Repairing and maintenance of existing SBDTW schemes within the jurisdiction of Raishyabari RD Block area under DWS Sub-Division Gandacherra.(Gr-II

Lifting of submersible pump motor with delivery assembly by heavy duty chain pully after dismantling from the delivery line and stacking poperly as per direction of the Engineer-in-charge.

Labour charge for fitting fixing & laying of Submersible pump motor set with delivery assembly 90° to 0° in/c refitting fixing with delivery line etc as per direction of the Engineer-in-charge.

Providing and fixing of housing clamp ( made with 12 mm thick MS sheet ) along with well cap (made with 10 mm thick MS sheet ) with necessary arrangements for SBDTW as per specification and direction of the Engineer - in - charge. 150 mm dia.

Washing and development of tube well by using hand pump or by any suitable method and testing of wall as per specification and direction of the Engineer-in-charge.

Supplying and installation of water lubricated subermissible pump of Duke make(Model No. DSP4RFH05) having capacity 2000 GPH at total head of 45 mtr. Coupled with submerssible motor suitable for 240 volts (+10% verification) single phase 50 HP. AC suppluy DOL starting method to run at 2880 RPM along with 35 mtr. 2.5sqm, PVC insulated 3 core flat cable conforming to IS code and cable in/c fitting , fixing and lowering 40 mm dia GI pipe upto 100 ft.(30 mtr) etc. complete as per direction of the Engineer-in-charge (required 40 mm dia GI pipe will be supplied by the Dept. at free of cost)

Repair and maintenance of submessible Motor suitable for submerssible pumpset by complete dismantling in/c providing & fitting fixing of PVC ( IS : 8783-1978 ) insulated electro grade copper ( IS : 613-1984 ) conductor winding in stator & all necessary spare parts and reassembling the same including servicing of rotor & necessary trial run as per specification and direction of the Engineer-in-charge.

i. 1.0 HP Motor suitable for 1000 GPH capacity submerssible pumpset

ii. 2.0 HP Motor suitable for 2000 GPH capacity submerssible pumpset

iii. 3.0 HP Motor suitable for 1000 GPH capacity submerssible pumpset

Repairing of single phase motor starter in/c necessary electric wiring as per direction of the Engineer-in-charge.

Supplying and fitting fixing of 32 Amps single phase main switch of BCH/Havel's make in/c cost of necessary copper wire wiring complete as per direction of the Engineer-in-charge. 32 Amps

Providing & fitting fixing of different capacity 230 volt, single phase submersible pump starter BCH/L&T,AB make as per specification & direction of the Engineer-in-charge.i) 2 HP

Supplying & fitting fixing of B13 (size;-width 450mm x length 1200mm x height 850 mm) fitted with 4 nos support of 75 mmx 75mm (6mm thick) M.S. angle for embedding in 1:2:4 cement concrete base (size 300 mm x 300mmx 600 mm) with proper locking arrangement and coated with anti corrosive paint (both inside and outside ) including necessary provisions for fitting fixing of single phase motor starter unit, main switch, energy meter etc. complete in all respect as per direction of the Engineer in Charge

Supplying & fitting fixing of single phase motor starter unit (with 2 pole contactor, overload relay, volt meter & amps meter), 32 amps main switch (220 volt) of Havels/ BCH/L&T make in KIOSK including necessary electric wiring and GI pipe earthing etc. complete as per direction of the Engineer-in-charge.For 3 HP submersible motor.

Providing and fitting fixing with PVC insulated 3 core flat Copper cable conforming to relevant IS code for submerssible motor with all necessary equipments and fittings as required as per specification and direction of the Engineer-in-charge.2.50 sqmm

Excavating trenches of required width for pipes, cables etc. Including excavation for sockets, dressing of sides where required, ramming of bottoms, depth up to 1500 mm including getting out the excavated soil and backfilling of soil as required after laying of pipeline. In layers not exceeding 200 mm in depth including consolidating each deposited layer by ramming, watering etc. and disposing of surplus excavated soil with all required leads as per Chapter-2 CPWD specification and direction of the Engineer-in-charge.A)For UPVC pipes in new work a) In all kind of soil. i) For pipes not exceeding 90 mm dia.

