Water Supply And Sanitation Department Tender

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 41.6 kg per meter) 8.00 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. 200 mm steel strainer (slot size 0.75 mm) 8.00 mm thick

Supplying, Fixing and Lowering of Stainless Steel Socket as per IS 8110-2000 or latest, ISI marked duly welded with suitable grade SS welding electrod to lower the strainer into tubewell bore complete in all respect. 200 mm internal diameter

Supplying, Lowering and Fixing of M.S. special socket to connect SS Strainer to M.S. Pipe duly welded with suitable grade welding electrode complete in all respect. 200 mm internal diameter

Supplying and fixing mild steel centering guides made out of 32mm X 6mm thick M.S bar complete in all respect. (a) Strainer & MS pipe should be properly jointed with sockets and duly welded to ensure maximum strength of joint. (b) A steel strip of suitable size should be welded across the length of strainer to provide additional strength to the tubewell assembley.

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

Collection of water sample from different strata and testing of sample from approved laboratory

Supplying at site of Gravel of 1/6" to 1/8" sizes including pouring and packing in the annual space between the pipe 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) The rates including loading & unloading charges.

Supplying and fixing M.S well cap having thread to fix on housing pipe complete in all respect. 200 mm internal diameter

Supplying & fixing of bail plug of M.S. pipe complete with inverted U-hook attached to the bottom plug complete in all respect. 200mm internal diameter (weight 41.60 kg per meter) 8.00 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 the Housing pipe including the cost of 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 550 cfm at 600 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.

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

Making provision for clay seal of three meter thick for T/well & make Provision sterlization of tubewell ( as per BIS Code 2800-2019) complete in all respects.

Constructing One No. of 50 KL (50000 litres) capacity having staging height 17.00 m height and FSL 20.00 mt. from formation level complete with external RCC stair case with landing slabs at each staging RCC roof, ventilator single main hole cover lightening conductor etc. complete as described in schedule No.3. Providing and fixing D.I. D/F expansion joints conforming to (IS-1536-1989) or latest Bell mouth and D/F puddle collars as per DWSS design on basis of enclosed drawing. Duck foot bends, conforming to ISI-13382 and D.I D/F sluice Valve duly ISI marked (IS-14846-2000 or latest) one each with inlet, outlet and scour pipes. Including providing and installing inlet,outlet scour pipe and overflow D.I double flanged pressure pipes horizontally cast in sand moulds as per IS 7181/1986 and latest duly ISI marked from bottom dome to duck foot bend and further up to 2.75 mtr as per detail specification . TMT steel & painting of all complete shall be included in cost P/F aluminium ledder inside the OHSR complete in all respect as per specifications. (The specifications & drawing are based on safe bearing capacity of soil of 8.75 tones per sqm. In case the safe bearing capacity of soil is less than 8.75 tone per sqm. The contractor shall submit his own design for foundation portion based on actual safe bearing capacity as per DWSS specifications. Providing & applying integral crystaline slurry of hydrophilic in nature for water proofing management etc. (for vertical & horizontal surface) and swellable type water stop tape.The difference in quantities from the standard drawing based on 8.75 tone per sqm safe bearing capacity will be paid as per CSR + Prevailing Ceiling Premium including providing and fixing automatic Electronic Water Level control Device and Construction of Plinth protection around OHSR with masonry toe wall with 40 mm thick CC 1:2:4 on top over 100 mm thick CC 1:8:16 & inside earth filling within lead of 5 km, including overflow haudi complete in all respects

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 Trenhes to correct alignment and gradients, cutting, jointing and testing complete as per specifications (Excavation Mechanical) 110 mm o/d pipe of 10kg./cm2

Providing, laying, Jointing and fixing of PVC pipes (6 kg/cm² ISI marked ) as per ISI-4985 (ISI marked with 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 Excavation by Mechanical means ( for More than 3 mtr. street width). PVC pipe 63 mm o/d

PVC pipe 75 mm o/d

PVC pipe 90 mm o/d

PVC pipe 160 mm o/d

Excavation by Mannual means ( for Less than 3 mtr. street width). PVC pipe 63 mm o/d

PVC pipe 75 mm o/d

PVC pipe 90 mm o/d

Dismantling brick or flagged stone flooring without concrete base and relaying of dry brick on edge paving with a dismantled bricks including sand grouting and including restoration of roads to orginal Position. PVC pipe 63mm o/d

Dismantling of cement concrete road and restoration in original condition.

