REPAIR/MAINTENANCE OF EXTERNAL WATER SUPPLY SYSTEM OF DRONACHAL AREA AT BHOPAL

Amount

Excavation in trenches not exc 1.5 metre wide & not exc 1.5 mtr in depth: for foundationetc or for manholes, laying of pipe in any type of soil and getting out complete all as specified.

Returning filling in, including spreading, leveling watering & well rammng in layers not exc 25cm thick complete all as specified and directed.

Removing excavated material to a distance not exc 50 mtr & depositing where directed at a level not exc 1.5 mtr above the starting point complete all as specified & diected.

Taking up or down (from wall/trenches/floor) existing steel tubing and connections, including cleaning for refixing or removal to store of following sizes:-

80 mm bore GI pipe

50 mm bore GI pipe

40 mm bore GI Pipe

25 mm bore GI pipe

20 mm bore GI pipe

15 mm bore GI pipe

Refixing of old steel tubing and connections in new or old position including cleaning internally and externally, any grade/make in trenches/wall/floor/ceiling including all type of new fittings i.e. sockets, Tee union elbow etc all as specified and directed of follwing size:-

80 mm bore GI pipe

50 mm bore GI pipe

40 mm bore GI Pipe

25 mm bore GI pipe

20 mm bore GI pipe

15 mm bore GI pipe

Supply , fixing & laying GI tubing medium grade with one socket both end threaded in any length including cutting threading connection in new or old position and all type of GI new fittings for laid in trenches/walls/floors all as specified and directed of following size:-

80 mm bore GI pipe medium grade

50 mm bore GI pipe medium grade

40 mm bore GI Pipe medium grade

25 mm bore GI pipe medium grade

20 mm bore GI pipe medium grade

15 mm bore GI pipe medium grade

M&L for Drilling and taping cast iron water mains (in position) for branch connection of the following internal dia complete all as specified and directed.

80mm internal dia

50mm internal dia

40mm internal dia

Taking out existing CI pipe line, of any class including CI fitting with spigot and socket ends and lead joint including burning out lead joints recover in lead of any class/type in safe condition for the following sizes :-

80mm bore

100 mm bore

150 mm bore

200 mm bore

250 mm bore

Laying only in trenches old serviceable cast iron pipe as obtained from ser item No- 8 here in before after necessary cleaning by using iron scraper /brush and removing all scale complete all as directed for following bore of pipe :- (Note :- Earth work, lead joints and fittings shall be measured and paid separately under relevant items of these schedule)

80 mm bore

100 mm bore

150 mm bore

200 mm bore

250 mm bore

M&L for cast iron pipes with spigot and socket ends centrifugally cast. Class LA, in any length, laid in treanches following size:-

80 mm bore

100 mm bore

150 mm bore

200 mm bore

M&L for cast iron pipes 250mm bore with spigot and socket ends centrifugally cast. Class B, in any length, laid in treanches complete all as specified and directed.

Cutting of cast iron pipes and reducing in required length before laying in position for insertion of new valves,tees,branches etc. For following size. Note CI Fittings measured shall be measured and paid seperately for the relevant items.

80 mm bore

100 mm bore

150 mm bore

200 mm bore

250 mm bore

M&L for Burning out lead joint in position etc of following sizes (including removing of old lead) all as directed by EIC of following size.

80mm bore CI Pipe

100 mm bore CI Pipe

150 mm bore CI Pipe

200mm bore CI Pipe

250 mm bore CI Pipe

M&L for run lead joint for spigot and socketed end CI pipe & fittings including necessary excavation, returning refilling complete all as specified and directed by Engr in charge for following :-

80 mm bore

100 mm bore

150mm bore

200mm bore

250 mm bore

Taking out sluice valve stem by removing sluice valve hood cover for repairing of sluice valve existing spindle (stem) by filling new material and cutting new thread including match with existing or new gutkha, replacement of gun metal gutkha (stem nut), replacement and fixing of new gland dori replacement of nuts bolts of hood cover complete all as specified and directed by Engr-in-Charge at site for the following size:-

80 mm bore sluice valve

100 mm bore sluice valve

150mm bore sluice valve

200mm bore sluice valve

250 mm bore sluice valve

M&L for CI fittings i.e bend (any type, radius and angle) tapers any type, (straight bend including decreasing or double socket etc) Tee pieces single branch,'Y' junction, (any type ie all sockets or socket and spigot/flanged type) collars, caps and plugs of following size.

upto 150 mm bore

upto 200 to 300 mm bore

M&L for cocking of run lead joint for spigot and socketed pipes and fittings including providing new lead and tightening material and reqired necessary earth work complete all as specified and directed of following sizes :-

