Application of Green Highway Concept in Design of Expressways in Hainan Province
In the paper,based on of the highway design practice in the expansion project of the Greater Sanya Section of the G98 Island Ring Expressway and the Wuzhishan-Haitangwan Expressway,the application of green highway concept in design of expressways are concluded in terms of ecological and environmental protection oriented route selection,settings of retaining wall and bridge and tunnel,tunnel slag and self mining crushed stone processing and utilization,substructure prefabrication and assembly,as well as setting of service area.The environment friendliness and less consumption of resource are realized from the aspects of overall resource utilization,strengthening ecological protection,focusing on cycle costs,and implementing innovation driven,so as to provide some reference for similar projects in the future.
green highwaysecological and environment friendliness oriented route selectionself mining crushed stoneservice area
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