Karnataka Urban Water Supply And Drainage Board Tender

Earthwork excavation for foundation of buildings, culverts, water supply, sanitary lines and electrical conduits either in pits or in trenches 1.5 m and above in width, in ordinary soil not exceeding 1.5 m in depth including dressing the bottom and sides of pits and trenches, stacking the excavated soil clear from edges of excavation with all lead and lift after breaking clods complete.

Earthwork excavation for foundation of buildings, culverts, water supply, sanitary lines and electrical conduits either in pits or in trenches 1.5 m and above in width, in hard soil not exceeding 1.5 m in depth including dressing the bottom and sides of pits and trenches, stacking the excavated soil clear from edges of excavation with all lead and lift after breaking clods complete.

Earthwork1.5 mtr and above in width in hard rock by chistelling and / wedging where blasting is prohibited for foundation of buildings, culverts, water supply, sanitary lines and electrical conduits either in pits or in trenches 1.5 m and above in width, in stacking the excavated stuf cleare fron the edge of the excavation with all lead and lift including cost of labour complete as per specifications.

Supplying Ductile Iron pipes conforming to IS 8329:2000 with latest amendments and conveying to worksite, rolling and loweringinto trenches,laying true to line, level and perfect linking at joints, testing and commissioning, including loading and unloading at both destinations and cuts of pipes wherever necessary including jointing of DI pipes and specials, (including cost of specials) with rubber gaskets including cleaning the socket and spigot ends with soap solution and applying soft soap to the spigot and socket ends before insertion of rubber gaskets, jacking and fixing in perfect conditions including cost of soap solution, soft soap, waste etc., and giving necessary hydraulic test to the required preswssure as per ISS with all lead and lift including cost of jointing materials. (contractor will make his own arrangements for procuring water for testing). 150mm dia Class K-7

MS Specials : Manufacturing, providing, transporting, rolling, lowering, laying and jointing, testing and commissioning of MS specials of minimum 8mm thick conforming to IS 7322:1985 with latest amendments, perfect linking and welding of joints to correct position including cost and conveyance of materials with all lead and lifts, cost of all labour and giving satisfactory hydraulic test as per IS 3589:2001 with latest amendments for test pressure and working pressure both at factory and site etc., complete as per detailed specifications with inside lining two coats of food grade epoxy painting of approved make with each coat of 250 micron, thick (after dry) over one coat of food grade epoxy primer of approved make with minimum of 50 micron thick (after dry) and outside 25mm thick coating in CM 1:3 by providing 50x50mm weld mesh including loading and unloading of pipes for the following category to suit PSC/MS/CI/AC/DI/PVC pipes. The rates are inclusive of all taxes and duties. The weight of the MS shell only be considered before lining and coating for arriving at the rate. For bend, Tail pieces,Reducer, Test gaps & Tees upto & inclusive of 500 mm dia. of pipe for making end connections at GLSR & OHT.

Supply andfixing of DI resaliient seated soft sealing Sluice valves with body,bonnet of ductile iron of grade GGG40, wedge fully rubber lined with EPDM and seats of NBR and the valves should be of vacuum tight and 100% leak proof with face dimensions as per BS 5163-89/IS 14846-2000/DIN 3202 F4/f5. The stem sealing should be with toroidal sealing rings(minimum 2 0 rings) All the valves should be with Electrostatic powder coating both inside and outside with pocket less body passage . The valves shall be supplied with suitable size galvanized bolts and nuts of required numbers of GKW/KITO/NEXO/TECHMAN or any other equivalent international approved brand .The valvesconforming to relevant ISS wih latest amendments as detailed above of following diameters and types and conveying to work site, loading, unloading, stacking etc., complete with all lead & lift and fixing of valves. The rate is inclusive of cost of Bolts & Nuts.PN 16 working pressure with out ED 50 mm dia DI PN 16 Sluice valve

