HIGHWAY ALIGNMENT

The position of the central line of the highway or the layout of the planned highway line on the ground is called Highway Alignment.

Highway Alignment is generally phrased as two types on Highway plans

Horizontal Alignment:

This covers the horizontal path of the road either it’s straight or curved or both. Top view of road alignment gives horizontal alignment of the road.
Vertical Alignment:

This deals with the gradients, slopes and levelling of the ground.
Perspective view or front view or side view of the road alignment makes you understand about Vertical alignment. 

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