Browsing ISERME - 2019 by Author "Athukorala, DRM"

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  • Analyzing the seasonal variation of groundwater characteristics in the Attanagalu Oya basin 
    Athukorala, DRM; Kohilan, C; Danushka, U; Jayarathna, WHDP; Chaminda, SP; Dassanayake, ABN; Hewavidana, SM [Conference-Full-text]
    Gampaha district which has the second largest population in the country consists of many industrial establishments and residential areas. Attanagalu Oya Basin which almost entirely the Gampaha district is a major hydrologic ...
  • Study on royalty for Sri Lankan quarry mining of industrial minerals using photogrammetric 3D modelling 
    Jayawardana, KPSR; Athukorala, DRM; Chathuranga, HMD; Chrishoban, M; Sampath, JAB; Hemalal, PVA; Dharmaratne, PGR; Premasiri, HMR; Chaminda, SP; Wickrama, MADMG [Conference-Full-text]
    Royalty is a payment made to the owner of mineral rights for the privilege of extracting minerals from the ground on a lease agreement. Globally, there are three main methods used for the royalty calculation; namely unit ...