|
Tender For Supply, Installation, Testing And Commissioning Of Electro- Mechanical Equipments Within Intermediate Pumping Stations 02 Nos Under Sewerage Scheme Zadibal- 1 Part-A Civil:Clearing jungle including uprooting of rank vegetation, grass, brush wood, trees and saplings of girth upto 30 cm measured at a height of 1 m above ground level and removal of rubbish upto a distance of 50 m outside the periphery of the area cleared. 2 Earth work in excavation by manual means in trenches for foundations, drains, pipes, cables etc. (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 ramming of bottoms lift upto 1.5 m, including getting out excavated earth and disposal of surplus excavated earth as directed (All kinds of soil). 3 Supply, installation, testing and commissioning of 315mm (OD) HDPE of grade PE 80 and pressure rating PN-10 (maximum permissible working pressure = 1.00 MPa) pipe confirming to the standards/specifications as per IS:14333:1996, including supply, fixing, testing and commissioning of flanges, sealing gaskets with polypropylene adhesive (PE-PP), stainless steel nuts, bolts & washers of required dia, including jointing, testing and commissioning including all the carriages by way of manual/mechanical boats upto site of work including loading/unloading etc. The job shall also include providing and fixing of other allied accessories of required specifications wherever necessary viz collars, bends, elbows, tees etc. (complete job). 4 Supply, installation, testing and commissioning of two halved PU filled MDPE pipe floats with following specifications ID = 315 mm, OD = 670 mm, length = 1000 mm, reserve buoyancy at half submersion = 208 Kg (+/- 2 Kg), PE Hexene grade with 11 UV as per marine grade, PE density = 0.939 g/cm3, MFI = 3.20 to 4.00 g/10 min including stainless steel assembly kit (i.e; nuts, bolts, washers etc.) of marine grade SAE 316L and all the carriages upto site of work including loading/unloading etc. (Complete job). 5 Filling available excavated earth (excluding rock) in trenches, plinth, sides of foundations etc. in layers not exceeding 20 cm in depth, consolidating each deposited layer by ramming and watering, lead upto 50 m and lift upto 1.5 m. 6 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: 7 1:4:8 (1 cement : 4 coarse sand : 8 graded stone aggregate 40 mm nominal size) 8 Providing and laying in position specified grade of reinforced cement concrete including curing but excluding the cost of centering, shuttering, finishing and reinforcement. All works upto plinth level 9 1:1½:3 (1 cement : 1½ coarse sand : 3 graded stone aggregate 20 mm nominal size) 10 Reinforcement for RCC work incl. Straightening cutting, bending, placing in position and binding all complete (Thermo Mechanically Treated Bars). 11 Providing and laying S&S Centrifugally Cast (Spun)/ Ductile Iron Pipes conforming to IS : 8329 (300 mm dia Ductile Iron Class K - 9 Pipes). 12 Providing and laying S&S C.I. standard specials such as tees, bends, collars, tapers, caps etc (Heavy class) Up to 300 mm dia. 13 Carriage of Materials by Mechanical Transport from Source to site of work: - 14 Stone soling from Athwajan Avg. 12kms 15 Stone Agg. Below 40mm from Athwajan Avg. 12kms. 16 Sand from Ganderbal Avg. 16kms 17 Cement & Steel Avg. 6kms 18 Part-B Mechnanical: Providing / installation / testing / commissioning of 300M3/Hr (03-Cusec) capacity single stage fast pull out type submersible pumping unit to have non-clogging impeller conforming to latest IS codes and standards with manufacturers test certificate The pump to have a stationary arrangement and to be supplied and installed with pump connector / pedestal unit connected to the pump support bracket with suitable diaphragm to make a leak proof joint. The pump connector to be fitted /grouted on the sump floor on a suitable concrete foundation to be laid upto the suitable depth as per site requirements or as per recommendations of OEM, for which tools tackles, Labour, foundation material including Reinforced Concrete, mild steel rods, shuttering and maintaining ofzero level of sewage within the sump shall be arranged by the contracting agency and is included in the job...Contd as per Annexure A) 19 Allied Mechanical WorksSupply, fabrication testing, laying, connecting and commissioning of mild steel, 8inches Diameter, 6.3 mm delivery conductor from outlet of pump up tomanifold,complete with nuts, bolts, diffuser, gaskets etc. The length of delivery conductor required to be supplied, fabricated, manifold is approximately 10 Meters for each pumping unit. The job further includes providing and applying of anticorrosive treatment consisting of two coats of metal primer and two coats of enamel paint. 20 Providing and fitting of MS flanges 200mm nominal diameter fabricated out of 12 mm thick MS plate having PCD and number of holes as per IS specification. The flanges shall be welded through electric arc welding of adequate strength and consistency using “Ador” make electrodes. The job also includes cost on account of MS nuts/bolts and gaskets etc. 21 Supply, fabrication, testing and commissioning of MS Composite Bends fabricated out of 8” dia MS Pipe to be connected to the MS Delivery Conductor of Pumping Units through electric arc welding. 