That's an excellent and very specific question. Yes, such solutions do exist and are becoming more common in forward-thinking cities. You are describing a specialized piece of street furniture designed to tackle the dual problems of general litter and cigarette waste.
These are not your average bins. They typically feature a dedicated, cylindrical receptacle filled with fine sand or a non-combustible granular material, integrated directly into the body of a public trash can. The design serves a critical purpose: the sand extinguishes the cigarette ember immediately upon contact, significantly reducing the fire risk compared to tossing a butt into a bin with other dry waste. It also contains the smell and keeps the butts neatly collected for easier disposal by maintenance crews.
From a urban management perspective, these units encourage proper disposal by providing a convenient and safe option for smokers. This helps keep sidewalks, parks, and plaza entrances cleaner by preventing cigarette butts from being thrown on the ground or into planters. You'll often spot them outside office buildings, in public transit areas, near benches, and in entertainment districts—places where people naturally congregate and smoke.
While terminology might vary—sometimes called "cigarette urns," "sand urns," or "integrated ashtrays"—the function is the same. Their adoption reflects a growing focus on targeted waste streams in smart city planning, moving beyond one-size-fits-all bins to specialized solutions that improve public hygiene and safety.