Civil Engineering: Recent submissions

Now showing items 1-20 of 289

Behaviour of concrete specimens retrofitted with bio-based polyurethane coatings under dynamic loads

Somarathna, H.M.C.C.; Raman, S.N.; Mohotti, D.; Mutalib, A.A.; Badrie, K.H. (Elsevier, 2021)

Experimental investigationwasconductedusingconcretespecimenstoassesstheeffectivenessofbiobasedpolyurethane(PU)coatingsynthesizedfrompalmkerneloilinenhancingthedynamicmechanical responseofconcretespecimensunderquasi-stati ...
Utilization of Bottom Ash for Clay Mine Rehabilitation

Suloshini, S.; Ranathunga, A.S.; Kulathilaka, S.A.S.; Gunawardana, W.B.; Mapa, M.M.S.T.M. (IEEE, 2022)

Attheendofminingactivities,claymineswereabandonedduetothecost andnon-availabilityoffillingmaterials.Theseabandonedclayminescauseadverse environmentalandsocialimpacts.Inaddition,largequantitiesofbottomash(BA) aregenerated ...
Investigating the hydration characteristics of a new composite cementitious binder containing of slag and calcite

Chuang, L.; Krishnya, S.; Ogino, M.; Owaki, E.; Elakneswaran, Y. (Elsevier, 2022)

The influence of the filler content, filler fineness and water to powder ratio (W/P) on hydration kinetics and microstructure behaviour of a new clinker-free material made of calcium hydroxide, blast furnace slag (BFS), ...
Modeling of hydration products and strength development for high-volume fly ash binders

Krishnya, S.; Herath, C.; Elakneswaran, Y.; Gunasekara, C.; Law, D.W.; Sujeeva, S. (Elsevier, 2022)

Partial replacement of cement using fly ash, as an environmentally friendly approach, has gained increased attention in construction practice. The realistic prediction of microstructure and mechanical properties of fly ash ...
Numerical Simulation of ChlorideI on Ingression in Mortar incorporating the Effect of ITZ using an integrated COMSOL-IPHREEQC Framework

Krishnya, S.; Elakneswaran, Y.; Yoda, Y.; Kitagaki, R. (Springer, 2023)

Thepredictionofchlorideingressionincement-basedmaterialhas gainedagreatdealofinterestamongresearchersasitcauseslong-termstructuraldamageinbuildingsbychloride-inducedreinforcementcorrosion.TheCl− diffusioninmortarisinflue ...
Effect of Carbonation on Microstructure of Cement Pastes with Different Water-to-Cement Ratios

Kopitha, K.; Krishnya, S.; Elakneswaran, Y.; Kitagaki, Y.; Yoda, Y.; Tsujino, M.; Nishida, A. (Springer, 2023)

The durability of the structures is the main concern in the field of engineering. Reinforcement corrosion is the most common cause of concrete structural deterioration. Corrosion of reinforcement results primarily from ...
Development and verification of an integrated hydration, geochemical and transport model for the hydrated cement paste exposed to an aggressive chemical environment

Krishnya, S.; Kopitha, K.; Yoda, Y.; Kitagaki, R.; Elakneswaran, Y. (Elsevier, 2023)

This study established a new transport model by using the COMSOL-IPHREEQC interface to simulate the changes in the morphology of hydrated cement paste due to the diffusion of carbon dioxide and chloride ion. A series of ...
Comparative Study of Wind Loading Combinations for Tall Buildings including Torsion: A CFD Approach

Kiriparan, B.; Jayasinghe, J.A.S.C.; Dissanayake, U.I.; Fernando, W.J.B.S. (Graduate AssociateProfessionals (Pvt) Ltd, 2023)

In the wind analysis of tall buildings considering the appropriate proportion of rectilinear loadings from both orthogonal principal axes along with the torsional moment is an important factor as it will highly influence ...
Modifications of Wind Response of Tall-Building Caused by Interfering Effects: A CFD Approach

Ekanayake, E.M.R.; Herath, H.M.A.I.; Kiriparan, B.; Jayasinghe, J.A.S.C. (The Institution of Engineers, Sri Lanka, 2023)

The wind is an essential factor to consider in the design and construction of tall buildings. As buildings get taller, the wind's impact becomes more significant, and the building's stability and safety become more critical. ...
Feasibility of using Palmyra Strips as Reinforcing Material in Lightly Loaded Concrete Beams

