8752REPAIR AND MAINT OF RAISING MAIN PLUMBING EXTERNAL WATER SUPPLY AND ALLIED WORKS IN EAST AND WEST AREA UNDER GE M AF JALAHALLI BANGALORE

Amount

Excavation in trenches n.exc 1.5 m wide and n.exc 1.5m depth and getting out in soft/loose soil for laying of CI/DI/GI pipes complete all as specified and as directed.

Excavation in trenches n.exc 1.5 m wide and n.exc 1.5m depth and getting out in hard dense soil for laying of CI/DI/GI pipes complete all as specified and as directed.

Returning, filling in soil including spreading, leveling, watering and well ramming in layers n.exc 25 cm in any type of soil complete all as specified and as directed.

Removing surplus soil to a distance n.exc 50m and depositing where directed at a level n.exc 1.5m above the starting point complete all as specified and as directed.

Taking out damaged water mains CI/DI t pipes of size 100 mm dia (including all fittings) with spigot and socket ends any type and lead joints including burning out joints and recovering lead all as specified and directed . Note : Excavation & earth work will be measured and paid for separately.

All as per item no 5 above but of size 150 mm bore.

All as per item no 5 above but of size 200 mm bore

All as per item no 5 above but of size 300 mm bore

Taking out damaged water mains Cement pipes of size 100 mm dia (including all fittings) with spigot and socket ends any type and lead joints including burning out joints and recovering lead all as specified and directed . Note : Excavation & earth work will be measured and paid for separately.

All as per item no 10 above but of size 150 mm bore.

All as per item no 10 above but of size 200 mm bore

Taking up or down existing GI steel tubing from wall/ceiling/floor/trenches of size 100 mm bore and removing to stores include disconnection of fittings from tubing where reqd complete all as specified and directed. Note : Excavation & earth work will be measured and paid for separately

Taking up or down existing GI steel tubing from wall/ceiling/floor/trenches of size 80 mm bore and removing to stores include disconnection of fittings from tubing where reqd complete all as specified and directed. Note : Excavation & earth work will be measured and paid for separately

All as per item no 14 above but of size 50 mm bore.

All as per item no 14 above but of size 40 mm bore.

All as per item no 14 above but of size 25 mm bore.

All as per item no 14 above but of size 20 mm bore.

All as per item no 14 above but of size 15 mm bore.

Relaying CI water pipe lines of size 100 mm bore includings all fittings after removal of scalling , cleaning and flushing etc complete all as specified and directed.

All as per item no 20 above but of size 150 mm bore.

All as per item no 20 above but of size 200 mm bore.

Relaying DI water pipe lines of size 100 mm bore but of any type includings all fittings after removal of scalling , cleaning and flushing etc complete all as specified and directed.

All as per item no 22 above but of size 150 mm bore.

All as per item no 22 above but of size 200 mm bore.

All as per item no 22 above but of size 300 mm bore.

Supply & Laying DI pipes K-7 of size 100 mm borewith all fittings like tee, bend elbow etc , conforming to IS suitable for DI pipe in any length laid in trenches complete all as specified and dircted.

All as per item no 26 above but of size 150 mm bore.

All as per item no 26 above but of size 200 mm bore.

Supply & Laying DI pipes K-9 of size 100 mm dia with all fittings like tee, bend elbow etc , conforming to IS suitable for DI pipe in any length laid in trenches complete all as specified and dircted.

All as per item no 30 above but of size 150 mm bore.

All as per item no 30 above but of size 200 mm bore.

All as per item no 30 above but of size 300 mm bore.

Material and labourfor CI fittings conforming to IS for spigot and socket pipes, upto 150 mm bore such as bends, tapers, tee pieces single branch, collars etc.

All as per item No 33 above but of size 200 to 300 mm bore.

Material and labour for DI fittings conforming to IS for spigot and socket pipes, upto 300 mm bore such as bends, tapers, tee pieces single branch, collars etc.

Refixing of old serviceable GI tubing on wall/ceiling/under floor and in trenches of size 80 mm bore and connection in new or old positions including cleaning, cutting, threding along with GI fittings where ever replaced and required at site complete all as specified directed.

All as per item no 36 above but of size 50 mm bore.

All as per item no 36 above but of size 40 mm bore.

All as per item no 36 above but of size 25 mm bore.

All as per item no 36 above but of size 20 mm bore.

