Browsing CERS - 2024 by Author "Damruwan, H"

Now showing items 1-20 of 47

Application of load bearing cement hollow block walls for multi storey housing

Wijayarathna, YADKH; Jayasinghe, MTR [Conference-Abstract]

The economic challenges facing Sri Lanka have highlighted the need for affordable housing solutions. This study investigates the viability of load-bearing hollow block walls within a hybrid construction system for multistory ...
Assess the impact of internal curing in roller compacted concrete using roof tile waste as fine aggregates

Dilsara, VGS; Jayantha, WRAN; Mampearachchi, WK [Conference-Abstract]

The construction industry is increasingly prioritizing sustainable and eco-friendly practices, resulting in a growing interest in utilizing waste materials in concrete production. As environmental concerns continue to grow, ...
Assessing future low-flow variations in a dry zone river basin under changing climate conditions

Tharuka, WMS; Gunawardhana, HGLN [Conference-Abstract]

Climate change significantly alters the low-flow regimes of river basins worldwide and presents significant challenges to water-scarce regions, especially in dry regions. This current study investigates the impact of climate ...
Assessment of disaster resilience in hospitals: a case study based framework development for Sri Lankan context

Marasinghe, MMGC; Damruwan, HGH; Siriwardana, CSA; Dhanapala, S; Wijesekara, N; Wedamulla, A [Conference-Abstract]

Hospitals are essential infrastructures that must maintain continuous operation during and after disasters to ensure the safety of patients and staff while providing medical services, even under surge conditions. Given the ...
Behaviour of rock socketed pile groups

Gunasekara, HWP; De Silva, LIN [Conference-Abstract]

Rock socketed pile groups are extensively employed in the construction industry due to their effectiveness in maximizing space utilization while supporting substantial structural loads, thereby enabling efficient vertical ...
Cellular pile raft foundations for lightweight multi-storey buildings

Sandamal, NGTM; Jayasinghe, MTR; De Silva, LIN [Conference-Abstract]

The global demand for housing and urban land scarcity has driven the need for multistorey buildings. The substructure design plays a crucial role in ensuring the stability of these structures, as traditional foundation ...
Construction quality framework for school buildings in Sri Lanka

Thoradeniya, BRWMD; Jayasinghe, C; Ariyaratne, IE [Conference-Abstract]

The built environment of schools plays a crucial role in shaping the educational experience, yet Sri Lanka has faced ongoing concerns regarding the quality of school construction, despite significant government investment ...
Design guidelines for lateral clearance at horizontal curves in expressways

Harshana, AWAKD; Mampearachchi, WK [Conference-Abstract]

Design guidelines for lateral clearance re uire designing e pressways by confirming drivers’ line of sight is not obstructed by the objects at the horizontal curves. It gives sufficient sight distance to drivers ensuring ...
Design-informed optimization of 2D skeletal structures using convolutional neural networks

Jayaweera, JANN; Herath, HMST [Conference-Abstract]

Structural optimization aims to find the most efficient material distribution within a design domain by minimizing material usage, self-weight, and strain energy, while maximizing strength. Optimization approaches often ...
Development of a damage assessment matrix for load-bearing masonry houses

Thalpage, SL; Jayasinghe, C; Ariyaratne, IE [Conference-Abstract]

Masonry houses are common types of buildings constructed using materials like bricks, stones, or concrete blocks. They are popular due to their durability and aesthetic appeal. However, as masonry structures age, they ...
Development of an optimum mix for paving blocks using waste steel slag and crushed tile waste as part replacement of aggregates

Nirainenchan, J; Gamage, JCPH; Chandrathilaka, ERK [Conference-Abstract]

In contemporary construction practices, paving blocks are essential for creating durable and aesthetically pleasing surfaces in urban and suburban areas, such as pedestrian walkways, driveways, and plazas. However, traditional ...
Development of bond stress-slip models for CFRP / concrete bond exposed to mild acidic exposure

Ravidu, AKS; Chandrathilaka, ERK; Gamage, JCPH [Conference-Abstract]

Carbon Fiber Reinforced Polymer (CFRP) is widely used in various industries due to its excellent mechanical properties, including a high tensile strength-to-weight ratio and resistance to corrosion. However, the bond ...
Effect of crease curvature on bending stiffness in curved crease origami

Weerasekara, WMHGLCB; Mallikarachchi, HMYC [Conference-Abstract]

Deployable systems play a vital role in design optimisation of spacecrafts. Limited payload capacity in launch vehicles often conflicts with the demand for large-area systems required for better performance in the operational ...
Effect of locally manufactured graphene oxide on concrete strength

Elapatha, EGV; Halwatura, RU [Conference-Abstract]

The research investigates the impact of locally manufactured Graphene Oxide (GO) from Ceylon Graphene Technologies on the properties of concrete, focusing on compressive strength, sorptivity, early heat of hydration, and ...
Effect of preloading and endplate imperfections in bolted connections: Moment-rotation characteristics through explainable artificial intelligence

Dharmawansha, DAST; Herath, HMST [Conference-Abstract]

Stainless-steel is a popular engineering material due to its durability, high resistance to corrosion, aesthetic appeal, ease of construction and maintenance, recyclability, and ductility. It is often used in a wide range ...
Effect of tie beams on the behavior of isolated foundation systems

Gunathilaka, LTD; De Silva, LIN [Conference-Abstract]

The stability of isolated foundation systems is crucial to the structural integrity and safety of buildings, especially in regions with varying load conditions. Tie beams, widely used to connect isolated footings, play an ...
Effect of urban vegetation cover on CO2 reduction in the city

Chanika, HKP; Weerasinghe, N; Halwatura, RU [Conference-Abstract]

Rising urban carbon dioxide levels have emerged as a critical issue due to their adverse effects on public health and the environment. Trees are a natural and sustainable solution to mitigate urban carbon dioxide (CO2) ...
Enhancing streamflow prediction in Sri Lankan River Basins using AI models: A comparative study of wet and dry zones

Karunarathna, SMSD; Rajapakse, RLHL [Conference-Abstract]

Artificial Intelligence (AI) techniques have gained significant attention in recent years for their application in various engineering domains, including hydrology. Groundwater modelling, streamflow prediction, precipitation ...
Evaluating the effectiveness of treatment solutions on blue stain fungi growth in pine wood plantations in Sri Lanka

Rathuge, LR; Hewage, IS; Mendis, MS; Halwatura, RU [Conference-Abstract]

The presence of blue stain fungi in pine wood plantations causes a significant challenge to the pine wood industry. Because of the visible discoloration due to the presence of fungi, it significantly reduces the market ...
Evaluating the impact of drought spatial distribution on river flow dynamics using remote sensing data

Madhumal, PVRP; Gunawardhana, HGLN [Conference-Abstract]

Drought is a complex and challenging weather-related disaster with significant economic, social, and environmental impacts. Traditional drought monitoring, which primarily relies on ground observations, often falls short ...

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Browsing CERS - 2024 by Author "Damruwan, H"

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