tender for development of playground at govt sen sec school bandhara - excavation of soil up to a depth of 1.5 m in the foundation, trench, or drain, compacting the bottom, watering, tamping the sides, removing the excavated soil, filling the voids with soil again after filling the foundation, and disposing of the remaining soil up to a distance of 50 m. in hard, clayey, gravelly soils, 2. 40 mm in cement concrete foundation or floor. stone aggregate (crusher broken)/brick clay of nominal size, in cement-sand mortar in the ratio of 1 cement: 4 sand: 8 aggregate, and crushing, including ramming.3 cement concrete (1:2:4/1:1.5:3) in reinforced cement concrete, including ramming, burying, and leveling of roof slabs, eaves, beams, lintels, etc., including footings, including ramming, and leveling of the surface with 1:3 cement mortar, but the cost of steel and shuttering is separate.4 foundation and plinth: first-class brickwork in cement-gravel 1:6 or 1:8 mortar, including filling and ramming of side cracks. cement mortar 1:65 additional amount: superstructure in masonry work up to a height of 4.5 m from plinth level.6 cement concrete 1:2:4 mix consisting of 1 cement, 2 gravel, 4 stone or bricks of 50 mm thickness up to 12 m. stone aggregate (including mixing, tamping, compacting, and curing) with nominal aggregate.7 cement plaster for walls using a 1:6 cement-gravel mixture, including scouring of joints and regular curing for 14 days.8 centering/shuttering (plank and truss) for rcc roofs, slabs, balconies, lintels, etc., up to 4.5 meters in height, and removal as per specifications.shuttering steel9 supply and installation of green or yellow colored lite roof expo corrugated sheets (rust-resistant, damp- and weatherproof, and lamp-proof).roof sheet (as pr item)10 cutting, bending, fixing, and fastening of iron for rcc work, including supply.11 in grills/gates, etc. iron work, including cutting, mounting, and fixing flat corners, tees, and channels.12 applying enamel paint in three layers to give an even shade. creating an even surface on new/old work.13 transportation of soil for various distances, including loading, unloading, and stacking of material. (transport length will be calculated from the nearest route, not by road) 3 km.14 laying, spreading, and compacting gravel, kankar, quarry rubble, and coarse aggregate to a thickness of less than 15 cm (without crushing) on ​​a specified road camber and grade, tamping, and compacting with a roller weighing 8-10 tons, including water charges, and rental of tools and machinery.15 light point/fan point/exhaust fan point/call medium grade pvc conduit wiring for bell point using 1.5 sq mm fr pvc insulated copper conductor single core cable, modular switch, modular plate, suitable gi box and 1.5 sq mm fr pvc insulated copper conductor single core cable with earthing in surface/clear space as required.16 contingency17 lumpsum