Karnataka Neeravari Nigam Limited Tender

Earth work excavation by manual means for drains,canals, waste weir, draft, approach channels, key trenches, foundation of bridges and such simillar works in all kinds of soils , as per drawing and technical specifications, including setting out, shoring, strutting, barricading, caution lights, removal of stumps and other deleterious matter, excavated surface leveled and sides neatly dressed disposing off the excavated stuff or sorting & stacking the selected stuff for reuse in a radius of 50 m and lift upto 1.5 m including cost of labour, tools & other appurtenaces required to complete the work. in all kinds of soil upto depth 1.5m complete with all lead & lift as per the direction of Engineer incharge of work.

Providing and laying in position Reinforced cement concrete for all Sub structures of building, Irrigation works, Sub structure works of bridges, Drain works & other parallel works from 0.50m to 3.50 m height. The granite/trap/basalt crushed graded coarse aggregates and fine aggregates as per relevant IS Codes machine mixed with super plasticisers, laid in layers, well compacted using needle vibrators, providing weep holes wherever necesary, including all lead & lifts, cost of all materials of quality, confirming to the requirements of relevant IS codes, labour, Usage charges of machinery, curing and all other appurtenances required to complete the work as per technical specifications. (The cost of steel reinforcement & formwork to be paid separately) Mix 1: 2 : 4 ( M15) using M20 nominal size graded crushed coarse aggregate complete with all lead & lift as per the direction of Engineer incharge of work.

: Providing and laying insitu vibrated M-15 ( 28 days cube compressive strength not less than 15 N / sq mm ) grade cement concrete using 20 mm down approved, clean, hard, graded aggregates for side lining of canal including cost of all materials, machinery, labour, cleaning, batching, mixing, formwork, supports, placing in position, levelling, vibrating, finishing junction of bed and sides to required curvature,finishing side slopes, curing etc., complete with lead upto 50 m and all lifts. ( Cement content: 270 kg / cum with use of super plasticiser ) complete with all lead & lift as per the direction of Engineer incharge of work.

Design, fabrication, supply, erection and commissining of embedded parts consisting of sill beam, wheel tracks, seal seatss, guide rails, gate groove liners etc.,with all accessories for Canal escape/ regulator stoplog gate including cost of all materials, machinery, labour, cutting aligning, anchoring, welding, finishing, cleaning, applying one coatzinc rich epoxy primer and four coats of cold applied coal tar epoxy paint etc., complete as per specifications and approved drawings with lead upto 1 km and all lifts for structural steel components and all leads and lifts including packing/forwarding charges for other materials 1.Wt of 1 set of embedded parts in tonnes=0.0665x(LxH xH) Where (L) is lenght= Clear distance between piers in m+0.50m (H) istotal height of stoplong gate in m= FSL- sill level. 2. Quantity of structural steel=95.9% of Computed weight for 1 set.complete with all lead & lift as per the direction of Engineer incharge of work.

providing and fixing 20 mm thick 100 mm depth tarfelt expansion . joint filler board for cement concrete lining of canal including cost of all materials, labour etc., complete with all leads and lifts. complete with all lead & lift as per the direction of Engineer incharge of work.

inishing with Epoxy paint (two coats) at all locations prepared and applied as per manufacturer's specifications including appropriate priming coat, preparation of surface, etc. complete. On steel work including preparing the surface after thorougly cleaning oil, grease,dirt and foreign matter, cost of materials, labour complete as per specifications and as per directions of Enginer-in-charge. complete with all lead & lift as per the direction of Engineer incharge of work.

Construction of Embankment by excavating the available approved Gravel/Murrum deposited at a place or borrow pits during or prior excavation with all lifts and lead, transportation to site, spreading, grading to required slope and compacting to meet the requirement complete as per specifications, including cost of labour,rolling,water,all materials,usage& all other appurtenaces required to complete the work complete with all lead & lift as per the direction of Engineer incharge of work.

Excavation in all kinds of soil including boulders upto 0.6 m diameter ( 0.113 cum) for canal, seating of embankment, filter drains /catch water drains etc., and placing the excavated stuff neatly in dump area or for formation of service road / embankment as directed including cost of all materials, machinery,labour, dressing bed and sides to required level andprofile etc complete with all lead & lift as per the direction of Engineer incharge of work.

Providing and laying in position plain cement concrete for levelling course for all works in foundation. The granite/trap/basalt crushed graded coarse aggregates and fine aggregates as per relevant IS Codes machine mixed, laid in layers not exceeding 150 mm thickness, well compacted using plate vibrators, including all lead & lifts, cost of all materials of quality, labour, Usage charges of machineries, curing, and all the other appurtenances required to complete the work as per technical specifications. (The cost of steel reinforcement & formwork shall be paid separately)Mix 1:3:6 (M10) Using 20 mm nominal size graded crushed coarse aggregate complete with all lead & lift as per the direction of Engineer incharge of work.

