That's an excellent question about maintaining public spaces. For a popular riverwalk, spacing trash cans effectively requires balancing accessibility with aesthetics. Based on urban design principles and practical maintenance, I'd recommend placing bins approximately every 100-150 feet (30-45 meters) in high-density pedestrian zones. This interval prevents overflow while avoiding a cluttered look.
Key considerations include positioning bins near natural gathering points: benches, scenic overlooks, food vendor areas, and transition spots like stairways or bridge entrances. Using uniform, durable, and appropriately sized containers that complement the area's design is crucial. Lids are essential to deter pests and contain odors. In sections with dining options, consider pairing recycling bins with trash receptacles.
Ultimately, observe pedestrian flow patterns for a week. If you notice litter accumulating between bins, reduce the distance slightly. Regular and predictable emptying schedules—especially during peak seasons—are just as important as the physical spacing. This proactive approach keeps the riverwalk inviting for everyone.