Karnataka Neeravari Nigam Limited Tender

Construction of granular sub-base Grading-V as Sub-base and drainage layer by providing coarse graded crushed stone aggregates of granite / trap / basalt material, mixing in a mechanical mix plant at OMC, Carriage of mixed material to work site, spreading in uniform layers with motor grader on prepared surface and compacting with vibratory power roller to achieve the 98% proctor density, complete as per specifications with all lead and lifts for all materials and all other incidental charges etc., complete and as directed by the Engineer-in-charge.

Providing, laying, spreading and compacting crushed stone aggregate of granite /trap / baselt to wet mix macadam specifications including pre mixing the material with water at OMC in mechanical mix plant carriage of mixed materials by tipper to site, laying in uniform layers with paver in sub base / base course on well prepared surface and compacting with vibratory roller to achive desired density with all lead and lifts for all materials and all other incidental charges etc., complete and as directed by the Engineer-in-charge.

Providing and applying primer coat with S.S. bitumen emulsion on prepared surface of granular base such as WMM including cleaning of road surface and spraying primer at the rate of 0.60 kg / sqm using mechanical means complete as per specifications. with all lead and lifts for all materials and all other incidental charges etc., complete and as directed by the Engineer-in-charge

Providing and laying Bituminous Mechadam on Prepared surface with crushed coarse aggregates as per desighn mix formula for base / binding course including loading aggregates with F.E.loader,hot mixing of stone aggregates and bitumen in hot mix plant,transporting the mixed material in tipper to paver and laying mixed materials with paver finisher to the required level and grade , rolling by smooth wheeled,vibratory & tandem rollers to achieve the desired density, but excluding cost of primer / tack coat - using40/60 TPH capacity H.M.P. with Mechanical Paver Gr-II (50 mm to 75 mm) with 3.4 % VG-30 Bitumen complete as per specification With all lead and lifts for all materials and all other incidental charges etc., complete and as directed by the Engineer-in-charge.

Providing and applying tack coat using 80/100 grade bitumen(VG10) in boiler fitted with spray set distributor at the rate of 0.25 kg per sqm on the existing prepared bituminous surface (primed surface) cleaned with mchancial broom. complete as per specifications. With all lead and lifts for all materials and all other incidental charges etc., complete and as directed by the Engineer-in-charge.

Providing and laying semi dense bituminous concrete using crushed aggregates of specified grading, premixed with bituminous binder and filler, transporting the hot mix to work site, laying with a paver finisher to the required grade, level and alignment, rolling with smooth wheeled, vibratory and tandem rollers to achieve the desired compaction - using40/60 TPH capacity H.M.P. with Mechanical Paver Gr-II (25 mm to 30 mm) with 5 % VG-30 Bitumen. complete in all specifications complete as per specifications With all lead and lifts for all materials and all other incidental charges etc., complete and as directed by the Engineer-in-charge.

Road Marking with Hot Applied Thermoplastic Compound with Reflectorising Glass Beads on Bituminous Surface/concrete surface:- Providing and laying of hot applied thermoplastic compound 2.5 mm thick including reflectorising glass beads at 250 gms per sqm area, thickness of 2.5 mm is exclusive of surface applied glass beads as per IRC:35 standards specified. The finished surface to be level, uniform and free from streaks and holes complete as per specifications. With all lead and lifts for all materials and all other incidental charges etc., complete and as directed by the Engineer-in-charge.

Metal Beam Crash Barrier:-Providing and erecting a “W” metal beam crash barrier comprising of 3 mm thick corrugated sheet metal beam rail, 70 cm above road/ground level, fixed on ISMC series channel vertical post, 150 x 75 x 5 mm spaced 2 m centre to centre, 1.8 m high, 1.1 m below ground/road level, all steel parts and fitments to be galvanised by hot dip process, all fittings to conform to IS:1367 and IS:1364, metal beam rail to be fixed on the vertical post with a spacer of channel section 150 x 75 x 5 mm, 330 mm long complete as per clause 800.10 complete as per specifications. Excluding cost of earth work excavation and PCC for fixing. A. Type - A, “W” MORTH Specification No. 810 complete and as directed by the Engineer-in-charge.

