Highway Development and Planning Modes of Transport Highways—Most flexible system (house to house connection) Railway—Energy consumption less than highways Waterways—Economical but slow Airways—Costliest of all Historic Development Mesopotamia 3500 BC: Invention of wheel and necessity of hard surface for wheeled vehicles to move, paved the way for road building. Roman roads—312 BC: Pioneers in road…
Importance of various modes of transportation is need to get understand properly. The transportation system having two parts are Water transportation and the Land transportation. The land transportation is suitable type for short haul passenger and goods transport. Especially in hilly areas, where other transport modes cannot reach. Land transportation provides better accessibility and door…
In this post, we are discussing the Importance of Highway Alignment and top 14 factors for controlling the highway alignment. It will help you to understand its design and construction activity and various factors which are needed to be considered in planning. The Terms which we discuss here are the most important and usually come…
What is a Curve in Roads? A curve is nothing but an arc which allow to connects two straight lines which are separated by some certain angle called as deflection angle. This situation occurs where the alignment of a road way or rail way changes its direction due to unavoidable objects or land conditions and…
DESIGN SPEED : The maximum speed at which vehicles can continuously travel safety under favorable conditions is known as design speed.It may also be thought of as the maximum approximate speed that will be adopted by most drivers. Choice of design speed has to be made carefully, so as to match the terrain condition and…
A highway has many visible dimensions both in the horizontal plane and in the vertical plane. The art of design of the visible dimensions is known as Geometric Design. Proper geometric design can help in the reduction of accidents. Therefore, the objective of geometric design is the provide optimum efficiency in traffic operation and maximum…