150 mm dia DI PN 16 Sluice valve

Supplying fixing of single chamber tripple function tamper proof (both the orifices to be housed in the single chamber). Air Valves with body and cover in Ductile Cast iron of gradw GGG40 all internal parts such as float, shell etc all cover bolts of austenitic alloy steel Dn 50 float of HOSTAFLON and gaskets and seal of of EPDM. Epoxy powder coating (EP-P) inside and out side colour blue RAL5005. The valve should be designed for all the three functions. ie1) Large orifice for venting of large AIr volumes on Startup.2) Large orifice for intake of large Air volume.3) Small orifice for discharge of pressurised air during operation with out ED. 50 mm dia DI

Refilling pipeline trenches and foundation with selected available earth from trench excavation and foundation including watering, consolidation layers of 15 cms., thickness including disposing off the surplus earth with all lead and lift

Supply and installation of water connections to individual houses upto water meter point ( which shall be fixed about one meter from custometer boundary) and includes civil works like earthwork excavation for the pipeline trenches for laying MDPE/GI pipes of following diameters for the house connections in all types of soils, disintegrated rock, soft rock, hard rock, including cutting of any road using machine cutter, crossing drains, compound, cutting any surfaces along the pipeline such as tiles/ floor/concrete/ or any other surfaces using machine cutter, boring the wall surface comprising of BBM or SSM for conveying the pipeline to customer property, resorting the damaged portion inside or outside the property premises, refilling etc.complete.supply and laying of MDPE PE-80 PN 12.5 pipes with specials such as electrofusion tapping ferrule or saddle of pressure rating PN 12.5/SDR 11 or higher grade of approved make conforming to standard specifications with brass cutter, flow regulator, water tight cap-cutting edges for making hole / tapping suitable to HDPE distribution mains by electrofussion welding.Tapping of ferrules ( Mechanical type clamp saddle) with cost of GI Pipes , all specials such as GI Tee,GI Elbow,GI coupler, stopper etc and brass or SS tap for the following diameters. (20mm dia)

Supply of Gunmetal bal valve of non rising stem, screwed in bonnet,inside screw, integral seats, screwed female ends to IS 554/BS 21/ISO 7, unbreakable sheet metal handwheel conforming to IS 778 Class-1 including provision of re-packing under pressure etc., complete. 15mm dia

Providing and laying in position plain cement concrete of nominal mix 1:3:6 using 20 mm and down size graded granite metal machine mixed, concrete laid in layers not exceeding 15 cms thick, well compacted, in ground floor level for roof slab, staircase complete as per specifications.

Providing and laying in position reinforced cement concrete of mix 1:1.5:3 with 20 mm (M20) and down size graded granite metal, machine mixed, concrete laid in layers not exceeding 15 cms thick vibrated for all works in foundation plinth and ground floor level for roof slabs, staircase, lintels, retaining walls, return walls (any thickness) including attatched plasters, columns, piers, abutments, pillars, posts, struts, buttresses, string or lacing courses, parapets, coping, bed locks, anchor blocks, plain window cills, fillets etc., including cost of all materials, labour HOM of machinery, curing complete as per specifications

Providing 18mm thick cement plaster in single coat with cement mortar 1:6 to brick masonry including rounding off corners wherever equired smooth rendering, providing and removing scaffolding, including cost of materials, labour, curing compelte as per specification.

Providing and removing centering, shuttering, strutting, propping etc., and removal of form work for sides and soffits of beams beam haunchings, cantilever girders, bressumers and lintels not exceeding 1 m depth including cost of all materials, laobur complete as per specifications.

Supply and Labour charges for fabricating TMT steel bars of all sizes for reinforcement for RCC works including conveying steel to work spot with all lead including cleaning, straightening, bending, fabricating, placing in position and tieing as per design including cost of binding wire hoisting etc., with all lifts etc., complete (including cost of steel).

Providing and fixing M.S. Inspection door of size 60 cms x 60 cms. including M.S. frame, size 50 x 50 x 6 mm and shutters of 3mm thickness with hinges at top and locking arrangements painting with all lead and lift etc., complete.