Absolutely, there are several urban trash can designs specifically created to discourage people from sitting on them. Cities face a unique challenge where public trash bins often double as makeshift seating, leading to hygiene issues, damage, and even safety risks. Over the years, designers and urban planners have come up with clever solutions that prioritize both trash collection and public space management.
One common approach is to incorporate sloped or angled lids. Instead of a flat top, these bins have a curved or sharply tilted surface that makes it uncomfortable—if not impossible—to sit on. For example, the "U-Jin" trash can features a domed lid with no flat edges, which naturally discourages sitting while still providing an easy opening for trash. Another popular design uses medium-height spikes or ridges on the top. These are not sharp enough to harm, but the tactile discomfort effectively deters loitering or resting. The "Litter Box" by Danish designer Lars Brix has a textured, wave-like surface that is visually appealing yet seating-unfriendly.
Some models embrace a vertical orientation, such as the "Tallboy" style bins with narrow openings and a sleek pole-like structure. Since these are not wide enough to support a person, they essentially eliminate the sitting temptation. Others incorporate materials like stainless steel with heat conduction properties—in hotter climates, the metal surface becomes too warm for comfortable sitting, acting as a natural deterrent.
Of course, the key is to avoid making these bins look hostile or uninviting—that would clash with urban aesthetics. Many cities now install "sitting-proof" bins that blend seamlessly into street furniture, using clever geometry rather than overtly aggressive features. For instance, the "Eco-Sit" bin has a perforated lid with raised patterns that are visually pleasing while offering no stable seating area.
Ultimately, these designs show that urban innovation can address everyday problems in subtle, effective ways. They keep the function trash collection intact while gently nudging people to use actual benches or nearby seating instead. For city planners and architects, it's a prime example of how design can shape public behavior without sacrificing style or safety.