REPAIR MAINT OF PUMP SETS, CLEANING OF UG SUMPS, OHT AND EXTERNAL WATER SUPPLY NETWORK INCLUDING ALLIED ITEMS AT NCHC POWAI, 23A MADHA, BLDG - P/267 P/268 AND NCHC ULHASNAGAR UNDER GE(NW) BHANDUP

Amount

Taking up or down steel tubing and connections including cleaning for refixing or removal to store of 80mm bore

All as per above item No 1 but 100mm bore

All as per above item No 1 but 50mm bore

All as per above item No 1 but 40mm bore

All as per above item No 1 but 25mm bore

All as per above item No 1 but 20mm bore

Refixing old steel tubing and connections in new or old position in trenches/Wall/Ceilings of 50mm bore

All as per above item No.7 but 25mm bore

All as per above item No.7 but 20mm bore

M&L in repairs in trenches/wall/ ceiling and jointing 80 mm bore GI tubing of any grade including all fittings such as bends, elbows, tees, union, short pieces, connectors,check nuts, caps, plugs etc complete all as specified and directed.

All as per above item No 10 but 100mm bore

All as per above item No 10 but 50mm bore

All as per above item No 10 but 40mm bore

All as per above item No 10 but 25mm bore

Supply and fix in repair gun metal gate valve with iron wheel head of size 50 mm with external threaded both ends for connecting to pipe line including all as specified and directed.

All as per above item No 15 but 80mm bore

All as per above item No 15 but 40mm bore

All as per above item No 15 but 25mm bore

All as per above item No 15 but 20mm bore

S&F in repairs ball valve complete with epoxy coated aluminium rod and high density plastic ball screwed for iron pipe and fixing of size 20 mm dia complete.

All as per Item No. 20 above but of size 25 mm bore

Taking down old unserviceable cable and Supply and lay cable XLPE insulated, armoured heavy duty electric cable, galvanised steel strip or wire armoured, with aluminium conductor electric power cable(heavy duty) 1100 volts grade with stranded aluminium conductor of size 120 sqmm x 3.5 core

Excavation in trenches not exceeding 1.5M wide and not exceeding 1.5M in depth and getting out in soft/loose soil for laying of under ground cable all as directed.

Returning filling in including spreading levelling watering and well ramming lin layers not exceeding 25 cm after the pipes have been laid all as specified and directed.

Removing excavated material / soil to a distance n. exc 50 m above starting point complete all as specified and directed.

Material and labour for disconnecting & stopping of incoming and washout the outgoing pipes by making suitable arrangements to avoid chocking of pipe line, removing total water from the tank manually & depositing the same in low laying areas all as directed cleaning the under ground sump from in side by using high pressure cleaning method with rotary jet wilth approved detergent rubbing/ scrapping wall / floor /ceiling with wet vaccume cleaner sucking out all dirty water and disinfecting the tank chemical treatment (chemical approved by FOA/WHO) to make sump totally cleaned and bactria free including painting pit cover marking date of cleaning and next due date and pipes (raising delivery wash out and over flow with sulice valves) under ground sump 250000 gallons capacity(NCHC Powai)

Material and labour for disconnecting & stopping of incoming and washout the outgoing pipes by making suitable arrangements to avoid chocking of pipe line, removing total water from the tank manually & depositing the same in low laying areas all as directed cleaning the overhead tank from in side by using high pressure cleaning method with rotary jet wilth approved detergent rubbing/ scrapping wall / floor /ceiling with wet vaccume cleaner sucking out all dirty water and disinfecting the tank chemical treatment (chemical approved by FOA/WHO) to make sump totally cleaned and bactria free including painting pit cover marking date of cleaning and next due date and pipes (raising delivery wash out and over flow with sulice valves) overhead tank 100000 gallons capacity(NCHC Powai)

All as per above item No 27 but 150000 Gallons(NCHC Powai)

M&L for Carry out of water test report as per IS 10500, Clause 4.0 & 4.1.1 for the following parameters from Govt approved lab. (NCH colony). (i) Physical analysis : Turbidity(NTU) & pH. (ii) Chemical analysis : Totalhardness(CaCO3),Sulphate(SO2),Iron(Fe) & Magnesium(Mg). (iii) Bacteriological analysis : E coli or thermotolerant coliform bacteria. Note: Water test should be carried out by the contractor every month for all areas and that report to be submitted to this office last day of each month without fail. Incase of the contractor can not be submitted as per due date that report shall be consider as a free of cost.

