Dense Graded Aggregate Base has been used for road construction work in the Sri Lanka for many years. Rocks which are used to produce the aggregate are not available everywhere in the island. For example it is difficult ...

Measuring the density of asphalt concrete in the field is very important in quality controlling of the flexible pavements. Malpractices use in compaction of asphalt concrete in the field causes quality maintaining and ...

Worldwide over 1.3 million Persons killed, 50 millions injured in 2007 due to road traffic accidents. In 2004,Road Traffic injuries was the ninth leading cause of death.By,2030 it is estimated the fifth leading cause of ...

Transportation is a facility which decides the level of achieving economic development in a country. Observing bird's eye view of the present condition in Sri Lanka it can be identified that transportation is currently ...

Today in each part of the country, road surfacing is done by Asphalt Concrete. With the increase usage of Asphalt Concrete, the necessity of Quality Management System was arisen. Hence the Quality Management System for ...

Road authorities around the world have been innovating and finding ways to cope with the high cost of road network maintenance, the growing demands of road users and the changing traffic type and volume. A well maintained ...

Polymer modification of asphalt binders has increasingly become the norm in designing optimally performing pavements. Pavements with polymer modification exhibits greater resistance to permanent deformation and thermal ...

Design, construction and maintenance of railway level crossings are responsibilities of Sri Lanka Railways. The funding agency in this regard is the Ministry of Finance where allocations are provided from the annual ...

Highway Development and Management Tool (HDM-4) is a powerful system for the analysis of road management and investment alternatives and it used to prepare road investment programmes and to analyze road network strategies. In ...

In Sri Lanka, vast amount of infrastructure facilities have been built, still building, but yet no proper classification system has implemented sometimes. The road network in Sri Lanka is a classic example for this. Based ...