Dismantling including paving and relaying the same in the original condition to the satisfaction of Engineer-in-Charge. PVC pipe 63mm o/d

PVC pipe 75 mm o/d

Providing and 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 & costs of nuts and bolts & insertion of sheet, all carriage complete (with approval of engineer in charge). 80 mm I/d

100 mm I/d

150 mm I/d

Construction of masonry sluice valve chamber excluding Sluice valve cover as per standard design & drawings of public health department. Size 0.60 m x 0.60 m

Size 0.90 m x 0.90 m

Provision for connection with existing PVC pipe including cost of PVC Tee and PVC saddle piece and earth work in excavation & back filling complete in all respects.

HOUSE CONNECTIONS FOR PROPOSED HOUSES : Providing proposed water connection to house hold to up to wall with providing laying jointing testing G.I. pipe line 15mm i/d B-class. Prov. & Fixing MDPE pipe 15mm i/d with special. (below GL) including cost of specials such as tees, bends, sockets, elbow etc. cutting threading and testing in trenches in the ground and ISI marked 15mm i/d GM ferrule as per IS:2692 and 3" i/d clamp with C.I. bib cock 15mm i/d as per IS: 210 with stainless steel spindle of approved make.

BULK METER Providing, & installing of mechanical Bulk Meter of suitable size inside the pump chamber including ribber jain, nut, bolt, cutting & threading, piece for fixing Bulk Meter including carriage complete in all respect as per IS code 2373-1981.

SOLAR PANEL SYSTEM 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.

CHLORINATION & DISINFECTION : Providing, installing, testing and commissioning one no. electrically actuated diaphragm operated, metering system, chemical dosing chlorinator, suitable for delivering 0.5 to 6 ltr. o f bleaching powder solution/ sodium hypo solution per hour under maximum delivery pressure up to 7kg cm2, and suction lift not less than 1.5m, as per DWSS standard specification.

PUMP CHAMBER WITH W.C:- Construction of Pump Chamber Iincluding toilet & size 3.05 X 3.70 mtr including cost of electric wiring & sanitary installations as per standard design complete in all respects.

Provision for Submersible Pumping Set :- Providing & installing,testing & commisioning of one no electrically driven Submersible Pump set of 17.50 BHP capable of delivering 274 LPM against a head of 146 mtr complete in all respects

Providing and Fixing Electric panel board consisting of electrical appliances such as automatic Star Delta Push Button or oil imeersed starter,Main Switch, VM, AMpere Meter,ELCB, Shunt capacitor. Single phase,preventer,Indicating lamps,Kit-Kat etc. complete in all respects

Providing, Fixing, Testing & Lowering G.I. Column Pipe of IS 1239-2004 medium class size 80 mm (in 3mtr lengths each with flanges,screwed and welded on both sides) rubber gaskets, nuts and bolts complete in all respects.

Providing and Fixing Submersible Cable with copper conductor PVC insulated of 4.00 mm2 size as per IS 694-1990 reaffirmed 2000 complete in all respects .

C.I FITTING INSIDE PUMP CHAMBER Providing and installing 100 mm 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.

DEVELOPMENT OF HEADWORKS :- 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 .

Providing and fixing precast pre-stressed cement concrete fencing pole M-40 by 4 Nos. parallel high tensile entwined wire (ISI marked wire 4mm dia fencing pole size at bottom 4" x 4" , size top 3" x 4" , length 6ft, hooks 6 No. including cost of excavation , sand filling and erection complete in all respects .

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

Construction of brick masonry corner pillar including cost of cement pointing including cost of material complete in all respects as per standard Drawing .

Construction of masonry gate pillar including cost of MS Steel Gate size 1.22mtr x 1.37 mtr as per standard Drawing complete in all respects

Construction of Cement Concrete Foot Path with masonry toe wall & earth filling inside water works as per standard Drawing .

Providing & fixing MS sign board as per standard size of DWSS.

Carriage of material :- Sand

Bajri

Bricks (17500/1000=17.50)

Tiles (510/100=0.51)

Enviornmental Management : Surface dressing of ground including removing rank vegetation and inequalities not exceeding 15 mm deep and disposal of rubbish, lead upto 50 m and lift upto 1.5 m in all kinds of soil.

Supplying and planting permanent trees in prepared pits and watering.

Planting ground covers (Ordinary) including digging of beds to 15 cm depth and mixing FYM, fertilizer and insecticides, planting of sapling at 25 cm distance from plant to plant and row to row.

Planting seedlings including digging of beds to 15 cm depth and mixing FYM, fertilizer and insecticides, planting of seedlings at 20 cm distance from plant to plant and row to row.

Provision for one way stand post with Khura complete in all respects