REPAIR/REPLACEMENT OF INTERNAL WATER SUPPLY AND ALLIED WORKS FOR BLDG NO R 01 TO R19 AND BLDG NO R20 TO R39 AT RS AREA UNDER GE (NW) NAVY NAGAR, COLABA, MUMBAI

Amount

Supply and fixing in repair/ replacement of internal steel water tubing, galvanised, Medium grade with all fittings such as nipple, union, socket, elbow, bends, fixed to wall including work to be done up to 15 th floor in high rise buildings in short piece/length, including breaking the existing brick wall for replacement of corroded GI pipe in/on wall and in trench including concealed pipe and making good the disturbed surfaces to match previous structure with complete all as specified and directed by Engineer-in-charge of following sizes :-

15mm bore

20 mm bore

25 mm bore

40 mm bore

50mm bore

80mm bore

Supply & fix in repair of PVC (LLDPE) rectangular loft tank of net capacity 275 Ltrs with gross capacity of tank at least 5% in excess of minimum net capacity including 03 Nos adopter with washer for inlet/outlet overflow pipe as per manufactureres instruction and overall dimension as 995-1200mm length, 620-820mm with 285-485mm height, 300mm internal dia of hand hole, minimum wall thickness 2.75mm (weight of tank 11 Kgs) with lid cover complete all as specified and directed by Engineer-in- Charge.

Supply and fix in repair/replacement PVC profile suitable for 275 ltrs loft tank including fixing of aluminium channel around the profile complete all as specified and directed.

Supply and fix in repair/replacement bronze pressure reducing valve suitable for 25 mm bore GI pipe with diaphram cover, spring clamps, cast iron body scatting and adjustable screws and stop valve of chromium plated carbon steel strainer, screw of stain less steel for domestic water supply, suitable for inlet pressure as per IS-7939, including GI pipe connection as required, the work to be carried out from G+14 floor on plain wall with necessary bamboo scaffolding complete all as specified and directed by Engineer-in-Charge.

Supply, fixing and laying in repair/ replacement of CPVC pipes 15 mm nominal bore SDR 11 & Plain CPVC SDR 11 fittings such as nipple, union, socket, elbow, bends, tee, adopter e.t.c fixed to wall/floors/ceiling including work to be done up to 15 th floor in high rise buildings and low rise buildings in short piece/length all as specified and directed by Engineer-in-charge.

Supply, fixing and laying in repair/ replacement of CPVC pipes 20 mm nominal bore SDR 11 & Plain CPVC SDR 11 fittings such as nipple, union, socket, elbow, bends, tee, adopter e.t.c fixed to wall/floors/ceiling including work to be done up to 15 th floor in high rise buildings and low rise buildings in short piece/length all as specified and directed by Engineer-in-charge.

Supply and fix in repair concealed CP cast copper alloy stop valves, cast copper alloy, screwed down, high pressure, with crutch or butterfly handle, screwed both ends suitable for GI tubing 15 mm dia bore or 20 mm outer dia CPVC pipe including necessary fittings, clamp & saddles all as specified .

Supply and fix in repairs angle cock for GI tubing 15 mm dia or 20 mm outer dia CPVC pipe including necessary fittings,clamp & saddles etc all as specified.

Supply and fix in repair CP cast copper alloy stop cock, screwed down with crutch or butterfly handle suitable for GI tubing 15 mm dia bore or 20 mm outer dia CPVC pipe including necessary fittings, clamp & saddles all as specified .

Supply and fix in repairs CP cast copper alloy bib tab, with crutch or butterfly handle screwed both ends for GI tubing 15 mm dia bore or 20 mm outer dia CPVC pipe including necessary fittings, clamp & saddles all as specified .

Dismantling of existing connection and taking out pressure reducing valve of size 25 mm bore cleaning servicing and refixing at existing location in high rise buildings (G+14) including provision of fittings, I.e. union, elbow, bend, nipple, etc. complete to make the line functional all as specified. Note:- (a) All safety measures shall be taken by the worker/plumber while carrying out the work. (b) Rate of scaffolding shall be included in the quoted rate.

Supply and fix in repair brass float valve (ISI marked) high pressure with polythelene float (flat) and fly nut complete screwed for GI pipe 15mm bore including necessary GI fittings such as elbow, reducer, nipple etc.

