8320 MAINTENANCE / REPLACEMENT / REPAIR TO GI PIPE LINE, REPLACEMENT OF VALVE CHAMBER, SLUICE VALVE, LEVEL INDICATOR AND OTHER CONNECTED MISC WORK IN THE AREA No. 1 AND OTHER CONNECTED AREA UNDER GE SOUTH PUNE

Amount

Taking up carefully from trenched CI/DI water mains incl all fittings with spigot and socket ends and lead joint incl burning out lead joint and recovering lead for the following size complete all as specified and directed :-

80 mm bore

100 mm bore

150 mm bore

Laying only CI/DI pipes taken out from trenches for repair for the following size complete all as specified and directed :-

80 mm bore

100 mm bore

150 mm bore

M&L for Cutting of cast iron pipe for insertion of new Tee or branches for pipe of following sizes :-

80 mm bore

100 mm bore

150 mm bore

Excavation in trenches not exceeding 1.5 m wide and not exceeding 1.5 m in depth for taking out / laying of pipe line etc for and getting out in following type of soil complete all as specified and as directed by the Engineer - in - Charge.

Soft / Loose soil

Hard / Dense soil

Returning, filling in, including spreading, levelling, watering and well ramming in layers not exceeding 25cm thick complete all as specified and as directed by the Engineer-in-charge.

Removal of excavated material [soil] to a distance not exceeding 50 m and depositing where directed at a level not exceeding 1.5m above the starting point complete all as specified and as directed.

Supply and fix in replacement CI/DI specials such as bends, socket tee's for spigot and socketed pipes upto 300 mm dia complete all as specified and directed

S & F in replacement MS sheet cover for valve pit chamber made out of 3 mm thick MS sheet with handle and locking arrangement, duly painted both side with synthetic enamel paint over a coat of red oxide primer complete all as specified and directed.

M&L for painting of valve pit cover after preparing of old painted surface and painting with one coat black paint complete all as specified and directed

Cleaning of valve pit chamber of any size by taking out mud, grass and muddy water and depositing the same at a distance not exceeding 20 meter away from pit including sweeping free from any type of dirt including white washing of the valve chamber complete as directed at site.

M&L for plain cement concrete 1:3:6 type C-1, using 20 mm graded stone aggregate for coping valve pit including form work for fair finished surface etc complete all as specified and as directed.

M&L for PCC 1:4:8 type D-2, using 40 mm graded stone aggregate as required for floor/ valve pit/ hard standing repair etc incl necessary form work and fair finish without using extra cement etc complete all as specified and as directed.

Dismantling the existing vent air pipe of sump of and supply and replace air vent pipe made out of 6 kg PVC pipe of 60cm lengh and 150 mm dia with 180° (degree) bend / elbow fixed on a suitable way with PVC netron fixed with worm clip at the mouth and MS split clamp for fixing PVC pipe on sump on top with PCC 1:2:4 of the double dia of pipe all round 50 mm height complete all as spd and directed.

All as per Item No. 13.00 above but 100 mm dia complete all as specified and as directed

Supply only bleaching powder having chlorine not less than 25% complete all as specified and directed.

S&F in repairs gun metal, globe or gate valve with iron wheel head screwed both ends for iron pipe and fixed for the following sizes with ISI marked and as per IS 14846 all as specified and directed :-

20 mm bore

25 mm bore

40 mm bore

50 mm bore

Supply & fix in repair stop valve, cast copper alloy, screwed down, high pressure with crutch or butterfly handle, screwed both ends for iron pipe or for union of following size complete all as specified :-

20 mm bore

25 mm bore

40 mm bore

50 mm bore

Taking down carefully existing unserviceable ball valve of size 15 mm to 40 mm complete all as specified and as directed.

Supply and fix ball valves high pressure made out of PTMT complete with epoxy coated aluminium rod, high density ball etc of following size :- (Make- Prayag/ Symet or of equivalent)

15 mm bore

20 mm bore

25 mm bore

40 mm bore

M & L for cutting existing GI tubing for alteration or additions of sizes including screwing existing GI tubing for tapping & making new connections etc of size of following size :-

25 mm bore

40 mm bore

50 mm bore

Taking up or down carefully steel water tubing and connection including from trenches, wall & floor cleaning of serviceable pipes for refixing of following sizes:- (Note : Refixing of pipe shall be measured and paid separately.)