22 Supply, installation, testing and commissioning of Ductile iron construction, 8” diasluice valves with bolted bonnet, inside screw, non rising stem and hand wheel operated having PN rating 1.0 and confirming to IS 14846. The firm shall have to furnish valid test certificate from OEM regarding sl. No/specifications/construction of material/rating of sluice valve. 23 Supply, installation, testing and commissioning of 8” diaDuctile ironconstructionnon return (reflux) valves, with flanged ends in swing type design confirming to IS 5312 Part I within the delivery Conductor of Pumping. The firm shall have to furnish valid test certificate from OEM regarding sl. No/specifications/construction of material/rating of Non-return valve. 24 Gantry over sump: Fabrication, providing, fitting of M.S gantry over sump.Columns of gantry are to be fabricated out of ISMC-150, 3mtrs long placed face to face 75 mm apart held together through 6mm thick MS plates 225 X 150 mm at 04 places on both sides.300X300mm MS plates 12mm thick are to be fitted on top and bottom side of column .Bottom plate is to be welded to the reinforcement of the sump top and grouted in it. ISMB-200,5 mts long is to be placed and welded to the top plate of the columns.The job also includes Providing and Fitting of one no. 3-tonne capacity chain pulley block with monorail. The job further includes providing and applying o f anticorrosive treatment consisting of two coats of metal primer and two coats of enamel paint. 25 Distribution/Control PanelProviding, Fitting and Commissioning of electrical distribution/Control panels comprising of 01 No. incoming feeder 03 No. outgoing feeders and 01 No. auxiliary feeder. The incoming feeder shall consist of:- i). 400 Amp, 4 pole,36 KA MCCB.ii) 400 Amp TPN Aluminium Bus Bar.iii). 400 Amp, 4 pole 415 volt Change over switch.iv)(0-500V) Digital voltmeter with selector switch...Contd as per Annexure (A) 26 Supply, Installation, testing and Commissioning of 3 phase, 100 KVA Digital Micro-controlled Servo Voltage Stabilizer. The Digital Micro-controlled Servo Voltage Stabilizer shall have the technical specifications as given below:Capacity= 100 KvaInput voltage = 150-460 Volts (Phase to phase) 90-260 Volts (Phase to neutral)Output voltage = 400 Volts +1% (Phase to phase) 230 Volts +1% (Phase to neutral)Type = Suitable for 100% BALANCE/ UNBALANCED LOAD...Contd as per Annexure (A) 27 Electric Cabling Providing, Fitting, Testing, Installation and Commissioning of 185 mm sq. 3.5 core aluminiumarmoured cable XLPE Sheathed PVC insulated conforming to the latest IS Codes 1554,from Substation up to the main distribution Control Panels. (The item shall be supported with manufacturer’s test certificates). 28 Illumination of pump house premises :Illumination of pump house premises with25W LEDstreet lights of Havells maketo be erected on 7 mts long M.S pole 5mm thickwith varying diameters of 125mm, 80mm, 75mm. with single arm complete in all respects which includes LED lamps, cabling, earthing etc. supply and erection of steel tubular poles is included in the job. 29 Electrification of pump station:Electrical circuits are to be carried out in 3/20 & 7/20 pvc insulated copper cable for lighting and heating points respectively.The cable is to be laid through pvc channels ,bends ,T’s fitted on the walls by gutties etc. The circuit should be complete in all respects fitted with 6/16Amp. MCBs, MCB boxes etci. Lighting point with 09 watt LED lamp with on/off switch/ wiring etc. (06 No.)iii. Heating point in 7/20 pvcinsulated copper cable along with 15 amp, switch socket combine (03 No)iv. 300mm dia swap exhaust fan ( 02 No.)v. 1200 mm dia swap fresh air fan (01 No).vi. Shock proof chequered rubber matting 11kv grade 1x2mx15mm = 8 sq mts.Make= Bajaj, Havel’s, Anchor, Legrand, Khaitan, Usha, HPL. 30 Supply, installing, testing and commissioning of silent type Diesel Generating set, having prime mover rating of 125kva, 415 volts at 1500 RPM, 0.8 Lagging power factor, suitable for 50 HZ, 3 PHASE system. The D.G. set shall be consisting of the following: (a) Diesel Engine4 stroke cycle, Radiator cooled, electronic start, capable of developing rated output of minimum 156 Hp at rated speed of 1500 RPM and suitable for operating at an altitude of 1700 metres above mean sea level with -13 degrees celcious to +40 degrees celcious ambient temperature and 60% relative humidity. The DG set shall confirm to BS 5514, BS 649, IS 10000 and shall be capable of taking 10% overloading for one hour after 12 hours of continuous operation...Contd as per Annexure (A) 31 Provision for creation of 100 KVA Electric substation complete with errection of ST poles,HTcables,HTTrivectormeter and all necessary mountings &accessories.The cost on this account shall be directly transferred to Electric Division IV Khanyar for creation of substation against work done estimate.
|
