Originally Posted by LittleBigMan
... 4) Bike lanes when present should be 6 feet wide and swept clean regularly, with no bike-unfriendly pavement. (I realize this one might be too much to ask for, 5 feet is almost as good, but 4 feet including the paint is not my cup of tea; I've seen them about 3 feet wide.)
From inside strip to inside strip, I can show you a 2 foot wide bike lane in Hawaii on a heavy tourist bus and truck traveled highway. And it is located on a curve.
2 foot bike lane on curve
Plus, the travel lane adjacent to the bike lane is only 9 to 10 feet wide.