What is a retaining wall? Retaining wall is a structure that are designed and constructed to withstand lateral pressure of soil or hold back soil materials. The lateral pressure could be also due to earth filling, liquid pressure, sand, and ...
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Curves in Alignment of Highways – Types of Curves
What is a Curve in Roads? A curve is nothing but an arc which connects two straight lines which are separated by some angle called deflection angle. This situation occurs where the alignment of a road way or rail way ...
Laser Crack Measurement System for Pavements – Application and Advantages
Laser crack measurement system is highly developed technological methods of inspecting pavements which has been used extensively around the world. Advantages and applications of laser crack measurement system for pavements are discussed.
What are the Inland Waterways, its Types, Advantages and Applications?
Historically, inland waterways have been used for transportation purposes. In certain countries, it is one of the major components of transportation system. In the article, different types of waterway and along advantages and applications will be discussed. Fig.1: Types of ...
Sight Distance in Highway Engineering – Types and Calculations
The visibility of the road ahead of the driver will help in the safe and efficient operation of the vehicles. This will hence demand the geometric design to be highly efficient so that the length of the road is highly ...
Bituminous Mix Design for Pavement – Types, Materials and Properties
A pre-planned bituminous mix design for pavement construction helps in producing a mix that is workable, durable, strong, and economical in nature. One of the widespread use of bitumen is in the pavement design and construction. There are mainly two ...
What is Geometric Design of Highways and Factors Affecting it?
Geometric design of highway is the determination of layout and features visible on highway. The emphasis is more on satisfying the need of the driver as well as to ensure the safety of the vehicle, the comfort while driving and ...
What are Different Layers in a Bituminous Pavement?
Bituminous pavements are constructed in different layers such as base course, binder course and surface course. These layers are made of different materials and provides different functions to the bituminous pavements.