Browsing Departmental Conferences by Title

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  • Load testing of bridges for load rating 
    Peiris, A; Harik, I [Conference-Abstract]
    The AASHTO load rating method, which is the standard for determining the live load carrying capacity of bridges in the United States, is based primarily on the as-built material and section properties of a bridge. This ...
  • THE LOOPHOLES OF EVACUATION PROCESS IN THE SRI LANKAN HEALTHCARE SECTOR 
    Ramachandra, T; Weerasinghe, A [Conference-Full-text]
    Healthcare facilities are traditionally seen as places of sanctuary and safety by the general public. The fire hazard is one of the challenges faced by any healthcare organization. Therefore, in order to save lives and ...
  • Maintainability approach for lean maintenance 
    De Silva, N; Ranasinghe, KAMK; De Silva, CR [Conference-Abstract]
    The concept of lean maintenance is promoted to eliminate maintenance waste and to maximize efficiency of the manufacturing process for overall cost reduction. The optimum usage of labour,material and technology is thus, ...
  • Maintenance of building structural systems 
    Sofi, M; Zou, Z; Lumantarna, E; Mendis, PA; Aye, L [Conference-Abstract]
    The aim of this paper is to review the current literature on maintenance of building structural systems. It emphasises the importance of maintenance as an item for consideration from the beginning of the conceptual design ...
  • Management of Waste Derived Due To Conflicts in the Context of Post Conflict Reconstruction 
    Karnasena, G; Rathnayake, RMNU; Karunarathna, KMMC [Conference-Full-text]
    Abstract: Increase of man-made conflicts around worldwide has created conflict waste as a major challenge. Improper management of conflict waste creates issues in public health and safety, environment, economic cost on ...
  • MANAGING OCCUPATIONAL STRESS OF PROFESSIONALS IN LARGE CONSTRUCTION PROJECTS IN SRI LANKA 
    Samanmali, R; De Silva, N [Conference-Full-text]
    This research aims to take an insight at construction professional-specific occupational stress causing factors, and their impacts to the productivity. The occupational stress causing factors pertinent to construction ...
  • Mathematical Analysis of Startup Mark in Elastic Tape on a Narrow Fabric Loom 
    Dayaratne, HDCT; Premakumara, R; Perera, T; Prince, S; Fernando, EASK; Jayawardane, TSS [Conference-Full-text]
    Start-up marks are considered as one of the major defect in woven fabric, it occurs when the loom is restarted after loom stoppage due to various reasons. This defect is more prominent in high speed weaving looms ...
  • A Mathematical Model For Pyrolysis Of Biomass 
    Fernando, N; Amin, M; Narayana, M; Jayawickrama, T; Asadullah; Jayasena, S [Conference-Full-text]
    Biomass is recently gaining popularity in industry as a promising source of renewable energy. Thermal conversion of biomass is recently gaining increased attention of researchers as a way of improving the efficiency ...
  • Meaning crisis’ in the context of environment: a philosohical analysis 
    Charitha, H [Conference-Abstract]
    There is not any fixed meaning in any concepts in the subjects related to social sciences and humanities. Meaning given for any concept may depend on the context where that concept is constructed and discussed. The idea ...
  • Mine cost control through effective mine drainage at Bogala mines-phase 1. 
    Uddika, JI; Samarakkody, IC; Harinth, PR; Dharmaratne, PGR; Hemalal, PVA; Thanansayan, G [Conference-Full-text]
    The Bogala Graphite Mines in Sri Lanka is experiencing a considerable water flow problem for more than two decades which has resulted in increasing total production cost due to high dewatering cost. This case study was ...
  • Modeling ageing population (60+years) in Sri Lanka 
    Jayatilake, A; Peiris, S [Conference-Abstract]
    Population ageing is an universal phenomenon and it is expected to be among the most prominent global demographic trends of the 21st century. In Sri Lanka there was a rising trend of ageing population throughout the past ...
  • Modeling of Optical Carrier Recovery using Four Wave Mixing Technique for Binary Phase Shift Keying Systems 
    Malasinghe, L; Weerasuriya, R [Conference-Full-text]
    Modern communication networks uses optical fibre extensively. The transport networks are upgrading its capacity continuously to provide the bandwidth requirement of the customer requirements. To provide such an increase ...
  • Modelling carbonation of fly ash concrete using system dynamics 
    Arunothayan, R; Perera, PMDJS; Dias, WPS [Conference-Abstract]
    Steel reinforcement corrosion is the most frequent threat to concrete durability. Carbonation is considered to be one of the prominent precursors to steel corrosion in concrete. The introduction of fly ash concrete increases ...
  • Modelling of cfrp strengthened concrete beam to quantify the effects of bond parameters in flexure 
    Arunothayan, R; Gamage, JCPH [Conference-Abstract]
    Application of Carbon Fiber Reinforced Polymer (CFRP) materials is an emerging technique for retrofitting concrete structures. Performance of composites mainly depends on the adhesive component which uses to create the ...
  • Modelling of pollutant removal rates in constructed wetlands under varying hydraulic rates. 
    Udukumburage, RS; Ariyasena, MADN; Rupasinghe, GGMBMB; Karunarathne, S [Conference-Full-text]
    subsurface horizontal flow constructed wetland located at University of Moratuwa was observed from January 2012 to November 2012 in order to derive empirical equations for the treatment efficiencies of BOD, COD, Nitrate-N, ...
  • Modification of Thermal Conductivity of Cotton Fabric Using Graphene 
    Gunasekera, U; Perera, N; Perera, S; Hareendra, Y; Somaweera, L; De Silva, N; Tissera, N; Wijesinghe, R [Conference-Full-text]
    This paper investigates the possibility to use Graphene coated fabric for thermal conductive purposes. Existing methods of thermal conductivity improvement of textiles require extrusion facilities and the end products are ...
  • Modified hyperbolic shear deformation theory for static flexure analysis of thick isotropic beam 
    Jasotharan, S; Weerasekera, IRA [Conference-Abstract]
    A hyperbolic shear deformation theory for thick isotropic beams is developed where the displacements are defined using a meaningful function which is more physical and directly comparable with other higher order theories. ...
  • Multi-Beam 8 × 8 RF Aperture Digital Beamformers Using Multiplierless 2-D FFT Approximations 
    Kulasekera, S; Madanayake, A; Wijenayake, C; Bayer, FM; Cintra, RJ [Conference-Full-text]
    The two-dimensional (2-D) discrete Fourier transform (DFT) is widely used in digital signal processing (DSP) and computing applications. Fast Fourier transforms (FFTs) are widely used as low-complexity algorithms for ...
  • Multidimensional model for contractor selection in private sector construction projects 
    Iddamalgoda, ITLP; Sandanayake, YG; Wadugodapitiya, RRMMK [Conference-Abstract]
    One of the most difficult decisions taken by the client in this era of construction industry is selecting a most suitable contractor. Since the construction industry is characterized by cost and time overruns, serious ...
  • The Need for an integrated cost modelling framework for building information modelling 
    De Silva, R; Jayasena, HS [Conference-Full-text]
    The shift from traditional procurement systems, towards more collaborative procurement systems which are backed-up with information and communication technology (ICT), is becoming the new trend in the present day construction ...