All as per item no 36 above but of size 15 mm bore.

Supply & Laying GI tubing medium grade of size 100 mm bore with all fittings laid in trenches complete including cutting and thereading all as required at site complete all as specified directed.

Supply & Laying GI tubing medium grade of size 80 mm bore with all fittings laid in trenches complete including cutting and thereading all as required at site complete all as specified directed.

All as per item no 43 above but of size 50 mm bore.

All as per item no 43 above but of size 40 mm bore.

All as per item no 43 above but of size 25 mm bore.

All as per item no 43 above but of size 20 mm bore.

All as per item no 43 above but of size 15 mm bore.

Supply & Fix GI tubing medium grade of size 80 mm bore with all fittings on wall complete including cutting and thereading all as required at site complete all as specified directed.

All as per item no 49 above but of size 50 mm bore.

All as per item no 49 above but of size 40 mm bore.

All as per item no 49 above but of size 25 mm bore.

All as per item no 49 above but of size 20 mm bore.

All as per item no 49 above but of size 15 mm bore.

Burning out lead joints position including removing old lead from the CI pipes of 100 mm dia complete all as specified and directed. Note: Excavation & earth work will be measured & paid for separately.

All as per item no 55 above but of size 150 mm bore.

All as per item no 55 above but of size 200 mm bore.

All as per item no 55 above but of size 250 mm bore.

All as per item no 55 above but of size 300 mm bore.

Material and labourfor run lead joints to CI spigot and socket pipes and fittings of size 100 mm dia complete all as specified and directed.

All as per item no 60 above but of size 150 mm bore.

All as per item no 60 above but of size 200 mm bore.

All as per item no 60 above but of size 250 mm bore.

All as per item no 60 above but of size 300 mm bore.

Repairs to sluice valve of size 80 mm dia CI by taking out defective spindles and check nuts of any type and replacing the spindle with new as per site but check nut of any type with new brass check nut complete all as specified and directed.

All as per item no 65 above but of size 100 mm bore.

All as per item no 65 above but of size 150 mm bore.

All as per item no 65 above but of size 200 mm bore.

All as per item no 65 above but of size 300 mm bore.

Removing the gate from sluice valve of size 80 mm dia in position and metalizing with bronze and match with standard size and refixing in position complete all as specified and directed.

All as per item no70 above but of size 100 mm bore.

All as per item no 70 above but of size 150 mm bore.

All as per item no 70 above but of size 200 mm bore.

Material and labourfor replacing the gland packing of sluice valves of size 80 mm dia complete all as specified and directed.

All as per item no 74 above but of size 100 mm bore.

All as per item no 74 above but of size 150 mm bore.

All as per item no 74 above but of size 200 mm bore.

All as per item no 74 above but of size 250/300 mm bore.

Dismantling and taking out unserviceable sluice valve of any sizes from any position by unscrewing/ cutting the rusted nuts.

Supply and fixing in repair Sluice valve of size 80 mm dia CIass PN 1.6, both ends flanged duly drilled, ISI marked with IS-14846-2000, PN-1.6 having Stainless Steel spindle and check nut including operating wheel cap, fixing with new nuts, bolts, washers and rubber insertion/ packing complete all as specified and directed.

All as per item no 80 above but of size 100 mm bore.

All as per item no 80 above but of size 150 mm bore.

All as per item no 80 above but of size 200 mm bore.

All as per item no 80 above but of size 300 mm bore.

Supply and fixing in repairs gun metal gate valve ISI marked with iron wheel head, screwed both ends for iron pipe of size 50 mm bore including taking down the unserviceable existing ones complete all as specified and directed.

All as per item no 85 above but of size 40 mm bore.

All as per item no 85 above but of size 25 mm bore.

All as per item no 85 above but of size 20 mm bore.

Supply and fixing in repair Bib taps, cast copper alloy with crutch or butterfly handle, screwed down, screwed for iron pipe or for brass ferrule fancy type and fixed complete all as specified and directed.

Supply and fix in repair PVC Ball valve ISI marked high presssure of PTMT with epoxy coated aluminium rod and high density plastic ball screwed for iron pipe and fixed of size 40 mm complete all as specified and directed.

All as per item no 90 above but of size 25 mm bore.

All as per item no 90 above but of size 20 mm bore.

All as per item no 90 above but of size 15 mm bore.