Earth work in excavation in all kinds of soil by mechanical means for foundation of structures like culverts, retaining walls etc., as per drawing and technical specification, including setting out, construction of shoring and bracing, dressing of sides and bottom, backfilling with approved material, disposal of balance earth as per specifications, including cost of labour, HOM etc. complete with all lead and lifts including dewatering desiliting and bailing and out standing water strom water ground and seepage wter and all types of water providing bund wherever necessary etc., ,complete and as directed by the Engineer-in-charge.

Plain cement concrete M10 mix with crushed stone aggregate 40 mm nominal size mechanically mixed, placed in foundation and compacted by vibration including curing,cost of materials ,labour HOM complete as per specifications with all lead and lift or delift for all materials and including all incidental operations and charges etc., complete and as directed by the Engineer-in-charge.

Providing and laying in plain/reinforced cement concrete M20 for Sub Structure/Super structure works, with cement @ 320kgs, 20mm and down size graded granite metal coarse aggregate at 0.69 cum and fine aggregates at 0.46 cum machine mixed with super plasticisers @ 3 Its confirming to IS 9103-2008, concrete laid in layers, well compacted and providing weep holes wherever necessary with necessary scaffolding, form work etc., including cost of labour, HOM curing etc.complete,with all lead and lift or delift for all materials and including all incidental operations and charges etc., complete and as directed by the Engineer-in-charge.

providing T.M.T. Fe500 steel reinforcement for R.C.C. work including straightening, cutting, bending,, hooking, placing in position, lapping and or welding wherever required,tying with binding wire and anchoring to the adjoining members wherever necessary complete as per design cost of materials, labour, HOM, complete as per specifications with all lead and lift and all other incidental charges etc., complete as per design and drawings and as directed by the Engineer-in-charge.

Retro-Reflectorised Traffic Signs Providing and fixing of retro - reflectorised cautionary, mandatory and informatory sign as per IRC:67 made of high intensity grade sheeting vide Clause 801.3, fixed over aluminium sheeting, 1.5 mm thick supported on a mild steel angle iron post 75 mm x 75 mm x 6 mm firmly fixed to the ground by means of properly designed foundation with M 15 grade cement concrete 45 em x 45 em x 60 em, 60 cm below ground level as per approved drawing. 900 M M Equilateral triangle -TYPE XI complete as per design and drawings and as directed by the Engineer-in-charge.

Direction and Place Identification Signs with size morethan 0.9 sqm Size Board: Providing and erecting direction and place identification retro-reflectorised sign as per IRC:67 made of high intensity grade sheeting vide Clause 801.3, fixed over aluminium sheeting, 2 mm thick with area not exceeding 0.9 sqm supported on a mild steel single angle iron post 75 x 75 x 6 mm , 2 Nos. firmly fixed to the ground by means of properly designed foundation with M 15 grade cement concrete 45 x 45 x 60 cm, 60 cm below ground level as per approved drawing, complete as per design and drawings and as directed by the Engineer-in-charge.

Providing, laying, spreading and compacting crushed stone aggregates of granite / trap / basalt of specific sizes to water bound macadam Crushable type such as Moorum or Gravel for grading II specifications by mannual means including spreading in uniform thickness, hand packing, rolling with 3-wheeled steel/vibratory roller 8-10 tonnes in stages to proper grade and camber, applying and brooming requisite type of screening/binding materials to fill up the interstices of coarse aggregates, watering and compacting to the required density complete as per Specification with all lead and lifts for all materials and all other incidental charges etc., complete and as directed by the Engineer-in-charge.

