SPECIAL REPAIRS /REPLACEMENT OF ELECTRICAL AND WATER SUPPLY SYSTEM AND OTHER MISC REAPAIR WORKS AT VARIOUS LOCATIONS UNDER GE (AF) MARATHAHALLI

Amount

M & L for taking down pipeline of any type and make of 50 mm dia and supply and lay pipe galvanized, “Medium class”, including fittings 50mm dia complete all as specified and directed.

M & L for taking down pipeline of any type and make of 80 mm dia and supply and lay pipe galvanized, “Medium class”, including fittings 80mm dia complete all as specified and directed.

M & L for taking down pipeline of any type and make of 20 mm dia and supply and lay pipe galvanized, “Medium class”, including fittings 20 mm dia complete all as specified and directed.

M & L for taking down pipeline of any type and make of 110 mm dia and supply and lay 3 layer ( inner antimicrobial, outer UV stabilized) ISI marked, IS-15801, PP-R pipes SDR 11 (PN-10) and PP-R plain fittings in trenches/walls/ceilings or laying in floors complete of size outer dia 110 mm including all fittings complete all as specified and directed.

M & L for taking down pipeline of any type and make of 25 mm dia and supply and lay 3 layer ( inner antimicrobial, outer UV stabilized) ISI marked, IS-15801, PP-R pipes SDR 11 (PN-10) and PP-R plain fittings in trenches/walls/ceilings or laying in floors complete of size outer dia 25 mm including all fittings complete all as specified and directed.

M & L for excavation in trenches in soft /loose soil not exceeding 1.5 metre wide and not exceeding 1.5 metre deep for laying of cables etc, getting out and forming bottom surface to required gradient complete all as specified and directed.

M & L for returning filling including spreading, levelling, watering and well ramming to excavated soil in layers not exc 25 cm thick complete all as specified and directed.

M & L for removing excavated material not exc 50m and depositing where directed at a level not exc 1.5m above the starting point in soils complete all as specified and directed.

M & L for taking out in replacement and supply and fix PPR Gate Valves (Brass Insert) of 110mm bore complete all as specified and directed.

M & L for taking out in replacement and supply and fix PPR Gate Valves (Brass Insert) of 20 mm bore complete all as specified and directed.

M & L for removing old gate valve and supply and laying gun metal globe/ gate valve with iron wheel headed both ends for iron pipe and fix size 50 mm bore complete all as specified and directed.

M & L for removing old gate valve and supply and laying gun metal globe/ gate valve with iron wheel headed both ends for iron pipe and fix size 80 mm bore complete all as specified and directed.

M & L for taking out in replacement and supply and fix of Gun Metal Gate Valve of 20 mm dia complete all as specified and directed.

M & L for taking out in replacement and supply and fix bleaching dozer bucket type of capacity 100 Litres of PE/FRP MOC with PE/FRP lid & level gauge along with single phase electric motor and agitator with shaft & blade in plastic mounted on tank. Lid must have port hole for pouring calcium hypochloride and water when necessary. Lid must have provision for mounting dosing pump on the lid/wall. High pressure single head gear motored adjustable dosing pump of following specifications- Adjustable high pressure: 0 to 100 PSI, Power: 230v 50 z, RPM: 44, Horse power: 1/30 fractional, output: 2 U.S.GPD to 40 U.S.GPD. Pump should have following accessorie: Lead tubing, connecting nuts, injection check valve, clay weight, ferrules, liquid end of dosing pump including accessories must be non-mettalic complete all as specified and directed.

M & L for taking out in replacement and supply and fix Cast Iron Air Valves with single air Outlets, conforming to IS 14845 of size 50 mm dia bore and fixing up in Cast Iron Water supply mains of size 50 mm dia complete all as specified and directed.

