Providing Supply and Erection of Open Well Submersible Motor at Pothanur Cauvery head Works and Extension of Pipe Line at Ward No.4 Nalliyampalayam Pudhur and Ward No.9 Kandhan Nagar in Velur Town Panchayat

Amount

Supplying and Deliveryof Submersible Pump set conforming to IS 14220/2002 and as amended therafter and BEE 3star Rated capable of discharging the followinf duties due to all causes . The pump shall be with stainless steel shaft and dynamically balance bronze mixed type impeller CI FG 200grade casing and brass screws and motor shall be copper rod as per IS 613/1984 with ISI mark . The Pump suitable cable for installation in Sump With 1.10KV grade 3core suitable copper flat submersible cable to a lenth of 15m with necessary cable joints The non return Valve located in the top of the pump in the discharge outlet connection is desinged with minimum friction The pump should be directly coupled to 2880RPM , three phase ,50Hz 415+6% & 415V-15% Squirrel cage induction motor cable suitable for DOL Upto 5HP,fully Automatic Air break star Delta up to 20HP and Auto Transformer starter for above 20HP starting and for continuous operation. (SD -Page No 106-2022-2023)

30Hp Submersible motor 1500 LPM x 80M Head

Supply and delivery of fully Automatic Auto Tranformer Starter for the motor offered Floor mounting type airv/oil cooled Auto Tranformer Starter with taping 50% ,65%,80% housed in the robust steel chamber with arc and main contact confirming to IS 8544 including all cost ( SD -Page No 118-2022-2023)

Labour charges for the erection of submersible pumpset in borewell/openwell including fixing and jointing submersible cable withproper clamps upto the starter to required depth and also fixing of riser pipes to the required depth valves erection clamps, pressure gauges upto the exterior wall of pump room and erection of panel board consisting of TPICN switches starter, voltmeter, Ammeter, three pilot (indicating) lamps capacitor single phasing preventor, water level guard and laying and jointing the cables and twin earthing as per IE rules etc., complete and testing the pumpset and trail run for 10 days. (SD -page No 308 2022-2023)

Supplying and fixing in position of the following PVC / G.I pipes and specials best approved quality conforming to ISS and providing leak proof joint with PVC adhesive etc., complete complying with standard specification. SD page No21

3 Inch PVC Pipe

Earthwork excavation in all soils and sub soils except hard rock not requiring blasting with initial lead and lift including re-filling the sides of foundation in layer of 15 cm thick watering , ramming ,depositing the surplus earth in the premises as directed by departmental officers etc., complete as per standard specification. as per SS 20 B TNDSS NO: 23&24VI (S2), VII 9,10

Lowering90mm PVC rigid/ HDPE pipes and specials to trench and laying to proper grade and alignment jointing with PVC couplers with cement paste and testing to the required pressure including conveyance of water for filling during testing etc.,CompleteSD page No268

Refilling with excavated earth after laying the pipes into the trenches well rammed and compacted the surplus earth over the pipeline trench including leveling the site complete complying with standard specifications including all labour charges etc., Complete as per Standard Specifications.

Supplying and fixing in position of the following PVC / G.I pipes and specials best approved quality conforming to ISS and providing leak proof joint with PVC adhesive etc., complete complying with standard specification.SD page No71

Plain Cement Concrete 1:4:8 Mix (one part cement, four part M-sand and Eight part of aggrigate) using 40 mm size ISS HBG metal from approved quarry including cost and conveyance of all materials to site. Loading and unloading charges and labour charges for mixing. Laying and curing etc., complete as per TNDSS NO : 28 & VI (S2) VI (S5A) VII standard specifications as directed by Engineer incharge.

Plain Cement Concrete 1:1½:3 Mix (One part cement, one and half part sand and three part of aggregate)using 20mm size ISS HBG metal machine crushed from approved quarry including cost and conveyance of all materials to site, loading and unloading charges and labour charges for mixing, laying and curing but excluding cost of reinforcement etc. Complete with std. Specifications.(Using Vibrator) TNDSS NO: 30 V, VI (S3), VII-3.

Dismantling the plain cement concrete road , clearing away and carefully stacking material useful for re use for any thicknessof wall

N.RAMESH CONTRACTOR