REPAIR MAINTENANCE OF EXTERNAL WATER SUPPLY AND UNSERVICEABLE PIPE LINE AT SECTOR D UNDER GE 865 EWS

Amount

Excavation in trenches not exceeding 1.5 mtr depth in hard/dense soil and getting out leveling the bottom surface to required grediant complete all as specified for laying of water supply mains all as spd.

Returning filling in, including leveling watering and well ramming in layers not exc 25 cm thick.

Removal of surplus excavated soil to a distance not exceeding 50 mtr away and depositing where directed at a level not exceeding 1.5 mtr above complete all as directed.

Taking up or down steel water tubing and connections of size 150 mm dia bore complete all as specified.

All as per item No. 4 above but of size 100 mm dia bore.

All as per item No. 4 above but of size 80 mm dia bore.

All as per item No. 4 above but for GI OR PPR pipe line of size 50 mm dia bore.

All as per item No. 4 above but for GI OR PPR pipe line of size 40/32 mm dia bore.

All as per item No. 4 above but for GI OR PPR pipe line of size 25/20 mm dia bore.

S & F PP-R pipes PN 20/ SDR 11, 3 layer 50 mm dia bore with all fittings conforming to IS- 15801 and fixed complete to walls and ceiling or laid in floors or trenches all as spd and directed.

All as per item No. 10 above but 40 mm dia bore.

All as per item No. 10 above but 32 mm dia bore.

All as per item No. 10 above but 25 mm dia bore.

All as per item No. 10 above but 20 mm dia bore.

Supply and laying in trenches of Ductile iron pipe S/S including specials, Class “K-7” in replacement including alighning and jointing with the existing pipe line complete with necessary Rubber Gasket/tightined jointing and jointing material for 150mm Dia complete all as directed by tyhe Engr-in-charge.

S & F GI tubing 150 mm bore medium grade with all fittings and laid in floors or trenches all as spd and directed. Make- Jindal/TATA/Prakash surya

S & F GI tubing 100 mm bore medium grade with all fittings and laid in floors or trenches all as spd and directed. Make- Jindal/TATA/Prakash surya

S & F GI tubing 80 mm bore medium grade with all fittings and laid in floors or trenches all as spd and directed. Make- Jindal/TATA/Prakash surya

S & F GI tubing 50 mm bore medium grade with all fittings and laid in floors or trenches all as spd and directed. Make- Jindal/TATA/Prakash surya

S & F GI tubing 40 mm bore medium grade with all fittings and laid in floors or trenches all as spd and directed. Make- Jindal/TATA/Prakash surya

S & F GI tubing 25 mm bore medium grade with all fittings and laid in floors or trenches all as spd and directed. Make- Jindal/TATA/Prakash surya

Supply and fixing gun metal gate valve ISI marked cast copper alloy screwed down high pressure with crutch or butterfly handle screwed both ends for iron pipe or for union and fixed complete all as specified for the size 50 mm dia bore. Make:- KIRLOSKAR / SANT.

Supply and fixing gun metal gate valve ISI marked cast copper alloy screwed down high pressure with crutch or butterfly handle screwed both ends for iron pipe or for union and fixed complete all as specified for the size 40 mm dia bore. Make:- KIRLOSKAR / SANT.

Supply and fixing gun metal gate valve ISI marked cast copper alloy screwed down high pressure with crutch or butterfly handle screwed both ends for iron pipe or for union and fixed complete all as specified for the size 25 mm dia bore. Make:- KIRLOSKAR / SANT/.

S & F gate valve conforming to ISO 9001- 2000 conforming ISO- 15801 screwed down high pressure with crutch or butterfly handle screwed both ends for PP-R pipes or for union and fixed completely as spd for the size 50 mm dia bore. Make:- SFMC/ WETFLOW/ SAFE.

S & F gate valve conforming to ISO 9001- 2000 conforming ISO- 15801 screwed down high pressure with crutch or butterfly handle screwed both ends for PP-R pipes or for union and fixed completely as spd for the size 40 mm dia bore. Make:- SFMC/ WETFLOW/ SAFE.

S & F gate valve conforming to ISO 9001- 2000 conforming ISO- 15801 screwed down high pressure with crutch or butterfly handle screwed both ends for PP-R pipes or for union and fixed completely as spd for the size 32 mm dia bore. Make:- SFMC/ WETFLOW/ SAFE.

