Augmentation of WSS Melak Kangan

Amount

Boring with casing pipe for tubewell in allsoils except ordinary hard rocks requiring blasting including removing the casing pipeafter the tube well is lowered & tested ,equipment as requried such as hand boring machine and its accessory, transportation tosite and vice versa etc. Complete in all respect.(CSR item 28.72)

(b) Boring with 200 mm I/d Housing Pipe

0 to 150 m B.G.L.

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. (CSR item 28.74A)

b) 150 nominal diameter (weight 21.6 kg per metre) 5.4 mm thickness

Supplying, Fixing & 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.(CSR item 28.75 A)

(a) 150 mm Steel Strainer (slot size 0.15/0.20mm) 5.00 mm thickness

Supplying, Fixing & 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. (CSR item 28.75 AA)

a) 150 mm internal dia meter

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.(CSR item 28.76)

b) 150 mm 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. (CSR item 28.77)

Supplying at site Wooden Box of suitable sizewith Lid & locking arrangment for preserving strata sample collected from the bore. (CSR item 28.78)

Supplying & Fixing of bail plug of M.S pipe complete with inverted U-hook attched to the bottom plug complete in all respect. (CSR item 28.79 A)

150mm internal diameter (weight 21.6 kg per metre) b) 5.4 mm thickness

Supplying & Fixing of well cap having thread to fix on housing pipe complete in all respect. (CSR item 28.80)

b) 150 mm internal diameter

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. (CSR item 28.81)

(a) Capacity of Air compressor 300 cfm at 250 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-incharge (CSR item 28.82)

Collection of water sample from differentstrata and testing of sample from approved laboratory (Phisical & chemical Analysis) (CSR item 28.84)

Testing of water sample for Heavy metal from approved laboratory (Toxic material such as Arsenic, lead, mercury, pesticide etc.) (CSR item 28.84)

Provision for Uranium in water testing

Prviding & Fixing Sanitry seal as per BIS 2800;2019

Construction of New RCC OHSR of 15 KL (15000 litres) capacitiy with sill level not less than 11.00m height upto FSL 13 mtr from ground level, complete with external RCC stair case with landing slabs at each staging, RCC roofs, ventilator, single manhole cover, lightening conductor, plinth protection, water level Control device, to be connected to pipeline network etc. complete duly tested and handed over in proper working order to the satisfaction of Engineer-Incharge. The construction of OHSRs shall be as per standard drawings/design of DWSS. Cost of conducting soil bearing capacity test shall be borne by the bidder. However, if (i) the height of Sill Level and FSL of OHSR to be constructed is more than the standard drawings/design. (ii) the bearing capacity at site after allotment comes out to be less than 8.75 t/sq.m. Then the contractor shall submit revised design from reputed Engineering Institute to fulfill the requirements of additional height and less Bearing Capacity at site. However, key parameters of OHSR like tank portion diameter and center to center distance of columns etc. shall NOT be reduced. The revised structural design shall NOT be downward revised in any case. The responsibility for structural safety of OHSR(s) shall be of the contractor. Nothing extra shall be paid to the contractor on account of increase in height of OHSR and cost of submission of revised design/drawings. However, in case of variation due to upward revision in the design due to lesser bearing capacity encountered at site than 8.75t/sqm, then the additional quantities for items of work which that could have to be executed on account of less Bearing Capacity than 8.75 t/sqm shall be paid at CSR plus ceiling premium applicable at the time of tendering. The lump sum rates should also included the cost of all material like cement, steel, fine aggregate, coarse aggregate, scaffolding, shuttering labour etc, whatsoever. Providing and installing inlet, outlet, scour and over flow D/F DI Pipes as per (IS 8329 with latest amendments), including the cost of DI Specials like Duck foot bend, DI Double Flange S.Vs., one each with inlet, outlet, scour pipe along with construction of suitable size haudies and C.I/D.I D/F expansion Joints, Bell mouth and Flanged Puddle Collar. All the pipes & specials shall be duly ISI marked. These lump sum rates shall also include lightening conductor, aluminum and steel ladder, Prov. & fixing GI railing, nut and bolts and all other specials and accessories whatsoever, complete in all respects to the entire satisfaction of Engineer-in-charge

Construction of brick masonry pump chamber of size 2.50 x 2.50 mtr. with toilet complete in all respect as per W/S & Sanitation Deptt. standard design & drawings including cost of material such as bricks, cement, Bajri & TMT steel, internal wiring etc. complete at Water Works site.

Providing, laying, fixing & jointing of PVC pipe as per ISI-4985 (ISI Marked with the prior approval of Engineer in- Charge ) along the tranches and laying the same in tranches to correct alignment and gradients , cutting, jointing & testing complete as per specifications. For more than 3 mtr. Street width Complete in all respect. (Mechanically ) (10kgf/ cm2) Pressure (CSR item 28.13 (iv)+ 28.1 (a) + 28.18

90 mm o/d PVC Pipe 10kg/cm2

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) (CSR item 28.27 A(a)

Construction of masonry sluice valve chamber excluding Sluice valve cover as per standard design & drawings of public health department size 0.90m x 0.90m (CSR item 28.66(b))

Providing, laying, fixing & jointing of PVC Pipe as per ISI-4985 (ISI Marked) with prior approval of Engineer-in-chargealong the Trenches and laying the same in Trenches To correct alignment and gradients, cutting. Jointing and testing, including specials & excavation complete as per specifications. (With Mannual Earth work). (CSR item 28.1,28.13,28.18)

PVC pipe 63mm o/d 6kg/cm2

Providing, laying, fixing & jointing of PVC Pipe as per ISI-4985 (ISI Marked) with prior approval of Engineer-in-chargealong the Trenches and laying the same in Trenches To correct alignment and gradients, cutting. Jointing and testing, including specials & excavation complete as per specifications. (With Mech. Earth work). (CSR item 28.2, 28.13 & 28.18)

PVC pipe 63mm o/d 6kg/cm2

PVC pipe 75 mm o/d 6kg/cm2

PVC pipe 90mm o/d 6kg/cm2

Dismantling brick or flagged stone flooring without concrete base and relaying of dry brick on edge paving with a dismantled bricks including sand grouting.