20 mm bore

25 mm bore

40 mm bore

50 mm bore

80 mm bore

100 mm bore

Refixing of old steel water tubing and connection in new or old position (wall/floor/ceiling/trench) complete all as specified and directed of following sizes :-

20 mm bore

25 mm bore

40 mm bore

50 mm bore

80 mm bore

100 mm bore

Supply and lay in trenches in replacement of GI steel water Tubing medium grade complete with all fittings all as specified for following size :-

20 mm bore

25 mm bore

40 mm bore

50 mm bore

80 mm bore

100 mm bore

Supply and fix on walls / ceilings or laid in floors in replacement of GI Tubing medium grade complete with all fittings for the following size :-

20 mm bore

25 mm bore

40 mm bore

50 mm bore

M&L for Burning out lead joint in position complete all as specified and directed for pipes of following size :-(Note - Old lead recovered will be contractor property for which credit will be given seperately)

80 mm bore

150 mm bore

200 mm bore

300 mm bore

M & L to run lead joint to CI water main including provision of bolts, nuts, washers and white lead or mineral oil for following size :-

80 mm bore

150 mm bore

200 mm bore

300 mm bore

S&F in replacement mechanical joints ISI marked with nut bolts washers rubber gaskets etc suitable for CI pipes of following sizes :-

80 mm bore

150 mm bore

200 mm bore

Supply and fix in replacement Sluice valve long body PN-1.6 rating with stainless steel spindle and ISI marked complete with iron wheel of following size :-

80 mm bore

100 mm bore

150 mm bore

200 mm bore

300 mm bore

M & L for taking out sluice valve refacing, grinding, packing glands in stuffing box for prevention of leakage from valve and refixing complete all as specified and directed for the following size :-

80 mm bore

100 mm bore

150 mm bore

200 mm bore

Supply and fix in replacement Non returning sluice valve, 100 mm dia pipe long body PN-1.6 rating with stainless steel spindle and ISI marked complete all as specified and as directed.

Supply and fix in replacement Non returning sluice valve, 80 mm dia pipe long body PN-1.6 rating with stainless steel spindle and ISI marked complete all as specified and as directed.

Supply and fix in replacement Non returning sluice valve, 50 mm dia pipe long body PN-1.6 rating with stainless steel spindle and ISI marked complete all as specified and as directed.

Labour only for attending the defect for checking of any type of water supply complaints like No water supply, water leakage, air lock, low pressure, over flow etc. complain including carrying out minor repairs etc as required to make it functional by replacing necessary petty items like rubber gasket, grease, screws, GI tees, band, elbow etc complete all as specified and directed by Engr in Charge. [Note :- (i) New materials required to be fixed against old unsv GI fitting shall be measured and paid seperatly. (ii) One plumber with one helper should be available at site every day from 0900 hrs to 1700 hrs. (iii) Failing which with one Rs 1000 per day will be levied. (iv) Attendance of plumber and helper will be recorded daily and fwd to engr in charge every day.]

M& L for cleaning of pump house/ sub station area by surface excavation upto 10 cm depth incl removing shrubs, grass, mini plants and other unwanted material and levelling complete in soft/loose soil all as specified and directed

M & L for earthing with galvanised steel earth plate electrode 60 cm x 60 cm x 6 mm buried directly in ground earth pit not less than 2.25 m deep below normal ground level, with top edge of the plate vertically to depth of not less than 1.5 m below ground level connected to and using 32 x 6 mm GI strip and GI pipe 15 mm dia light grade for protection to the extent of 7.5 m as earthing lead by means of GI bolts and nuts etc connecting to equipment with provn of charcoal and salt etc all as per electrical plate No 3 of SSR Pt-I incl RCC cover and MS angle iron frame, watering arrangement with GI pipe 20 mm dia and MS funnel, concrete pit incl excavation and earth work in any type of soil and testing on completion etc complete all as specified and as directed. (NOTE :- GI earth strip and protection pipe beyond 7.5m will be measured and paid separately)

M&L for Earth continuity conductor or main earthing lead fixed to wall on batten or recess or chases or buried in ground or drawn in conduit / pipe or fixed to poles or any other indicated situation for loop earthing etc as required for 32x6 galvanized iron strip, complete all as specified and directed.

Dismantling water tanks exc 250 & not exc 500 ltr and removing to store complete all as specified and as directed.

Dismantling water tanks exc 500 & not exc 1000 ltr and removing to store complete all as specified and as directed.

Dismantling water tanks exc 1000 & not exc 2000 ltr and removing to store complete all as specified and as directed.

Dismantling water tanks exc 2000 & not exc 5000 ltr and removing to store complete all as specified and as directed.

