-rayagada line ofwaltair division
Sector: Railways