The housing requirements in Sri Lanka is rising due to growth of population and urbanisation. Due to change in socio-economic conditions and the living patterns of the society, there is a tendency for every individual ...

Natural rubber modified bitumen is a valuable material for road surfacing. It enhances the strength and durability of the road surface better than the bituminous material alone. It can be produced by incorporating natural ...

Information Technology (IT) solutions to problems in construction design need to consider the perspectives of all the participants in the process; only then can IT provide a platform for integration. The research described ...

Conservation of energy used for thermal and visual comfort in the building sector using passive techniques has both short and long term benefits. In short term, passive solar buildings can mean lower capital cost due to ...

There are two major factors that discourage the use of earthquake resistant design and detailing of structures constructed in Sri Lanka. They are the belief that the earthquake resistant structures will cost a lot more ...

Prestressed concrete is one of the most difficult building materials to design due to many reasons such as number of different solutions available for the same problem and the time dependent changes that take place. When ...

This paper describes the development of a prototype Direct Sequence Code Division Multiple Access (DS-CDMA) system. The main objective of the work was to design and implement a CDMA system, based on its fundamental theoretical ...

Alleviation of traffic congestion is a growing problem because of its effects on trade, public transport viability and the inevitable environmental consequences in the society. Due to the traffic delays thereby causing ...

In the design of low to medium rise reinforced concrete buildings, it is possible to use two options. The building can be designed as a rigid frame structure where the frame resists both vertical and lateral loads. Therefore, ...

An understanding of the infiltration of water into soil is very important for irrigation engineers, to ensure optimum use of water resources. Infiltration into the soil under unsaturated and saturated conditions are often ...