Permeable pavement system allows percolation of rainfall water. The importance, construction and cross-section of permeable pavements are discussed here.
Discy Latest Articles
Factors Influencing Pavement Design
There are many factors affecting pavement design. These factors are appropriately considered for design and construction of good quality pavements.
PROPERTIES AND TESTING OF AGGREGATES FOR PAVEMENT WORKS
Aggregates have different properties which are tested individually with different types of tests for the construction of pavement.
Various Lab Tests on Bitumen for Pavement Construction
Various laboratory tests on bitumen are conducted to check quality and different properties of bitumen for road or pavement construction works.
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.
Flexible Pavement Design by California Bearing Ratio (CBR) Method
Flexible pavement design by CBR method is used to determine the total thickness of pavement. Pavement design by CBR method recommended by California State of Highways and IRC are explained.
Horizontal Transition Curves for Highways and Its Calculation
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 to ...
What is Vertical Alignment of Highways? Gradients and Vertical Curves
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 the ...