Supply, install, testing and commissioning of three phase 10HP centrifugal pump set having maximum head 39 mtrs, suction and delivery 80mm dia all as per manufacturer specification fixed on common base plate with suitable foundation bolts and nuts grouted in and including PCC platform 1:2:4 type B2 using 40mm graded stone aggregate medium grade and jointed with gaskets and nuts, bolts etc inclusive of starter complete all as specified and directed.

M & L Submersible pump, electric driven 415 V, TP suitable for 200/250 mm dia bore well ( Casing pipe size 200/250 mm) supply and Install complete upto 7.5HP inclusive of 40 metre long submersible cable and starter complete all as specified and directed.

S & F of flanged Non return valve, flap type, cast iron body, PN1.6, conforming with IS provision of 3mm thick rubber gasket on both sides of the flanges, bolts and nuts complete including dismantling of unserviceable valve all as directed of size 80 mm dia complete all as specified and directed.

S & F in replacement of sluice valve with stainless steel spindle and iron wheel head long body class PN 1.6 complete with rubber gaskets nut bolts of suitable size, ISI marked conforming to IS-14846 of size 80 mm dia complete all as specified and directed.

M & L for construction of valve chamber of size 1000x1000x1000mm with foundation cement concrate solid block/ bricks in cement mortar 1:6 , with PCC 1:4:8 type D2 sub base, plaster internally and exposed external surface in cement mortar 1:4 (15 mm thick) and provision of valve chamber cover made out of MS sheet 3.0 mm thick welded on angle iron frames 40 x 40 x 5 mm made out to size 1.0 x1.0 mtr double door type with hinges and locking arrangement duly painted with 2 coat of synthetic enamel paint over a coat of red oxide primer complete all as specified and directed including removing u/s chamber cover complete..

M & L for Cutting PCC /road/ existing hard standing/flooring not exceeding 150mm width x 300mm depth for LT ug cable / GI pipes and making good the distrubed surfaces with cement concrate 1:2:4 type B1 using 20 mm graded stone aggregate compelte all as specified and as directed.

M & L for precast cement concrete 1:2:4 type B2 using 40 mm graded stone aggregates as in mass concrete/foundation/for supporting (encasing) of DI pipes of any size and in any position including plastering of surfaces complete all as specified and directed

M & L for precast cement concrete 1:3:6 type C1 using 20 mm graded stone aggregates as in mass concrete/foundation/for supporting (encasing) of DI pipes of any size and in any position including plastering of surfaces complete all as specified and directed

S & F of foot Valve conforming to IS 4038, 80 mm dia complete all as specified and directed

M & L in replacement of DI pipe class K-9 of size 100mm dia with socket and spigot ends, centrifugally cast (spun) with cement mortar lining inside the pipe and zinc coated outside with blue epoxy coating as per IS 8329/2000 in available lengths suitable for push on tyton joints (rubber gasket D jointing) laid in trenches complete all as specified and as directed. Note : rates quoted are inclusive of Push on tyton joints/lead joints.

M & L for CI/DI specials such as Bends (any type, radius and angle) tapers any type, (straight, bend, increasing, decreasing or double socket etc.) tee pieces single branch, "Y" junction, double branch, cross (all sockets or socket and spigot) collars, caps and plugs of size 100 mm dia all as specified and directed

M & L for removing of old HDPP Pipe and supply & laying in trenches GI tubing medium grade of size 100 mm bore complete all as specified and directed.

M & L for removing of old HDPP Pipe Supply & laying on walls/roof GI tubing medium grade of size 80 mm bore complete all as specified and directed.

M & L for removing old HDPP pipe and supply & laying on walls/roof GI tubing medium grade of size 50 mm bore including necessary accessories / specials complete all as specified and directed.

M & L for removing old unservicable GI pipes and supply & laying on walls/roof GI tubing medium grade of size 40 mm bore including necessary accessories / specials complete all as specified and directed.

M & L for removing old unservicable GI pipes and Supply & laying on walls/roofGI tubing medium grade of size 25 mm bore including necessary accessories / specials complete all as specified and directed.