Providing, laying, spreading and compacting crushed stone aggregates of granite / trap / basalt of specific sizes to water bound macadam Crushable type such as Moorum or Gravel for grading III specifications by mannual means including spreading in uniform thickness, hand packing, rolling with 3-wheeled steel/vibratory roller 8-10 tonnes in stages to proper grade and camber, applying and brooming requisite type of screening/binding materials to fill up the interstices of coarse aggregates, watering and compacting to the required density complete as per Specification with all lead and lifts for all materials and all other incidental charges etc., complete and as directed by the Engineer-in-charge.

Earth work excavation in all kinds of ordinary rock I soft rock not requiring blasting for foundation of bridges and allied works as per drawing and technical specifications, including setting out, providing shoring and bracing, removal of stumps and other deleterious matter, dressing of sides and bottom and filling back with approved material including cost of all materials, labour, HOM complete as per specifications. complete as per design and drawings and as directed by the Engineer-in-charge.

Providing and laying Plain / Reinforced Cement Concrete M15 with OPC cement @ 240kgs, with 40mm and down size graded granite metal coarse aggregates @0.84cum and fine aggregates @ 0.56cum in Open Foundation complete as per Drawing and Technical Specifications, complete as per design and drawings and as directed by the Engineer-in-charge.

Providing and laying Design mix M20 with OPC @ 320kgs, with 40mm and down size graded granite metal coarse aggregates @0.64cum and fine aggregates @ 0.43cum, with superplastisiser @31ts confirming to IS9103-1999 Reaffirmed-2008, including cost of materials, labour, HOM curing, form works, scaffolding and centering. complete as per design and drawings and as directed by the Engineer-in-charge.

Furnishing and Placing Reinforced / Prestressed cement concrete in super-structure as per drawing and Technical Specification complete as per specifications. B. RCC with OPC cement design mix M25 @ 340kgs, with 20mm and down size graded granite metal coarse aggregates @0.7cum and fine aggregates @ 0.47cum, with superplastisiser @3lts confirming to IS9103-1999 Reaffirmed- 2008, Case - I : Using Concrete Mixer complete as per design and drawings and as directed by the Engineer-in-charge.

Back filling behind abutment, wing wall and return wall complete as per drawing and Technical Specification including cost of materials, labour, HOM of machineries, complete as per specifications.. complete as per design and drawings and as directed by the Engineer-in-charge.

Providing and laying of asphaltic plug joint to provide for horizontal movement of 25 mm and vertical movement of 2 mm, depth of joint varying from 75 mm to 100 mm, width varying from 500 mm to 750 mm (in traffic direction), covered with a closure plate of 200mm x 6mm of weldable structural steel conforming to IS: 2062, asphaltic plug to consist of polymer modified bitumen binder, carefully selected single size aggregate of 12.5 mm nominal size and a heat resistant foam caulking/backer rod, all as per approved drawings and specifications, including cost of materials, labour.. complete as per design and drawings and as directed by the Engineer-in-charge.

Constrution unreinforced plain cement concrete for pavement, using gradr concrete M30 over a prepared base with OPC @ 360 coares aggregate at 0.69 cum fine aggregate at 0.46 cum Coares and fine aggregates confiming to IS:383-2016 with superstizer at 3 Its conforming to IS 9103-2008 mixed in a concrete mixer of not less than 0.6 cum capacity andappropriate weight batcher as per approved mix design laid in approved fixed side from work (steel channel, laying and fixing of 125 micron thick polythene film, wedge, steel plates including levelling the from work as per drawing ) & Spreading the concrete with shovels rackers compacted using needle screed and plate vibrator and finished with floaters in a continouus operations including provision of construction expansion construction and longitudinal joints including groove cutting charges joint filler separation membrance of impermiable plastic sheet of 125 micron sealant primer joint sealant admixtures as approved, curing compund finishing to lines and grade texured with texturing machine, and curing including cost of all mattrials labour, hire charges of machineries with all lead and lift or delift for all matrials and including all incidental operations and charges etc., complete and as directed by the the Engineer-in-charge.