tender for tin shed in prayer hall, government higher secondary school, uttamdesar - excavation of soil up to 1.5 m depth in foundation, trench, drain, tamping the bottom, pouring water, grooming the sides, taking out the excavated soil, filling the empty spaces with soil again after filling the foundation and disposing of the remaining soil up to a distance of 50 meters. in hard, clayey, gravelly soil, 2. in cement concrete foundation, 40 mm nominal size stone aggregate (crusher broken)/brick aggregate, cement sand mixture 1. mix cement: 6 sand: 12 aggregate in the ratio, pour and tamp including leveling. (as per is code 7272 and 10067) (a) with stone aggregate (crusher broken), if 40 mm crusher broken stone aggregate is used instead of hand broken aggregate, the same quantity will be payable but there will be a 30% reduction in the rate of aggregate.3 cement concrete with brick aggregate, pouring and supplying reinforced cement concrete of 1:2:4/1:1.5:3 mixture, pressing, tamping and leveling the surface with 1:3 cement mortar etc. in roof slabs, eaves, beams, lintels etc. including scaffolding but cost of steel and shuttering separately. 4. centering/installation of shuttering (plank and truss) for rcc roofs, slabs, balconies, lintels, etc., up to 4.5 meters in height and removal, etc., as per specifications. shuttering steel.5. cutting, bending, positioning, and fastening of iron for rcc work, including supply.6. installation and supply of green or yellow colored lit roof expo corrugated sheet (rust-resistant, damp- and weatherproof, and lamp-proof). analysis for 3.5 x 4.5 = 15.75 square meters.7. cutting, mounting, and fixing of iron work for grills/gates, etc., including flat corners, t-pieces, and channels.8. application of enamel paint in 3 layers to give an even shade. new/old work to make an even surface.9 name board10 contingency amount and consultancy charges for structual design and drawing for tin shade etc.