M & L for screwing existing steel tubing for alterations or additions (for lengthening screw on pipe) to form connectors 25 or 32 MM complete all as specified and directed.

M & L for screwing existing steel tubing for alterations or additions (for lengthening screw on pipe) to form connectors 40 or 50 MM complete all as specified and directed.

M & L for removing old gate valve and supply and laying gun metal globe/ gate valve with iron wheel headed both ends for iron pipe and fix size 25 mm bore complete all as specified and directed.

Supply and laying of gun metal globe/ gate valve with iron wheel headed both ends for iron pipe and fix size 40 mm bore complete all as specified and directed.

M & L for removing old sluice valve and supply and fix sluice valves flanged of class 1.6 PN 100 mm dia complete all as specified and directed.

M & L for removing old foot valve and supply and fix foot valve conforming to IS 4038,100MM dia complete all as specified and directed.

M & L for removing old NRV valve and supply and fix 100MM dia Non Return Sluice Valve complete all as specified and directed.

Supplying and laying of CPVC Pipes SDR 11 & plain CPVC SDR 11 fittings on wall, ceiling or laying in floors with outer diameter 20 MM complete all as specified and directed.

M & L for on load change over switches 250 Amps 4 pole in steel enclosure with all fitting acessories. to connect cables, mounting on wall complete all as specified and directed.

M & L for fully automatic star-delta starter in steel enclosure type MN/ML for 17.5 HP motor 415V, 3 phase relay 9-15 Amps with all fittings acessories. to connect cables, mounting on wall complete all as specified and directed.

S & F of power contactors type ML,1.5 conforming to IS/IEC 60947-4-1, 2 No+2 NC for star delta starter motor complete all as specified and directed.

S & F of flat Three Core PVC Insulated 6 Sqmm 3 core & PVC Sheathed Industrial Cable for submersible Pump Motors 1100 Volt, conforming to IS 694 complete all as specified and directed.

Dismantling the existing broken Valve Chambers completely and material & labour for construction of new Valve Chamber having inner dimensions 900 mm x 900 mm x 900 mm with foundation PCC 1:4:8 type D2 using 40mm grade stone aggregate, brick work with sub class 'B' old size build in Cement mortar 1:6, PCC 1: 2: 4 type B1 using 20mm stone aggregate for Coping, 15 mm thick rendering plaster in CM 1:4 including L angle frame MS cover 3mm thick with locking arrangement all as specified and as directed.

M & L for repairs & servicing of defective motor pump of capcity 10 to 15 HP by dismantling the pump & removing unserviceable parts, rewinding the motor including bearings, bushes, gland, assemble the pump properly after replacements of unserviceable parts painting of motor complete all as specified and directed.

S & F of cast iron pipes with flanged ends/vertically cast, class A in any length laid in trenches150MM complete all as specified and directed.

S & F of CI bends, (any type radius and angle) tapers any type (straight, bend, increasing, decreasin or double socket etc) Tee pieces single branch "Y" junction, double branch cross (all sockets and spigot collars, caps and plug) up to 150MM bore complete all as specified and directed.

S & F of valves sluice flanged of class 1.6 PN 150 mm dia complete all as specified and directed.

S & F of run lead joint 150 mm complete all as specified and directed.

M & L for earthing complete with galvanized steel earth plate electrode of size 600mm X 600mm X 6mm buried directly in ground vertically to a depth not less than 2.25 meter below normal ground level (with top edge of earth plate not less than 1.5 meter below ground level) connected to GI strip of size 25mm X 4mm main earthing lead by means of galvanized bolts, nuts, washers and brazed properly with connected to earth test point & to main switch board, LT panel etc with & including adequate quantity of charcoal dust and common salt around earth plate, PCC 1:3:6 type C-1 using 20mm graded stone aggregate for earth pit with pre cast RCC (1:2:4) type B-1 using 20mm graded stone aggregate 40mm thick cover reinforced with 8mm dia TMT bars 3 Nos both way with 12mm dia MS round bar handle, GI light grade watering pipe 20 mm dia with funnel and wire mesh, and 40 mm dia GI light grade earth lead protection pipe, complete all as specified & directed. Note- The unit rate includes main earthing lead GI earth strip of size 25x4 mm with 40 mm dia GI light grade earth lead protection pipe from earth electrode to test point up to 7.5 mtr.

