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| 1 | Supplying all materials, fabricating, fixing of Manual SS Screen new Rack for the Coarse Screen (Manually Cleaned, Stainless Steel/Mild Steel, 20-50mm spacing) across the screen chamber channel (fixed type) at 45° inclination including cost of screen grab bucket and arrangement for manual scrapping clogged materials as per drawings, tender specifications and as directed by Engineer in Charge including cost of all materials and labour charges etc.as per the satndred specification |
| 2 | Supplying all materials, fabricating, fixing of new Trash Try connecting the disposal pipes including cost of all materials and labour charges etc.as per the satndred specification |
| 3 | Supplying all materials, fabricating, fixing of Manual SS Plate for the coarse screen With 14 SWG sheet with epoxy coated cover IP 65 including cost of all materials and labourcharges etc., |
| 4 | Replacement of Hydraluic System for the Fine Screen including cost of all materials and labour charges etc.as perthe satndred specification |
| 5 | Supply, delivery and fixing of handrails around the walkway using 40mm size MS pipes for vertical posts at an interval of 1.50m and to a height of 0.90m and 32mm MS pipes horizontally at top and 25mm MS pipeshorizontally at middle including cost of welding, labour charges etc complete and as directed by TWAD Board officers.including cost of all materials and labour charges etc.as per the satndred specification |
| 6 | Servicing of the existing Mechanical Coarse Screen & Fine Screen. Replacing of bearing, chain alignment, motor break checking and lathe works including complete repair as perstandared specification |
| 7 | Supply & Installation of shaft alongwith bearing for Fine screen.Removing the old shaft and reconditiong the shaft lathe work and assembling of the same. including cost of all materials and labour charges etc.as per the satndredspecification |
| 8 | Replacing the existing cover of the Screen control panel and contactors ir required . With 14 SWG sheet with epoxy coated cover IP 65 including cost of all materials and labour charges etc.as per the satndred specification |
| 9 | Servicing of the Grit Machanism including cost andconveyance of all materials and labour charges as per the satndred specification |
| 10 | Replacement of Screw classifier with new one includingcost and conveyance of all materials and labour charges as per the satndred specification |
| 11 | Supply and installation of new deflector plates including cost and conveyance of all materials and labour charges asper the satndred specification |
| 12 | Servicing of the existing Gates and replacement of Handwheel . Dismantling of stem & shutter, servicing and assembling the same for functional condition. including cost of all materials and labour charges etc.as per the satndredspecification |
| 13 | Earth work Open excavation by Mechanical Means for Open Earthwork in all soils and sub-soils and to full depth as may be directed except in rock requiring blasting inclusive of shoring shuttering, bailing out water wherever necessary and depositing the surplus earth within the compound in places shown by the departmental officers with an initial lead of 100 mts and clearing and levelling including dressing of sides and raming of bottoms etc., complete complying with standard specification and as directed by the departmental officers. (Depth Upto 0 to 2.40m Below GL) |
| 14 | Earth work Open excavation by Mechanical Means for Open Earthwork in all soils and sub-soils and to full depth as may be directed except in rock requiring blasting inclusive of shoring shuttering, bailing out water wherever necessary and depositing the surplus earth within the compound in places shown by the departmental officers with an initial lead of 100 mts and clearing and levelling including dressing of sides and raming of bottoms etc., complete complying with standard specification and as directed by the departmental officers. (Depth Upto 2.40 to 3.40m Below GL) |
| 15 | Earth work Open excavation by Mechanical Means for Open Earthwork in all soils and sub-soils and to full depth as may be directed except in rock requiring blasting inclusive of shoring shuttering, bailing out water wherever necessary and depositing the surplus earth within the compound in places shown by the departmental officers with an initial lead of 100 mts and clearing and levelling including dressing of sides and raming of bottoms etc., complete complying with standard specification and as directed by the departmental officers. (Depth Upto 4.40 to 5.40m Below GL) |
| 16 | Cement Concrete 1:5:10 (One Cement, Five crushed stone sand and Ten hard broken stone jelly) using 40 mm gauge hard broken granite stone jelly for foundation including dewatering wherever necessary and laid in layers of not more than 15 cm thick well rammed, consolidated and including curing etc. complete complying with standard specification and as directed by the departmental officers. - Mixing by manual means |
| 17 | Supplying and erecting steel centering including necessary supports for plane surfaces for Reinforced Cement Concrete works such as column footings, column pedestals, plinth beams, grade beams, staircase steps, Sill slabs etc. which require only nominal strutting using mild steel sheets of size 90cm x 60cm and 10 BG stiffened with welded mild steel angles of size 25mm x 25mm x 3 mm for boarding, laid with silver oak joists of size 10cm x 5cm &7.5cm x 5cm as support runner , vertical stiffener, side support and Top Horizontal stiffener spaced at about 60cm to 90cm centre to centre or at suitable intervals etc. complete in all floors complying with standard specifcation. (Payment for centering shall be given after the concrete is laid). |