Removing and hauling all kinds of soil / soft rock including boulders 8.36.2 upto 0.6 m diameter slipped due to natural causes and disposing off the same in specified dump area or as directed including cost of all materials, machinery, labour, rampways and all other ancillary operations etc., complete with lead upto 1 km and all lifts. 1. The rate under this item is for unit quantity of soil / soft rock in slipped condition. 2. The wieghted average rate applicable to entire quantity based on rates provided under items ( 36.2 ) and ( 37.2 ) may be considered where the 2 PRILIMINARY AND MAINTENANCE WORKS slipped material consists of mixture of soil / soft rock and hard rock.complete with all lead & lift as per the direction of Engineer incharge of work.

Design, fabrication, supply, erection, testing and commissioning of fixed 7.31. wheel type vertical lift gate ( with top seal ) consisting of skin plate, siffeners, horizontal and vertical girders, wheels, guide rollers, rubber seals etc., with all accessories for canal escape / regulator vent including cost of all materials,machinery,labour,cutting, aligning, welding, finishing, cleaning, applying one coat of zinc rich epoxy primer and three coats of cold applied coal tar epoxy paint, seal fixing etc., complete as per specifications and approved drawings with lead upto 1 km and all lifts for structural steel components and all leads and lifts.including packing / forwarding charges for other materials. tonne 144600.00 1. Weight of 1 gate in tonnes = 0.0888 ( L2x H x h )0.659 Where ( L ) is length = Clear vent width in m + 0.50 m. ( H ) is height of gate in m = Clear vent height in m + 0.20 m ( h ) is head of water above sill of gate in m = FSL - Sill level 2. Quantity of structural steel = 92.1 % of computed weight for 1 gate.complete with all lead & lift as per the direction of Engineer incharge of work.

Providing and laying in position Reinforced cement concrete for all Foundation works. The granite/trap/basalt crushed graded coarse aggregates and fine aggregates as per relevant IS Codes machine mixed with super plasticizers laid in finished layers, well compacted using needle vibrators, including all lead & lifts, cost of all materials, quality confirming to the requirements of relevant IS codes , labour, Usage charges of machinery, curing and all the other appurtenances required to complete the work as per technical specifications. (The cost of steel reinforcement & formwork to be paid separately)M20 Design Mix Using 20 mm nominal size graded crushed coarse aggregates complete with all lead & lift as per the direction of Engineer incharge of work.

Earth work excavation by manual means for drains,canals, waste weir, draft, approach channels, key trenches, foundation of bridges and such simillar works in all kinds of soils , as per drawing and technical specifications, including setting out, shoring, strutting, barricading, caution lights, removal of stumps and other deleterious matter, excavated surface leveled and sides neatly dressed disposing off the excavated stuff or sorting & stacking theselected stuff for reuse in aradius of 50 m and lift upto 1.5 m including cost of labour, tools & other appurtenaces required to complete the workDepth exceeding 1.5m, but not exceeding 3 m complete with all lead & lift as per the direction of Engineer incharge of work.

Compacting original ground supporting embankment Loosening, leveling and Compacting original ground supporting embankment to facilitate placement of first layer of embankment, scarified to a depth of 150 mm, mixed with water at OMC and then compacted by rolling so as to achieve minimum dry density as given in Table 300-2 for embankment construction.complete with all lead & lift as per the direction of Engineer incharge of work.

Clearing Grass and Removal of Rubbish & dumping to outside periphery by manual means.complete with all lead & lift as per the direction of Engineer incharge of work.

Removing and hauling all kinds of soil / soft rock including boulders upto 0.6 m diameter slipped due to natural causes and disposing off the same in specified dump area or as directed including cost of allmaterials, labour, forming steps / rampways and all other ancillary operations etc., complete with lead upto 50 m and lift upto 1.5 m. complete with all lead & lift as per the direction of Engineer incharge of work.

Providing, laying, spreading and compacting stone aggregates of specific sizes to water bound macadam specification including spreading in uniform thickness, hand packing, rolling with smooth wheel roller 80-100 kN in stages to proper grade and camber, applying and brooming, stone screening to fill-up the interstices of coarse aggregate, watering and compacting to the required density Grading 3 as per Technical Specification Clause 405.complete with all lead & lift as per the direction of Engineer incharge of work.

Providing, laying, spreading and compacting stone aggregates of specific sizes to water bound macadam specification including spreading in uniform thickness, hand packing, rolling with three wheel 80-100 kN static roller in stages to proper grade and camber, applying and brooming, crushable screening to fill-up the interstices of coarse aggregate, watering and compacting to the required density Grading 2 as per Technical Specification Clause 405.complete with all lead & lift as per the direction of Engineer incharge of work.

Providing casing embankment using semi-pervious / pervious soil . from approved borrow areas in layers of 250 to 300 mm ( before compaction ) including cost of all materials, machinery, labour, all other operations such as collection of soil, spreading soil in layer of specified thickness, sorting out, breaking clods, levelling, sectioning edges / sides, watering, compacting each layer to density control of not less than 95 percent or as stipulated using power roller etc., complete with all lead & lift as per the direction of Engineer incharge of work.