Improved Ws Scheme Gulheri Block Andana

Amount

Tubewell

Drilling of 550 mm dia bore with Reverse Rotatry Rig in all kinds of soil including the cost of consumable stores, fuel oil and transportation of rig to the site complete in all respect.

up to 150 mtr

Note: Erection and dismantling of boring plant including all Arrangements for the transportation of 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 T/Wells be arranged by the firm / contractor at site at his own cost

In case the bore is converted into a T/Wells payement of bore shall be made upto to the bail plug plus margin (7% or 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 rare of of trail bore drilling.

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.

250mmnominal diameter (weight 52.3 kg per metre) 8.0 mm thickness

Supplying, fixing of lowering of Stainless Steel Cage type wire wound screen as per IS: 8110-2000 or latest ISI Marked, Duly welded with suitable grade S.S welding electrode to lower the strainer into tubewell bore.

250mm Steel Strainer (slot size 0.75mm)7.30 mm thickness

Supplying, fixing and lowering of Stainless Steel Socket as per IS: 8110-2000 or latest ISI Marked, Duly welded with suitable grade S.S welding electrode to lower the strainer into tubewell bore complete in all respect

250 mm 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 respect.

250 mm internal diameter

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

Drilling of 9” trail bore with hand boring machine including rate for electric logging ( electric Logging shall be carried out by contractor up to full depth) complete in all respect. Water sample of water wearing strata which are suitable for pumping out water shall be tested for physically & chemically analysis heavy metal & uranium. The rates for testing will be separate paid against Tube well relevant item of this bid. cared

Collection of water samplbe from different strata and testing of sample from approved laboratory (Phisical & chemical Analysis)

Supplying and fixing M.S well cap having thread to fix on housing pipe complete in all respect

250 mm internal diameter

Supplying & fixing of ball plug of M.S. pipe complete with inverted U-hook attached to the bottom plug complete in all respect.

250mmnominal diameter (weight 52.3 kg per metre) 8.0 mm thickness

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

Development of stabillizing 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 300 cfm at 250 PSI

Development of stabillizing 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 at 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 acual length of pipe)

Ceiling of unpotable strata.

Testing of water sample for Heavy metal/Uranium from approved laboratory (Toxic material such as Arsenic, lead, mercury, pesticide etc.)

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

Supplying and fixing mild steel centering guides made out of 32mm x 6mm thick M.S. bar complete in all respect.

Providing and fixing sanitary seal, clasy seal and sterilization of well on completion of tubewell as per BIS: 2800: 2019 complete in all respact

Providing Local sand

Pumping 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 specificationa.(15 mtr For Bye Pass)

160 mm o/d 10 kg cm2 pipe

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

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 (including cost of Carriage) (For New & Existing Water Works)

Pumping Machinery

Providing & Installing Testing & Commissioning of One No. Electrically driven Submersible Pumping set of reputed Make capable of delivering 700 LPM against a head of 86 mtr (minimum 27.50 BHP) along with electric panel board consisting of electric appliances such as automatic Star Delta Push Button or oil immersed Starter, Main Switch, VM, Ampere Meter, ELCB, Shunt Capacitor, Single Phase preventer, Indicating Lamps, Kit-Kat etc. rubber gaskets, nuts and bolts submersible cable 6.00 mm2 = 60 mtr. (reputed make) complete in all respects

Providing & Fixing Electric Panel Board (ISI marked) Consisting of electric appliances such as Automatic star Delta Push Button with oil immersed starter, Main switch, VM ampere Meter, E LCB, shunt capacitor, single phase Preconter, including lamps, Kit-kat etc. Complete in all respect.

C.I FITTING INSIDE PUMP CHAMBER

Dismantling of Exist CI fittings from old Tubewell And Fix on to new Tubewell complete in all respect.

CONSTRUCTION OF V-NOTCH HAUDI.(size1.80 m x 0.90 m) excluding cost V-notch asper standard design & drawings of public health department.

Construction of Gravel Pit outside the Pump Chamber. (0.90m Dia.) as per standard design & drawings of public health department.

Tubewell

Providing, Installing, testing & commissioning one No. Electronically actuated, Diaphragm Operated, Metering Syatem, Chemical Dosing Chlorinator, suitable for delivering 0.5 to 6 Litres of Bleaching powder solution/ Sodium Hypo Solution per hour under maximum delivery pressurSe upto 7 kg.cm 2 and suction lift not less than 1.5 m, as per DWSS standard specifications.

GURSHARAN SINGH CONTRACTOR