Landscape design is an important element to help mitigate nuisances and help the roadway fit the surroundings. Goal of landscape design is to provide vegetation to improve aesthetics and safety, lower constructions costs and create enough visual variety along the roadway.
Landscape Design and Selection of Plant Material
Landscape Design is an important element in the design of all highway facilities an should be considered early in the process, so that it is in keeping with the character or theme of the highway and its environment. The AASHTO Green Book mentions three objectives of landscape design:
To provide vegetation that will be an aid to aesthetics and safety
To provide vegetation that will aid in lowering construction and maintenance costs
To provide vegetation that creates interest, usefulness, and beauty for the pleasure and satisfaction of the traveling public
Landscape designs for urban highways and streets plays an additional role in mitigating the many nuisances associated with urban traffic and can help a roadway achieve a better "fit" with its surroundings.
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