supply of ring compost supply of ring compost- 6000 units , ring compost , a ) ferro-cement ring of internal diameter 0.70m, thickness 2.5cm and height 0.50m placed over a circular ferrocement slab of dia 0.75m and thickness 2.5 cm ( without fixing ) the ring to have a 30cmx30xm opening on the side at the bottom with a ferro cement slab cover of the same curved shape which can be removed and refitted back tightly with a locking arrangement for removal of compost when ready the ring will also have a hole of dia 2.5cm at the bottom for the leachate to flow out. b ) circular ferro-cement cover slab of 0.75m diameter and 2.5 cm thick with central circular hole of 0.30m diameter to cover the ring the hole will have a lid cover which can be removed and refitted back for loading the waste into the ring and closing it tightly after loading the waste.