Pavement Management System (PMS) is a set of procedures/methods available for collecting, maintaining, analysing, and reporting pavement data to assist the decision-making process.
When it comes to road maintenance planning, ...
Roller Compacted Concrete Pavement (RCCP) is a type of zero slump concrete product, which has renewed the interests of sustainable pavement designers with its potential to reduce the total cementitious material content of ...
Transportation among major commercial and socio-economic hubs will play a vital role in the economy during the next decade. Therefore, it is essential to look forward to developing a road network with high mobility among ...
U-turn vehicles at centre median openings create queues while waiting for acceptable gaps.
This phenomenon creates delays for the follower vehicle platoon. The current study aims to
estimate the delay for the follower ...
Fly ash is produced as a byproduct from Lakvijaya coal power plant, Norochcholai, Sri Lanka. The daily production of fly ash at Lakvijaya power plant is 950 – 1000 tons. Some part (around 40%) of fly ash is consumed by ...
Intelligent Transport System (ITS) aims to make travel and transportation safer, faster and more efficient. ITS includes but is not limited to emergency services, road safety, transportation infrastructure, traffic management ...
Traffic signal systems are defined as a control measure or a traffic management strategy for road traffic to minimize traffic congestion and control the traffic flow. Today the traffic signal systems have evolved through ...
Traffic microsimulation software is a traffic management tool which is currently being used in
various countries to provide traffic management solutions. For developing countries like Sri
Lanka, it is possible to observe ...
Bus passenger transportation essentially requires continuous planning, evaluation and
upgrading to maintain its level of service. Necessary traffic data including passenger counts,
bus stop locations and corresponding ...
Driving Cycles (DCs), the time speed profiles of a certain vehicle type for a given road
segment can be considered as one of the main tools to quantify and to assess the performance in terms of fuel economy and emissions ...
Walking has been always considered as a sustainable method of transportation which is more
suitable for short-distance trips. The concept of “short distance trip” changes with the
convenient maximum walking distance of ...
Conducting a comprehensive Social Impact Assessment (SIA) is an essential and integral part during the planning stage of any infrastructural development project in today’s world. Sri Lanka is planning its first Light Rail ...
Arterial roads are high capacity urban roads, which get fed by the collectors and delivers that
traffic to expressways. These are the main roads connecting city centres. Access roads connecting to the arterial road in ...
Unprotected mid-block crosswalk is a hazardous location for pedestrians. In order to fulfil the
crossing action at mid-block crosswalks in divided highways, the pedestrian must accept two gaps. The primary objective of ...
Crash barriers are widely used in mountainous roads with having open road sections. Crash barriers are often defined as safety barriers due to the positive safety impacts achieved. The
current study is having the aim of ...
Recycled asphalt mixtures are getting more popular due to many economic and environmental benefits such as a higher degree of recyclability, low material cost, less effect on the
environment etc. Typically, reclaimed ...
As per the World Bank records of the year 2018, Sri Lanka had the highest road density among
the South Asian countries with 173.9 km of roads per 100 square kilometres of land. Sri Lankan government reserves a considerable ...
Over recent decades, internal curing concept has become emerging technology and research in this area has increased tremendously. American Concrete Institute described internal curing as
“a process by which the hydration ...
Effective maintenance is essential to achieving sustainable development in Road sector. There are categories of maintenance activities as per the time of attendance, the period of attendance and frequency of attendance. ...
Open-Graded Friction Course (OGFC) is an asphalt material which has many advantages such as resistance to hydroplaning, low level of splash and spray, less headlight glare, improved
visibility, a lesser number of accidents, ...