Tender For Supply And Fixing Of Ferro For Covring Of Nala (Yearly) - Providing and fixing of reinforced Ferro-Cement drain covers designed for AA class loading duly marked on cover with adequate steel reinforcement having thickness 75mm to 150mm anti corrosive bitumen painted M.S. plate , Rim and M.S. lifting hooks, Admixtures like plasticizer, bond improving compound, shrinkage, resistance compound, abrasion resistant complete as per approved design etc. Standard Size 600x800mm (75mm thick) for span 300 to 450mm 2 Providing and fixing of reinforced Ferro-Cement drain covers designed for AA class loading duly marked on cover with adequate steel reinforcement having thickness 75mm to 150mm anti corrosive bitumen painted M.S. plate , Rim and M.S. lifting hooks, Admixtures like plasticizer, bond improving compound, shrinkage, resistance compound, abrasion resistant complete as per approved design etc. Standard Size 1000x800mm (100mm thick) for span 451 to 700mm 3 Providing and fixing of reinforced Ferro-Cement drain covers designed for AA class loading duly marked on cover with adequate steel reinforcement having thickness 75mm to 150mm anti corrosive bitumen painted M.S. plate , Rim and M.S. lifting hooks, Admixtures like plasticizer, bond improving compound, shrinkage, resistance compound, abrasion resistant complete as per approved design etc. Standard Size 1500x600mm (125mm thick) for span 701 to 1200mm 4 Providing and fixing of reinforced Ferro-Cement drain covers designed for AA class loading duly marked on cover with adequate steel reinforcement having thickness 75mm to 150mm anti corrosive bitumen painted M.S. plate , Rim and M.S. lifting hooks, Admixtures like plasticizer, bond improving compound, shrinkage, resistance compound, abrasion resistant complete as per approved design etc. Standard Size 2100x500mm (150mm thick) for span 1201 to 1500mm 5 Random rubble masonry with hard stone in foundation and plinth :Cement mortar 1:6 (1 cement : 6 coarse sand) 6 Dismantling of existing structures like culverts, bridges, retainingwalls, CC road and other structure comprising of masonry, cementconcrete, wood work, steel work, including T&P and scaffoldingwherever necessary, sorting the dismantled material, disposal ofunserviceable material and stacking the serviceable material with alllifts and lead of 50 metres as directed by Engineer Cement Concrete Grade M-15 and above and PCC blocks 7 Reinforced cement concrete work in beams, suspended floors, roofs having slope upto 15° landings, balconies, shelves, chajjas, lintels, bands, plain window sills, staircases and spiral stair cases upto two stories excluding the cost of centring, shuttering, finishing and reinforcement: M-20 Grade Concrete (1:1½:3 (1 cement : 1½ coarse sand : 3 graded stone aggregate 20 mm nominal size) -As per design mix) 8 Reinforcement for R.C.C. work at all levels including straightening, cutting, bending, placing in position and binding all complete.Cold twisted bars 9 Centring and shuttering with plywood or steel sheet upto two stories ( each story of height upto 3.5 metre from floor level) including strutting, propping etc. and removal of form for : Foundations, footings, bases of columns, etc. for mass concrete. 10 Cement plastering including T&P, scaffolding, material and complete labpour, including cost of water, curing, racking of joints etc. with 12mm cement plaster of mix: 1:6 (1 cement : 6 fine/ coarse sand) 11 Providing and laying lean cement concrete 1:4:8 in Sub- base over a prepared sub-grade with coarse and fine aggregate conforming to IS: 383, the size of coarse aggregate not exceeding 25 mm, aggregate cement ratio not to exceed 15:1, aggregate gradation after blending to be as per table 600-1, cement content not to be less than 150 kg/ cum, optimum moisture content to be determined during trial length construction, concrete strength not to be lessthan 10 Mpa at 7 days, mixed in concrete mixer, laid manually, compacted with surface vibrator, finishing and curing complete as per clause 601, 112 of MoRT&H specification including all material, labour, machinery, lighting, guarding and maintenance of diversion. 12 Providing and fixing stone slab covering of required size over drains including filling of joints with cement sand mortar 1:3 complete as per direction of Engineer-in-charge.Average thickness 60 to 75 mm