M&L Overhauling centrifugal pump set of capacity 75 HP after removing from base plate disconnecting form pipe line and dismantling pump set, replacing US gland packing, gun metal bush, bearing of motor and pumps replacement of defective impeller and shaft and water seal applying greasing etc reassembling the pump set and refixing back on the base plate and conneting existing pipe line with nuts, bolts and new gasket including painting of motor and pump sets, suction and discharge pipe line with two coat of paint, connecting the existing cable etc. checking and starting and testing complete pump set for satisfactory pump set all as directed by EIC

All as per above item No 30 but 7.5 HP pump set

All as per above item No 30 but 5 HP pump set

Dismantling of existing pumps taken out broken impeller and supply and fix impeller of existing pump suitable of 75 HP centrifugal pump sets complete all as specified and directed

Dismantling of existing motor and pumps taken out unserviceable star bush and supply and fix star bush of existing pumps and motor of size 75 HP complete all as specified.

Supply of pumpset gland packing of size 12mm complete all as specified & directed by Engineer- In-Charge

Supply and fixing in repair of PVC HRFR insulated 1100 volts heavy duty copper wire single core 35 sqmm complete all as specified and directed

Disconnecting the power supply of electric motor any type including dismantling pump and taking to workshop with necessary transportation and opening the complete motor and rewinding the rotor with super enameled copper wire as per the existing gauge with necessary insulation, sticks and varnishing, including replacement of shaft bearing 02 Nos and motor terminals plate/cable ducts complete of capacity 75 HP including painting complete all as directed.

All as per above item No 37 but 7.5 HP pump set

S&F in repairs MS steel work of quality for ladders, stairs, hand rails, including cleats, valve chamber covers, pump set coupling covers, rackets, base plates for pump sets, etc complete all as specified and as directed

Supply and fix in repairs power contactor automatic type 3ph, 80 A ,415V, suitable for 75 HP capacity all as specified and as directed

Supply and fix in repairs power contactor automatic type 3ph, 70 A ,415V, suitable for 60 HP capacity all as specified and as directed

Supply and fix in repairs foot valve CI body flanged type of size 150 mm size heavy duty all as specified & directed by Engineer-in-Charge.

All as per above item No.42 but 100mm dia

All as per above item No.42 but 80mm dia

All as per above item No.42 but 50mm dia

All as per above item No.42 but 80mm dia

Taking out the unseviceable CI pipe lines including all fittings with spigot and socket ends and lead joints including burning out joints and recovering lead and cleaning the pipes internal/external for reuse of 80 mm bore Pipe

All as per above Item No. 47 but 100 mm bore.

All as per above Item No. 47 but 150 mm bore.

All as per above Item No. 47 but 200 mm bore.

All as per above Item No. 47 but 250 mm bore.

Refixing and laying only cast iron pipe with spigot end socketed any class in available length tested complete in trenches all as specified and directed for 80 mm bore pipe

All as per above Item No. 52 but 100 mm bore.

All as per above Item No. 52 but 150 mm bore.

All as per above Item No. 52 but 200 mm bore.

All as per above Item No. 52 but 250 mm bore.

