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    Published in: Journal of The National Science Foundation of Sri Lanka · 2012Authors: W K Mampearachchi · G S Mihirani · B W P Binduhewa · G D D LalithAffiliation: University of MoratuwaAbout: Asphalt · Viscosity · Penetration
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    Where i – discount rate e – Interest rate d – Inflation rate Interest rate – 10 % (Considering 10 previous years: Central Bank of Sri Lanka) Inflation rate – 7 % (Considering 10 previous years: Department of Census and Statistics) Therefore discounting rate (i) = 2.8 % Asphalt paving Cost break down and the calculated unit cost for the construction of a

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    Major percentages of pavements in Sri Lanka constructed are asphalt pavements which consist of coarse aggregate, fine aggregate, mineral filler and a bituminous binder. The coarse aggregate is crushed stone with particle size ranging from 2.36mm to 19mm and the fine aggregate is sand or quarry dust, which the size ranges between 0.15mm and

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    Properties of Asphalt used in road pavement structures in Sri Lanka is analysed under different traffic and climatic conditions.

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  • World Highways - New bridge project for Sri Lanka

    A bridge costing some US$321 million will be built in Sri Lanka to span the Kelani River. This new link will reduce congestion at Baseline Road and in the area of

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