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Combined bridge consisting of two left-turn/straight-going bifurcate bridges in shape of Bu (Chinese character)
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Combined tunnel consisting of four smooth left-turn/straight-going tunnels in shape of Bu (Chinese character)
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Left-side-driving combined traffic facility of Y-shaped bifurcated bridges and Y-shaped bifurcated tunnels
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Combination structure of four single bridges turning in same direction and ring-shaped groove lane at crossroad
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Smooth combination structure of four single bridges or tunnels turning in same direction at crossroad
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CN101457508A
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Rotating overpass
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Straddle type right turning intersection for road junction
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CN1730820A
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Non-collision left turn method for automobile and bicycle at crossing of urban arterial road
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