Construction of 125 mm machine Construction of 125 mm Dia Machine Drilled Hand Tube Well with allied works at Apple Chinni Wudar Bijbehara

Amount

Boring of 125mm dia well by ait rotary drilling rig unit suitable for lowering of MS casing of 125mm diameter in suitably drilled bore hole as per sepcifications laid down in IS 2800 (Part-I) with up to date amendments. The job is to be done in all kinds of soils, boulder, rocks, collapsible strata, staurated soils, artisan conditions by ODEX/DTH attachments and explopration of Ground water by tapping sufficient aquifer zones. The job includes the cost shifting of drilling accessories, tools, bits, casing shoe, consumables like fuel, lubricants, skilled and unskilled labors and other unforseen item. Development of tube well with backwash method with air compressor of minimum capcity 1000 CFM (300 PSI air dellivery system) with suitable arrangments till well is throughly developed in all respects as per the directions of site engineer.

P/F of MS 12mm dia pipe and subsequent lowering of casing assembly and its welding after every 10 feet, up to the drilled/desired depth. The casing is to be slotted as per the site requirement and as directed by site engineer. The specification of the pipe shall be as per IS 4270: 2001

Providing fitting and commissioning of single phase submersible type pumping unit along with allied jobs. Complete details of the job are as under: i) P/F/T and commissionig of single phase pumping equipement with following specifications: ii) Discharge = 1000-800 Gph iii) Head = 60m-80 mtrs iv) Speed = 2900 Rpm impeller Material= Bronze/SS/chrome steel Motor Rating = Suitable depending on corresponding head and discharge. The pump motor is coupled together with a steel coupling. The job includes lowering of the submersible pump equipment. It includes P/F of MU-G strater for motor rating and as decided by site engineer.

Providing and fitting of 32mm dia GI colunm pipe (class-B), Meduim) of 10 ft length each. The pipe shall be properly threaded at both the ends. The pipe shall be provided and fitted with GI/MS sockets for jointing purposes

P/F of 05 KVA single phase automatic voltage stablizer (Dry Type) along with allied accessories viz three pin top, socket etc, input voltage 90-150V output voltage 220V

P/F of submersible cable 4 Sq.mm, connecting pumping unit with motor starter and service line

P/F of 8mm steel wire rope for holding sub type pumping unit

P/F of 40mm dia MS holding clamps(02Nos.) fabricated out of 10mm thick MS plate with nuts and bolts

P/F of Reducer 32mm-25mm, 01 no. reducer 40mm dia 32mm = 01 nos. . Job also includes providing and fitting of 32mm dia GI Bends……02 Nos, well cap 125mm dia. Tap of dia 15 mm

Providing/laying of plain cement concrete block of size 4ftx4ftx1ft in 1:3:6 mix to give adequate strength to act as a sanitary block for the well and grout the hand pump assembly in order to make it robust to resist shock load observed while pumping. The job includes providing/laying of PCC edges of 4"x4" in 1:3:6 mix and P/L of cement plaster in 1:4 mix to the above block to give aesthetically good appearance. Cost on account of stuttering, trutting, centering, curing etc.is included in the scope of work. In case the suitable space for the above specification is not available, the surface area is to be adjusted accordginly

M/S SANGAM BOREWELLS