This 30 cubic meter heavy-duty hook lift waste container with hydraulic top cover (construction waste roll off dumpster) is designed for sealed transportation of construction muck, decoration debris and municipal engineering waste. Standard dimension 6200mm×2400mm×2000mm, all sizes support customized production. The bin is fully welded with 6mm thick wear-resistant manganese steel floor and 4mm reinforced side plates, equipped with 3000W high-power hydraulic driven environmental folding cover, one-button automatic opening/closing via hydraulic system, fully sealed structure eliminates dust and sewage leakage, unified factory price 34000 RMB. Integral stamping reinforcing ribs make the bin anti-heavy-load and anti-impact, compatible with 12-25 ton large hook lift sanitation trucks, widely used for municipal sanitation, construction engineering and industrial park solid waste transfer. Sandblasting high-temperature anti-rust baking paint resists harsh outdoor conditions, factory supports personalized customization on volume, color and hydraulic accessories.