Dismantling of metallic road with bituminous course 50 to 75mm thick C.C. 1:8:16 and making good the same to its original condition complete in all respects as per analysis A – 25 Note:-Contractor shall quote rates only for dismentling of matelled road and back filling with excavated earth , fully compacted. the restoration of the metalled road to its original condition will be done by the concerned department i.e. PWD (B&R)/PMB/ Panchayati Raj.

PVC pipe 63mm o/d

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) (CSR item No. 28.27 (a))

80 mm I/d sluice valve flanged

Providing, Fixing & jointing Cast Iron Surface box for Sluice Valve, Air Valve, Fire hydrant etc. including all carriages complete 2 No. with Each 33kg I.e( 2 x 33 = 66kg) CSR item 28.32

Construction of masonry sluice valve chamber excluding Sluice valve cover as per standard design & drawings of public health department 2No. With each of Size 0.6m x 0.6m (CSR item 28.66)

Providing proposed water connection to house hold up to wall with providing, laying jointing, testing MDPE/GI pipe lines 15mm i/d=4.50 mtr, (2.50+2.00 mtrs)including cost of specials such as tees, bends, sockets, elbow etc. cutting, threading, and testing in trenches in the ground and ISI marked 10mm i/d GM ferrule as per IS: 2692 and 3" i/d uPVCclamp complete.

Prov. & Fixing 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 upto 7 Kg.cm2, and suction lift not less than 1.5 m, as per DWSS standard specifications.

Providing, Fixing, Installing, Commissioning, Solar Panel Energy System (Monocrystalline) for amount of electric power required for running electric motor and other appliances such as fan, tube, Bulb etc in water works site. including Bi-directional meter and inverter of suitable capaity as per guidelines issued by PEDA complete in all respects.

Providing & installing,testing & commisioning of 1 no electrically driven Submersible Pump set capable of delivering 106LPM against a head of 48 mtr along with electric panel board consisting of electrical appliances such as automatic D.O.L. starter, Main Switch,VM,AMpere Meter,ELCB,Shunt capacitor.Single phase,preventer,Indicating lamps,Kit-Kat etc. including M.S column Pipe of IS 1239-2004 medium class size 40 mm and Length 29 mtr.(in 3mtr lengths each with flanges,screwed and welded on both sides) rubber gaskets, nuts and bolts submersible cable of 75 Mtr. Length and 2.50mm2 size as per IS694-1990 reaffirmed 2000 complete in all respects

Providing and installing 80mm dia delivery main (From Tube well to Duck Foot bend including cost of C.I/D.F Pipes, D/F Sluice valves, D/F NRV & Specials as C.I Bends, Tail Piece Tees etc.. inside the pump chamber as per standard design complete in all respects as Annexure A12 – 1 & Drawings D-12 & D-17.

Providing & fixing G.I. Barbed wire 3 ply fencing around the head works site in three rows complete in all respects including cost of winding wire & aluminum painting complete in all respects as per standard Drawing D-6 & 8 (as per Analysis A-6)

Providing & fixing angle iron pickets with angle 40mm x40mm x 6mm including cost of concrete block & painting complete in all respects as per standard Drawing D-8 & (as per Analysis A-6).

Providing & fixing D.Hook complete with MS Bolts size 300mm x 18mm as per standard Drawing D-7 & Analysis A-7

Construction of brick masonry corner pillar including cost of cement pointing including cost of material complete in all respects as per standard Drawing D-3 & Analysis A-3.

Construction of masonry gate pillar including cost of MS Steel Gate size 1.22mtr x 1.37 mtr as per standard Drawing with including D-4 & Analysis A-4 complete in all respects

Construction of Cement Concrete, Foot Path with masonry toe wall & earth filling inside water works as per standard Drawing D-7 & Analysis A-10.

Providing & fixing MS Sign Board as per standard size of DWSS as per analysis A-24 & Drawing D-20

Planting ground covers (special) includingdigging of beds to 15 cm depth and mixingFYM, fertilizer and insecticides, planting of sapling at 25cm distance from plant to plant and row to row. (CSR item 32.28)

Supplying and planting permanent trees in prepared pits and watering (CSR item 32.14)

Planting ground covers (ordinary) includingdigging of beds to 15 cm depth and mixing FYM, fertilizer and insecticides, planting ofsapling at 25cm distance from plant to plant androw to row. (CSR item 32.26)

Provision for one way stand post with khura complete in all respects.

Operation & Maintenance of Water Supply Scheme after its completion and commissioning under the supervision of the DWSS/GPWSC during the O&M period of 3 months. , bidder shall: (i) Salary pay to staff (Pump Operator-cum-Chowkidar) for operate and maintain of WS Scheme; and (ii) Pay the power consumption charges during the O&M period (1/4th on direct electricity and 3/4th on solar system)