DEFINITION
a widening of a bike lane at signaled intersections in front of waiting automobiles where cyclists can wait for the light in the safest, most visible location. a national committee determined that bike lanes and boxes should be green so as not to confuse them with disabled parking.

AKA
Advanced stop line (ASL)

PERFORMANCE CRITERIA
It is all about visibility and awareness. How more visible are cyclists to motorists by being in front of them? what is the reduction in bicycle-related accidents?

ILLUSTRATION


CASE STUDIES
NW Everett St. & NW 16th Ave., Portland

ADDITIONAL RESOURCES
First Look at Portland's New Bike Box, BikePortland.org blog
City of Portland's Bike Box webpage, with link to brochure explaining concept, why green? why safer? etc.
Do advanced Stop lines work?