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FACTORS INFLUENCING PAVEMENT DESIGN

There are many factors affecting pavement design. These factors are appropriately considered for design and construction of good quality pavements. Pavements are engineered structures which are used as roads, runways, parking areas, etc. Ground or surface transportation is the most widely ...

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TYPES OF SOIL TESTS FOR ROAD CONSTRUCTION

Types of soil tests for road construction project requires the site investigation to be carried out to understand the soil profile. For road construction works, the properties of soil at subgrade level are required. The common soil test for road construction ...

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HORIZONTAL TRANSITION CURVES FOR HIGHWAYS

What is transition curve and when it is needed? Transition curve is a curve in plan which is provided to change the horizontal alignment from straight to circular curve gradually means the radius of transition curve varies between infinity ...

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VERTICAL ALIGNMENT OF HIGHWAYS

What is vertical alignment of highways? The vertical alignment of highway generally defined as the presence of heights and depths in vertical axis with respect to horizontal axis of alignment. These heights and depths in roads may be in ...

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Design of Flexible Pavement by Group Index Method

Before Design of Flexible Pavement by Group Index Method, let us understand What is Flexible Pavement? A true flexible pavement yields “elastically” to traffic loading. It is constructed with a bituminous-treated surface or a relatively thin surface of hot-mix asphalt (HMA) ...

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