M & L for earth continuity conductor or main earthing lead fixed to wall / on suitable insulators, on batten or recessed or chases or burried in ground or drawn in conduit/pipe or fixed to pole on any other indicated situation of size 25x4 mm GI strip complete all as specified and directed.

Supply, installation, testing and commisioning factory made indoor type LT feeder pillar box fabricated from 2.00 mm thick MS sheet, 40 x 6 mm angle iron frame of required size front opening and locking arrangement, fixed with 10 mm thick bakelite sheet inside comprising of the following under mentioned items all pre wired and for fixing on pedestal embedded in PCC of 1:3:6 type C2 of required size complete all as specified and directed. (1)incomer 125 A 4 pole MCCB 1 No Outgoing (2) Alunimum Busbar 200 A for RYB &100 A (3) Star delta starter, Volt meter, Ammeter, indicator, single phase preventer, over load relay suitable for 17.5 HP pump set - 02 No (4 ) Change over switch 125 A 4 pole - 01 No

M & L for Cleaning of Under ground Sump of Capacity 50,000 Gallons at Akash Vihar complete with the following :- (a) Cleaning of water tanks with high pressure water jet with pressure not exeeding 28Kg/Sqcm and remove all masses algae and dirt. (b) Removal of dirty water alongwith sludge using sludge machines and disposal of the same to a safe distance. (b) Scrubbing of floors using industrial vacuum cleaner. (c) Applying of anti bacterial sterilization to walls floors and roofs of tanks. (d) Testing of water shall be carried out after cleaning of tank and a certificate to this effect shall be submitted while claiming payment . (e) Tank capacity and date of cleaning shall be marked on tanks neatly with oil paint all as directed.

Supply, laying riddled earth soil conformed IS-1255, cushioning to cables with a layer of riddle earth soil 15cm deep before laying the cable and 8 cm depth after laying of cable complete all as specified and directed.

M & L for brick protection cover on cable with sub class 'B' brick, laid dry and flat adjacent to each other complete all as specified and directed.

M & L for G.I. tubing light grade of size 50mm bore for protection of cables to be laid under roads, crossings/culverts complete all as specified and directed.

All as per Srl item No 56 above but for GI pipe of size 80 bore

M & L for taking up underground unservicable cable of any size from existing trench including bricks, etc and removing of materials from work site complete all as specified and directed.

Supply, laying and testing cable XLPE insulated, screened, PVC bedded, galvanized steel strip or wire armoured, electric power cables (heavy duty) 1100 volts grade with standed aluminium conductor of size 25 sqmm 4 core

All as per item No 59 above but for size 35 sqmm 3.5 core

All as per item No 59 above but for size 50 sqmm 3.5 core

All as per item No 59 above but for size 70 sqmm 3.5 core

All as per item No 59 above but for size 185 sqmm 3.5 core

M & L for boring of holes under road, pavement hard standing by trenchless technology using ultra sound technique and necessary machine including HDPE pipe upto 150 mm dia suitable for 0.4 mpa working pressure complete all as specified and directed.

M & L for DWC Pipe of size 90 mm dia for protection of cables to be laid under roads, crossings/culverts complete all as specified and directed. Make : ASTRAL/FINOLEX or equivalent. Note : Fixing Of DWC Pipe With Clamps On Walls/roads Deemed To Be Included In the Quoted Rate

M & L for PCC (1:4:8) type D-2 using 40mm graded stone aggregate as in foundations for electric poles, filling and mass concrete complete all as specified and directed.

M & L for taking down in replacement and fix PPR Gate Valves (Brass Insert) of 25 mm bore complete all as specified and directed.

