If you’re choosing bins for a city street, plaza, or apartment courtyard, I’d look first at pre-assembled or snap-fit HDPE bins. In practice, the easiest urban trash bins to assemble and install are rotationally molded one-piece wheelie bins with the axle and wheels already fitted, plus a lid that pushes or clicks into place. They usually arrive almost ready to use: you just check the wheels, set the bin on level ground, and add the lid if it isn’t pre-mounted.
For public litter bins, simple bolt-down steel or plastic models are also quick because the base is pre-drilled and the anchor kit is straightforward. Avoid designs with lots of loose panels, small bolts, or complicated hinge assemblies unless you have a maintenance team. A post-mounted litter bin with a two-bolt bracket can be fast too, but make sure the post and footing are already in place.
Installation is usually easiest when the surface is flat, the anchor points are clear, and the lid and liner fit without adjustment. So my short answer: go for pre-assembled HDPE wheelie bins or snap-fit/bolt-down public litter bins with few parts. They’re not always the cheapest, but they save time and reduce installation mistakes.