Category: Roads

Roads, Transportation Engineering

Road Camber : Importance, Types, and Its Effect on Road Safety

Vinod Gopinath

Road camber, also known as the cross slope, is the slight curvature found on the surface of a road. This slope is incorporated into the design. Camber in road is designed primarily to aid efficient drainage. Water runs off towards the edges of the road. This prevents waterlogging or puddling. This minimizes risks such as hydroplaning, which can lead to accidents, especially in wet conditions. A properly cambered road contributes to road longevity, as pooling water can accelerate surface wear.

Roads, Transportation Engineering

Bitumen for roads – Bitumen Uses, Grades and Types

Vinod Gopinath

Bitumen for road is an important topic to understand the construction of roads. I will walk you through how important bitumen is for road construction. Also, we will see bitumen road layers, different bituminous materials, cutback bitumen, grade of bitumen and properties of bitumen. A comparison between bitumen and tar will also be discussed in the sections.

Roads, Transportation Engineering

Bitumen Softening Point Test – Ring and ball method

Vinod Gopinath

The bitumen softening Point Test is done to determine the consistency of bitumen. Bitumen is a viscoelastic material, which means it behaves like both a liquid and a solid state. It does not have a specific melting point. As the temperature increases, the bitumen becomes softer and the viscosity of the bitumen decreases. One of the common parameters for classifying bitumen is the softening point of the bitumen. This property shows at what temperature the bitumen softens. 

Roads, Transportation Engineering

Penetration Test for Bitumen – Significance and Procedure

Vinod Gopinath

The penetration test for bitumen is a laboratory method for grading bitumen based on its hardness. In this test, the amount of penetrating a specific needle into the bitumen is measured.

More than 85% of bitumen is used in road construction. Weather condition affects on bitumen binder. In cold weather, bitumen becomes hard, and the possibility of cracking increases. On the other hand, hot weather causes bitumen becomes soft and sticky.

Roads, Transportation Engineering

Highway Engineering- Definition, Importance and Construction Details

Vinod Gopinath

Highway engineering is an important topic in civil engineering. It includes the study of roads in depth. The technical aspects involved in this subject plays a significant role in construction of different types of roads. In this blog, I will show you all the details of the subject including the definition, topics, importance etc.

Roads, Transportation Engineering

Cloverleaf interchange- Examples and Problems

Vinod Gopinath

A cloverleaf interchange is a two-level interchange at which left turns are done by ramp roads (reverse directions in left-driving regions) (US: ramps, UK: slip roads). Vehicles first proceed to go left (in right-hand traffic) as one lane crosses over or below the other, then exit right onto a one-way three-fourth loop ramp (270 °)

Roads

Smart roads- 6 Smart road technologies Full Guide

Vinod Gopinath

Smart roads and other smart road technologies are relevant to the advancement of the transportation sector of a country. We are going to dig deep into this in the upcoming sections. We’ve all learned about connected vehicles, self-driving cars, GPS mapping, applications for route optimization and ride-hailing services, after all

Roads, Transportation Engineering

Components of Road pavement structure – Parts of a road and functions

Vinod Gopinath

Components of a road or parts of a road plays an important part in ensuring the safety and service life of a road. Components of a road is designed to meet the design requirements, functional requirements etc. This article is about the components of road/parts of a road and its functions.

Roads

5 Types of road construction Complete Guide

Vinod Gopinath

Types of road construction are significant to understand the category of roads and their characteristics. In this blog, we will find out the details of 5 types in detail. Whitetopping is the coating of a layer of Portland cement concrete on the existing asphalt pavement. Depending on the thickness of the concrete sheet and if the layer is bonded to the asphalt substrate, whitetopping is divided into different types

Roads, Transportation Engineering

Road Pavement Layers – Components and Functions

Vinod Gopinath

Road pavement structure: Road is the most important structure that decides the economic growth of a country. The road structure to be constructed based on the traffic requirements, climatic conditions of the area, terrain, etc. The road structure has to withstand abrasion loads and climatic and terrain conditions without failure. This article is about the components of a flexible pavement structure.