All as per item No 11.00 above but for GI pipe 20 mm bore

All as per item No 11.00 above but for GI pipe 25 mm bore

All as per item No 11.00 above but for GI pipe 40 mm bore

Supply and fix in repair/replacement of gun-metal, gate valve (ISI marked) in existing line in position with iron wheel head class I, made out of brass, screwed both ends for GI pipe with union, ISI marked complete all as directed of the following :-

25 mm bore

40 mm bore

50 mm bore

80 mm bore

Material & labour for Cleaning of loft tanks of capacity 275 ltrs in existing position by mechanised pressure, cleaning using PVC tank cleaning solution and draining out the water by wet vaccum pump, rinsing with clean drinking water and providing sticker showing the date of cleaning complete all as specified. Note : Any damage to pipe and PVC tank during cleaning shall be made good by the contractor at his own cost.

Supply & fixing in repairs shower rose Brass CP 125mm dia swivel type suitable for 15mm bore GI tubing complete all as specified and directed

Supply & fixing in repairs Shower arm 15 mm size, 195mm long with bend of 45 degree with flange of PTMT (min weight 40 gms) any colour complete all as specified and directed

Taking out existing unserviceabe FRP and supply & fix in repair for lid cover for PVC water storage tank complete with accessories for closing and locking arrnagement suitable for 5000 Ltrs as approved BMC.

Taking out existing unserviceabe FRP and supply & fix in repair for lid cover for PVC water storage tank complete with accessories for closing and locking arrnagement suitable for 3000 Ltrs as approved BMC.

Taking out existing unserviceabe FRP and supply & fix in repair for lid cover for PVC water storage tank complete with accessories for closing and locking arrnagement suitable for 1000/2000 Ltrs as approved BMC.

Taking down GI tubing fixed to wall at location cleaning and refixing the same with clamping by suitable size of MS clamp, nut, bolt, washers on wall/floor/shaft of bldg including provision of necessary fitting in high rise building (G+14 stories) for the following:- (a) All safety measures shall be taken by the worker/plumber while carrying out the work. (b) Rate of scaffolding shall be included in the quoted rate.

15 mm bore

20 mm bore

25 mm bore

40/50 mm bore

Material & labour for Checking of over head tanks of any capacity, making arrangement of mosquito proofing of the tank from overflow side with new GI tank nipples, socket, barrel nipple, elbow, MS wire net, locking the existing tank cover to avoid entry of lizards, mosquitos inside the tank, tightening of all inlet and out let connections to make the tank no leaking of water complete all as specified Note: Rates are deemed to include cost of wiremess, birebed wire, nut, bolt, washer for titghtening of lid cover and anti-mosquto net proofing.

Supply & fixing Fire extinguisher water CO2/stored pressure type 9 ltr capacity (IS:15683) complete.

Supply & fixing Fire extinguisher Dry chemical powder type (ABC), 6 Kg (IS: 15683) capacity complete.

Supply & fixing Fire extinguisher CO2 4.5 Kg capacity (IS-15683) complete.

Disconnecting carefully water and electric connection from storage type geyser of 25 ltrs capacity of any make and dismantling for repair/maintenance by taking out siphon /geyser assembly, thermostat, heating elements, indication lamps and all necessary accessories and cleaning, de-scaling the inner tank by de-scaling chemical compound including soldering, brazing the inner tank if required, re-assembling the geysers after cleaning & servicing including replacement of flexible 3 core cable of size 2.5 sqmm with copper conductor up to 1.5 mtr long and refixing in existing position complete all as specified and directed. Note :- (i) Heating element, thermostat, indication lamp, safety valve & Siphon/geyser assembly shall be measured and paid under relevant items. (ii) The rate quoted is deemed to include the cost of soldering /brazing/control wiring of geyser , air release valve and glass wool supirior quality if required.

Supply and fixing in repair heating element of capacity of 1500 Watts (triangle type/circular type) for 25 Ltr geysers.

Supply and fixing in repairs of Thermostat suitable for 25/50 ltrs capacity water storage geyser with automatic thermal cut out fixed in repair and including testing, complete all as specified.

Supply and fixing in repairs of copper Geyser / siphon Assembly with rubber paking for 25/50 ltrs capacity water geyser with automatic thermal cutout fixed in repair and including testing, complete all as specified.

Supply and fixing in repairs of Safety valve for geyser chromium plated brass 15 mm dia all as specified and directed.

Supply and fixing in repairs of indication lamps suitable for 25/50 ltrs water storage geyser all as specified and directed.

Taking down of inner water storage tank and supply and fixing in repairs of inner copper water storage tank of capacity 25 ltrs of brass all as specified.

Taking down usnerviceable PVC conncetions for cold and hot water of geyser and supply and fix new PVC flexible connection pipe heavy duty 15 mm size with PTMT nuts on both ends of length 450 mm with two washers, suitable for cold water connection to geyser all as specified and directed.

