Browsing Faculty of Engineering, Civil Engineering by Title

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  • Optimization of circular ground reservoirs 
    Wickramasinghe, NRS [Thesis-Abstract]
    Ground reservoirs of various types are often used as water storage reservoirs in major water supply schemes. Mainly there are two types of ground reservoirs viz. circular and rectangular. Circular type ground reservoirs ...
  • Optimization of prestressed concrete railway sleepers 
    Lakmali, HDD [Thesis-Abstract]
    In Sri Lanka cheapest and safest mode of transportation is railways. It has higher load carrying capacities. The load applied by trains is transferred to the ground through rails supported on railway sleepers. Basically ...
  • Optimization of rainfall spatial variability for daily streamflow estimation with a monthly water balance model 
    Maroof N [Thesis-Abstract]
    Precipitation varies significantly over space and time within a watershed. Precipitation has a vital role in determining surface hydrological processes because of its influence on streamflow estimations using mathematical ...
  • Optimization of random rubble masonry retaining wall design 
    Santhajeewa, AN [Thesis-Full-text]
    The conventional earth retaining structures built using Random Rubble Masonry (RRM) are designed as gravity retaining structures where weight of the structure is used for its stability. In Sri Lanka, RRM retaining walls ...
  • Optimization of spillway design using finite element methods 
    Ariyarathne, NGR [Thesis-Abstract]
    Spillway is a critical component in a storage reservoir or in a diversion dam. Many failures of dams have been caused by improperly designed spillways or by spillways of insufficient capacity. There have been numerous ...
  • Optimization of truss type steel bridges 
    Karunarathna, WWN [Thesis-Abstract]
    This work aims towards analyzing truss type steel bridges by 3-D finite element modelling using SAP2000. Details of different truss type steel bridges are discussed together with gathered information on such bridges found ...
  • Optimization of uplift capacity of transmission tower foundations 
    Gunasena, UPP [Thesis-Full-text]
    Transmission tower lines using lattice towers and concrete foundations are the common practice in most of the countries all over the world. A significant amount of the cost of the transmission tower line is spent for the ...
  • Optimized roof top tower design 
    Gunathilaka, AMLN [Thesis-Abstract]
    Errection of Telecommunication towers has become one of the key elements in any network expansion project in telecommunication industry at present days. Roof top towers play a dominant role in this context especially in ...
  • Optimizing passenger movements through airport terminals 
    Saparamadu, DDGADS [Thesis-Full-text]
    Minimizing walking distances, waiting times and delays at critical service centers such as ticket counters, immigration, baggage claim and security checks and optimal spacing of other services or frictions such as shops, ...
  • Optimum blast proof design of perimeter walls 
    Dikkowita, DKAA [Thesis-Abstract]
    The use of vehicle bombs to attack city centers has been a feature of campaigns by terrorist organizations around the world. A bomb explosion within or immediately nearby a building can cause catastrophic damages on the ...
  • Optimum design of plate girders 
    Weeratunga, AN [Thesis-Abstract]
    Steel plate girders are generally used to span long distances and support heavy loads They consist of top and bottom flanges connected to a vertical web. The flanges are connected to the web by fillet welds. I’ late girders ...
  • Optimum design of steel open web girders 
    Alahakoon, CDW [Thesis-Abstract]
    Girders are used to support building floors, roofs, and bridges or as members of towers, cranes. When a girder is built with top and bottom members connected with web members it is called an open web girder. (Ref Fig 1) ...
  • Optimum design of steel portal frame structures 
    Perera, KLPD [Thesis-Abstract]
    With the rapid development in industrial sector in Sri Lanka, there is a high demand for clear span buildings to cater for the factories with advance technology production lines as well as for the warehouses. Structural ...
  • Optimum logistic cost cluster size of multiple facilities and server systems 
    Perera, KPH [Thesis-Abstract]
    Demand for a particular facility can be exceeded due to the continuous growth of consumers. Therefore the existing competition can also be increased. This will boost the forming of new facilities providers and also increase ...
  • Optimum pre-cooling guidelines: applicable to commercial buildings in Sri Lanka 
    Narangoda, NAPSK [Thesis-Abstract]
    HVAC plants in buildings are generally started earlier than the building operation start time. That is to absorb the stored thermal energy in the building and reach the set indoor thermal condition by the time which the ...
  • Optimum retrofitting methods for low rise masonry structures in Sri Lanka 
    Ranasinghe RMGB [Thesis-Abstract]
    Floods can be considered as one of the natural hazards which cause destructive effects on the existence of mankind. Most of the mortalities have taken place due to damages in masonry walls of unreinforced masonry structures. ...
  • Organization agility in Sri Lankan software industry 
    De Alwis, KGDPSN [Thesis-Abstract]
    Agile Project management (APM) and Agile Software Development (ASD) are two widely discussed topics in the software industry. Since the inception of Agile Manifesto in 2001, many organizations have implemented agile methods ...
  • Organizational procedures and enterprise resource planning (ERP) procedures in construction organizations 
    Hewavitharana, FST [Thesis-Full-text]
  • Outsourcing -influences and outcomes from telecommunication industry in Sri Lanka 
    indrasiri, GHPM [Thesis-Abstract]
    Outsourcing is a concept, which is considered to be an emerging in this decade since all organizations required surviving and being competitive in the market where it plays. Telecommunications industry in Sri Lanka is one ...
  • Parent's satisfaction on effective daycare centers 
    Samantha, MPMGW [Thesis-Abstract]
    The present economic situation in the world and increasing needs of people force for the both parents to work. This creates a void in the society for a third party to provide a child care service in the absence of both ...