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4-way Intersection Vine

4-way intersection. Each entry and exist has 3 lanes.
Compact and economical: Cost 23,740 / Upkeep 246 (compared to: Cloverleaf takes 25,930)
No tunnels. Max height: 9m (3m * 3)

2 grids space in between the 2 entry-and-exists at the ground which can fit the highways given by most of the maps.
10 grids space in between the 2 entry-and-exists at 9m height which can fit the Intersection Jin ( https://steamcommunity.com/sharedfiles/filedetails/?id=2279628176 ).

No mod required to build it.