Karnataka Neeravari Nigam Limited Tender

Providing laying plain/reinforced cement concrete for side drains using M20 nominal mix concrete with OPC cement at 300 kgs. with 20mm and down size granite metal coarse aggregates at 0.69 cum and fine aggregates at 0.43 cum machine mixed, well compacted for walls and bottom including centering shuttering cost of materials, HOM of machinery, curing etc. complete excluding cost of steel MORTH specification No. 1500, 1700, 2200. including cost of materials, labour, HOM complete as per specifications 37.59.1 Wall & bottom thickness 10cm And as Directed by Engineer in charge

Providing and laying insitu vibrated M-20 ( 28 days cube compressive strength not less than 20 N / sq mm ) grade cement concrete using 40 mm down approved, clean, hard, graded aggregates for cantiliver / counterfort retaining walls including cost of all materials, machinery,labour, formwork, scaffolding, cleaning, batching, mixing, placing in position, levelling, vibrating, finishing, curing etc., complete with lead upto 50 m and lift upto 1.5 m from surface. ( Cement content : 300 kg / cum with use of super plasticiser ) And as Directed by Engineer in charge

KSRRB M2200-8. Providing weep holes in Brick masonry I Plain I Reinforced concrete abutment, wing wall I return wall with 100 mm dia AC pipe, extending through the full width of the structure with slope of 1V :20H towards drawing force. Complete as per drawing and Technical Specifications including cost of materials, labour, HOM complete as per specifications. MORTH Specification No.2706 & 2200 And as Directed by Engineer in charge

KSRRB M300-53: Construction of embankment with approved material Gravel/Murrum with all lifts and leads, transporting to site, spreading, grading to required slope and compacting to meet requirement Table 300-2 complete as per specifications including cost of gravel/murrum, watering charges & compaction by vibratory roller to 95%of modified proctors density. MORTH Specification No. 305 And as Directed by Engineer in charge

KSRRB M400-17. Providing, laying, spreading and compacting crushed stone aggregates of granite / trap / basalt to wet mix macadam specifications including pre mixing the material with water at OMC in mechanical mix plant carriage of mixed materials of tipper to site, laying in uniform layers with paver in sub-base/base course on well prepared surface and compacting with vibratory roller to achieve the desired density complete as per specifications. MORTH Specification No. 406 And as Directed by Engineer in charge

Construction of un-reinforced plain cement concrete for pavement using Grade concrete M30 over a prepared base with OPC coarse aggregate at 0.69 cum, fine aggregates at 0.46 cum, Coarse and fine aggregate confirming to IS383-2016, with Superplastizers at 3 its confirming to IS 9013-2008. Mixed in a concrete mixer of not less than 0.6 cum capacity and appropriate weigh batcher as per approved mix design, laid in approved fixed side form work (steel channel, laying and fixing of 125 micron thick polythene film, wedges, steel plates including levelling the form work as per drawing). & Spreading the concrete with shovels, rackers compacted using needle, screed and plate vibrator and finished with floaters in a continuous operation including provision of contraction, expansion, construction and longitudinal joints including groove cutting charges, joint filler, separation membrane of impermiable plastic sheetof 125 micron, selant primer, joint sealant, admixtures as approved, curing compound, finishing to lines and grades textured with texturing machines, and curing including cost of all materials, labour, hire charges of machineries, all lead & lift charges etc., complete as per specifications, (with do-with OPC at 360 kg/cum and coarse aggregate 0.69cum, fine aggregate 0.46cum.) And as Directed by Engineer in charge