Providing, fixing and laying rigid UPVC pipes conforming to IS : 4985 jointing with couplers, of same class conforming to IS : 10124 ( Pt-II ) with solvent cement conforming to IS : 14182 including testing of joints complete ( but excluding the cost of specials like bend, tees etc. which will be paid separately ) as per CPWD specification and direction of the Engineer - in - charge.

i. 40mm OD

ii. 50mm OD

Providing and laying of flexible PVC pipe (conforming to IS:7634) complete including earth work as per specification and direction of the Engineer - in - charge (cost of fittings will be paid separately).

i. 15 mm dia.

ii. 25 mm dia.

Providing and fixing GI pipes of medium class as per IS : 1239 with latest amendment complete with GI fittings including trenching and refilling, cutting and making good the walls etc. complete as per CPWD specification and direction of the Engineer-in-charge. A. External Work.

i)15 mm dia. nominal bore

ii) 25 mm dia. Nominal bore

iii) 50 mm dia. Nominal bore

iv) 40 mm dia Nominal bore.

Providing and fixing G.I. Full way valve as per CPWD specification and direction of the Engineer - in - charge.

i. 40mm dia

ii. 50mm dia

Providing and fixing G.I. union as per CPWD specification and direction of the Engineer - in - charge.

i. 15 mm dia

ii. 25mm dia

iii. 40mm dia

iv. 50mm dia

Making road crossing by horizontal boring for smooth laying of UPVC / CI / DI / GI pipes etc. of required dia complete as per specification and the direction of the Engineer-in-charge. (By manual means)

Providing and fixing G.I. Reducer with the pipe line including testing of joints complete as per CPWD specification and direction of the Engineer - in - charge.

i. 25x15 mm dia

ii. 40x15 mm dia

iii. 40x25 mm dia

iv. 50x25 mm dia

v. 50x40 mm dia

Providing and fixing C.I. non-return valve of approved quality as per of CPWD specification and direction of the Engineer - in - charge.

ii.50 mm nominal bore

Providing, fixing and laying fabricated UPVC bend of required degree conforming to IS : 10124 ( part 8 / 9 / 10 / 11 / 12 / 13 ) with solvent cement conforming to IS : 14182 including testing of joints complete as per CPWD specification and direction of the Engineer - in - charge.

i. 40mm dia

ii. 50mm dia

Providing and fixing GI Bend/elbow in the pipe line including testing of joints complete as per CPWD specification and direction of the Engineer-in-charge.

i. 15 mm dia

ii. 25mm dia

iii. 40mm dia

iv. 50mm dia

Providing, fixing and laying fabricated UPVC equal tee conforming to IS : 10124 ( Part 5 ) with solvent cement conforming to IS : 14182 including testing of joints complete as per CPWD specification and direction of the Engineer - in - charge.

i. 40x40 mm dia

ii. 50x50 mm dia

Providing and fixing GI equal Tee with the pipe line including testing of joints complete as per CPWD specification and direction of the Engineer-in-charge.

i. 15x15x15 mm dia.

ii. 25x25x25 mm dia

iii. 40x40x40 mm dia

Providing and fixing GI Unequal Tee with the pipe line including testing of joints complete as per CPWD specification and direction of the Engineer-in-charge.

i. 25x25x15 mm dia.

ii. 40x40x25 mm dia

iii. 40x40x15 mm dia

Providing and fixing GI Socket as per CPWD specification and direction of the Engineer-in-charge.

i) 15 mm dia.

Providing and fixing G.I. Nipple of medium class as per CPWD specification and direction of the Engineer - in - charge.

i.15 mm dia 150 mm long

Providing and fixing brass ferrule with C.I. cover conforming to IS : 2692 including boring and tapping the main as per CPWD specification and direction of the Engineer - in - charge.

i. 10 mm nominal bore

Providing and fitting fixing PVC / plastic bib cock conforming to IS : 9763 in hydrant points at different location as per specification & direction of the Engineer-in-charge. i. 15 mm dia PVC /plastic bib cock

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