That's an excellent and very practical question! It really depends on the specific type of trash can installed. Many modern urban bins, especially the larger ones commonly seen on sidewalks and in commercial areas, are indeed designed with mobility in mind. You'll often notice heavy-duty wheels or casters at their base. This design allows sanitation workers or street sweepers to easily roll them a short distance away from the curb to thoroughly clean the gutter and pavement underneath before rolling them back. It's a key feature for efficient maintenance.
However, not all public bins are so mobile. Smaller, pedestal-mounted bins in parks or very heavy, stationary concrete units are generally not meant to be moved regularly. For the primary street-sweeping function, though, city planners increasingly specify wheeled models. Their ease of movement is a major advantage, ensuring better cleaning results, reducing physical strain on workers, and helping keep our city streets cleaner. So, in short, for the specific purpose of street sweeping, yes—many contemporary public trash cans are intentionally made to be easily moved.