Supply and laying in repair cast iron pipes with spigot and socketed ends centrifugally cast, class 'LA' in any length laid in trenches all as specified and directed for the following bore of pipe:- 80 mm bore

All as per above item no. 57 but 100 mm bore

All as per above item no. 57 but 150 mm bore

All as per above item no. 57 but 200 mm bore

All as per above item no. 57 but 250 mm bore

Bends 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 CI fittings upto 150 mm bore

Bends 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 CI fittings upto 200 to 300 bore

M&L of rubber gasket tyton joints to spigot and socket pipe of bore 80 mm dia complete all as specified and directed

All as per Item No. 64 but of size for 100 mm CI pipe

All as per Item No. 64 but of size for 150 mm CI pipe

M&L in repairs of run lead joint to CI spigot and socketed pipe of bore 80 mm dia complete all as specified and directed

All as per Item No. 67 but of size for 100 mm CI pipe

All as per Item No. 67 but of size for 150 mm CI pipe

All as per Item No. 67 but of size for 200 mm CI pipe

All as per Item No. 67 but of size for 250 mm CI pipe

Supply and fix in repair sluice valve of size 250 mm short body confirm to IS:14846,with cast iron body wedge stuffing box hand wheel,stainless steel spindle with nut body seal ring and wedge facing gasket of comprised fibre bolts glands packing of jute and flanged drilled type nominal pressure rating PN- 1.0 complete all as specified and directed.

All as per Item No. 72 but of size for 150 mm sluice valve

All as per Item No. 72 but of size for 100 mm sluice valve

All as per Item No. 72 but of size for 80 mm sluice valve

Material and labour for construction of valve chamber of size 1000 x 1000 x 1200 mm (internal diamensions built in brick masonary on 15 cm thick PCC foundaton (1 : 4 : 8) type D-2 using 40 mm graded stone aggregate over 100 mm thck hard cor with brick work masonary in cement mortar 1:4 using 'B' class bricks and rendering in cement mortar 1: 4, 10 mm thck internally including exposed surfaces of external surfaces, MS cover made out of 3 mm thick MS sheet on angle iron framework made out of 40 x 40 x 3 mm duly embedded in PCC 1:2:4 type B-1 using 20 mm graded stone aggregate with hold fast made out of MS flat iron 25 x 6 mm x 300 mm long and 40 mm thck PCC coping 40 mm thick 1:2:4 type B-0 using 12.5 mm graded stone aggregate with handle hinges with locking arrangement & applying two coats of synthetic enamel paint over a coat of red oxide primer to all exposed steel surfaces complete all as specified and directed by Engineer-in-Charge.

All as per above item No 76 but of size 900x900 x 1000mm

All as per above item No 76 but of size 600x600x 900mm

Supply only stable bleaching powder(calcium hypochlorite with chlorine content not less than 30%) as per IS : 15738:2007 and 1065:1989 .

Supply only Alum crystal complete all as specified and directed

M&L for replacement of un serviceable timer of starter, range 9 to 30 sec adjustable type voltage 415 V all as specified and directed by Engr-in- Charge.

M&L for repalcement of un serviceable single phase preventer , 415 V 50Hz including electric connection all as specified and directed by Engineer-in-Charge.

S&F in repair MPCB (motor protection circuit breaker), 3 Phase, 415 Volts, 50 Hz, contractor type - MO 50 suitable of 75 HP pumps complete all as specifed and directed Make- L&T/Schneider/Siemens

Supply and fix in repairs of MCCB 250 Amps 4 Pole, with breaking capacity 35 KA complete all as specified and directed.

Supply and fix in repairs MCCB 200 Amps 4 Pole, with breaking capacity 35 KA complete all as specified and directed.

Supply and fix in repairs of MCCB 100 Amps 4 Pole, with breaking capacity 25 KA complete all as specified and directed.

Supply and fix in repairs of MCCB 63 Amps 4 Pole, with breaking capacity 16 KA complete all as specified and directed.

Supply and fix in repairs of MCCB 400 Amps 4 Pole, with breaking capacity 50 KA complete all as specified and directed.

