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| 1 | Providing and laying cement concrete in retaining walls, return walls, walls (any thickness) including attachedpilasters,columns,piers,abutments, pillars, posts, struts, buttresses, string or lacing courses,parapets,coping,bedblocks,anchor blocks, plain window sills, fillets, sunken floor etc., up to floor five level, excluding the cost of centering, shuttering and finishing : |
| 2 | 1:2:4 (1 Cement : 2 coarse sand (zone-III) derived from natural sources : 4 graded stone aggregate 20 mm nominal size derived from natural sources) |
| 3 | Providing and laying damp-proof course/copping on parapet wall50mm thick with cement concrete 1:2:4 (1 cement : 2 coarse sand(zone-III) derived from natural sources: 4 graded stone aggregate 20mm nominal size derived from natural sources). (including centering and shuttering) (Including height up to 10 meter) |
| 4 | Reinforced cement concrete work in walls (any thickness), including attachedpilasters,buttresses,plinthandstring courses, fillets, columns, pillars, piers, abutments, posts and struts etc. above plinth level up to floor five level, excluding cost of centering, shuttering, finishing and reinforcement |
| 5 | 1:1.5:3 (1 cement : 1.5 coarse sand (zone-III) derived fromnatural sources : 3 graded stone aggregate 20 mm nominalsize derived from natural sources). |
| 6 | Centering and shuttering including strutting, propping etc. and removal of form for |
| 7 | Suspended floors, roofs, landings, balconies and access platform |
| 8 | Edges of slabs and breaks in floors and walls |
| 9 | Under 20 cm wide |
| 10 | Steel reinforcement for R.C.C. work including straightening, cutting, bending, placing in position and binding all complete above plinth level. |
| 11 | Thermo-Mechanically Treated bars of grade Fe-500D or more. |
| 12 | Brick work with common burnt clay F.P.S. (non modular) bricks of class designation 7.5 in superstructure above plinth level up to floor V level in all shapes and sizes in : |
| 13 | Cement mortar 1:4 (1 cement : 4 coarse sand) |
| 14 | 15 mm cement plaster on rough side of single or half brick wall finished with a floating coat of neat cement of mix : (upto 10 mtr height and nothing extra will be paid) |
| 15 | 1:4 (1 cement: 4 fine sand) |
| 16 | Repairs to plaster of thickness 12 mm to 20 mm in patches of area 2.5 sq.meters and under, including cutting the patch in proper shape, raking out joints and preparing and plastering the surface of the walls complete, including disposal of rubbish to the dumping ground, all complete as per direction of Engineer-in-Charge. (upto 10 mtr height and nothing extra will be paid) |
| 17 | With cement mortar 1:4 (1cement: 4 coarse sand) |
| 18 | Demolishing mud phaska in terracing and disposal of material within 50 metres lead within NSG campus at designated place. Nothing extra will be paid for any lead or lift within NSG Camp. |
| 19 | Dismantling old plaster or skirting raking out joints and cleaning the surface for plaster including disposal of rubbish to the dumping ground within 50 metres lead within NSG campus at designated place. Nothing extra will be paid for any lead or lift within NSG Camp. |
| 20 | Providing and laying integral cement based water proofing treatment including preparation of surface as required for treatment of roofs, balconies, terraces etc consisting of following operations: (a) Applying a slurry coat of neat cement using 2.75 kg/sqm of cement admixed with water proofing compound conforming to IS. 2645 and approved by Engineer-in-charge over the RCC slab including adjoining walls upto 300 mm height including cleaning the surface before treatment. (b) Laying brick bats with mortar using broken bricks/brick bats 25 mm to 115 mm size with 50% of cement mortar 1:5 (1 cement : 5 coarse sand) admixed with water proofing compound conforming to IS : 2645 and approved by Engineer-in-charge over 20 mm thick layer of cement mortar of mix 1:5 (1 cement :5 coarse sand ) admixed with water proofing compound conforming to IS : 2645 and approved by Engineer-in-charge to required slope and treating similarly the adjoining walls upto 300 mm height including rounding of junctions of walls and slabs. (c) After two days of proper curing applying a second coat of cement slurry using 2.75 kg/ sqm of cement admixed with water proofing compound conforming to IS : 2645 and approved by Engineer-in-charge. (d) Finishing the surface with 20 mm thick jointless cement mortar of mix 1:4 (1 cement :4 coarse sand) admixed with water proofing compound conforming to IS : 2645 and approved by Engineer-in-charge including laying glass fibre cloth of approved quality in top layer of plaster and finally finishing the surface with trowel with neat cement slurry and making pattern of 300x300 mm square 3 mm deep. (e) The whole terrace so finished shall be flooded with water for a minimum period of two weeks for curing and for final test.“All above operations to be done in order and as directed and specified by the Engineer-in-Charge : |
| 21 | With average thickness of 120 mm and minimum thickness at khurra as 65 mm (upto 10 mtr height and nothing extra will be paid). |
| 22 | Supplying and fixing rolling shutters of approved make, made of required size M.S. laths, interlocked together through their entire length and jointed together at the end by end locks, mounted on specially designed pipe shaft with brackets, side guides and arrangements for inside and outside locking with push and pull operation complete, including the cost of providing and fixing necessary 27.5 cm long wire springs manufactured from high tensile steel wire of adequate strength conforming to IS: 4454 - part 1 and M.S. top cover of required thickness for rolling shutters (Including dismantling of existing Rolling shutter) |
| 23 | 80x1.20 mm M.S. laths with 1.20 mm thick top cover |
| 24 | Extra for providing grilled rolling shutters manufactured out of 8 mm dia M.S. bar instead of laths as per design approved by Engineer-in- charge, (area of grill to be measured). |
| 25 | Providing & fixing glass panes with putty and glazing clips in steel doors, windows, clerestory windows, all complete with : |
| 26 | 4.0 mm thick glass panes |
| 27 | 12 mm cement plaster of mix : (upto 10 mtr height and nothing extra will be paid) |
| 28 | 1:4 (1 cement: 4 coarse sand) |
| 29 | 15 mm cement plaster on rough side of single or half brick wall of mix: (upto 10 mtr height and nothing extra will be paid) |
| 30 | 1:4 (1 cement: 4 coarse sand) |
| 31 | Painting on G.S. sheet with synthetic enamel paint of approved brand and manufacture of required colour to give an even shade : |
| 32 | New work (two or more coats) including a coat of approved steel primer |
| 33 | Providing, mixing and applying bonding coat of approved adhesive on chipped portion of RCC as per specifications and direction of Engineer-In-charge complete in all respect. |
| 34 | SBR Polymer (@10% of cement weight) modified cementitious bond coat @ 2.2 kg cement per sqm of surface area mixed with specified proportion of approved polymer |
| 35 | Providing, mixing and applying SBR polymer (of approved make) modified Cement mortar in proportion of 1:4 (1 cement: 4 graded coarse sand with polymer minimum 2% by wt. of cement used) as per specifications and directions of Engineer-in-charge |
| 36 | 12 mm average thickness. |
| 37 | 25 mm average thickness in 2 layers. |