Attending, repair of internal and external water supply complaints in old/New Navy Nagar area, repair / removal of airlock, tightening of leaking pipes/valves inside or outside the bldgs, repair to concealed/open pipe line, Complaints of Raw water pipe line and fittings and other work pertains to internal water supply all as directed. Note:- (a) Complaints should be taken from complaint cell or also through telephone by JE E/M and AGE W/S by your representative every day including sunday and holiday. (b) Complaints should be attended immediately (within 4 Hours) and shall report the JE E/M / Engineer-in-charge after completion. (c) In case the nature of job is such that the work cannot be completed within a period of 6 hours then the same shall be brought to the notice of the GE/Engr-in-charge and the period for the completion of the complaints shall be decided by the GE/Engr-in-charge. (d) Contractor representative /Engineer will report to JE E/M in charge or AGE E/M at forenoon and afternoon daily to collect routine urgent works till completion of the CA . (e) The transportation /T&P required for the work shall be arranged by the contractor and no extra cost will be paid for the same. (f) Contractor should provide regular team attending complaints. (g) The labour for the New items with 'Supply and fix' type, will not be paid under this item. (h) The work to be carried out from G+14 floor on plain wall with necessary bamboo scaffolding complete all as specified and directed by Engineer-in-Charge.

Supply and fix in repairs of CP mixer 3-in-1 system with provision for both hand shower and overhead shower complete with 115 mm long bend pipe, connecting legs & wall flanges type for mixing hot & cold water screwed down for iron pipe and fixed all as specified and directed by Engineer-in-Charge.

Supply and fix in repairs PVC bib tap with crutch or Duro or butterfly handle screwed both ends suitable for GI tubing/CPVC pipe 15 mm dia bore or 20 mm outer dia CPVC pipe including necessary fittings, clamp & saddles (Minimum weight 15mm-90gms/20mm 125gms) complete all as specified and directed by Engr-in-Charge.

Supply & fixing Compound girders and stanchions, lattice girders, aerial masts, staging for water tanks and the like including caps, bases, splices etc. built up from two or more beam or channel sections or angles with plates, including all lattice bars, stiffeners, gusset plates, of size Fe 410-W(GdeE- 250) quality A or all as specified and directed by Engineer-in-Charge. (ii) Cost of making necessary holes in wall making good the disturb surfaces using cement and sand mortar for fixing iron section is deemed to be including in the rate quoted.

Supply & fixing in repair 3-layer PP-R Polypropylene random copolymer) pipes green and blue colour SDR 7.4 & SDR 11 (PN16) 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 or shaft of building up to G+15 all specfied and directed by Enginner-in-charge of following sizes:- etc.

Supply & fixing in repair 3-layer PP-R Polypropylene random copolymer) gate valve with iron wheel head screwed both ends for iron pipe including fittings i.e. union, socket etc complete all as specified of following sizes :- Note: Work will be executed in building upto G+14 flors

Excavation in trenches not exceeding 1.5 mtr wide not exceeding 1.5 mtr in depth and getting out in soft/loose soil all as specified.

Returning filling in, including spreading, levelling, watering and well ramming in layers not exceeding 25 cms in any type of soil all as specified.

Removing excavated material exc 250 M but n.exc 500 M and depositing where directed all as specified.

Cleaning of PVC and RCC water storage tank in high rising buildings(G+14) by mechanical high pressure spray and remove all foreign matter completly and soaking out the water/dirt with a high pressure wet vaccum pump and removing spoils out side of MD land and complete all as specified and as directed by Engineer-in-charge. Note: Rate include the painting of two coats of enamal paint with visible colour about date of cleaning and due date for cleaning complete all as specified.

OH Tank of capacity 5000 Litres

OH Tank of capacity 3000 Litres

OH Tank of capacity 2000 Litres

OH Tanks of capacity 1000 Litres

Supply and fixing in repairs, Installation, Testing & Commissioning of Motor Actuated Ball Valve (with wheel for manual operation) consisiting of suitable single phase Actuator and ball valve of size 40/50 mm dia with appropriate bracket/mounting arrangement including two nos. limit switches for open and closed condition and splash proof enclosure complete all as specified and directed. SpecificationSupply and fixing eatures Input Voltage: 230 V, A.C. Designed line pressure: 10 kg/sq cm. Material of Ball: Stainless Steel Limit Switches : 02 Nos.For open and close status Mounting :Direct on valve Make: EMTORK / HASEL HOFENER /SIEMENS/ HONEY WELL/RITETORK

