tender for supply and maintenance of ring compost-- 1 supply and maintenance of ring compost 2 a) ferro/cement ring of internal diameter 0.7 m, thickness 2.5 cmand height 0.5 m placed over a circular ferro cement slab of dia0.75m and thickness 2.5 cm. the ring will have a hole of dia 2.5cmat the bottom for the leachate to flow out.b) circular ferro/cement cover slab of 0.75 m diameter and 2.5 cmthick with central circular hole of 0.30 m diameter to cover the ring,a lid which can be removed and refitted back for loading the wasteinto the ring and closing it tightly after loading the waste.(amount is including gst,supply and maintenance of ring compost for three years as per para2(2) in the go.34/2024/lsgd dated 04.01.2024)