Earth work in excavation for storage and sedimentation tanks, high level tanks, filter beds, clear water reservoirs, pump houses, sumps, screening chambers and other similar works having straight or open cuttings in foundations trenches etc. with 3D Excavator/ JCB including manually dressing of bed, trimming of sides and side slopes to full dimension and depth as shown on the drawings or as shall be required by Engineer- in-charge, including dressing of bottom and sides of trenches, stacking the excavated soil clear from the excavation and subsequent filling around plinth/structures including watering dressing and disposal of surplus soils as directed upto 15 metre complete in all respects. Depth upto 1.5 m B.G.L All classes of soil except rocky