Obstructions should not be placed in such a manner that they impair visibility by motorists. Planting Strips Well-designed streets include planting strips. The extra separation from motor vehicle traffic decreases road noise, prevents water in puddles from splashing onto sidewalk users and generally increases a walker's sense of security. A place to store snow removal during the winter. Acceptable buffers include a planting strip, a shoulder barrier, a parking lane or a bike lane.
Buffers are also beneficial on lower speed facilities.