Mechanical and Electrical works required for commissioning of Water Supply Scheme Hariparigam New.

Amount

Supply, Installation, Testing & Commissioning of Submersible Pumping Unit as per IS 8034 with following specification are as under: PUMP: Efficiency = Not less than 50% Speed = 2900 Rpm Type of pump = Mixed flow. Type of fluid to be handled = Clear Water MATERIAL OF CONSTRUCTION: Impeller = Stainless Steel Pump Shaft = Stainless Steel SS 410. Pump Casing = Cast Iron/Stainless steel IMPELLER: Impeller is of the enclosed type and properly balanced. Enclosed Impellers equipped with seal rings on their hubs. COUPLING: A suitable coupling arrangement provided with pump set. (as per Annexure 'A')

Fabrication, providing and fitting of split type MS clamps10 mm thick, 2 ft long and 3 inch wide for lowering and holding of pumping unit fitted. The job includes the cost of required size of nuts and bolts. Size: 100mm

Providing/supplying and fitting of G.I flanged intake pipe to the liner . The Pipe shall be hot dip Galvanized, class-C confirming to IS 1239. The job includes providing and fitting of M.S Flanges conforming to BIS 6392/1997 Table 17 (Rating PN16). The flanges shall be double welded both from inside and outside of the pipe using standard electrode of reputed make. Flanges (as per IS 6392/1997 Table:17) Thickness shall conform to IS 6392 Part 1st Table-17. The flange welding shall be carried out in double layers using reputed make electrodes to form strong welding joint. Welding Electrode DC Arc Welding using welding electrode having diameter not less than 4mm. Nuts and Bolts Nuts and Bolts (conforming to IS:1363 Part 1st) Rubber Insertion Gaskets Rubber Insertion Gaskets (conforming to IS: 638/79) to be used between flanged joints. The rising main is to be laid as per the instructions of the engineer in charge and site requirement. Size : DN150 Class: C (Heavy)

Fabrication ,Providing and fitting of 90-120 degree bend/elbow to be fabricated out of G.I pipe, 1 m length and flanged on both ends a to make it leak proof. The flanges shall be M.S Flanges conforming to BIS 6392/1997 Table 17 (Rating PN16) and welded on both sides. The job includes nuts, bolts, gaskets etc as per site requirement. Size:DN 100 Class: C

Cutting of hot dip galvanized G.I, pipe across the section by dint of pipe cutter/ gas cutter. The job also includes Providing and welding of M.S flanges to the two ends of pipe. The Thickness of flange shall conform to IS 6392 Part 1st Table-17. The flange welding shall be carried out in double layers using reputed- SS Bond make electrodes to form strong welding joint by dint of DC arc welding. The job further includes Providing and Fitting of nuts and bolts (conforming to IS:1363 Part 1st) and Rubber Insertion Gaskets (conforming to IS: 638/79) to be used between flanged joints. The size of the pipe is i. DN 100 , Class-C

ii. DN 150 , Class-C

Fabrication, providing and fitting of washout Tee with arm length 1.2 feet each. The Tee shall be fabricated out of G.I pipe with M.S Flanges conforming to BIS 6392/1997 Table 17 (Rating PN16) fastened with weld joints on three ends. Size: 100mm Class: C class

Providing and fitting of, Ductile Iron double flanged, non-rising spindle soft seated glandless gate/ sluice valves as per IS14846 for regulating the water supply outside the pumping units . The body and bonnent of the valve shall be of ductile iron, wedge with fully vulcanized EPDM rubber(Approved for drinking water) and NBR seal. The Gate/Sluice valve shall be compatible for buried applications and shall be safe to install in both horizontal and vertical positions It shall have electrostatic epoxy coating(approved for drinking water) both inside and outside of the valve. The valve shall be supplied along with hand wheel. Cost on account of Nuts, bolts, gaskets, etc required for the job is included in the scope of work. The job includes providing and fitting of 02 nos. M.S flanges perfectly adaptable to the inbuilt flanges of the valve which shall be fitted with rising main of the pumping unit at appropriate spots as per site requirement. i. Size : DN 150 mm PN: 1.6/16

ii. Size: DN100 mm PN:1.6/16

Providing and fitting of Ductile Iron double flanged, Slanted seat swing check valve( NRV) as per IS 5312. The body shall be of ductile cast iron with fully encapsulated vulcanized EPDM rubber(Approved for drinking water). The valve shall be compatible for buried applications and shall be safe to install in both horizontal and vertical positions. It shall have electrostatic epoxy coating (approved for drinking water) both inside and outside of the valve. Cost on account of Nuts, bolts, gaskets, etc required for the job is included in the scope of work. The job includes providing and fitting of 02 nos. M.S flanges perfectly adaptable to the inbuilt flanges of the valve which shall be fitted with Rising main of the pumping unit at appropriate spots as per site requirement. Size: 100mm PN: 1.6/16