M&L in repairs Earthing complete with galvanised steel earth plate electrode 600 X 600 X 6 mm thick, buried directly in ground, earth pit not less than 2.25 mtrs below the normal ground level with top edge of the plate not less than 1.5 mtrs below normal ground level connected to & including galvanised iron strip 25 x 4 mm by means of bolts, nuts, check nuts and washers of galvanised iron all as shown in electrical plate No. 5 of SSR part I of 1991, testing on completion with and including necessary earth work in any strata, watering arrangements with 20 mm dia light grade GI pipe, GI funnel with wire mesh, PCC chamber with 1:3:6 type C-2 with PCC cover, suitable size of medium grade GI earth lead protection pipe up to test point all as specified and directed.

Supply and fix in repair spindle, stainless steel for the valve 250 mm

All as per above item No 90 but of size 150 mm

All as per above item No 90 but of size 100 mm

Supply and fix in repair GI union of size 50mm

All as per above item No 93 but 40mm bore

All as per above item No 93 but 25mm bore

All as per above item No 93 but 20mm bore

Supply and fix in repair GI elbow of size 50mm

All as per above item No 97 but 40mm bore

All as per above item No 97 but 25mm bore

All as per above item No 97 but 20mm bore

Supply and fix in repair GI socket of size 50 mm

All as per above item No 101 but 40mm bore

All as per above item No 101 but 25mm bore

All as per above item No 101 but 20mm bore

Supply and fix in repair GI barrel nipple of size 50mm

All as per above item No 105 but 40mm bore

All as per above item No 105 but 25mm bore

Supply and fix in repair GI Tee of size 50mm

All as per above item No 108 but 40mm bore

All as per above item No 108 but 25mm bore

All as per above item No 108 but 20mm bore

S&F in Repairs CI Non Return valve 80 mm dia with ISI Marked confirming to IS : 5321 including double flanges by providing necessary pair of M.S flanges with nuts, bolts, including all joints with rubber or fibre board, bolts and nuts, washers etc complete all as specified and directed.

Surface dressing not exceeding 15 cms deep in soft / loose soil including removal of brick/stone pieces, herbs, shrubs and vegetation complete all as specified

Cleaning of underground sump by disconnecting/stopping of incoming & outgoing pipes by making suitable arrangements to avoid chocking of pipe line, draining/pumping out water/ removing sludge from bottom, removing algae and growths from wall/floors/roof by high pressure cleaning method with rotary jets with approved detergent fubbing with vaccum cleaner sucking out all dirty water disinfecting the sump with chemical treatment (Chemical approved by FOA/WHO to make the sump totally clean bacteria free including painting MS steps manhole covers and suction pipe with synthetic enamel paint, of 10,000 gallons capacity and disposal out side MD land complete. Note : Tank cleaning once in a six months and quoted rate is deemed fit for one time cleaning only).

Dismantling & rewinding of electric motor 10HP 3 phase, 415V, 50Hz with super enamelled copper wire of suitable gauge including varnishing, re-installation at site connecting and commissioning all as specified & directed.

Dismantling & rewinding of electric motor 5 HP 3 phase, 415V, 50Hz with super enamelled copper wire of suitable gauge including varnishing, re-installation at site connecting and commissioning all as specified & directed.

Overhauling of Monoblock pump set 10 HP after dismantling/cleaning of replacement of beaarings, impeller, gasket, gland bush, reassembling and testing etc complete all as specified and directed.

Disconnecting the electric connection and taking out the submersible pump set 5HP from bore well including GI column pipe complete and lowering down after flushing reconditioning of bore well with column pipe, fixing with provision of necessary new MS clamps and connecting up complete all as specified and as directed.

