The Dutch build cycle paths right on their junctions. So they must have wider streets, right? Wrong! This video shows how it is done, no extra space needed.
More info: http://bicycledutch.wordpress.com/201...
And see part 2 of this video too: http://www.youtube.com/watch?v=5HDN9fUlqU8
◇ オランダの自転車交通 - Wikipedia
http://ja.wikipedia.org/wiki/%E3%82%AA%E3%83%A9%E3%83%B3%E3%83%80%E3%81%AE%E8%87%AA%E8%BB%A2%E8%BB%8A%E4%BA%A4%E9%80%9A
