Yes—there are urban trash bins designed to make digging through them difficult, but they are usually deterrents rather than absolute barriers. Cities use a mix of practical design choices: narrow slots or small openings that make it hard to reach inside, spring-loaded flaps, inner baffles, locking lids, fixed or weighted covers, and smooth, rounded surfaces that offer little grip. Some bins are built as semi-underground containers or use compaction systems, which also limit easy access. In busier areas, sensors or alarms may be added to discourage tampering.
These features can reduce casual rummaging and make scavenging slower, more visible, or less rewarding. However, they do not stop everyone. Determined people may still find ways around a design, especially if the bin is damaged, overflowing, or poorly maintained. That is why secure waste containers work best when combined with regular collection, good lighting, clear signage, and thoughtful placement.
There are also trade-offs. Anti-scavenging design can improve cleanliness and safety, but it may create problems for people who rely on waste picking for income or for returning recyclables. Very restrictive public bin design can also make everyday disposal less convenient, which may lead to littering. So the real answer is: yes, many urban trash bins are deliberately designed to deter digging through them, but the most effective approaches balance security, usability, maintenance, and social impact.