Patent ID: 6312187
Filing Date: 2001-11-06
Classification: E01C

Abstract:
A street tunnel arrangement accessible to vehicles in densely populated areas, comprising at least one ring street arranged along a periphery of the densely populated area, a plurality of street tunnels arranged within said ring street at regular intervale and including a first pair of linear and side-by-side extending tunnels crossing the densely populated area at a first depth, and at least one second pair of linear and side-by-side extending tunnels crossing the densely populated area at a second depth, the first pair and the second pair of tunnels bypassing each other at a point approximately at a center of the densely populated area, said plurality of street tunnels receiving traffic from said ring street and extending at a depth below public utility services, and a plurality of underground parking garages, which are developed with respect to traffic through the street tunnels and having access devices for persons and goods between the tunnel arrangement and a surface of the densely populated area.