82655 PROVISION OF DEFICIENT WATER SUPPLY AND CONNECTED WORKS AT NAE MEENAMBAKKAM CHENNAI UNDER AGE (I) CHENNAI

Amount

GENERAL SUMMARY NOTE: Schedule ‘A’ Part - I to IV are prepriced by MES under Ser No. 2.00 to 5.00. Bidders shall insert their lumpsum amount in the Green coloured field under Col-7 only.

Lumpsum price worked out by the contractor for “BUILDINGS / STRUCTURES ” as listed in Schedule ‘A’ Part - I , on Serial Page No.33

Lumpsum price worked out by the tenderer for "INTERNAL ELECTRIFICATION" as listed in Schedule ‘A’ Part-II on Serial Page No.35

Lumpsum price worked out by the tenderer for "ROAD/PATH/CULVERT" as listed in Schedule ‘A’ Part-III on Serial Page No.36

Lumpsum price worked out by the tenderer for "EXTERNAL WATER SUPPLY" as listed in Schedule ‘A’ Part-IV on Serial Page No.37

SCHEDULE "A" PART - V MISCELLANEOUS ITEMS NOTE: Schedule ‘A’ Part - V is not prepriced by MES and prepriced rate indicated as 0.00 under Col.5 signifies this fact only. Bidder shall insert their rates in Green colour filled under Col-7.

Drilling of trial bore 200 mm dia not exceeding 200 mtr depth below ground level through any kind of soil strata including hard stone / boulder by using suitable drilling method etc complete all as specified and directed.

Development of trial bore by reaming upto 300 mm dia from ground level upto & including a depth of 40 mtrs in steps all as specified and directed

Supply and lowering 200mm ,UPVC Cashing pipe 8 mm thick all as specified and directed by Engineer incharge including slotted pipe as per requirment of site complete all as specified and directed.

Supply and lowering 150mm ,UPVC Cashing pipe 6mm thick all as specified and directed by Engineer incharge incusive slotted pipe as per requirment of site complete all as specified and directed.

Material and labour for packing pea graval 3 to 5 mm of size as per IS of natural shape brought directly from river bed and packing around the casing pipe of MS to entire depth upto ground level all as specified and as directed

Supply and fixing well cap suitable for 150 mm bore housing pipe made out of 6mm thick steel plate complete all as specified and directed

Development of tube well by air compressed of capacity upto 500 PSI till sand/ mud free clean water of portable quality is obtained complete as specified and directed

Development of tube well by over pumping 25% using suitable size diesel engine driven turbine pump after completion complete all as specified and directed.

Supply only strata sample box with glass cover 3mm thick having internal dimension 1000x600x100mm made out of 20mm thick wrought Ist class hard wood shisham with hinges, hasp and staple including polishing complete with samples at various depth evenly 2 mtr interval met in boring including strata chart in duplicate all as directed and specified.

Yield testing for tube well by turbine pump and motor (Diesel engine driven) for discharging capacity upto 5000 Gallon/Hr as per IS requirements complete all as directed. Note :- Yield test of bore well shall be carried out in presence of rep of accepting officer

M&L for Sanitary sealing of tube well with PCC (1:2:4) type B1 of suitable size using 20 mm graded aggregate complete as specified and directed

Testing of water from approved Govt lab for potability by doing chemical analysis as per norms of WHO and submission of test reports to the entire satisfaction of Engineer-in-Charge.

Supply lowering jointing and testing MS black column pipe 3 mtr long heavy duty 50 mm bore, wall thickness 5.4 mm, both end flanged, ISI marked with heavy duty MS flanged not less than 16 mm screwed and welded in side and out side. The flange end making surface shall be made smooth including welding of 04 strip of 5.04 mm thick 25mm wide and 50 mm long covering pipe and flanged, both end flanged having 08 Nos predrilled hole not less then 16 mm including rubber gasket, nut bolts and washer, pipe should be duly painted with anti corrosive paint complete all as specified and directed by Engineer-in-Charge.

