tender for pinching and drain construction work to prevent rain water erosion from shyam singhs house to surendra singhs house, barsalpur - excavation of soil upto 1.5 depth in foundation, trench, drain, tamping the bottom, pouring water, beautifying the sides, taking out the excavated soil, filling the empty spaces with soil again after filling the foundation and disposal of the remaining soil upto a distance of 50 meters.2 laying of stones in foundation and plinth in cement-gravel mixture, including closing the side cracks and leveling etc.3 supply of stones for the work of laying of trenches in cement mortar 1:6 mixture, supply of other construction material, laying trenches in cement mortar, filling the empty space between two stones upto the full height with cement mortar, disposal of excess soil taken out from pit upto a distance of 50 meters. 4 flat or ruled (exposed) tip on stone or brick work in cement gravel mortar in 1:3 ratio with regular watering for 14 days.