Supply and fixing in repairs, Installation, Testing & Commissioning of Motor Actuated Ball Valve (with wheel for manual operation) consisiting of suitable single phase Actuator and ball valve of size 80 mm dia with appropriate bracket/mounting arrangement including two nos. limit switches for open and closed condition and splash proof enclosure complete all as specified and directed. SpecificationSupply and fixing eatures Input Voltage: 230 V, A.C. Designed line pressure: 10 kg/sq cm. Material of Ball: Stainless Steel Limit Switches : 02 Nos.For open and close status Mounting :Direct on valve Make: EMTORK / HASEL HOFENER /SIEMENS/ HONEY WELL/RITETORK

Supply and fixing in repairs, Installation, Testing and Commissioning of Float type Point Level Sensor with the following specifications; Type: Magnetic Magnet: Ring type Switch: Reed Switch (Epoxy sealed) Connecting Cable: Teflon

Supply and fixing in repairs, Installation, Testing and Commissioning of OFC Cable to be pulled over head and duly fastened/attached to a PVC coated messenger wire / stay wire of gauge either with the required clamps of suitable size not more than 3 feet apart or with a web between the OFC and messenger wire along with endplates at both ends of the suspended cable complete all as specified and directed. (a) 6F Single mode OFC suitable for outdoor networking applications (i) 6 Fibers type single mode, wavelength 1310, Attenuation 0.38/km (ii) Outer jacket of HDPE sheath (iii) Jelly Filled Core (iv) Wrapped with Corrugated Steel Tape (v) Armoured with a pair of Steel Wire for rigidity (vi) Anti Termite and rodent repellent (vii) Water Proof and moisture resistant

Supply and fixing in repairs, Installation of PVC Coated Suitable Dia GI messenger wire / stay wire of gauge either with the required clamps of suitable size not more than 3 feet apart or with a web between the OFC and messenger wire along with endplates at both ends of the suspended cable complete all as specified and as directed.

Supply & Fixing in repairs of 4C x 1.5 sq mm PVC sheathed and PVC insulated, armoured, FRLS, copper cable on wall/ laying in trench complete all as specified and as directed

Supply & Fixing in repairs of 6C x 1.5 sq mm PVC sheathed and PVC insulated, armoured, FRLS, copper cable. on wall/ laying in trench complete all as specified and as directed.

Supply and fixing in repairs, Installation Testing & Commissioning of direct acting type release solenoid valve for air release during priming; with follwing specifications : Size: 10 mm, Pressure rating: 10 kg / sq. cm. Type: Normally closed

Supply and fixing in repairs, motor actuated ball valve suitable for 25 mm GI pipe for priming of pump including all necessary GI fittings, testing and commissioning with following specifications: Size: 25 mm Pressure rating: 10 kg / sq. cm.

Supply, Installation in repair, Testing & Commissioning of pressure Transmitter with following specification including necessary power pack for supply of DC : Power supply: 10-36 V DC Process connection: G ½ “ Enclosure: whether proof IP 65 Process temperature: -30 to 120 celcius Accuracy: 0.25 %

Supply & fixing in repair Rotational moulded multi layer (minimum three layer) polyethylene water storage tank of 5000Ltrs Capacity confirming to IS12701(1996) hoisting and fixing in position at any location removing existing distmantling RCC/PCC OHT and including making new foundation as well as disconnecting all incoming & out going connection, provision of new tank fittings & connecting it at existing position up to 50 mm GI Pipe connection with nipple, union etc complete all as specified and directed.

Supply & fixing in repair Rotational moulded multi layer (minimum three layer) polyethylene water storage tank of 3000Ltrs Capacity confirming to IS12701(1996) hoisting and fixing in position at any location removing existing distmantling RCC/PCC OHT and including making new foundation as well as disconnecting all incoming & out going connection, provision of new tank fittings & connecting it at existing position up to 50 mm GI Pipe connection with nipple, union etc complete all as specified and directed.

Supply & fixing in repair Rotational moulded multi layer ( minimum three layer) polyethylene water storage tank of 2000Ltrs Capacity confirming to IS12701(1996) hoisting and fixing in position at any location removing existing distmantling RCC/PCC OHT and including making new foundation as well as disconnecting all incoming & out going connection, provision of new tank fittings & connecting it at existing position up to 50 mm GI Pipe connection with nipple, union etc complete all as specified and directed.

Material and labour for repairs necessary fittings, clamp & saddles, washers, tools and other pitty repairs for various CP cast copper alloy bib tab/stop valve/angle cock/shower/CP mixer 3-in-1 system complete all as specified and directed by Engr-in-Charge.

Unity Enterprises (BID ID -3125104)

Advait Enterprises (BID ID -3125402)

P LAXMI AND CO. (BID ID -3125638)

Shetty Construction Co (BID ID -3124945)

SHREE JAGDISH FURNITURE CO. (BID ID -3124763)

Bob Enterprises (BID ID -3125191)