Supply and fix submersible calbe with 3 core multistranded copper conductor PVC insulated, water proof and ISI marked of size 4.00 sqmm for connecting bore well submersible pump sets complete all as specified and as directed

Supply, intall test and commissioning pump set submersible electric driven 3 phase motor 415 volts, 50 Hz, capable of lifting 350LPM to a head of 150 mtrs of capacity not less than 3.0 HP including all accessories complete all as specified and as directed

Supply, intall test and commissioning centrifugal pump set for 440v, 3phase, 50Hz confirmining to IS-12469, 1988 with CI casing bronze impeller and stainless steel shaft mounted on heavy duty bearing suitable for 440V, 3 phase, 50Hz 36m head, 450LPM discharge inclusive of starter and PCC foundation (one working and one standby) complete all as specified and as directed

S & F mild steel work as in joist channel, angles or tee sections plates fixed inndependently with or without connecting plates etc out to required length and shape including two coats of synthetic enamel paint over one coat of red-oxide primer all as directed (work for lifting of submersible pump set).

Supply Only chain pully block, triple spur gear, 2 ton capacity with 3 mtr lift, manually operated completed with hooks high tensile forged steel confirming to IS : 3815 and load confirming to IS: 6216 and hand chain to IS: 2429 (Part-I) complete all as specified

Supply and fixing steel/GI rope flexible 10 mm dia with GI clamps, nuts, bolts, washer etc for fixing of submersible pump set complete all as specified.

Supply,Fixing, testing and commissioning of FRP solution preperation cum setting tank capacity 100 Ltrs with lid, port hole, inlet/outlet/drain connection, level guage etc and fitted with speed reducing motor as SS agitator complete all as directed.

Supply,Fixing, testing and commissioning of Chemical dosing pump electromagnetic and diaphram type with 06 ltr/hr @ 10 Kg back pressure complete all as directed.

Supply only chlorine test kit with coloured ample complete with all testing fitments and OT solution in Rexene finish box complete all as directed.

Supply,Fixing, testing and commissioning of Pressure sand filter with flow rate of 22 Cum/hr, size of the dia 1400mm, height 1500mm, MOC:- MSEP, vertical type, Shell thickness:- 5mm, dish end plate thickness:- 6mm, internal painting with one coat of primer and two coat of anticorrosine epoxy paint, external painting with one coat of primer and two coat of epoxy paint, frontal piping:- MS frontal piping, valve type:- 5 valve system butterfly valve, supporting media:- pebbles and cylex, filtration media:- Mixed sand complete all as directed

Earthing complete with GI Earth plate electrode 60cmx60cmx 6 mm thick buried directly in ground (Earth pit not less than 2.25 m deep below ground level) with top edge not less than 1.5m below ground level connected to GI earth strip 25x4 mm by means of GI bolts,nuts, check nuts wahsers & GI strip protected by 50 mm bore medium grade GI Pipe and connected to GOD /lightining test point including necessary funnel with wire mesh watering pipe 20 mm dia medium grade excavation earth work PCC (1:3:6) type C-1 earth chamber, 50 mm thick RCC cover with 6 mm nominal reinforcement etc complete all as shown on electrical plate4 No. 3 of MES scehule part I complete all as specified and as directed. Note: Earth strip & GI pipe beyound 7.5M shall be measured and paid separately.

Supply and fix GI earth strip 25 mmx4mm over pole complete all as directed.