Supply and fixing in repairs U/S foot valve cast iron of size 150 mm bore including rubber insertion, packing material, nuts, bolts, and washer with suitable new one all as specifed and directed.

All as per item No 94 but of size 80 mm bore.

Repair of U/S non return valve of size 150 mm bore by replacing leather washer insertion with new ones all as directed.

All as per item No 96 but of size 80 mm bore.

Supply and fixing in repairs Non return butterfly valve (NRV) ISI marked, gun metal body suitable for 300 mm dia pipe line including taking down old valve all as directed.

All as per item No 98 but 150 mm bore.

All as per item No 98 but 100 mm bore.

All as per item No 98 but 80 mm bore.

Clearing the bushes trunk girth not exceeding 1.0 mtrs around valve chambers and depositing at a distance nexceeding 50 mtrs from starting point.

Cutting the existing road/hard standing/chequered cement concrete tiling/PCC floorinf etc, not exceeding 50 CM wide and 50CM depth, for laying CI/GI/DI pipe line complete all as specified and as directed.

Material and labour for PCC 1:3:6 type C1 using 20 mm graded stone aggregate for Making good or where required for the road/hard standing/chequered cement concrete tiling/PCC floorinf etc, including necessary form work to exposed surfaces finished smooth and even complete all as specified and as directed.

Material and labour for Cement concrete in foundations, filling and mass concrete PCC 1:2:4 foundation B-2 type for repair of valve pit chamber.

Demolition of Brickwork or precast concrete block walling including wall quoins, arches, pillars, etc, but excluding ashlar facings, dressed stone work and concrete articles built in cement mortar complete all as specified or directed.

Material and labour for Pre-cast cement concrete block masonry with solid blocks, exc. 10 cm in width and setting in mortar, complete made out of Precast cement concrete of Type C1 1:3:6 (20 mm graded aggregate) (with plain or interlocking joints as directed) setting in cement mortor 1 : 4 , complete, in walls all as specified and directed by Engr-in-charge.

Material and labour for Rendering 10 mm thick on fair faces of brick work or concrete surface cement paster with the ratio of 1:6 finished even and smooth (without using extra cement).

Providing, cement concrete in roof kerbs or mud stops, rounded or chamfered on edges , in lintels upto 1.5m clear span, and other similar bands, railings upto 60 cm in height, copings, bed plates, water troughs and the like including weathering, slightly rounded or chamfered angles and throating, as directed.

Dismantling structural steel work in cluding doors, gates but excluding framed truss etc.

Supply and fixing Framed brackets of angles or tees with web and flanges cut to shape, drilled and countersunk for screw, including bending and welding angles, as necessary, gusset plates, riveting, hinges and handles etc. n exc 10 kg each brackets, conforming to Fe.290.Gde-E-165 (Brackets over 10 kg each to be measured under 'Structural Steel for fabrication of valve pit chamber, raising main support and motor foundation supports etc.

Painting with two coats of synthetic enamel paint over coat of zink chrome on surfaces of any description, over 10cm in width or girth,not otherwise described

Material and labourfor repair and servicing to squirrel cage induction motor 3 phase 415V, 7.5 HP Kirlosker make by dismantling of motor from the pump set removing the stater/rotor separately, cleaning, varnishing, heating and drying re-erecting, aligning with the pump, testing, including replacement of nuts , bolts and washers, bearings of suitable size all as directed by Engineer-in-charge. Note for Ser No 113 to 115 :- Cost of All Spares such as Bearing, Gland, Shaft sleeves, GM Bush, Rubber bush, impeller etc as per site, required to replaced if any shall be deemed to be included in the quoted rate and no any extra cost paid for spares separately.

All as per item No 113 but of squirrel cage induction motor of cap 1.5 HP.

All as per item No 113 but of squirrel cage induction motor of cap 0.5 HP.

Material and labour for Repairing/overhauling of spilt cage centrifugal pump set coupled with 1.5 HP motor by replacing of unserviceable parts like bearings, sleeves bushes, bearings housing shaft, gunmetal impeller etc. assembling the pump with new packing materials, nuts and bolts, washers and checking the alignment connecting up delivery, suction pipes and testing complete all as directed. Note for Ser No 116 & 117 :- Cost of All Spares such as Bearing, Gland, Shaft sleeves, GM Bush, Rubber bush, impeller etc replaced if any shall be deemed to be included in the quoted rate and no any extra cost paid for spares separately.

