Great question! Anchoring a trash bin on concrete is a common challenge, especially in windy areas or places with curious wildlife. Here are the most effective and practical methods, from simple to more permanent.
The simplest solution is adding weight. Place heavy, flat pavers or sandbags inside the bottom of the bin liner before you put your trash in. This lowers the center of gravity. Alternatively, you can build a simple weighted base: construct a wooden frame slightly larger than the bin's footprint, fill it with heavy materials, and place the bin on top.
For a semi-permanent hold, use bungee cords or heavy-duty straps. Attach one end to the bin's handle or side, and secure the other end to a nearby sturdy structure like a fence post, wall anchor, or a heavy planter. This allows for easy removal for cleaning but prevents the bin from being blown over.
If you want a truly permanent fixture, consider concrete anchor bolts. You'll need to drill holes into the concrete where the bin's wheels or base will sit. Insert concrete sleeve anchors or wedge anchors, then use large washers and nuts to fasten a metal bracket or a custom-made base plate to the concrete. Finally, secure the bin to this plate with straps or chains. This is the most secure method against strong winds and determined animals.
Remember to always check local regulations before drilling into concrete, especially if you're renting. A combination of weight inside the bin and a strap to a fixed object is often the perfect balance of security and convenience.