Providing, fitting , testing and commissioning of 50mm diameter ARV (Air Release valve ) as per IS 14845 to be fitted to G.I rising Main. The ARV Shall have the following specifications: (as per Annexure "A")

Fabrication of gantry mechanism/CGI Shed by way of providing Structural steel in built up sections , trusses and framed work, including cutting , hoisting , fixing in position and applying a priming coat of approved steel primer all complete welded

Supply, Installation and Testing of 35 Sq mm XLPE Aluminum H.T cable (ABC type ) of 11 KV grade with following specs. Size (cross sectional area in sq mm) = 3×35 with reinforced wire Phases: Red, Yellow, Blue

Providing and fitting of Anchoring clamps comprising clamp body , plastic wedge, steel bill bracket , straps and buckles or nuts and bolts required for holding of 3 – Core , 35 Sq. mm H.T AB Cable.

P/F of 11 KV cable termination kit for connecting 35 Sq mm XLPE cable (ABC type) with the existing HT line near tapping point and HT transformer.

Providing and fitting of 16 Sq.mm , 3-Core flat submersible copper cable conforming to IS: 694 (Part 1st) – 1964 & IS: 694 (Part 2nd) - 1964 for Submersible Pumping Unit and other electrical Equipments . The cable connections terminal shall be fitted with copper thimbles of required size.

Providing and Fitting of 3 /3.5/2-Core, XLPE Armoured Aluminium Cable conforming to IS: 7089 part 1st as service line from the HT transformer to control panel including necessary thimbling, crimping, taping etc. NOTE:- The cable terminal ends for connection to switchgear at various requisite points shall be Al. Thimbles of dowel’s make and of appropriate size and connected by hydraulic crimp tool only. i) 50 sqmm , 3.5core, LT ,1.1 KV

ii) 10sqmm, 2 core, LT , 1.1 KV

P/I of earthing station for substation, LT panel, DG set and stabilizer comprising of company fabricated earthing electrode as per IS: 3043. The job includes Auguring of bore of required dia/depth for installation of electrode along with backfill compound mixed with soil and all other items required thereof for achieving the best result. The job includes connecting of electric gadgets through GI strip as per relevant standards. Safe earthing electrode size : 80 mm dia , Length : 2000 mm Back fill compound : 30 kg

Providing, installation, testing and commissioning of area lighting 120 Watt LED (Street Light Type) on top of octagonal pole vide item No.36 Having following specs: Input: 90-240 V 50 Hz Power Factor: >0.9 Colour Temperature: 4K - 6.5K Beam Angle: 120˚ - 170˚ Lumens: >12000 Operating Temperature: -20˚C to 60˚C The LED is pressure die cast aluminum housing with power coated finish and having Ingress Protection up to IP-68. The LED is to be properly fitted on the arm of the pole and connected to the copper wire as directed.

Providing, Installation and testing of 2KVA fully automatic voltage stabilizer with input voltage 70-240 V and output 220 V. The stabilizer shall be installed and connected to the electric circuit as per location provided by site incharge.

Supply, installation, Testing & commissioning of 1000VA Full Sine wave power inverter (Make: Reputed) including Providing / Installation of 12V, 180AH Tubular inverter Battery with trolley and cover. (Make: Reputed) with 2-core 6mm2 Cu wiring as per site requirement along with other accessories like SS-Combine (02 No’s), 3-pin plugs etc of reputed make for proper fitment and installation of the item.

Providing, laying & fixing with adhesive/bonding material of insulation rubber mats on the floor of the pump house, covering area around electro-mechanical machinery for safeguarding the life & limb of the workmen due to possible leakage of current & short circuit. The floor surface shall be made good & shall be free from dust, grease, foreign material & moisture free. The mats shall be as per IS 15652:2006 & shall have the following specifications: - Composition: Rubber (synthetic mats for electrical purpose) Thickness: - 2.5mm Size: - 1M wide. The rubber mats shall be accepted with manufacturers test certificate.