All as per item No 116 above but pump 0.5 HP.

Material and labour for Rewinding of centrifugal motor of capacity 7.5 HP, assembling and rewinding the motor with suitable size of copper enameled winding wire and insulating materials, varnishing of pump set, bushes and any other parts require for proper functioning re-assembling, connecting and testing complete.

All as above item no-118 but Mono block pump set 1.5 HP capacity

All as above item no-118 but Mono block /submersible pump set 0.5 to 1.0 HP capacity

All as above item no-118 but open well Submesible pump set 7.5 HP capacity

Material and labourfor removing the submersible Non clog pump set of capacity 1.0 HP including column pipes and submersible cables complete from the existing open well of any depth by any suitable method i.e. either manual/ vehicle mounted motorized system and disconnecting the pump and motor to locate the faults in pressence of Engr - in - charge and carry out repairs, includings transportings to Wksp and reassembling after repairs, complete includings lowring after repairs and testing and commissioning all as specified and directed.

Material and labourfor repair/overhauling of submersible pump set up to 1.0 HP capacity, and any stage by replacing bushes, impeller thrust bearings, strainer, nuts and bolts, washers, pump shaft remetalling, grinding, polishing, greasing complete reassembling the pump and testing, including painting with two coats of synthetic enamel paint after preparing the surface complete all as directed by the Engr-in-charge.

Servicing of star delta starter for pump set 0.5 HP by replacing over load relay of suitable range coil, spare kit for contactor, terminals, short pieces of copper wire duly crimped with bottle lugs etc and any other spares as required for proper functioning and monitoring of pump set all as specified and directed. Note:- Spares replaced if any shall be measured and paid separately as supply only under respective items.

All as per Sl item No 124 here-in-before but for 1.5 HP capacity

All as per Sl item No 124here-in-before but for 7.5 HP capacity

Supply only spares for star delta starter for 0.5 HP to 7.5 HP Over load Relay range of (0.1 -1.5 Amps ) , max- 5A (as per sample) for 0.5 HP starter (Dol/Star delta) complete all as directed. :-

All as per item No 127 but Over load Relay range of (1.6 -2.5 Amps ) , max-10A (as per sample) for 1.5 HP starter (Dol/Star delta) complete all as directed.

All as per item No 127 but Over load Relay range (9.0-14.0 Amps ) for 7.5 HP starter(Dol/Star delta) ocomplete all as directed.

All as per item No 127 but Power Contactors 415 volts ,50 cycles,3 phase, MNX-A2, 25 A to 50 A complete all as directed.

All as per item No 127 but MCB SP 6 A, 230 V.

All as per item No 127 but MCB TP 10 A TO 32 A, 415 V.

All as per item No 127 but Single phase preventer

All as per item No 127 but Start/ Stop button as per sample.

All as per item No 127 but Indicator lamp Red/Yellow/Green/Blue colour as per site requirement.

All as per item No 127 but GIC timer as per site requirement.

All as per item No 127 but Toggle switch

All as per item No 127 but Digital type Voltage monitoring relay as per site requirement.

Dewatering/bailing out raw sewage and scraching the inner surface of the open RCC sewage collection tank of size 25.5 m³ including Coarse Bar Screen Chamber of size 1.6 m x 0.4 m x 0.6 m, and Oil and Grease Chamber of size 2.8 m x 0.75 m x1.7 m with the help of wire brush, steel patti and emery paper and removing any silt, sludge, raw material of sewage from the well with the help of any T & P as required and throwing it away 100 mtr from the STP and painted internaly and externally with cement base paint and also writing name of the tank and date of cleaning complete all as specified and directed.

Cleaning and removing sludge from walls /floor of one Nos Equilization tank of 100 KLD STP with the help of wire brushes ,steel patti and emery paper and depositing where directed by Engineer - in - Charge at a distance 100 mtr away from outer wall of STP and also including of Material and labour for painting to walls externally with super enamelled paint over a coat of red oxide primer and also writing name of the tank and date of cleaning complete all as specified and directed.