M & L for taking down in replacement and fix stop Valve, butterfly 80mm dia conforming to IS 13095,80 mm dia complete all as specified and directed.

M & L for taking down in replacement and Supply and fix stop Valve, butterfly conforming to IS 13095,50 mm (2”) dia complete all as specified and directed.

M & L for taking down in replacement and supply and fix stop Valve, butterfly conforming to IS 13095,40 mm dia complete all as specified and directed.

M & L for taking down in replacement and and fix stop Valve, butterfly conforming to IS 13095,25 mm dia complete all as specified and directed.

Supply, install and commissioning of Multi-Cavity power-free automatic erosion feed enabled water sanitizer / conditioning treatment station with proportional dosing arrangement consisiting of receptacle with following attachments : water inlet regulator, overflow vent, water outlet regulator with non-return valve (for standalone gravity flow), water outlet regulator (for offline automated gravity flow), drain valve, fluid level controller, sludge level gauge, station base assembly with station base buffer, station hood assembly, material of construction : non-metallic thermoplastic, maximum temperature : 450C, 100 Ltr Tank, in-built level switch & processor, 1/2 inch processor outlet & processor inlet connections, flexible connecting duct, material of construction : non-metallic, cavities are complete with lids. Compatibility : Stequa 411 AE Refill with all necessary complete all as specified and directed.

Supply only plastic cylindrical sealed disposable sanitiser refill, containing solid chlorine for disinfection of drinking water with arrangement for controlled release of disinfectant in water, suitable for operation through recommended dosing system. Replacement indication : visual & weight variation, water contact office design : sealed when dry, exposed upon immersion, operation type : Non-contact, non-inhalable, cylinder dia : 2.5 inches + 0.5 inches, cylinder height : minimum 10.0 inches + 0.5 inches complete all as specified and directed.

M & L for pumping sets, centrifugal, electric driven, Taking down in replacement and and Install complete up to 15 HP inclusive of starter and PCC foundation complete all as specified and directed.

M & L Submersible pump, electric driven 415 V, TP suitable for 200/250 mm dia bore well ( Casing pipe size 200/250 mm) Taking down in replacement and and Install complete upto 15 HP inclusive of 40 metre long submersible cable and starter complete all as specified and directed.

M & L for taking down in replacement and and fix Valves, Sluice, flanged of class 1.0 PN, 80 mm dia complete all as specified and directed.

M & L for taking down in replacement and and fix Valves, Sluice, flanged of class 1.0 PN, 200 mm dia complete all as specified and directed.

M & L for precast cement concrete 1:3:6 type C2 using 40 mm graded stone aggregates as in mass concrete/foundation/for supporting (encasing) of DI pipes of any size and in any position including plastering of surfaces complete all as specified and directed

M & L for taking down in replacement and and fix Foot Valve conforming to IS 4038, 50 mm dia complete all as specified and directed.

M & L for DI specials such as bends (any type, radius and angle) tapers any type, (straight, bend, increasing, decreasing or double socket etc) tee pieces single branch."Y" junction, double branch, cross (all sockets or socket and spigot) collars, caps and plugs of size 150 mm dia complete all as specified and directed.

M & L in replacement of DI pipe class K-9 with socket and spigot ends centrifugally cast (spun) with cement mortar lining inside the pipe and zinc coated outside with blue epoxy coating as per IS 8329/2000 in available lengths suitable for push on tyton joints (rubber gasket D jointing) laid in trenches 200 mm dia complete all as specified and as directed.

M & L for painting of pipelines CI, Valves of any type and size with colour coding as direction complete all as specified and directed.

M & L surfaces of any description, over 10 cm in width or girth, not otherwise described incl preparation of old surface and painting with one coat of synthetic enamel paint complete all as specified and directed.

GKR and CO (BID ID -3261793)

PRAGATHI BUILDERS (BID ID -3262688)

K T ASSOCIATES (BID ID -3257558)

Pacific Enterprises (BID ID -3260183)