A special task force to investigate the collapse of the bridges.A committee, formed at the direction of this task force.All bridges longer than 20ft were required to be described and registered in a national database and thus the National Bridge Inventory (NBI) was established.Several studies about the nation’s bridges have been published in the last … Read more
A very common premature pavement failure in most countries is seen as a surface depression in the wheel path. The depression which is formed is called a rut and along the rut uplift occurs due to shearing. Ruts are particularly evident after a rain when they are filled with water. Rutting may occur only in … Read more
In pavement engineering we mostly hear the terms highway, motorway and freeway. These terms sometimes causes confusion about what they mean in real and what is the basic difference in them. In this post we will try to find the basic difference between these terms. Difference between motorway and simple highway Firstly all these terms … Read more
Traffic speed – traffic speed characteristics – how we can define speed, distance covered by an object in unit time Speed and its role in traffic engineering U = s/tIn transportation engineering – speed is defined as the distance(s) that is covered by a vehicle in specific time (t). Speed is the most critical aspect … Read more
A coordinate system that helps us finds the location on the Earth by using set of numbers and letters. Among these coordinates one of the number represents vertical position and other two numbers represent horizontal position. Commonly they are called latitude, longitude and elevation. Finding Your Coordinates Longitude Longitude is that geographic coordinates that specifies … Read more