Water Supply And Sanitation Department Tender

Supplying, Lowering of MS Pipe as per IS-4270-2001 including MS Socket heving dimansions as per IS code duly welded with MS electrode to have extra strength to lower the pipe into tubewell bore.

200mm nominal diameter (weight 41.6 kg per metre) 8.0 mm thickness

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

(i) 200mm Steel Strainer (Slot Size 0.15) 6.30 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 electrode to lower the strainer into tube well bore complete in all respect.

200 mm internal diameter

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

( c) 200mm Internal diameter

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

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

Supplying & fixing of bail plug of M.S pipe complete with intverted U-Hook attached to the bottom plug complete in all respect.

( c) 200nn internal diameter (weight 41.6kg per metre) 8.0 mm thickness

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

( c) 200nn internal diameter

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

( a) 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.

Collection of Water sample from different strata and testing of sample from approval laboratory (Phisical & Chemical Analysis)

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

PUMP CHAMBER AND SANITARY LATRINE

Construction of Pump Chamber size 3.05mX3.70m, Without gravel pit but including electric wiring as per DWSS standard design & analysis, complete in all respects. Including provision for Sanitary Latrine in pump Chamber for Foundation and plinth of WC rooms including flooring, PVC pipes, Junction Box, 1 Nos. Leach Pits, Super structure WC Room etc. (Including carriage )

OHSR

Constructing one No. of 25 KL (25,000 litres) Capacity with sill level not less than 15.50 m height upto FSL 18 mtr 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.K9 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 C.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. K9 double flanged pressure pipes horizontally cast in sand moulds as per 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 leader inside the OHSR complete in all respect as per specifications. (The specifications & drawing are based on safe bearing capacity of soil of is less than 8.75 tone per sqm. In case the safe bearing capacity of sail 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. 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 Preminum 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, including overflow haudi complete in all respects.

RISING MAIN

Providing, Stringing out, cutting, Jointing and testing of ISI Marked PVC Pipe (S&S) as per IS 4985 and laying the same in trenches to correct alignment and gradients, jointed with rubber tyton joints fitted complete including all cartage. (Manually Excavation and Including specials)

110 mm o/d PVC pipe 10 kgf/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)

100 mm o/d sluice valve Flanged

Construction of masonry sluice valve chamber excluding Sluice valve cover as per standard design & drawings of public health department each of size 0.6m x 0.6m (Including carriage )

Distribution System

Providing Strining out PVC pipes 6Kgf Cm2 ISI marked as per ISI-4985 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 (Mechanically Excavation and Including specials) (6kgf/ cm2) Pressure

PVC pipe 63 mm o/d

PVC pipe 90 mm o/d

PVC pipe 110 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

63 mm o/d

Dismantling of cement concrete 80 mm thick cement concrete 1:2:4 overe 100 mm thick C.C 1:8:16 and making good the same to its original conditionl complete in all respect.

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)

80mm I/d

100mm I/d

Construction of masonry sluice valve chamber excluding Sluice valve cover as per standard design & drawings of public health department (Including carriage )

0.60 x 0.60 m

0.90 x 0.90 m

Water Connection

Providing proposed water connection to house hold up to wall with providing, laying jointing, testing GI pipe lines 15mm i/d=2.50 mtr B- Class as per CSR 28.36 (A),( Above GL), Prov. & fixing MDPE pipe 15mm i/d with specials 2.00 Mtr (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 as per CSR 30.65(b)

CHLORINATION & DISINFECTION

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

Pumping Machinery

Providing & installing,testing & commisioning of 1 no electrically driven Submersible Pump set of make capable of delivering 193 LPM against a head of 63 mtr along with 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. including M.S column Pipe of IS 1239-2004 medium class suitable size 50 mm & length 50 mtr (in 3mtr lengths each with flanges,screwed and welded on both sides) rubber gaskets, nuts and bolts submersible cable of 100 mtr length and 2.50mm2 size as per IS694-1990 reaffirmed 2000 complete in all respects

Rate of Motor with Pump 193 LPM against a head of 63 mtr

Panel Board

Submersible cable Size 2.50mm2

Column Pipe (G.I) 50 mm i/d

D.I FITTING INSIDE PUMP CHAMBER

Providing and installing 100mm dia delivery main (From Tube well to Duck Foot bend including cost of D.I/D.F Pipes, D/F Sluice valves, D/F NRV & Specials as D.I Bends, Tail Piece Tees etc.. inside the pump chamber as per standard design complete in all respects.

Developmet of water works

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 4 mm dia fencing pole size at bottom 4" x 4", size top 3" x 4",Lenght 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 (including carriage )

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 (including carriage )

Construction of Cement Concrete, Foot Path with masonry toe wall & earth filling inside water works as per standard Drawing (including carriage )

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

(Operation & Maintenance Cost Without Electricity Charges)

Operation and Maintenance water supply system for 3 Months including operating of machinery , repair of leakages, supplying of full time Pump Operator cum- Chowkidar, supply of Sodium Hypo Chlorite solution for disinfection for 3 months after completion.

Environmental Management

Making lawns including ploughing & dragging with 'Sohaga' breaking of clods, removal of earth rubbish dressing & Supplying doob grass roots and planting at 15 cm. apart including Supplying and spreading of farm yard manure@ 0.18 cum per 100 sqm & loosening.

Supplying and planting permanent trees including digging of earth pits size 75cmx75cmx75 cm deep, refilling the excavated earth with manure supplied @ 0.113 cum each and watering Supplying through tractor tanker. (Trees like Neem, Ashoka, Dake, Arjun etc.)

Planting ground cover plants including digging and refilling of beds with excavated soil and FYM, Fertilizer and insecticides, planting of saplings at 30cm distance from plant to plant and row to row, providing and fixing brick tiles edging.

Planting flower beds including digging and refilling of beds with excavated soil and FYM, fertilizer and insecticides, planting of sapling at 30cm distance from plant to plant and row to row.

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