80mm bore

100 mm bore

150 mm bore

200 mm bore

250mm bore

Supply and replace existing unserviceable sluice valve with new cast iron flanged sluice valve of class PN1.6 ISI marked (IS-14846) with stainless steel spindle and hand wheel including fixing in existing/new position by providing new nut bolts, fibre board gasket etc complete all as specified and directed by EIC Make : Kirloskar/SANT/SIR with test certificate from manufacturer

80mm dia sluice valve

100 mm bore sluice valve

150 mm bore sluice valve

200mm bore sluice valve

250 mm bore sluice valve

Supply and replace existing unserviceable air valve with new cast iron double ball air release valve conforming to IS 14845 marked all as specified and directed of following size:-

80 mm bore

100 mm bore

150 mm bore

200 mm bore

Supply and replace existing gate valve with new Gun metal globe or gate valves, with iron wheel head, screwed both ends for iron pipe and fixedin for following size:-

50 mm bore

40 mm bore

25 mm bore

20 mm bore

S&F ductile iron heavy duty mechanical joint, coller (Ktype) including followers glands tyton ring etc complete set confirming to IS 9523-2000 including burning out lead joints recover in lead and relaying after insertion of mechanical joint in safe condition for the following sizes :-

250 mm bore

200 mm bore

150 mm bore

100 mm bore

Labour only for minor reparing/rectified and attending the complaint of pipe line leakage/float valve reparing of size 15 mm to 32 mm by highly skilled trades man and making functional including all necessary GI fittings (socket, union, elbow etc) complete all as specified and directed at site. Note : - Excavation will be measured and paid separately under respective item.

15 mm to 25 mm

40 mm to 80 mm

Construction of new valve pit brick mesonary including dismantling of existing unserviceable valve pit complete with mild steel sheet cover 3 mm thick and angle iron frame of size 40 x 40 x 6 mm duly painted with two coats of synthetic enamel paint over a coat of red oxide primer and including loacking arrangement with lock and lifting handle all as specified and as directed including brick work in CM 1:4 renering in CM 1:4 complete as required at site.

1050 mm x 1050 mm x 1050 mm (Internal dimention)

900 mm x 900 mm x 900 mm (Internal dimention)

600 mm x 600 mm x 600 mm (Internal dimention)

M&L for replacment of brass spindle with check nut of existing type & size, including opening, grinding , threading , machning of gun metal gate, replacement of nut, bolt and washer including rubber sheet complete all as specified & directed for following sizes :-

M&L for flange joint with rubber or fibre board gasket (rubber flange gasket) conf to revelent IS, ISI marked of following size:-

80mm bore

100mm bore

150mm bore

200mm bore

250mm bore

M & L for repairing of existing unserviceable water level indicators mechanical type of over head tank/UG Sump with replacement of float assy of suitable size (of steel vessel), MS pully of suitable dia to match the existing steel wire rope of 6mm dia, balacing weight of show accurate level indication, painting of MS level frame, marking/painting scale and indluding all accessories made function of guage complete all as specified and directed .

Supply and fix ball valves, Ball valves high pressure of PTMT with epoxy coated Aluminium rod & highdensity plastic ball screwed for iron pipe , flynut (accessories) complete including necessary elbow, socket & nipple complete all as specified and directed suitable for following sizes :-

20mm bore dia

25mm bore dia

M&L for cleaning area around of 2 mtr in radius by cutting of bushes and scratching out old bubbled paint, finishing the surface and painting two coats of synthetic enamel paint of 1st quality on CI/DI pipe line of 200/250mm dia on exposed rising main and delivery line of water supply from sewage pump house to reservoir at water pump house complete all as directed by Engr-in-charge.

Trimming/Cuting of bushes and grass of Pump houses /Substations/MES Installations and surrounding of OH/water reservoir piller boxes at various location and dumping/staging at 50 mtr away from existing point all as specified and directed.

Supply and replace existing digital water level indicator with new digital water level indicator micro processer based continuous digital display having non contact level sensor, PLC/microcontroller based operation, display in gallons/mtr, operation auto/manual both, automation unit will be mounted on the top of tank, conforming to IP 65, operated on 230V AC having accuracy 95% power consumption 4 watts, operating-10watts, digital display-2"7 segment LED, display indicator board and wiring as required at site in over head tank/UG Sump/Semi UG sump complete all as specified and directed.

