Karnataka Neeravari Nigam Limited Tender

code04 - 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. Mix 1:2:4 (M15) Using 20 mm nominal size graded crushed coarse aggregates. Complete with all lead and lifts.

code05 - 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 soils Depth upto 1.5 m. Complete with all lead and lifts.

code06 - 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. .Mix 1:3:6 (M10) Using 40 mm nominal size graded crushed coarse aggregates. Complete with all lead and lifts.

code07 - Providing and laying insitu vibrated M-15 grade cement concrete using 40 mm down approved, clean, hard, graded aggregates with placing and sinking plums of size 150 to 80 mm upto 15 percent for piers/ gravity type retaining walls / abutments / other similar structures including cost of all materials, machinery, labour, cleaning, batching, mixing, placing in position, levelling, vibrating, finishing, curing with all other ancillary operations complete. Complete with all lead and lifts.

code08 - Supplying, fitting and placing TMT FE 550 / 550D Steel Reinforcement including cost of all materials, machinery, labour, cleaning, straightening, cutting, bending, hooking, laping/welding joints, tying with binding wire / soft annealed steel wire and other ancilary operations complete as per drawing and technical specification. For Canal & Allied Works. Complete with all lead and lifts.

code09 - Providing S&S RCC SPUN / VIBRATED CAST PIPES (REINFORCED) pipes NP-3 Class conforming to IS:458-1988 with latest amentments using ordinary portland cement, for sanitary works and conveying to work site, rolling and lowering into trenches, laying true to line and level including loading and unloading at both destinations and jointing of pipes and specials, perfect linking of joints with jack to correct position including cost of jointing materials, i.e, rubber rings conforming to IS: 5382 for S&S RCC pipes, with all leads and lifts as directed and giving necessary hydraulic test as per ISS to the required pressure and commissioning etc. complete. (Contractor will make his own arrangements for procuring water for testing). Before the execution of the work, the contractor shall carry out the survey. RCC NP3 Class pipe of 300mm dia. Complete with all lead and lifts.

code10 - Design, fabrication, supply, erection, testing and commissioning of fixed wheel type vertical lift gate consisting of skin plate, vertical and horizontal girders, wheels, stiffeners, lifting brackets, guide shoes, rubber seals with all accessories for barrage 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 and all other ancillary operations complete as per specifications and approved drawings. Complete with all lead and lifts.

code11 - Providing and filling murrum / gravely soil ( CNS soil ) for foundation or around pipes including cost of all materials, labour, spreading soil in layers of 100 to 150 mm, breaking clods, watering, compaction by earth masters to achieve density control of not less than 90 percent and all other ancillary operations complete. Complete with all lead and lifts.

code12 - Filling available excavated earth (excluding rock) in trenches, plinth, sides of oundations and other similar works etc. in layers not exceeding 20cm in depth, consolidating each deposited layer by ramming and watering, lead up to 50 m and lift upto 1.5 m.Complete with all lead and lifts.

code13 - Supply and Installation of PVC pipe - OD 110mm and 6 Kg/sqcm. Complete with all lead and lifts.

code14 - Supply and delivery at site GM (copper alloy) gate valves confirming to Class-I as per IS 778 with latest amendments, 1 No. screwed in bonnet inside screw, rising spring spindle integral seat screwed females ends confirming to IS 554/ 1990 body hydraulically tested 1.5HP seat standard tested 1 HP with IS mark. For 100 mm dia GM (Copper alloy) Gate valves. Complete with all lead and lifts.

code15 - Providing and constructing dry rubble stone pitching with pin headers at 2 per m2 using stones and stone chips from approved source including cost of all materials, labour, hand packing / wedging stone chips, finishing and all other ancillary operations complete. For 300mm thick. Complete with all lead and lifts.