Supply and fix in replacement rotational moulded polyethylene water storage tanks in replacement (vertical cylindrical with closed top) double layered with ISI marked with existing inlet, outlets & provision of washouts (vent pipe all as directed of capacity) all as directed for the following capacity : -

M & L for Cleaning and removing all dirt and scale etc from tank and from the mouths of circulating pipes for the tanks of following capacity :-

Not exc. 500 Ltrs

Not exc. 1000 Ltrs

Not exc. 2000 Ltrs

Not exc. 5000 Ltrs

Disconnecting existing tank setting aside ( or lowering if reqd) for repairs cleaning etc and hoisting if required reconnecting and refixing in position of following size :- (Note :- Cleaning, repairing etc will be measured and paid separately)

Exceeding 250 Litres but not exceeding 500 litres

Exceeding 500 Litres but not exceeding 1000 litres

Exceeding 1000 Litres but not exceeding 2000 litres

Exceeding 1000 Litres but not exceeding 2000 litres

Supply and fix in replacement tank cover PVC suitable for tanks of any capacity with locking arrangement device complete all as specified and as directed.

M&L rubber gasket joints (Tyton joint) and fittings complete all as specified and directed for the sizes 80/100/150 mm bore complete all as directed by engr in charge.

M& L for rubber star coupling suitable for centrifugal pump set of upto 25 HP complete all as specified

S&F in repair armoured copper conductor with six core 6 sqmm ,1100 volts grade, PVC insulated, stranded copper conductor cable suitable for star delta connection with lugs, ferrules etc. complete all as specified and as directed.

All as per Sr. Item No. 47.00 above but six core 10 sqmm, 1100 volts grade complete all as specified and as directed.

All as per Sr. Item No. 47.00 above but six core 16 sqmm, 1100 volts grade complete all as specified and as directed.

M&L for construction of brick masonry new valve pit chamber of size 900mmx900mmx900mm (internal) size, 100mm thick PCC 1:4:8 type D2 lean concrete foundation using 40mm graded stone aggregate, providing well burnt brick masonry wall of 200 mm thick, built in CM 1:6, 15 mm thick rendering in cement mortar 1:4, finished even and smooth without using extra cement internally and externally and providing 3 mm thick MS sheet steel cover fixed on 50mmx50mmx6mm thick angle iron frame, embbeded in PCC coping with locking arrangement, appplying two coats of synthetic enamel paint of approved shade, over a coat of primer (Red Oxide zinc chrome) to all exposed surface of sheet and making good all disturbed surface complete after dismantling old unserviceable valve chamber all as specified and directed.

All as per Sr item No. 50.00 above but of internal dimention of size 1200mm x 1200mm x 900 mm complete all as specified and directed.

S & F in repairs foot valve Brass assembly of size 50 mm dia complete all as specified and as directed. (Make-Normax or of equivalent make)

S & F in repairs foot valve Brass assembly of size 80 mm dia complete all as specified and as directed. (Make-Normax or of equivalent make)

S & F in repairs foot valve Brass assembly of size 100 mm dia complete all as specified and as directed. (Make-Normax or of equivalent make)

S & F in repairs foot valve Brass assembly of size 150mm dia complete all as specified and as directed. (Make-Normax or of equivalent make)

Dismantling of existing unserviceable motor of following capacity monoblock from foundation, split opening into the parts at work shop and repair the motor by rewinding of motor with supper enamelled copper winding wire of suitable gauge/size as exists by replacing paper insulation of class F and fire proof sleeves and varnishing with Dr. Bake varnish,heating and drying by cleaning of stator slots, assembling complete motor, oiling, greasing, reinstalling and testing complete at site on full load all as directed by Engr-in-Charge.

3/5 HP motor

7.5 HP motor

20 HP motor

25 HP motor

60 HP motor

Dismantling of existing motor and pumpset of following capacity from foundation painting of motor and pump set by synthetic enameled paint one coat after cleaning and preparing surface for painting, reinstalling and testing complete at site on full load all as directed by Engr-in-Charge.

3/5 HP motor

7.5 HP motor

20 HP motor

25 HP motor

S&F in repair complete set of pump gasket fitting of suitable size complete all as specified and directed.

Supply and fix in repairs front ends bearing of same size as existing suitable for pump & motor complete all as spd and directed of following sizes :-

3/5 HP motor

7.5 HP motor

20 HP motor

25 HP motor

60 HP motor

Supply and fix in repairs rear ends bearing of same size as existing suitable for pump & motor complete all as spd and directed of following sizes :-

3/5 HP motor

7.5 HP motor

20 HP motor

25 HP motor

60 HP motor

S&F in repair DOL starter suitable for 3 HP to 5 HP 415 volts as per existing including wiring from motor to DOL starter with suitable size copper conductor cable complete all as spd and directed. (Make - L&T/Siemens/BCH)

S&F in replacement of automatic star delta starter suitable for 5 to 7.5 HP 415 Volts including timer, single phase preventor , contractor , indicating push button etc complete all as spd and directed. (Make :- L&T/Siemens/BCH)

All as per Sr. Item No. 62.00 above but suitable for 10 to 15 HP, 415 Volts complete

All as per Sr. Item No. 62.00 above but suitable for upto 20 to 25 HP 415 Volts complete.

