The ground floor of the building is used by businesses and enterprises, which is connected with the ground traffic roads, while the upper floor of the building is residential housing, which is connected with each other by overhead sidewalks, forming a "two-layer city" model.
Minneapolis, USA, connects the second floor public building space with a closed air corridor, forming the "air trail system" of the whole city.Malmo, Sweden, carried out the experiment of "double tier city" in the belt on Pildamsvegen Road, Southern District of Lindbergh.
A newResidential areaBy acommercial centreAnd several groups of building groups. The ground floor, second floor (or even third floor) of each group of building groups are used as parking garages, shops, small workshops andBus terminalThe roof platform on the second (or third) floor is developed as a platform garden for residents' activities.Arrange fountains, sculptures, chairs, greeningChildren's playground, sports facilities, etc. to form a pleasant living environment.High rise residential buildings are arranged around the platform garden. The residential buildings are connected by corridorsShop、kindergartenAnd other service management facilities.There is a two-story pedestrian corridor in the new residential area, which connects various platform gardens, business centers, main cultural service facilities and transportation facilities, forming a complex of residence, commercial services and transportation, making the relationship between various functions convenient and close without interference. It is a successful example of applying the "three-dimensional transportation" theory.
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definition
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The transportation form of asking for space from the air underground entered the electrical era.
mode
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It is composed of a variety of transportation modes, such as subway, bus, light rail, train, aircraft, etc.
significance
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The formation of a three-dimensional comprehensive transportation network pattern, convenient local transfer, transfer or distribution, improve transportation efficiency, reduce traffic energy consumption, and reduce environmental pollution.
