How should separation in pedestrian circulation be designed?

Designing separation in pedestrian circulation primarily aims to minimize conflicts between pedestrians and vehicles, as well as cyclists. This approach enhances safety and ensures a more comfortable and efficient experience for pedestrians, who are particularly vulnerable in mixed-use environments. By providing designated paths or areas for pedestrians separate from vehicular traffic, designers can significantly reduce the risks of accidents and increase the overall usability of public spaces.

Incorporating well-planned crossings, pedestrian-only zones, and different grade levels or physical barriers can effectively set apart pedestrian circulation from that of cyclists and vehicles, promoting a safer urban environment. Additionally, these designated spaces can foster better pedestrian flow and encourage more people to walk rather than use vehicles, which contributes to overall public health, reduces traffic congestion, and enhances the quality of urban life.

The other approaches mentioned would not support the primary goal of pedestrian safety and comfortable movement in an urban setting, which makes option B the most appropriate choice.