Dismantling of submersible pump of 5 HP capacity from pump house, transporting to contractors workshop, dismantling and carrying out necessary repairs/replacement of pumps/Testing as per the following (a) Replacement of coupling complete (b) Overhauling of submersible pump and carrying out the following repairs. (c) Lathe work including balancing of pump shaft and cutting of key slots (d) Re-threading of worn-out studs holes and providing over size studs with nuts (e) Replacement of defective impellers (f) Replacement of bowel bushes (g) Replacement of neck ring (h) Replacement of steel distance pieces (j) Replacement of bowel (k) Replacement of head extension

S&F PVC insulated submersible cable water proof flate type 3 core with standed copper conductor cable, 4 Sqmm, 1100 volts grade including cable lugs/joints, connection to submerssible motor and other end to aluminium armoured cable including jointing complete as directed

Supply of potable drinking water in hygienically tested water bowser to water supply installations as and when on requirement basis for supply to 23A MHADA building at Powai complete all as specified and directed

S&F in repairs Direct on line starter suitable for 5 HP capacity, 415V, 50Hz, all as specified and directed

S&F in repairs fully automatic star Delta starter suitable for 10 HP capacity, 415V, 50Hz, all as specified and directed

S&F in repairs fully automatic star Delta starter suitable for 5 HP capacity, 415V, 50Hz, all as specified and directed

Cleaning of underground sump by disconnecting/stopping of incoming & outgoing pipes by making suitable arrangements to avoid chocking of pipe line, draining/pumping out water/ removing sludge from bottom, removing algae and growths from wall/floors/roof by high pressure cleaning method with rotary jets with approved detergent fubbing with vaccum cleaner sucking out all dirty water disinfecting the sump with chemical treatment (Chemical approved by FOA/WHO to make the sump totally clean bacteria free including painting MS steps manhole covers and suction pipe with synthetic enamel paint, of 1,00,000 Ltrs capacity and disposal out side MD land complete. Note : Tank cleaning once in a six months and quoted rate is deemed fit for one time cleaning only).

Cleaning of underground sump by disconnecting/stopping of incoming & outgoing pipes by making suitable arrangements to avoid chocking of pipe line, draining/pumping out water/ removing sludge from bottom, removing algae and growths from wall/floors/roof by high pressure cleaning method with rotary jets with approved detergent fubbing with vaccum cleaner sucking out all dirty water disinfecting the sump with chemical treatment (Chemical approved by FOA/WHO to make the sump totally clean bacteria free including painting MS steps manhole covers and suction pipe with synthetic enamel paint, of 75,000 Ltrs capacity and disposal out side MD land complete. Note : Tank cleaning once in a six months and quoted rate is deemed fit for one time cleaning only).

Dismantling & rewinding of electric motor 20 HP 3 phase, 415V, 50Hz with super enamelled copper wire of suitable gauge including varnishing, re-installation at site connecting and commissioning all as specified & directed.

Disconnecting existing Pump and Overhauling of Monoblock pump set 20 HP after dismantling/cleaning of replacement of bearings, impeller, gasket, gland bush, reassembling and testing etc complete all as specified and directed.

S& F CI Strainer for suction, 100 mm dia with ISI marked with necessary fixtures fittings etc complete all as specified and directed.

S&F in repair over load relay type - MN-5 range 30-50 Amps all as specified and directed

S&F Fully automatic soft starter suitable for 20 HP pump sets including over current, bypass overload, motor over load, phase imbalance, phase sequence,motor thermister, supply faults, LED indication for ready/tripped, running/starting, fault code, excess start time, current range 18 Amp to 200 Amp, AC 53B etc complete all as specified and directed

M & L for LV Mats of thickness 2mm electrical insulating matting conforming to IS 15652 2006 with CPRI approved pasteable type permanently fixed,for smooth trolley movement 3.3 KV.

S&F in repair power factor capacitor of 25 KVAR heavy duty 415 V, 50 Hz complete all as specified

S & F in repairs of power contactor 4 pole suitable for 25 KVAR capacitor (automatic type)

S &F Diaode fuse 32/63 Amp ring type completed all specified & directed

Deduct Credit for Demolished/ Dismantled material Rs. (-) 144775.00 (Minus) as listed in Schedule of Credit Note: Tenderers will not quote against this item being a tentative amount to be considered to arrive at the 'Contract Sum'

Shree Ayyappa Engineering