S&F Lubricated and graphited general purpose asbestos packing on gland of pumpset of diameter upto 12 mm, complete all as specified and as directed.

Cleaning of Over head reservoirs 18 Mtr staging by scraping the inner walls of OHR & cleaning with wire brush, taking out all dirt, scales etc and white washing the wall with two coats of lime after cleaning walls from inside by chlorine for disinfection for the capacities 75,000 Glns complelte all as specified & directed. [Note Tanks will be cleaned in 6 stages as given below :- a) Mechanical dewatering from tank shall be done. b) Entire sludge in the tank shall be removed. c) High pressure cleaning of inner surfaces of tanks. d) Vacuum cleaning of inner surfaces of tanks. e) Safe effective & eco friendly antibacterial spray shall be used for spraying on the inner sides of the walls of the tanks. f) Ultra violate radiation for effective disinfection of inner tank surfaces.]

Cleaning of under ground sump 6000 gallons capacity by dewatering of muddy water by mechanical means/system and lifting mud/sludge from the bottom of tank, removing the same up to 50 mtr distance and depositing as directed, scrapping down all mud from surfaces of wall and bottom surfaces, washing the same with clean water by using pressure spray at least two times and removing the muddy/dirty water from the bottom and finally washing with clean water mixed with bleaching powder in the ratio of 1:10 (one part bleaching powder ten parts of water) providing two coats of lime wash internally and one coat of cement base paint externally including writing 'Date of cleaning in 80 mm wide letters in white colour over black ground with synthetic enamel paint complete all as specified and directed by Engr-in-charge.

All as per description of Srl item No. 67.00 above but cleaning of semi under ground reservoir for the capacities 10,000 gallons capacity complete all as specified and directed by Engr-in-charge.

All as per description of Srl item No. 67.00 above but cleaning of semi under ground reservoir for the capacities 25,000 gallon capacity complete all as specified and directed by Engr-in-charge.

All as per description of Srl item No. 67.00 above but cleaning of semi under ground reservoir for the capacities 1,00,000 gallon capacity complete all as specified and directed by Engr-in-charge.

All as per description of Srl item No. 67.00 above but cleaning of semi under ground reservoir for the capacities 75,000 gallon capacity complete all as specified and directed by Engr-in-charge.

All as per description of Srl item No. 67.00 above but cleaning of semi under ground reservoir for the capacities 250,000 gallon capacity complete all as specified and directed by Engr-in-charge.

Supply and fix in replacement of PVC connection with PTMT nuts suitable for Hot or Cold water heavy duty of length 60 cm long complete all as specified and as directed.

Supply & Fix PVC bib cock standard of size 15 mm/ 20 mm (white), complete all as specified and as directed.

M&L for Repair/Maintenance of booster pump motor set complete with electric motor winding and pump impellars with all acessories re-winding after cleaning of core with suitable and standerd size copper conductor and insulaint materials including taping soldering bracing etc. including of capacity UPTO 10 HP, including pump motor set transporting charge, Complete all as specified and directed by Engr-in-Charge.

M & L for Repairs to Centrifugal Pump set of Make:Kirloskar, 25 HP capacity installed at ctc pump house, dismantling the pump set carefully from its connected electric motor including disconnecting and taking out the electric motor, transporting the pumpset to workshop for complete overhauling the pump set with the following replacement / repairs of pump set respectively all as specified and directed.

ITEM No. 76 Contd.... (a) opening it through its casing for Dismantling pump and motor and carrying out repairs / replacement including cleaning of casing and impeller, clogged, discharge line and oil chamber (b) Replacement of bearings of suitable size (c) Repair to bush cast alloy (d) Repair of Damaged oil seal (e) Repair to the main spindle shaft. (f) Repair to the key and impeller (g) Repair / Replacement to the Existing coupling with tyre coupling including drilling required side of hole on either side. (h) Replacement of terminal plate for electric motor. (j) Repairing of Sleeve of the casing of the bearing & Repair of any major or minor defects (k) Greasing and oiling of all moving parts (l) Refixing and recommissioning of pump with motor in proper alignments and recommissioning ,testing of pump set to the complete satisfaction of Engineer in charge.

M&L brick masonry work with sub class 'B' bricks in cement mortor (1:6) for sluice valve chamber as required size, complete all as specified and directed.

Rendering 10mm thick in cement mortor 1:6 on brick work, complete all as specified and directed.

M&L for two coats of white wash on newly plaster surface including preparation of surfaces, complete all as specified and directed.

M R ENTERPRISES

Takshashila electricals

purva engineears and contracters

SHRI SWAPNAYOG ENTERPRISES

K.K.Enterprises

Vijay Construction and Company