Browsing ERU - 2001 by Title

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  • Regionalization of catchments in Sri Lanka for regional flood frequency analysis 
    Gamage, NPD [Conference-Full-text]
    In flood frequency analysis the objective is to estimate flood quantile magnitudes for different return periods at a station or at a number of stations in a river system. An understanding of the hydrologic characteristics ...
  • Rehabilitation of steel bridges in Sri Lanka 
    Chandrasiri, BVDN; Jayasinghe, MTR [Conference-Full-text]
    Nearly one half of the approximately 3700 highway bridges on A and B class roads of Sri Lanka are more than 50 years old. About 60% of the total bridges have a width of less than 8.0 m; out of these 689 are steel bridges. ...
  • Simplified biomedical system for artificial defibrillation 
    Balasuriya, JC; Jayasinghe, JAKS; De Silva, GTF [Conference-Full-text]
    Sudden deaths due to various forms of heart failures are very common at present, especially in Sri Lanka. Whatever the causes and types of ailments are, the final stage known as fibrillation causes the patient to die within ...
  • Simulation of deep excavations using finite element method 
    Jayakody, NJ; Peiris, TA [Conference-Full-text]
    Finite Element calculations arc frequently utilized for the design of deep excavations because a prediction of ground movements and wail deformation is not possible with classical limit equilibrium methods. To solve such ...
  • Speed reduction as a road safety measure 
    Ranaweera, RPKS; Jayasinghe, C; Ratnayake, LL [Conference-Full-text]
    The growing number of road accidents is a major national problem in Sri Lanka. By analyzing the police database of past accident records, the causes for the road accidents have been identified as a prominent cause for road ...
  • A study of bamboo reinforced earth retaining structures 
    Kulathilaka, SAS; Nawagamuwa, UP [Conference-Full-text]
    Reinforced earth retaining systems became popular and came into extensive usage over the last two decades due to many advantages inherited in them. Different forms of reinforced earth systems had been developed in various ...
  • Suitability of coir fibre as a raw material for geotextiles. 
    Nawarathna, NS; De Silva, N [Conference-Full-text]
    Geotextiles are used in many geotechnical works as support in reinforcement structures. In practice geotextiles made of synthetic polymers such as polyester, polyamide and polypropylene are used. The synthetics are preferred ...
  • Thermal performance of free-running three- storey houses: an assessment through computer simulations 
    Jayasinghe, MTR; Attalage, RA; Jayawardena, AI [Conference-Full-text]
    Sri Lanka is presently facing a serious energy crisis due to continuous increase in energy demand annually. One of the solutions for this is energy conservation for which houses are a good candidate. The need for using ...
  • Ultrasonic investigation of physical mechanical properties of steels 
    Sivahar, V [Conference-Full-text]
    Ultrasonic techniques are primarily used in engineering for the purpose of flaw detection in materials and components. Such techniques can also be used for measuring the ultrasonic parameters such as wave velocity and wave ...
  • Water scheduling for better yield in paddy cultivation - a study from Mahaweli system h of Sri Lanka 
    Wickramaarachchi, TN; Wijesekera, NTS; Gamage, NPD [Conference-Full-text]
    Agricultural production has given the highest priority in the Dry Zone of Sri Lanka and has become the main livelihood of people living in the area. It has been found that almost all the cultivation in the area totally ...