Swara TW

Amount

Drilling of 550mm dia bore with reverse rotary rig in all kinds of soil including the cost of consumable stores, fuel oil and transportation of rig to the site. Complete in all respects (refer analysis)

Drilling of 550mm dia bore with reverse rotary rig upto 150 mtr depth BGL.

Drilling of 550mm dia bore with reverse rotary rig beyond 150 mtr depth upto 300 mtr depth

1. Erection and dismantling of boring plant including all arrangement for the transportation of the boring equipment to site of work from the store of contractor at site and back are to be made by the contractor at his own cost. All rates should be quoted for supplying the material at site of work. Pits for collection of Water and Water for drilling tube-well be arranged by the firm/ contractor at site at his own cost.

2. In case the bore is converted into a tube-well payment of bore shall be made up to the bail plug plus margin (7% of main bore drilling or as actual as per field requirement whichever is less) required for sustaining the main bore. The test bore beyond margin shall be paid at the rate of test bore drilling.

Making electric Logging of borehole with electronic well logger including cost of equipment at site etc. complete in all respect.

Supplying, lowering of MS Pipe as per IS: 4270-2001 including MS sockets having dimensions as per IS code duly welded with MS electrode to have extra strength to lower the pipe into tubewell bore.

250mm Nominal Diameter (Weight 52.3 kg/mtr) 8.00mm Thickness

200 mm Nominal Diameter (Weight 41.6 kg/mtr) 8.00 mm Thickness

Supplying, fixing and lowering of stainless steel cage type wite wound screen as per, ISI 8110-2000 or latest ISI marked, duly welded with suitable grade SS welding electrode to lower the strainer into tubewell bore.

200mm internal diameter (slot size 0.75mm) 8.00 mm thickness

Supplying and fixing of bail plug of M.S pipe complete with inverted U-hook attached to the bottom plug Complete in all respects.

200mm steel strainer (weight 41.6kg/m) 8.0 mm thickness

Providing and fixing M.S. taper / reducer made out of 6 mm thick M.S. sheet complete in all respect.

Reducer 250mm x 200 mm

Supplying, fixing and lowering of stainless steel socket as per IS 8110-2000 or latest, ISI marked duly welded with suitable grade SS welding electrode to lower the strainer into tubewell bore complete in all respect.

200mm Internal Diameter

Supplying, lowering & fixing of M.S. special socket to connect S.S. Strainer to M.S pipe duly welded with suitable grade welding electrode complete in all respects.

200mm Internal Diameter

Supplying & Fixing of well cap having thread to fix on housing pipe complete in all respect.

250mm Internal Diameter

Supplying & fixing of M.S Clamp of size 150mm X 12mm made out of MS Flat 1.52m long, suitable to fit Housing pipe including the cost Nut & Bolts of Suitable size complete in all respect.

Supplying at site Wooden Box of suitable size with Lid & locking arrangement for preserving strata sample collected from the bore.

Supplying at quarry site of gravel of 1/16" to 1/8" sizes including pouring and packing in the annular space between the pipes assembly and the bore. The gravel should be free from, dust, dirt, or the vegetable manner as per IS 4097/1967 with latest amendments .( to be paid as per actual length of pipe)

Carriage for Earth, Surkhi, Sand, Earth, Fly Ash, Bajri, Ballast, Stone Boulders, Kankar and Building Rubbish, Earth.

Supplying and fixing Mild steel centering guide made out of 32mm x 6mm thick M.S. bar complete in all respects.

Testing of water sample for Heavy metal from approved laboratory RAWTL SAS Nagar (Aluminum, selenium, cadmium, chromium, lead, mercury, arsenic, nickel, pesticide & uranium etc.)

Development and Stabilizing of the tubewell with air compressor of required capacity as directed by the engineer-in- charge including cost of tools, appliances & consumable to the satisfaction of Engineer-in-charge.

Capacity of Air compressor 500 cfm at 150 PSI

Development and Stabilizing of the tubewell with submersible pump of required capacity as directed by the engineer-in- charge including cost of tools, appliances & consumable to the satisfaction of Engineer-in-charge.

Supplying of tibba sand /local sand over gravel packing & clayseal, upto G.Level between pipe assembly and bore including carriage. Complete job in all respect (upto 70 mt depth approx.)

Supplying and fixing sanitary seal having rubber tight on housing pipe Complete job in all respect 250 mm dia

Supplying of clay to provide impervious layer in between pipe assembly and bore above gravel packing including carriage of material. Complete in all respect.

Rising Main

Providing, Laying , fixing & jointing of P.V.C. Pipes as per ISI-4985 (ISI marked with the prior approval of Engineer-in-Charge) along the Trenches and laying the same in Trenches to correct alignment and gradients, cutting, jointing and testing complete as per specifications including excavation.

110mm o/d pipe of 10kg/sqcm

Providing & fixing C.I/D.I Flanged end, stem of SS (AIS 1410) and Bronze (gunmetal) working parts Sluice Valves ISI marked 14846-2000, including jointing, testing & cost of Nut, Bolt & insertion sheet, all carriage complete (with the approval of Engineer - in – charge)

Providing, Fixing & jointing Cast Iron Surface box for Sluice Valve, Air Valve, Fire hydrant etc. including all carriages complete @ 3Kg Each

Construction of masonry sluice valve chamber excluding Sluice valve cover as per standard design & drawings of public health department (size 0.9m x 0.9m)

Prov. Installing, testing & commissioning one No. Electronically actuated, Diaphragm Operated, Metering System, Chemical Dosing Chlorinator ,suitable for delivering 0.5 to 6 Litres of Bleaching Powder Solution/Sodium Hypo solution per hour under maximum delivery pressure up to 7 Kg.cm2, and suction lift not less than 1.5 m, as per DWSS. standard specifications.

Pumping Machinery

Providing, installing, testing and commissioning of 1 no. Electrically driven pumping set of reputed make, capable of delivering 301 lpm against a head of 122 mtr (17.50 BHP) Complete in all respects

Supplying lowering of 80 mm dia GI pipe as per IS 1229 including GI sockets. Complete in all respects

Providing and fixing of submersible of 4 mm ² core cable , complete in all respect

Providing installing, testing and commissioning of 1 no. Software Based Star Delta Smart Motor Control Panel (EC/WS) electricity & water saver, (0 to 50 amp, DIGITAL RELAY), 12.50 HP to 20 HP oil immersed 2 set contactor Complete job including indicators, switches, over load functions , line fault protection, power saving functions as per manufacturer specifications, details & enclosure etc. Complete in all respect including carriage & installation charges.

Provision for repair of existing delivery main and re-installing the same.

Credit for old scrap material i.e. unrepeatable SV, NRV, pumping machinery & CI fitting etc.

KULVINDER CONTRACTOR