Cleaning,removing and bailing out stagnated sewage or sludge from walls/floor and any light particle with the help of wire brushes ,steel patti and emery paper from MBBR reactor steel tank for 100 KLD STP each and taking out damaged and unbroken MBBR media without any damage and refilling it in each MBBR with old unbroken media cleaning of inner and outer surface of MS pipe placed in MBBR and removing any sludge particle from it and also including of Material and labour for painting to walls externally with super enamelled paint over a coat of red oxide primer and also writing name of the tank and date of cleaning complete all as specified and directed. Note for item No 143 to 148 :-(a) The rate coated by the contractor is deemed to include writing letters/figures(Block,Roman,Italic or Indian) n. exc 20cm high. (Date of tank cleaned in formate of (DD/MM/YY) and Capacity of Tank in Ltrs) with the help of stencils. (b) The rate quoted by contractor is for cleaning of tank onece in six month one time cleaning only.

All as per item No 141 but tube settler tank.

All as per item No 141 but intermediate tank.

All as per item No 141 but Anoxic tank.

All as per item No 141 but Chlorine contact tank cum filter feed tank.

All as per item No 141 but underground sumps of 50,000 Ltrs capacity (Treated water tank) w and also including of Material and labour for painting of internaly and externally with cement base paint and also writing name of the tank and date of cleaning complete all as specified and directed by Engr-in-charge.

Cleaning of existing DMF by opening the lid and removing complete manually, remove water strainer and refix the same after necessary modification, cleaning and topping of media as required quantity of size 700 mm dia and also including of Material and labour for painting internaly and externally with super enamelled paint over a coat of red oxide primer and also writing name of the filer and date of cleaning complete all as directed.

Cleaning of existing Activated Carbon Filter by opening the lid and removing complete manually, remove water strainer and refix the same after necessary modification, cleaning and topping of media as required quantity of size 700 mm dia nd also including of Material and labour for painting internaly and externally with super enamelled paint over a coat of red oxide primer and also writing name of the filer and date of cleaning complete all as directed.

Removing silt sludge and other raw material from kaccha drain with the help of JCB/Tractor and removing the sludge and depoisiting the same 50 mtr away from the starting edge of drain complete all as required at site .Note - All cost of T&P and other safety measures should be taken by the contractorwith out any extra cost complete all as directed.

Taking out solid dry sewage waste from sludge drying beds of size 2.4 m x 2.4 m x1.2 mtr and removing to a distance not exc 50 mtr from outer edge of Sewage treatment plant for further disposal complete all as directed.

Supply and fixing in repair/ top up MBBR media all as directed.

Supply and fixing in repair/ top up Tube Deck media all as directed.

Supply and fixing in repair/ top up Graded gravels all as directed.

Supply and fixing in repair/ top up Graded Pebbels all as directed.

Supply and fixing in repair/ top up Crushed gravels all as directed.

Supply and fixing in repair/ top up Coarse sand all as directed.

Supply and fixing in repair/ top up Fine sand/ Anthracite all as directed.

Supply and fixing in repair/ top up Activated carbon all as directed.

Material and labourfor area cleaning under pumphouse premises as cutting/scraping of grass, unwanted trees, plant, levelling of earth surfaces, filling of digs etc complete all as directed. (Dimension of concerned area 60 m x 40m) .

Repair, maintenance, servicing to Chlorine dosing pump of any capacity by disconnecting both side inlet/outlet pipe line and electric connections including cleaning, greasing the internal parts, checking the seviceability of individual items, identification of the defective parts, replacing the Unserviceable spares, gaskets, gland etc. all as specified and directed. Note :- (1) Unserviceable parts replaced if any shall be measured & paid seperately under respective items. (2) Quated rate shall be included all minor parts which are required to make plant serviceable including following Spares(a to f). (a)PVC NRV set with valve (b)PVC adopter for suction and delivery without NRV (c)PVC strainer washer type heavy duty or Y type strainer for suction (d)Teflon gland square type 3mm (e)Chemical Oil seal with cap (f)Servicing will done everymonth.

Supply only PVC NRV set with glass ball for suction and delivery adopter.

Supply only PVC adopter for suction and delivery without NRV.

Supply only PVC strainer washer type heavy duty or Y type strainer for suction.

Supply only Chemical Oil seal with cap

Supply only S.S. agitating rod with fan, PP coating

Supply only Heavy duty PVC NRV for delivery line.

Supply only O-tolodine chlorine solution in packing of 100 ml bottles for testing of chlorine contents in water.

Supply only chlorine testing kit complete all as specified and directed.