| 18 | Supplying and erecting centering for sides and soffitsincluding necessary supports |
| 19 | Supplying and erecting centering for plane surfaces such asRCC Floor Slab, Roof Slab, Loft, Landing Slabs, etc with |
| 20 | Providing and laying in position Standardised Concrete Mix M-20 Grade in accordance with IS 456 - 2000 using 20mm and down graded hard broken granite stone jelly for all RCC items of works with minimum cement contenet of 325Kg/ cum and maximum water cement ratio of 0.55 including admixture (Plasticiser / super plasticiser) in recommended proportions as per IS 9103 to accelerate, related setting of concrete, improve workability without imparing strength and durability with about (5.0cum), 7730Kg of 20mm machine crushed stone jelly and with about (3.3 cum), 5156kg of 10 - 12mm machine crushed stone jelly and with about (4.79cum) 7670 kg of Crushed Stone Sand (M- Sand), but excluding cost of reinforcement grill and fabricating charges centering and shuttering but including laying, vibrating with mechanical vibrators, finishing, curing, etc and providing fixtures like fan clamps in the RCC floor / roof slabs wherever necessary without claiming extra cost etc., complete complying with standard specification and as directed by the departmental officers - |
| 21 | Suppling and fabricating and placing in position MS (or)R.T.S. bar for reinforcement to all RCC works as per the design given including cost of steel and binding wire also in all floors. |
| 22 | Supply and delivery of submersible centrifugal sewage non- clog pumps, vertical spindle typepump, wear resistance with submersible motor for the various duty conditions. Pump shallbe capable of handling min 100 mm solid size with sewage specific gravity of up to 1.05.Pump shall be of robust construction, Liquid passages shall be finished smooth and designed asto allow free passage to solids. Pump Impeller should be of Non-clog semi open type, singlevane / multi vane preferably contra bloc or vortex impeller design. Double mechanical seal withsilicon carbide faces should be provided to protect the motor from ingress of sewage along theshaft. The critical speed of the rotor shall be at least 30% above the operating speed. Pumpsshould have double bearings between the pump & motor. The bearings life shall be minimum100,000 hrs of operation with greased for life. Pump should be provided with automatic couplingdevice including pedestal, duck foot bend, stainless steel guide pipe or related accessories ofsuitable size to facilitate lifting and lowering into guide rails for easy maintenance. Pump shallbe provided with a stainless steel lifting chain conforming to BS 970 Gr 304. Pump speed shallbe of 9600 rpm for high duty pumps and 960/1450 rpm for low duty pumpsets. Casing andimpeller should be of CI Gr. FG 260:IS210 more preferably with hardened impeller.Shaft shouldbe of stainless steel AISI 410. All the fasteners and boltsshall be of AISI 410.The submersible |
| 23 | Supply and fixing of Fine Bubble Tube Diffuser : Model : AFT-N31000E, Shape of Aerator : Tube Type, Size of Aerator : 92mm dia x 1000mm long, Type of Bubble : Fine Bubble, Bubble size : (1-3)mm, Details of Fittings per Aerator: PVC Pipe support, 2 Nos, SS memrane clips, 1no NPT End connector, MOC of Membrane : EPDM, MOC of Membrane support : PVC, MOC of Membrane Clamps : ss- 304, MOC of End Connector : ABS, Size of End Connector: 3/4\\" NPT, Temperature Tolerance : 90Deg.c Effective area of membrane : 0.22sqm, Air throughtput rate per diffuser : (6.5-13) cum/hr, Design floe for 24hoursoperation. |
| 24 | Servicing of the existing Blowers .Replacement of new set of Bearings, rings, Oil seal, Gasket,Pressure Gauge and lubirication oil including cost of all materials and labourcharges etc.as per the satndred specification |
| 25 | 75hp Air blower motor specification for STP, Technical Specifications: Motor Power: 75 HP (55 kW), Motor Efficiency: IE3 or IE4 Energy Efficient Class (as per IS 12615 / IEC 60034), Voltage: 415 V ± 10%, Frequency: 50Hz ± 5%, Phase: 3 Phase, Speed: Generally 1450 - 1500 RPM (4 Pole Motor), though VFDs are commonly used to |
| 26 | Supply at site, erection, testing and commissioning of electronic chlorine dosing system (gas filledChlorine) with all wetted parts in PP construction suitable for pumping Chlorine gas including boosterpumps, valves, suctions and delivery lines using heavy duty PVC tubes, gas line diffusers, emergencyrepair kit, FRP motor cover etc.complete with all accessories. Capacity : 500gm to 1kg/hr with 2nos of chlorine tonners including cost of all materials and labourcharges etc.as per the satndred specification |
| 27 | Servicing of the existing Centrifuge system . Dismantling the centrifuge system, bowl cleaning, replacing of bearing and assembly the same to working condition.including cost of all materials and labour charges etc.as per the satndred |
| 28 | Supply, Delivery and Fixing of 120W LED Street Light Fitting with LED ((LIGHT EMITTING DIODE) LOWER END)with Fittings including cost of material and all labour charges for loading, unloading and transport etc.., V-II Pg No-307 |
| 29 | Provision for GST 18% Please Enable Macros to View BoQ information |