Servicing of following capacity Centrifugal/mono block pump set AC, 3 phase by dismantling, pump cover and greasing the bearing of pumpset and greasing of bearing of induction motor assy replacement of pully lovjoy coupling, water lubricant pipe, making alignment of motor and pump assy including replacement of pump seal , bearing , star coupling with testing complete all as specified and directed by Engr-in-charge.

100 HP Centrifugal Pump

20 HP Centrifugal Pump

12.5HP Centrifugal Pump

5 HP Centrifugal pump

Supply and fixing of 3 pole power contactor for star delta motor starter type ML4 with AC3 rating -70 Amp, AC-1 rating 100 Amp Aux contact 2 No + 2NC confirming to IS/IEC-60947-4-1 & IEC60947-4-1 complete all as specified and directed.Make : L&T Cat No SS90910 or eqivalent in C&S

Supply and fixing of 3 pole power contactor for star delta motor starter type ML6 with AC3 rating-110 Amp, AC-1 rating -125 Amp Aux contact 2 No + 2NC confirming to IS/IEC-60947-4-1 & IEC60947-4-1 complete all as specified and directed.Make : L&T Cat No SS90921 or eqivalent in C&S

Supply and fixing of 3 pole power contactor for star delta motor starter type ML4 with AC3 rating -70 Amp, AC-1 rating 100 Amp Aux contact 2 No + 2NC confirming to IS/IEC-60947-4-1 & IEC60947-4-1 including taking down unserviceable contractor complete all as specified and directed.

Supply and fixing of 3 pole power contactor for star delta motor starter type ML3 with AC3 rating-40 Amp, AC-1 rating -45 Amp Aux contact 2 No + 2NC confirming to IS/IEC-60947-4-1 & IEC60947-4-1 including taking down unserviceable contractor complete all as specified and directed.

Supply and fixing of bimetal overload relay, type MN-5 (directly operated) direct mounting, relay range 66-110 Amp Make : L&T Cat No SS9413700KO or equivalent in C&S

Cleaning of underground sump/semi under ground sump/over head tank removing sludge,mud,calclum or any other foreign materials from the bottom of sump/ Tanks after scrapping brushing, the internal surfaces, drawn out sludge manually or with pump sets as required and /cleaning the surface with clear water and apply two coats of lime wash to the satisfaction of EIC for the following capacity of sumps. Note ;- (i)Contractor shall be fully responsible for all security and sefety measures. Contractor shall deploy experienced persons in such field with insurance from reputed insurance company and also submit the certificate. (ii) Contractor shall ensure that during cleaning of tanks etc water supply system shall not be hampere / intrupted, Accordingly adequate manpower to be deployed to complete the job within the time period.

3.75 lakh gallon

1.5 lakh gallon

0.47 lakh gallon

0.44 lakh gallon

0.35 lakh gallon

Taking down cholorine mixing motor and fixing to other places including repair of motor and replacement defective parts making serviceable condition with testing complete Note: Defective parts and shifting to other places with necessay pipe and accessary included in quoted rate.

S&F in repairs the submersible cable flexible flat of size 16 sq mm, 3 core 1100 volts grading complete all as specified and directed.

Supply and fix in repairs indicator lamp LED type R,Y,B 230 Volt complete

Supply and fix in repairs float switch complete

Supply and fix in repairs push button red/green complete

Supply and fix Current Transformer 415 /230/14 Volts including electrical connection complete

Supply and fix in repairs control Relay (Auxiliary Contractors) AC 15 , 5A ,415 Volts (2NO+2NC) including electrical connection complete.

Supply and fix in repairs overload relay 14-23 Amps directe operated complete Make L&T cat part No SS94135OODO or equivalent in Legrand

Supply and fix HRC fuse 415 Volts 6 to 32 Amps complete

Supply anf fix HRC fuse 415 Volts 63 Amps complete

Supply anf fix HRC fuse 415 Volts 125 Amps complete

Supply and fix terminal block upto 35 Sqmm complete

Supply and fix Current transformer (CT) 60/5 Amps , class 1 accuracy ,15VA burden

Supply and fix chlorine test kit for testing of portable drinking water complete all as per directed by Engr-in-charge.

Supply and replace existing Non return Sluice valve with new Non return sluice valve valve of 150 mm dia as directed by Engr-in Charge.

M&L for PCC 1:3:6 for Cement concrete in foundations, filling and mass-concrete type C1 using 20mm graded stone aggregate complete all as specified and directed.

Supply and Laying in repairs high density polyethylene pipes (HDPE) of 50 mm dia including connecting accessories complete.

MODI CORPORATION

SHIV SHANKAR MISHRA

RAJPATI CONSTRUCTION