Director – UBL Cell

Dr.Chameera Udawattha
B.Arch (Architecture), PhD (Civil Engineering),
Chartered Architect AIA (SL), RIBA PIIIr
USJ Tech Transfer Office (UBL Cell)
University of Sri Jayewardenepura
Mobile: 077 722 2658

Teaching Interests

  • Building Construction
  • Construction Technology
  • Building cost Estimation
  • Construction project management
  • Building Automation
  • Sustainable Building technology

Research Interests

  • Building construction technology
  • 3D printing and construction automation
  • Construction materials Ecology


  • The Research Award – Sri Lanka Institute of Architects 2020
  • SLIA Research & Publication Award for the year 2019-2020.
  • Gold Medalist: 3MT thesis competition organized by Sri Lanka young Scientists association 2019
  • The President’s Awards for Scientific Publication are given to Sri Lankan scientists with a local institutional affiliation who achieve a publication in the top 10% of Science Citation Index Expanded journals (ranked on their Impact Factor under each journal category based on SCI categorization of journals) 2018.
  • Best Paper Award for the publication of “Use of fly ash as alternative stabilizer for mud concrete block” organized by Global Academic Research Institute (GARI) 2017
  • Sir Susantha de Fonseka Memorial Prize and scholarship for highest Z-Score enter to Government University 2011
  • L.A De Mel Memorial Prize 2011
  • Canon Lucian Jansz Memorial Prize 2008


Research Publications/Presentations

  • Articles in Refereed Books and Book Chapters

Udawattha, C., & Halwatura, R. (2018). Alternative Stabilizer for Mud Concrete. In Cement-Based InTech.

  • Publications in Refereed Journals 

Udawattha, Chameera, Galkanda, H., Ariyarathne, I. S., Jayasinghe, G. Y. Y. Y., Halwatura, R., Udawattha, C., Galkanda, H., … Halwatura, R. (2018). Mold growth and moss growth on tropical walls. Building and Environment.

Udawattha, C., De Silva, D. E., Galkanda, H., & Halwatura, R. (2018). Performance of natural polymers for Stabilizing earth blocks. Materialia.

Udawattha, C., Galabada, H., & Halwatura, R. (2017). Mud concrete paving block for pedestrian pavements. Case Studies in Construction Materials, 7, 249–262.

Udawattha, C., & Halwatura, R. (2016). Thermal performance and structural cooling analysis of brick, cement block, and mud concrete block. Advances in Building Energy Research, 126(0), 28–35.

Udawattha, C., & Halwatura, R. (2018). Geopolymerized Self-Compacting Mud concrete masonry units. Case Studies in Construction Materials.

Udawattha, C., & Halwatura, R. (2017). Life cycle cost of different Walling material used to build affordable housing in tropics. Case Studies in Construction Materials, 7(November 2016), 15–29.

Udawattha, C., & Halwatura, R. (2016). Embodied energy of mud concrete block (MCB) versus brick and cement blocks. Energy and Buildings, 126(0), 28–35.

  • Publications in Proceedings of Conferences

Udawattha, C., Dilshan, P., & Halwatura, R. (2017). Use of fly ash as an alternative stabilizer for Mud Concrete Block. In International Conference on Sustainable Development (pp. 8–12).

Udawattha, C., Arooz, R., Halwatura, R. U., Udawatthe, C., Halwatura, R. U., Arooz, R., … Halwatura, R. U. (2016). New Earth Walling Material: Integrating Modern Technology into Ancient Mud Wall. In 7th International Conference on Sustainable Built Environment 2016, Kandy, Sri Lanka, 16th to 18th December 2016.

Udawattha, C., Dilshan, P., & Halwatura, R. (2017). Use of fly ash as an alternative stabilizer for Mud Concrete Block. The annual International Research Conference of KDU (pp. 8–12).

Udawattha, C., & Halwatura, R. (2017). The character of Lime as an Alternative Stabilizer to Improve the Long Term Strength of Mud Concrete Block. In 8th International Conference on Structural Engineering and Construction Management, ICSECM2017.

Udawattha, C. D., Galkanda, G. A. H. H., & Halwatura, R. U. (2018). A Study on Natural Rain Surface Erosion of Different Walling Materials in Tropics. 2018 Moratuwa Engineering Research Conference (MERCon), (i), 84–89.

Udawattha, C. D., Lakmini, A. V. R. D., & Halwatura, R. U. (2018). Fly Ash-based Geopolymer Mud Concrete Block. 2018 Moratuwa Engineering Research Conference (MERCon), 583–588.

Udawattha, C., Jayasinghe, D., & Halwatura, R. (2017). Investigation of bottom ash as an alternative stabilizer for Mud Concrete Block. The annual International Research Conference of KDU (pp. 3–7).

Udawattha, C., Arooz, R., & Halwatura, R. (n.d.). Energy Content of Walling Materials-A Comparison of Mud Concrete Blocks, Bricks Cabook and Cement Blocks in Tropics. Retrieved from

Udawattha, C., & Halwatura, R. (2016). Comparative Study of Embodied Energy in Different Walling Materials. In Proceedings of the International Forestry and Environment Symposium 2016, Department of Forestry and Environmental Science, University of Sri Jayewardenepura, Sri Lanka (p. 2016).

Nanayakkara, N. H. V. T. N., Udawattha, C., & Halwatura, R. (2017). Investigation on Elements and their Fraction of Building Construction Cost. In Moratuwa Engineering Research Conference.

Udawattha Chameera, Rangika Halwatura. (2016). Comparison of different walling materials’ Embodied energy and life cycle cost. Energy and Building, 1.

Udawattha, C. and, & Halwatura, R. (2016). The embodied energy and life cycle costing: A case study on basic dwellings in Sri Lanka. In National Green Conference 2016 at the University of Kelaniya (Vol. 18, pp. 1–10).

Udawattha, C., Arooz, R., & Halwatura, R. (2016). Manufacturing framework and Cost optimization for Building Mud Concrete Blocks (MCB). In Mobilization modern technologies for sustainable development in Asia (p. 112).