TOOL KIT For Maintenance: - The Tool Kit for maintenance shall comprise of the following and all the items as mentioned below shall be of : Providing of tool kit consists of following items (as per Annexure "A")

Providing of good quality bedding for night stay/Shift consisting of: - i) Mattress with warm cover size 6'x3' (6Kg)- 02 No’s ii) Quilt with warm cover size 5'x8' (6Kg)- 02 No’s (as per Annexure "A")

Fabrication of 6’ x 6’ angle iron bed by way of providing and fitting of Structural steel in built up sections , trusses and framed work, including cutting , hoisting , fixing in position and applying a priming coat of approved steel primer all complete welded

Providing and fitting of 19 mm thick multilayered ply sheet of size 6 x 3 feet , 2 no’s including cutting , fixing all complete including painting of the play sheet by one coat of primer and two coats of enamel paint

Providing of solar/electrical lantern chargeable on both solar & electrical 220v supply.

Providing of bamboo ladders 18 feet long along with 15 feet long Link rods and HT Glove pair (01 No each)

Providing of 1 KW heat convector for operators for winter season

Providing and fitting of 01 No. LED (scroll type) sign board fabricated out of stainless steel and metal showing the names of water supply scheme and the Department. (Size: 6’×1’6” = 9 sft).

Painting of poles Red oxide

Painting of poles Aluminum paint

P/F Danger Plate with clamps

Providing and fixing G.I Barbed wire for anti climbing

Providing and fixing of anti climbing devices with clamps

Supply, Installation, Testing and commissioning of Polymeric Gang operated Air break switch, outdoor type, triple pole, suitable for vertical installation, single break provided with locking arrangement at both ON and OFF position consisting of HT post double insulator, copper or copper alloy high pressure heavy contact assembly, rod with bearings , operating handle and 2 length of 32mm dia. GI pipe conforming to IS 1818 1961, 06 No. of insulators, rated voltage 11KV 200A complete as per IS specs.

Providing and fitting of 01 No. angle iron/sheet metal board duly painted showing various specifications of the mechanical and electrical equipment installed at site of appropriate sizes.

Steel work in built up tubular (round, square or rectangular hollow tubes etc.) trusses, construction of liner etc. including cutting , hoisting , fixing in position and applying a priming coat of approved steel primer , including welding and bolted with special shaped washers etc. complete Electric resistance or induction butt welded tubes.

Earth work in excavation by manual means in trenches for foundation, drains, pipes, cables (not exceeding 1.5 m in width) and for shafts , wells , cesspits and the like not exceeding 10 sqm on plan, including dressing of sides and reaming of bottom lift upto 1.5 m, including getting out excavated earth and disposal of surplus excavated earth as directed. In all kinds of soil 01 m from the cutting edge

Providing and laying in position cement concrete of specified grade including curing but excluding the cost of centring and shuttering . all work upto plinth level with 1: 2 : 4 mix (1 cement , 2 coarse sand , 4 graded stone aggregate 20 mm nominal size)

Providing and laying of stone soling including manual compaction

Carriage of sand , stone aggregate by mechanical transport including loading , unloading and stacking (average distance-5km)

Carriage of soling stone by mechanical transport including loading , unloading and stacking (average distance-5km)

Carriage of cement/steel/CGI sheet/GI pipes below 100mm dia and other heavy materials by mechanical transport including loading , unloading and stacking (average distance -25Km)

Shifting and laying of 100 mm dia G.I class –c Pipe

Shifting and fitting of Modular control panel , 75 KVA voltage stabilizer

Shifting and fitting of High mast Hexagonal pole lighting pole. The job includes providing and fitting of 6no. 20mm dia. 1.5 feet long bolts along with nuts

Providing, fitting and welding of M.S Flanges conforming to BIS 6392/1997 Table 17 (Rating PN16). The flanges shall be double welded both from inside and outside of the pipe using standard electrode of reputed make. Flanges (as per IS 6392/1997 Table:17) (as per Annexure "A")

Shifting and installation of overhead grantry

Rayees Electric Engineering Works