Details: ring composting units with the following specifications and sizes : a) ferro/cement ring of internal diameter 0.7 m, thickness 2.5 cm and height 0.5 m placed over a circular ferro cement slab of dia 0.75m and thickness 2.5 cm.the ring will have a hole of dia 2.5cm at the bottom for the leachate to flow out. b) circular ferro/cement cover slab of 0.75 m diameter and thickness 2.5 cm with central circular hole of 0.30m diameter to cover the ring, a lid which can be removed and refitted back for loading the waste into the ring and closing it tightly after loading the waste
Sector: Urban Authority