Fabricate,Supply,Install,Testing and commissioning of self supporting totally enclosed mounted on Base channel of size 75 mm x 75 mm x6mm indoor type LT Panel from CPRI certified Panel builder factory fabricated made out of not less than 3 mm thick CRCA sheet ,dust and vermin proof, hinged smoothly openable front and rear, with neoprene rubber gasket, epoxy powder coated including danger plate, earth strip (32 x 6 mm) connecting provosion - 02 Nos, ventilation louvers, bottom detachable gland plate complete with suitable size zinc chromium plated nuts, bolts and washers etc panel board suitable for 3 phase 4 wire ,415 volts 50 hz, panel size shall be suitable for mounting and including the following items and connecting all outgoing feeder cables using suitable size lugs of any type complete all as specified and directed and free space inside the panel for fixing of 06 nos starters (i) MCCB wiith adjustable type 63 Amps 4P, 50 Hz, 415 Volts with rupturing capacity 16 KA -01 No (as incomer). (ii) MCB wiith 10-40 Amps 4P, 50 Hz, 415 Volts with rupturing capacity 16 KA -06 Nos (as out goings) (iii) Electrolytic copper Bus Bar of 100 Amp rating main bus @ 50 KA supported in suitable size porcelain strand lock with suitable size brass nut, bolt and washers with colour coded PVC sleaving for three phase and neutral -01 Set. (iv) Digital voltmeter - 1 No (vi) Digital Ammeter - 1 No (vii) LED Phase Indication Lamps for R,Y,B -1 Nos each respectively. (viii) Earth bus of size 32 x 6 mm in the panel - 2 Nos

Supply only calcium based high strength chlorination chemical for water disinfection in granular form in factory sealed HDPE container (45/50Kg Each) having chlorine concentration level 70% complete all as specified and as directed.

Material and labour for brick masonry valve chamber of size 1.2x1.2x0.9m (internal size) by providing PCC 1:2:4 type B-2 foundation 100mm thick and brick work in CM 1:4 plastering 10mm thick in CM 1:4 internal surfaces and external surfaces completely and at external surfaces upto 150mm below GL, 75mm thick PCC 1:2:4 type B-2 as in coping for valve chamber cover made up of 40x40x5mm thick angle iron frame and 3 mm thick MS sheet cover complete with locking arrangements and handle including painting all steel surfaces with two coat of synthetic enamel paint over a coat of red oxide primer and removing debris away from the premises incl necessary earth work complete all as specified and as directed.

Material and labour for providing Hardcore of gauge n exc. 63 mm, deposited, spread and levelled in layers n exc. 15 cm thick, watered and rammed to a true surface complete all as specified and as directed.

M & L for point wiring concealed in walls and surface on ceiling complete with FRLS PVC insulated unsheathed 1100 Volts grade, conforming to IS-694, 1.5 sq mm (nominal area) multi stranded copper conductor cable drawn though in and including non metallic medium grade rigid PVC conduit heavy grade accessories, ISI marked, 20 mm dia including all accessories, concealed in walls by cutting chases using machine and making good the disturbed surface, with and including suitable 1.5 sq mm copper earth continuity wire connected to earth dolly complete for the following complete all as specified and as directed.

(a) One light point controlled by one switch

(b) One Ceiling fan/Exhaust fan point controlled by one regulator / switch.

(c)One 3 pin socket outlet 5 amps socket on independent board.

(d) One 3 pin socket outlet 5 amps socket on Same Board.

All as per item No. 36 here-in-before but with 2.5 sqmm cable for one 3 pin socket outlet 15 Amps on independent board with 2.5 sqmm cable as earthing conductor complete all as specified and as directed.

M & L for sub main wiring complete with two single core 4 Sqmm FRLS PVC insulated unsheathed stranded copper conductor cable drawn through in and including 20 mm dia rigid non-metallic PVC conduit heavy grade and conduit accessories including 4 Sqmm FRLS PVC insulated unsheated stranded copper earth cable connected to common earth dolly complete and including cutting chasing in walls for concealed wiring using machine cutting and making good the disturbed surface all as specified and directed. Note: 3 run of 4 sqmm & one run of PVC conduit shall be measured as single unit

Atish Builders LLP (BID ID -3391489)

Banyan Engineers and Contractors (BID ID -3390469)