Testing of Raw/Treated sewage water sample parameter of STP through a NABL approved lab all as specified and directed.

Supply and fixing in repair replacement pressure gauge as per existing type model and complete all as specified.

Supply and fixing in repair Filter of blower of size 25 Cum/ Hr as per existing size complete all as specified.

Supply only air compressor oil Alfa ZN-320 for air blower complete all as directed.

Supply and fixing in replacement of steel reinforced V Belts of suitable size G-18 for Air Blower 7.5 HP electric motor complete all as directed.

Dismantling structural steel work in cluding doors, gates but excluding framed truss etc

Material and labour Framed work of grade Fe 410 W (grade -E- 250) as in doors or gates of angle or other section with gusset plates, rails, braces, support frame for pumps, ladders inside the sumps etc., complete, drilled for fixing of steel sheeting or other covering. Doors, etc. to be prepared for hanging or sliding with and including either hooks and hinges or steel hanging door fittings (exclusive of steel sheeting or other covering, running rails and guides) and hanging also fastening and fixing complete all as specified.

Material and labour demolition of cement concrete in ground floors / pavings/Hard standing below/above ground level complete all as specified .

Material and labour PCC 1:2:4, type B-1, (using 20mm graded stone aggregate) as in road cutting/floor cutting etc complete all as specified .

Material and labour , Cleaning / removing dirts / oil from the surface of the motor and pumps / comperssure/pipe line of any size & of any capacity at STP and Painting with one coat of super synthetic enamel paint over a coat of red oxide primer all as specified and directed.

Supply only Alum (Aluminium Sulphate).

Supply only disinfectant chlorination chemical Calcium Hypochlorite ( Ca(CIO)2 ) dry, free flowing, low dusting, consistent white granules (or powder) and without hard lumps or impurities in 40-45 kgs container having > 65% chlorine content by mass , stablity of chlorine content does not lose more than 1/15th of available chlorine on heating at 100°C +/-2°C for two hours, water insoluble matter should having < 6% by mass , calcium Hydroxide ( Ca(OH)2) substance should not exceed 4% by mass, free from Heavy metal concentration (Arsenic, Lead, Cadmium, Mercury, etc.) and Sodium chloride ( NaCl) substance not exceeding 15% by mass, Toxic and undesirable substance sould be within the specified level confirming to IS 10500(2012) including loading & unloading at site complete all as directed.

Supply only Polyelectrolyte

Supply and fixing in repair Cast Iron butterfly valves of size 100 mm dia complete all as directed.

All as per item No 183 but of size 80 mm.

All as per item No 183 but of size 65 mm.

All as per item No 183 but of size 50 mm.

Supply and fixing in repair Stop valves, cast copper alloy, screwed down,high pressure,with crutch or butterfly handle,screwed both ends for ironpipe or for unions and fixedof size 25 mm dia complete all as directed.

All as per item No 186 but of size 32 mm.

All as per item No 186 but of size 40 mm.

Supply and fixing in repair Ball valves of size 25 mm dia complete all as directed.

All as per item No 189 but of size 50 mm.

Supply and fixing in repair Strainer for Suction of size 100 mm dia complete all as directed.

Supply and lay in repair M S Pipes heavy grade with all fittings laid in floors or fixed to walls and ceilings etc of sizes 80 mm complete including welding as per site requirement all as directed.

All as per item No 192 but of size 65 mm.

All as per item No 192 but of size 50 mm.

All as per item No 192 but of size 40 mm.

All as per item No 192 but of size 32 mm.

All as per item No 192 but of size 25 mm.

Material and labour for galvanised steel Earthing complete with galvanised steel earth plate electrode 60 cm X 60 cm X 6 mm thick buried directly in ground vertically to a depth not less than 2.25 mtr deep below normal ground level with top edge of plate not less than 1.5 mtr below ground level connecting to the galvanised GI wire 4 mm dia, by means nut bolt, nuts, check nuts and washer of the galvanised GI wire protected by provision of GI light grade pipe 15 mm incl provision of concrete pit in PCC (1:2:4) type B-1 using 20 mm graded stone aggregated with 40 mm thick cover with RCC (1:2:4) reinforced with XPM (weight not less than 4 Kg / Sqm) and frame of angle iron 25mm X 25 mm X 3mm with lugs 2 Nos and with 6 mm dia MS bar handle made to shape, GI light grade 20 mm bore pipe for watering perforated at bottom 1.75 mtr long placed on top edge of earth plate, common salt and charcoal filling, test point made out of phosphorus bronze with fixing arrangement, funnel, wire mesh and earth work in hard/dense soil, returning filling in and removal of surplus soil to a distance not exceeding than 50 mtr, all as per electric plate No 3 of SSR Part I 2009 and connection to earth test point all as specified incl testing on completion”. Note : (i) GI Strip wire 4 mm dia upto 7.5 mtr from earth plate and protection pipe 15 mm dia shall deemed to be included in the quoted rate. (ii) Earth result shall be jointly recorded value shall be less than 2 ohm.

