REPAIR/MAINTENANCE OF EXTERNAL WATER SUPPLY SYSTEM UNDER GE DRONACHAL 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 soil, including spreading, leveling watering & well rammng in layers not exc 25cm thick complete all as specified and directed.

Removing excavated material (Soil) 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.

Supply ,Replace & fix old unserviceable Foot vlave with new foot valve of 200 mm dia as directed by Engr in charge

Supply ,Replace & fix old unserviceable Foot vlave with new foot valve of 100 mm dia as directed by Engr in charge

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

Supply and replace existing Non return valve with new Non return sluice valve valve of 250 mm dia as directed by Engr-in Charge.

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

32 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

32 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

32 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

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- 12 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 this 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 250 mm 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 to required length before laying in position for insertion of new valves,tees,branches etc. For following size. Note Supply of Fittings shall be measured and paid seperately.

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 complete all as specified and directed by Engr in charge for following :- Note: Earthwork will be mearured and paid seperately under relevant items of this schedule.

80 mm bore

100 mm bore

150mm bore

200mm bore

250 mm bore

Supply and fix Spun Yarn in repair for line leakage/Repairs.

Taking out sluice valve stem by removing sluice valve hood (Top) cover for servicing duly repairing (minor) of sluice valve and rectifying the following according to nature of repair found at site : (i) existing spindle stem will be welded with same material where corrosion occured. (ii) Providing new thread duly match with existing (or) new gutkha (stem nut). (iii) Replacement of gun metal gutkha (Stem nut). (iv) Replacement and fixing of new gland. (v) Replacement of nuts bolts of hood (Top) cover.

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

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/L&T/BIR 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

250 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 following 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

Repairing cleaning and rectifying the GI pipe line, float valve (minor repair) and make it functional as required at site and directed by Engineer-in-Charge with all GI fittings, complete all as specified. Note : - (a) Earthwork shall be measured and paid seperately under relevent item of this schedule. (b) Quoted rate is deemed to be included for S&F of GI fittings like socket, elbow union , tee and nipple wherever required during repairing of GI pipe/float valve.

GI pipe of bore 15 to 25 mm

GI pipe of bore 40 to 80 mm

Construction of new valve pit brick mesonary including dismantling existing unsv 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 shynthetic enamel paint over a coat of red oxide primer and including locking arrangement with lock and lifting handle all as specified and shown on drawing brick work of inner surface of pit shall be plastered in cement mortor 1:4 complete all as specified and as directed by Engineer -in-charge. Ref : TD drawing No : CEBZ/TD/43/2011 sheet No. 1/1

1050 mm x 750 mm x 1000 mm

900 mm x 600 mm x 1000 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:-

80 mm bore

100 mm bore

150 mm bore

200 mm bore

250 mm 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, balancing weight for showing 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 :-

20 mm bore dia

25 mm 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 black/blue/green synthetic enamele 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 near HQ 21 Corps Adm bldg and other locations 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.

Servicing of 3 HP induction Prming motor and pump set and greasing of bearing of induction motor ,gaskets, complete with testing complete.

Servicing of following capacity Centrifugal/mono block pump and Motor set AC, 3 phase by dismantling, pump cover and greasing the bearing of pump set 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 bearing , gaskets, star coupling with testing complete all as specified and directed by Engr-in-charge. (a) Motor pump will be services twice in a year. (b) First service wiil be done after commencement of work. (c) Second service will be done after 6 month of first service.

100 HP Motor-Centrifugal Pump

20 HP Motor-Centrifugal Pump

12.5HP Motor-Centrifugal Pump

Supply and replace existing pump seal of high qulaity brass material for Centrifugal pump coupled with 100 HP Induction motor.

Supply and replace existing pump seal of high qulaity brass material for Centrifugal pump coupled with 20 HP Induction motor.

Supply and replace existing pump seal of high qulaity brass material for Centrifugal pump coupled with 12.5 HP Induction motor.

M&L for rewinding of Any motor by removing old unserviceable copper winding clearing of slots and rewinding of motor with same gauge and No of turn of copper coil as per existing/ obtained from old winding and assembling including replacement of bearing, minor parts likes nut/bolt/washer/gasket/bushes bearing , machenical/oil seal , necessary welding etc complete all as specified and directed.

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 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. Make : L&T Cat No SS90915 or eqivalent in C&S.

Supply anf fixing of Star delta starter suitable for 12.5 HP to 20 HP Centrifugal Motor.

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. (a)Tanks will be cleaned twice in a year. (b) First cleaning wiil be done after commencement of work. (c) Second cleaning will be done after 6 month of first cleaning. 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.

Taking down 20 ltr capacity cholorine mixer beaing 5HP motor and fixing to other places including repair of motor and replacement defective parts making serviceable condition with testing complete Note: The quoted rate is deemed to be included for defective parts and shifting to other places with necessay pipe and accessary.

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.

S&F in repairs the submersible cable flexible flat of size 6 sq mm, 3 core 1100 volts grading complete all as specified and directed.

Supply and fix indicator lamp LED type R,Y,B 230 Volt complete for DOL/Star Delta Starter

Supply and fix float switch complete for DOL/Star Delta Starter

Supply and fix push button red/green complete for DOL/Star Delta Starter

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

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

Supply and fix Current transformer (CT) 60/5 Amps , class 1 accuracy ,15VA burden. Make: L&T /AE/Kappa/Rishabhset)

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

M&L for PCC 1:3:6 for Cement concrete in foundation type C1 using 20mm graded stone aggregate, filling and mass-concrete as directed by Engr in charge.

Supply and Laying high density polyethylene pipes (HDPE) of 50 mm dia including connecting accessories complete all as specified and as directed.

RAJPATI CONSTRUCTION

Raj Contruction

ROYAL CONSTRUCTION

MODI CORPORATION