Dissanayake, R.C.; Lusiyashtharsikka, S.; Somarathna, H.M.C.C; Kiriparan, B. (Graduate AssociateProfessionals (Pvt) Ltd, 2023)

Contemporary development projects have seen a rise in reliance on conventional building materials like steel, prompting global efforts to explore alternative reinforcement options. However, limited technical information ...
Comparative Study on Different Structural Forms of Telecommunication Towers

Kiriparan, B.; Janusan, J.; Jayasinghe, J.A.S.C.; Dissanayake, U.I. (Society of Structural Engineers, SriLanka, 2023)

Telecommunication infrastructures plays a key role in providing telecommunication service. The rapid increase in usage of telecommunication devices during the recent past created necessity for construction of new ...
Compression and Bond Properties of Fired Clay Brick Masonry with Cocopeat Blended Binding Mortar

Madhuranya, M.; Sathiparan, N. (Electronic Journal of Structural Engineering, 2023)

The production of agricultural, industrial, and demolition trash increases along with global population growth and industrial expansion. They endanger the environment when they are not properly recycled, repurposed, or ...
Influence of Soil Grading on the Mechanical Behavior of Earth Cement Blocks

Sathiyapireyanga, J.; Sathiparan, N. (Cambridge University Press, 2020)

The characteristics of earth cement blocks depend on soil composition, grading of the soil, cement-soil ratio and water content, etc… In the present study, an experimental program is conducted to evaluate the influence of ...
Influence of Rice Husk Ash on Characteristics of Earth Cement Blocks

Seevaratnam, V.; Dilukshan, U.; Sathiparan, N. (Cambridge University Press, 2020)

This paper presents an experimental study on the characteristics of earth cement blocks with Rice Husk Ash (RHA) as a partial replacement to cement. The replacement of RHA content is limited to 0%, 5%, 10%, 15% and 20% by ...
Effect of Wet Condition and Aggregates Type Used in Cement-Based Blocks on Mechanical Behavior of Masonry

Janarththan, P.; Arunjeyan, R.; Sathiparan, N. (Universiti Tun Hussein Onn Malaysia Publisher’s Office, 2023)

Water penetration into masonry walls can occur in the masonry structures during the rainy climate. Water penetration not only causes discoloration or efflorescence but also can be damaging to material property. Even though ...
Use of Quarry Dust in the Binding Mortar and Its Effect on Mechanical Characteristics of Brick Masonry

Kosalya, S.; Arvinthan, P.; Sathiparan, N. (Universiti Tun Hussein Onn Malaysia Publisher’s Office, 2022)

The strength characteristics of masonry is greatly affected by the brick strength, mortar strength and bond between brick-mortar interface. Especially, binding mortar significantly affects the shear and flexural strength ...
State of art review on PP‑band retrofitting for masonry structures

Sathiparan, N. (Springer, 2020)

Experience from earthquakes has shown that the collapse of unreinforced masonry structures causes a larger number of loss of life during these events in developing countries. Therefore, there is an urgent need to improve ...
Strength and Durability Characteristics of Coconut Fibre Reinforced Earth Cement Blocks

Thanushan, K.; Yogananth, Y.; Sangeeth, P.; Gracian Coonghe, J.; Sathiparan, N. (Taylor & Francis Group, 2021)

The study investigated the improvements in post-peak resistance induced by the introduction of coconut fiber in earth cement blocks. Earth cement blocks reinforced by coconut fiber of various fiber weight fractions were ...
Utilization prospects of eggshell powder in sustainable construction material – A review

Sathiparan, N. (Elsevier, 2021)

With the rapid growth of infrastructure development, the demand for construction materials has also increased. Cement is one of the materials used widely around the world. Using nonrenewable resources in the production of ...
Investigation of the engineering properties of cementless stabilized earth blocks with alkali-activated eggshell and rice husk ash as a binder

Poorveekan, K.; Ath, K.M.S.; Anburuvel, A.; Sathiparan, N. (Elsevier, 2021)

Employing appropriate waste materials in place of cement is the possible practical solution that addresses the issues of construction material scarcity and the environmental concerns pertained to the industry as a whole. ...

Now showing items 1-20 of 289

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