Providing Compound wall and Water supply RO system to Corporation Primary School at MGR Nagar Ward No 68 Zone 5 in Tambaram City Municipl Corporation

Conducting Geo physical investigation for quality and quantity yield test including all charges etc complete

Drilling of Borewells anywhere in Tamilnadu including transportation from one place to another with in Tamilnadu in alluvial soil sedimentary strata of clay and sand stone shale pebbles boulders etc. By first taking a pilot bore of 140 mm/150mm dia and then enlarging to required dia direct or reverse rotary mud circulation method using rotary rigs, fuel, labour and drilling bentonite and water required for drilling at site ( Site will be shown by the TWAD Board Officers) including construction of mud pit. Pg.No.302

Supply and delivery of unplasticised ribbed screen PVC casing pipe of the 140mm dia in 3m length with screwed and socket end and centering guide for every 15m length of pipes as per IS / 12818 / 201 and as amended from time to time to suit the borewell upto 80m depth (C.S) with ISI marking including, loading, unloading , freight, stacking and transit insurance charges etc, complete.(Clause 1.1PVC Casing pipe as per IS 12818/2010)

150mm dia CM pipe

200mm CS Pipe (Covering Pipe)

Supply and delivery of clear water vertical wet type submersible pump conforming to IS 8034/2002 and as amended thereafter and BEE 3 Star Rated capable of discharging noted LPM against head of water column due to all causes. The pump shall be with stainless steel shaft and dynamically balanced bronze or Cast SS impeller, brass screws and CI FG 200 grade pump bowl/diffuser with ISI mark. The pump shall be directly coupled to a continuos rated two pole suitable wet type vertical squirrel cage induction motor suitable for operation in AC single phase 230 V+/- 10 %,50 HZ +/-5 % 20X125 Lpm/M

Supply and delivery of direct online starter confirming to IS13947, IEC60947-1 and as amended thereafter with suitable KW rating for operation in AC/single Phase/ 50HZ(± 5%) and 230 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) 2 HP strter

Supply and fixing of 50mm dia HDPE pipes for submersible pump in Bore well class - 5 1MPa or 10Kg /sqm pressure. The rate shall inclusive of all labour charges and freight charges etc, complete.

Supplying and fixing of PVC insulated and sheathed 3 core 4sq.mm Flat type Copper cable cofirming to IS 694/ 1990 and including cost and conveyance of all materials to site and labour charges etc, complete as per standard specification.

Supply delivery of GI PVC Specials including cost and convyance of materials etc complete