Desilting of Existing Infiltration wells and Providing Pipeline with Motor Arrangements at Natarajapuram, Ramakrishnapuram and Tsunami Colony Ward No19 20

Desilting light or sandysoil or silt from infiltration wells below water level including the charges for special T&P and air compressor etc. complete.

Labour charges for cutting the open road for laying pipe line arrangements etc., complete

Earth work excavation and depositing on bank with initial lead of 10 m and lift of 2 M in narrow trenches having bed width 1.25m & below for laying of pipes for water supply in the Sand, silt or other loose soil, wet sand or silt not under water light black cotton soil, sandy loam and ordinary soil etc., complete as directed by Departmental officers

Tsunami Colony

Supply and delivery of following PVC Pipes and Specials etc., Complete as per standard specifications

63mm dia PVC Pipe

63mm dia PVC Coupler

63mm dia PVC Bend

63mm dia PVC Tee

63mm dia PVC Elbow

PVC Adhesive

Supply and delivery of following GI pipes and specials with ISI make

50mm dia GI Pipe

50mm dia GI Coupler

50mm dia GI Bend

50mm dia GI Tee

50mm dia GM Gate Valve

65mm dia GM Gate Valve

20mm dia GI Pipe

20mm dia GI Coupler

20mm dia GI Bend

20mm dia GI Tee

20mm dia GI Elbow

Supply and delivery of following CPVC pipes and specials with ISI make

50mm dia CPVC Pipe

50mm dia CPVC Coupler

50mm dia CPVC Elbow

50mm dia CPVC Tee

50mm dia CPVC Union

50mm dia CPVC Nipple

CPVC Adhesive

Lowering PVC rigid pipes and specials to trench and laying to proper grade and alignment, jointing with PVC couplers with cement paste.

63mm dia PVC Pipe

Supply and delivery of Electric Monoset centrifugal pump conforming to IS 9079:2002 as amended from time to time, with CI FG 200 Casing, hydraulically and dynamically balanced Bronze grade LTB-2 impeller, impeller ring and casing ring, stainless steel shaft capable of discharging required quantity of water against a total head noted below due to all causes. Pump shall of BEE 3 Star Rated and capable of discharging the specified quantity at the head noted at the minimum NPSHA at site conditions. The shut off head shall be atleast 25% over and above the head at duty point. The pump shall be suitable for operation in AC three phase , 415 V+/- 10% , 50 Hz +/- 5%. Squirrel cage induction motor for continuous operation. The speed of the Pump and Motor shall be not less than 2700 to 2900 RPM respectively

Supply and delivery of direct online starter confirming to IS13947 and IEC60947-1 suitable KW rating for operation in AC/Three Phase/50HZ(± 5%) and 415 V(±10%) including Ammeter, Voltmeter, Thermal Overload relay, 16 Amps 2 pole Magnetic Contactor with under Voltage protection, Indication lamp, starting capacitor, running capacitor and On/Off Push button switches, 5 way connector, wiring with 1 sq. mm/1.5 sq. mm copper PVC insulated cable, powder coated vermin proof box including the capacitor (the cost of capacitor is to be taken separately).

Labour Charges for erection of Horizontal shaft, centrifugal pumpset (Coupled /Monoblock) in bore well/Open well including fixing of suction pipe and foot valve upto a maximum depth of 7 metres and delivery pipes to the required length with valves, pressure gauges upto the exterior wall of pump room and erection of panel board consisting of TPIC switches starter, Voltmeter, Ammeter, Capacitor single phasing preventor and laying and jointing the cables and twin earthing as per IE rules including providing bed blocks etc., complete and operating the pumps and trial run for 10 days including signing of completion of reports as required by EB authorities.

Cement Concrete 1:5:10 (One Cement, Five crushed stone sand and Ten hard broken stone jelly) using 40 mm gauge hard broken granite stone jelly for foundation including dewatering wherever necessary and laid in layers of not more than 15 cm thick well rammed, consolidated and including curing etc. complete complying with standard specification and as directed by the departmental officers -Mixing by mechanical means

Plain Cement Concrete 1:2:4 (one cement, two crushed stone sand and four hard broken stone jelly) using 20mm jelly for wearing coat including laying, compacting, finishing and curing, etc., complete as per standard specificatins and as directed by the departmental officers.-Mixing by mechanical means

Add GST 18%