Tennekoon,B.L.Kumarage, K.A.S.Ranasinghe,K.A.M.K.Wimalaratne, D.S.2020-11-082020-11-081988Engineer, 16(1):p.3-18https://dl-iesl.nsf.gov.lk/handle/1/2427Engineering and TechnologyGeotechnical mappingSoil classificationGeotechnical mapping for structural building pruposes with an example from the city of ColomboArticle