That's a great question! The weight capacity for a standard-sized outdoor trash can isn't a one-size-fits-all number, as it depends heavily on the material and construction. Typically, a common 32-gallon plastic curbside bin can safely handle about 40-50 pounds when full. Larger 64-gallon wheeled carts, often provided by waste services, are generally rated for 70-100 pounds.
The key factors are the material (plastic, metal, or resin) and the design. Thick, rotationally molded polyethylene bins are much stronger than thin plastic ones. Also, bins with wheels and reinforced lids are built for heavier loads. Exceeding the weight limit, which is sometimes stamped on the bottom, can cause cracks, broken wheels, or make it unsafe for collectors to lift.
For general household use, sticking to under 50 pounds in a standard bin is a safe bet. For heavier yard waste or construction debris, consider a heavy-duty model specifically rated for higher weights or multiple smaller pickups. Always check the manufacturer's specifications for the most accurate capacity for your specific can.