Patent ID: 8109690
Filing Date: 2012-02-07
Classification: E01C

Abstract:
1. A system for improved vehicular movement between first and second crossing roadways, the system comprising: a first roadway for vehicular travel in at least a first roadway first direction; a second roadway for vehicular travel in a second roadway first direction and in a second roadway second direction opposite the second roadway first direction, the first and second roadways in crossing alignment with the first roadway being disposed at a distinct elevation relative to the second roadway in an area adjacent to the crossing; a first turn roadway connecting the first roadway with the second roadway and allowing a vehicle traveling on the first roadway in the first roadway first direction to continuously travel onto the second roadway in the second roadway first direction; a second turn roadway connecting the first roadway with the second roadway and allowing a vehicle traveling on the first roadway in the first roadway first direction to continuously travel onto the second roadway in the second roadway second direction; a third turn roadway connecting the second roadway with the first roadway and allowing a vehicle traveling on the second roadway in the second roadway first direction to continuously travel onto the first roadway in the first roadway first direction; and a fourth turn roadway connecting the second roadway with the first roadway and allowing a vehicle traveling on the second roadway in the second roadway second direction to continuously travel onto the first roadway in the first roadway first direction, wherein the second turn roadway and the third turn roadway each at least in part form a first multi-turn ramp, the first multi-turn ramp traverses the second roadway and the system additionally comprises a first pylon support and associated support cables or wires to support the first multi-turn ramp transverse the second roadway.