- Faculty of Engineering
- Department of Civil Engineering
- Senior Lecturer Grade II
CV
Contact information
Department of Civil Engineering
Faculty of Engineering
University of Moratuwa
Moratuwa
10400
Teaching and Administrative Activities
Research Activities
Unsaturated Soil Mechanics
Slope stability
Ground Improvement
Root Permeated Soil
Dam Safety
Usability of Compacted Bentonite – Sand mix as an impermeable material for earthen dams. Undergraduate Research
Assessment of accuracy level of using graphical method to determination of phreatic line in analysis of earthen dams over the numerical method- Undergraduate Research
Assessment of the causes related to the longitudinal crack development along the earthen dams in Sri Lanka- Undergraduate Research
Critical evaluation of available predictive models for root permeated soil strength, using numerical modeling. Undergraduate research
Effect of desiccation cracks on earth embankments and reliable stability analysis methods after cracking- Undergraduate research
Numerical modeling of Bentonite- Sand (BS) layer as the seepage cutoff wall (impermeable layer) using available field data. Undergraduate research
Education and Professional Affiliations
PhD, University of Wollongong, Australia ,2017 Geotechnical Engineering
Bachelors, University of Moratuwa ,2007 BSc Eng (hons)
Institute of Engineers Sri Lanka (IESL)(2007 To date)
Sri Lanka Geotechnical Society(2017 To date)
Career
Honours and Awards
Publications*
Fatahi B, Pathirage U, Indraratna B, Pallewattha M and Khabbaz H,".The Role of Native Vegetation in Stabilizing Formation Soil for Transport Corridors, An Australian Experience. Ground improvement case histories, chemical, electrokinetic thermal and bio engineering methods.",Butterworth-Heinemann,2015
M Pallewattha, B. Indraratna,".Increase in shear modulus of soil due to tree root permeation and soil matric suction,.",Conf. on Geotechnical Engg.(IGCE 2021), Colombo, Sri Lanka,Sri Lanka,2021,
V. Kuruwitaarachchi, M.A. Pallewattha, T Kulathunga,".Variation of Concrete Properties with Respect to the Variation of Fineness Modulus of River Sand.",ERU Con. UoM,Sri Lanka,2021,
BB. Mayadunna, M.A. Pallewattha, S. Kokularamanan,".Engineering Properties of Soils in Sri Lanka.",Conf. on Geotechnical Engg.(IGCE 2021), Colombo, Sri Lanka,Sri Lanka,2021,
Pallewattha M, B. Indraratna and C. Rujikiatkamjorn,".Soil stabilisation using native vegetation, Proceedings of the International Conference on Geotechnical Engineering.",Conf. on Geotechnical Engg.(IGCE 2014), Colombo, Sri Lanka,Colombo, Sri Lanka,2015,265-268
Pallewattha M, Indraratna B, and Rujikiatkamjorn,".2015 Soil improvement through native vegetation along rail corridors.",Proceedings of the 6th Asia Pacific Conference on Unsaturated Soils: Unsaturated Soil Mechanics - from Theory to Practice (AP-UNSAT 2015),Guilan, China,2015,
B Indraratna; M Pallewattha; B Fatahi; U Pathirage,".Improvement of soil stability along rail corridors through native vegetation.",7th International Congress on Environmental Geotechnics : iceg2014,Melbourne, Australia,2014,818-825
Muditha Pallewattha, Buddhima Indraratna, Ana Heitor, Cholachat Rujikiatkamjorn,".Shear strength of a vegetated soil incorporating both root reinforcement and suction.",Transportation Geotechnics,18,2019
Pathirage U, Indraratna B, Pallewattha M, and Heitor A,".Theoretical model for total suction effects by tree roots. Environmental Geotechnics..",Environmental Geotechnics.,Vol 6 Issue 6,2019
Pallewattha M, Indraratna B, Fatahi B., Rujikiatkamjorn C. and Pathirage U,".Subgrade soil stabilisation using native vegetation,.",Geotechnical journal; special issue on ground improvement Sri Lankan Geotechnical Society,,2015
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