That's a great question and a fantastic initiative for urban cleanliness! Mounting a dedicated ashtray onto a public trash can is a smart way to tackle cigarette litter. Here’s the most effective and durable method, based on common municipal practices.
First, selection is key. Choose a sturdy, vandal-resistant ashtray, typically made of coated steel or aluminum, with a secure, flip-top lid to prevent rain from extinguishing cigarettes. The mounting bracket should be compatible.
The best way is direct bolting. You'll need to securely attach the ashtray's mounting bracket directly to the body of the existing trash can. Locate a solid, flat area on the trash can's frame or body, not the plastic liner. Use a power drill and metal drill bits to create pilot holes. Then, fasten the bracket using rust-proof bolts, nuts, and washers (stainless steel is ideal). For extra stability on a cylindrical post, consider using a large hose clamp or a custom-fabricated metal strap to anchor the bracket before bolting.
Critical considerations: Always check with local authorities for permits or regulations. Ensure the installation does not interfere with the trash can's lid mechanism or servicing. Position the ashtray at a comfortable height (roughly 1.2 meters) and clearly label it. Regular emptying and cleaning are essential for long-term success.
This direct, bolted method provides a permanent, wobble-free solution that integrates seamlessly with existing street furniture, encouraging proper disposal and keeping sidewalks cleaner.