Cutting existing steel tubing 50 mm bore for alterations or additions (Each cut measured)

All as per item No 199 but 25 mm bore

All as per item No 199 but 20 mm bore

Supply, Laying,of Pipes MS ERW Steel including specials,nominal dia of 300 mm as per IS 3589 (1981) thickness 6.0 mm

Supply, Laying,of Pipes MS ERW Steel including specials,nominal dia of 200 mm as per IS 3589 (1981) thickness 4.8 mm

Supply, Laying,of Pipes MS ERW Steel including specials,nominal dia of 150 mm as per IS 3589 (1981) thickness 4.8 mm

Supply, Laying, of Pipes MS ERW Steel including specials,nominal dia of 100 mm as per IS 3589 (1981) thickness 4.8 mm

Material and labourfor stone masonry for walling of random rubble, uncaused, well bonded, built in cement mortar 1:4 for construction of thrust block for the support of water supply pipe line.

Material and labourfor Drilling and tapping in CI/DI/GI water mains (in position) for branch connections of internal dia of 25mm bore including provision of Socket and ball brass valves high pressure with polythene float and flynut complete, screwed for iron pipe or brass ferrules and fixed complete all as directed

Cutting the existing broken / cracked CI/DI/Asbestos Cement Pipe line of size 300 mm dia, by dewatering the lekage water from site and removing the old CI/DI/Asbestos Cement pipe line and addition / altration to pipe by providing MS pipe, flange of required length by fabricting in position including Spigot and socket to desired sized all as directed for following size 300 / 200 / 150/100 mm pipe Note : (i) Cost for MS pipe, Collars and flanges as per required size and length will be measured and paid under relavent Items. (ii) Earth work shall be measured and paid sepeartly

All as per item No 208 but 200 mm bore

All as per item No 208 but 150 mm bore

All as per item No 208 but 100 mm bore

Material and labourfor specials fittings suitable for Mechanical collar 100 mm bore Cast iron / ductile iron /Asbestos cement pipe made out of MS Plate of 12 mm Thick complete with mechanical/detachable type arrangement as per site requirement with MS bolts and nuts of suitable size and MS sheet fabricated to required dia of pipe for prepration of collar/flange, on any pipe leak or cracks of pipe for arresting the leakage complete including rubber ring, packing rubber sheet complete.

All as per item No 212 but Mechanical collar 150 mm bore

All as per item No 212 but Mechanical collar 200 mm bore

All as per item No 212 but Mechanical collar 300 mm bore

Material and labourfor arrresting of leakge of pipe line of size upto 50 mm GI pipe line by using of short length of GI pipe including all fittings. Note:-(i) The rate included all GI fittings,Nut,bolts (ii) Earth work shall be measured and paid seperately (iii) GI Pipe will be mesured and paid seperately

Supply and lay Unplasticised PVC pipes 20 mm bore of pressure rating 10 kgf/cm2 fixed complete to walls, ceilings or in floors etc any type of pipe including taking down of old pipe

All as per item No 217 but 25 mm bore

Supply and fixing 32 mm bore 3-layer PP-R Poly propylene random copolymer) pipes SDR 7.4 & SDR 11 UV stablised and antimicrobial welded having thermal stability for hot & cold water supply including all PP-R plain & brass threaded polypropylene random fittings fixed complete to walls, ceilings or in floors etc.including taking down of old pipe.

All as per item No 219 but 50 mm bore

All as per item No 219 but 63 mm bore

Supply and lay High density polyethylene pipes (HDPE) of pressure rating 6 kgf/cm2 including all fittings laid in trenches of 100 mm bore including taking down of old pipe

RAMESH BABU CO