Dilhani, M.N.Subasinghe, S.M.M.Edirisinghe, E.A.R.M.Samarawickrama, M.N.C.Laksiri, K.2020-02-252020-02-252018Engineer, 51(4):p.57-74https://dl-iesl.nsf.gov.lk/handle/1/2034Analytical hierarchy processRock mass classification systemsRock slope stability analysisDrill and blast methodNew austrian tunnelling methodSelection of optimal tunnel route and tunneling method based on AHP technique : case study – broadlands hydropower projectArticle