The complexity of bike lane design! To maximize effectiveness, infrastructure features like dedicated bike signals, buffered lanes, and clear signage are crucial. Physical barriers, such as bollards or curbs, can significantly reduce collision risks, but it's equally important to consider other design elements, like lane width, surface quality, and intersection design. Cities must balance competing interests by engaging with stakeholders and using data analysis to identify high-risk areas. Data-driven approaches can help optimize lane layouts, signal timing, and traffic calming measures. Ultimately, a comprehensive and adaptive design strategy is key to creating a safer and more efficient transportation network.