S & F gate valve conforming to ISO 9001- 2000 conforming ISO- 15801 screwed down high pressure with crutch or butterfly handle screwed both ends for PP-R pipes or for union and fixed completely as spd for the size 25 mm dia bore. Make:- SFMC/ WETFLOW/ SAFE.

S & F gate valve conforming to ISO 9001- 2000 conforming ISO- 15801 screwed down high pressure with crutch or butterfly handle screwed both ends for PP-R pipes or for union and fixed completely as spd for the size 20 mm dia bore. Make:- SFMC/ WETFLOW/ SAFE.

Supply and fix cast iron sluice valve for water supply purpose with CI drilled flanged ends (internal cast 150 mm bore class PN 1.6 conforming to IS 780 marked) with stainless steel spindle and iron wheel incl jointing material compete such as rubber packing rings of adequate size and requisite number of nuts, bolts and washers complete all as specified. Make:- Kirloskar/ Sant.

All as per item No. 30 above but of size 100 mm dia bore.

All as per item No. 30 above but of size 80 mm dia bore.

S & F in replacement of cast iron air release valve flanged type heavy duty grade single outlet air release valve 25 mm bore and fixinf upto 150 mm dia CI/ DI/ GI pipe incl suitable adopter, rubber hinged sheet, nut, bolt etc complete all as spd and directed.

S & F non return valve ISI marked flanged ends with by pass arrangments of size 150 mm dia bore all s specified and directed.

All as per item No 34 above but of size 100 mm dia bore.

Material and labour for construction of stone masonary valve pit sixe 120x120x90 cm (internal dimension) built in cement mortal 1:4 incl plastering 20mm thick internally and externally in CM 1:4 PCC 1:4:8 TYPE D-2 15 Cm thick in foundation extending 10cm beyound external faces of wall around PCC flooring 1:2:4 type B-1 40mm thick cover made out of 3.15mm thick MS round bar and locking arrangement with lock 2 keys . MS sheet cover should be painted with two caats of enamessed paint over a coat of red oxide primer all as specified and directed.

Supply and mixing of calciumbased granular disinfectant for water treatment more stable than clorine gas and stronger than bleaching powder and sodium hypo chlorite paking in 45 Kgs plastic drums all as specified and directed. Make : Purichlor or equivalent

M & L for checking of leakage at various places including labour for excavation,welding work,returning filling including requitred material (e.g. lead jointing,rubber gaskit,flange,ironing for PPR pipes etc.) for DI/CI/GI/PPR 80-150 mm dia pipe complete all as specified and directed.

All as per item No 38 here in before but for 40mm -65mm dia pipe all as specified and directed.

Lifting of defective submersible pump set including motor of any type and size from the bore well along with column pipe including disconnection electric and water supply connection as required and aside for re-use after repair including transport to the workshop for repair complete as directed by the Engineer-in-chgarge.

Rewinding of 15/25 HP submersible motor vertical type with suitable size of copper conductor PVC wire complete all as specified and directed.

Rewinding of 40/52 HP submersible motor vertical type with suitable size of copper conductor PVC wire complete all as specified and directed.

M & L for servicing of submersible pump of following capacity by decoupling from motor and transport to the workshop for repair including replacement of Unsv spair parts and made functional complete all as specified and directed. (Spare parts will be measured and paid saperatelly)

Supply only the following items for PUMP :-

Thrust bearing suitable for 15- 25 HP PUMP

Thrust bearing suitable for 52 HP Pump

Neck Ring suitable for 15- 25 HP Pumps

Neck Ring suitable for 52 HP Pumps

Supply and replace pumpset coupling made out of mild stell

Pump shaft of any make with necessary metral filling and grinding to required shape

Impllers made out of Branze matel with suitable size of quarter pin.

Bowel assembly for 15-25 HP PUMP

Bowel assembly for 52 HP PUMP

Lowering of submersible pump and motor set alongwith column pipe of any size with including provision of new jointing materials such as rubber gasket, nuts and bolts and washers, pipe connection, jointing with M-Seal Jointing kit cable connection and testing complete.

Supply & fixing PVC insulated flat submersible cable with copper conductor 3 core 16 sqmm make - Finolex/plaza/Kaling/Havell's

Supply & fixing PVC insulated flat submersible cable with copper conductor 3 core 10 sqmm make - Finolex/plaza/Kaling/Havell's

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