Highway Engineering

Bitumen, often referred to as mineral tar, serves as the crucial binding material in asphalt, playing a pivotal role in various construction applications. Its origins lie in the partial distillation of crude petroleum, resulting in a chemically hydrocarbon compound that is insoluble in water but readily dissolves in alkalies, alkaline...

Road construction has undergone a revolutionary shift with the adoption of Interlocking Concrete Block Pavement (ICBP), replacing the laborious traditional methods involving bricks and asphalt. This innovative approach aims to streamline construction processes and enhance road durability. Evolution of Block Design ICBP blocks come in diverse shapes and sizes, evolving...

In the current scenario, the constant reliance on natural resources is depleting our energy reserves rapidly. This has led to an urgent need for alternative energy sources that can power various aspects of our world. The field of civil engineering is witnessing new inventions aimed at creating a greener environment,...

Geocell technology, a system crafted from high-density polyethylene (HDPE), plays a crucial role in stabilizing soil for construction purposes, with its roots tracing back to the 1970s. Initially developed by the U.S. Army Corps of Engineers for military applications, geocell found success in stabilizing the shoulders of a copper mine...

Maintenance of roads means keeping, fixing, and improving the state of roads, such as highways, streets, and other transportation infrastructure. Road upkeep’s main goal is to ensure that all users—drivers, pedestrians, cyclists, and public transportation—are safe and able to use the roads. Road maintenance tasks can range from simple things...

Roads often feature raised middle sections called asphalt medians, forming a slope known as camber. This diagonal slope, or cross-slope, aids in diverting rainwater away from road edges, preventing potential damage. In simpler terms, camber is crucial for effective water drainage on roads, enhancing road durability. What is Camber in...

Understanding how to assess the density of soil in the field is crucial for effective construction, especially in highway projects. One widely employed method for this is the Field Density Test (FDT), specifically using the Sand Cone Method. This article breaks down the process into manageable steps, making it accessible...

When roads curve, something interesting happens to make sure your car stays safe. This clever trick is called superelevation, cant, or banking. In simple terms, it's the tilt given to the road surface at a curved section to prevent your vehicle from tipping over or skidding. What's the Deal with...

Road pavements, commonly known as road surfaces, are robust layers of material laid down on designated areas to withstand the constant flow of vehicles. These pavements are composed of various components and layers, all working together to distribute the weight of vehicles to the layers beneath, ensuring durability and longevity....

Cement concrete roads, also known as concrete roads, boast a wearing surface made of cement concrete, whether plain or reinforced. These roads fall under the category of rigid pavements, showcasing resilience in all weather conditions. Renowned for their pleasing appearance, excellent riding surface, and longevity even in the face of...