Annual Maintenance Contract And Supply Of Vital Components For Crawl Cat Dredger Pamposh And Hazratbal For The Year 2022 2023 -0 1 Scheduled Servicing Of Dredgers ( Hazratbal & Pamposh ) 2 Providing & Filling Of Engine Oil Of 20W40 Grade.Make:-Servo / Castrol / Shell 3 Providing & Fixing M. Oil Filterpart No:-3166554 Fleetgaurd 4 Providing & Fixing Gear Box Filterpart No:-3166554 Fleetgaurd 5 Providing & Fixing Fuel Filterpart No:- 3873576 Fleet Guard / 4084133 Or Equivalent. 6 Providing & Fixing Air Filter Inner / Outerpart No:- Af1848fleet Guard / Af 4055280 Fleet Guard 7 Providing & Fixing Auxiliarym.Oil Filterpart No:- Lf16029 Fleet Guard 8 Providing & Filling Of Hydraulic Oil 68 Grade. The Job Also Includes Draining Of Hydraulic Oil From The Machine And Filling Of The Fresh Hydraulic Oil.Make:-Servo / Castrol / Shell 9 Supply Of Castrol Multipurpose Grease.Make:-Castrol / Valvoline 10 Engine Side Repairs: 11 Complete Overhauling Ofkta 1150P 470 Hp Cummins Diesel Engine Of The Crawl Cat Dredgerwhich Includes Replacement Of Worn Out Parts. The Job Also Includes Complete Overhauling Of Fuel Pump And Testing Of The Same For 200Hrs Of Working Under Different Load Conditions. 12 Complete Overhauling Ofcummins Make Fuel Pump Of Kta 1150P Cummins Diesel Engine Of The Crawl Cat Dredger Which Includes Replacement Of Worn Out Parts And Fitting Of Repaired Fuel Pump And Injectors To The Machine As Site And Testing On Different Load Conditions. 13 Calibration Of Cummins Make Fuel Pump Of Kta 1150P Cummins Diesel Engine Of The Crawl Cat Dredgerwhich Includes Replacement Of Worn Out Parts And Fitting Of Repaired Fuel Pump And Injectors To The Machine As Site And Testing On Different Load Conditions. 14 Replacement Of 01 No. Injector Ofkta 1150P Diesel Engine Of Crawl Cat Dredger Head Including Replacement Of Parts. 15 Providing And Fitting Of Rear Oil Seal Set To The Mg 154 Kirloskar Pneumatic Gear Box Of The Dredger After Dislocation Of Gear Box And Bearing Housing. The Job Includes Providing And Fitting Of Oil Seal To The Bearing Housing. The Job Also Includes Refilling Of Fresh Oil To The Gear Box And Bearing Housing. Oil Shall Be Provided By The Authority. 16 Repairs Tomarine Gear Box, Kirloskar Make Model:-Mg514 / 2.3:1, Spec No:-504.800 , S.No:-Aa0011, By Way Of Dismantling Of The Gear Box. The Job Includes Replacement Of Damaged Clutch Plates, Damaged Gears, And Other Minor Repairs Required To Complete The Whole Job. The Job Also Includes Servicing / Cleaning Ofentire Gearbox Using Hsd And Dhoti Cloth Which Is To Be Arranged By The Firm. After Finishing The Repairs The Gearbox Is Tested For The Full Load On Full Load Conditions. 17 Supply, Installation, Testing And Commissioning Of Lube Oil Gear Box Pump Complete As Of Kirloskar Make.Part No:-5030220050 18 Gantry: 19 Providing And Fixing Ofmanually Operating Push Pull & Geared Monorail Trolley Of 05 Ton Capacity Of Indef Or Any Other Equivalent Make Along With Necessary Nuts Bolts , Clamps Etc. 20 Providing And Fixing Of05 Ton Capacity Chain Pulley Of Indef Make Or Any Other Equivalent Make Along With Necessary Nuts Bolts , Clamps Etc. 21 Hoses: 22 Providing And Fitting Of Sae 100 R2 Steel Wire Reinforced Hydraulic Hose Of Flange Type To The Crawl Cat Dredger .The Hydraulic Hose Should Have Following Specifications. The Job Includes Providing And Fitting Of Hydraulic O Ring With Id 25Mm And Od 31Mm.The Job Further Includes Providing And Fitting Of 04 No High Tensile Half Threadedbolts Having Length 75Mm And Dia 12Mm. 23 Id: 12.5Mm, Length :1.0 M , Wp 350 Bars, Flanges As Per Sample. 24 Id: 12.5Mm, Length :1.5M , Wp 350 Bars, Flanges As Per Sample. 25 Id: 12.5Mm, Length :2.0 M , Wp 350 Bars, Flanges As Per Sample. 26 Id: 12.5Mm, Length :3.0 Mm , Wp 350 Bars, Flanges As Per Sample. 27 Id: 12.5Mm, Length :4.0 Mm , Wp 350 Bars, Flanges As Per Sample. 28 Id: 12.5Mm, Length :5.0 Mm , Wp 350 Bars, Flanges As Per Sample. 29 Providing And Fitting Ofsae 100 R2 Steel Wire Reinforced Hydraulic Hoseof Adaptor Type To The Crawl Cat Dredger. The Hydraulic Hose Should Have Following Specifications. 30 Id: 12.5Mm, Length :0.5 M , Wp 250 Bars, Adapters As Per Sample. 31 Id: 12.5Mm, Length : 2.0 M , Wp 250 Bars, Adapters As Per Sample. 32 Id: 12.5Mm, Length : 3.0 M , Wp 250 Bars, Adapters As Per Sample. 33 Id: 12.5Mm, Length : 4.0 M , Wp 250 Bars, Adapters As Per Sample. 34 Id: 12.5Mm, Length : 5.0 M , Wp 250 Bars, Adapters As Per Sample. 35 Providing And Fitting Of Seamless Hydraulic Pipes Of High Grade Steel Materialfor Following Dia. For The Crawling Legs / Engine Room / Ladder Hoist Assembly Of Cat Crawl Dredger Capable Of Withstanding Pressures Upto 350 Bars. The Job Is Inclusive Of Providing And Fitting Of Fittings Of Bends, Nipples Etc. Of Stainless Steel Material To Make The Job Complete. The Job Also Includes Painting A Coat Of Red Oxide Paint To The Hoses For Protection From Corrosion. 36 12.5 Mm 37 20 Mm 38 Providing And Fitting Of G.I B Class Piping With Bends, Fittings For Covering Drowned Portion Of Seamless Pipes. 39 1 / 2 Dia. 40 3 / 4 Dia. 41 Chasis Side: 42 Providing And Fitting Ofseal Kit Of Reputed Make For Swings Cylinder Of Cat Crawl Dedger.The Job Includes Includes Dismantling Of The Swing Cylinder From The Base And Shifting It To The Workshop For Repairs Followed By Extraction Of Damaged Seal Kit. The Job Then Includes Fitting Of New Seal Kit With The Following:I.01 No Seal Of Elastomeric Nitrile Rubber Sealing Element With Two Polyester Elastomer Back-Up Rings On Both Sides And 02 No. Polyoxymethylene Guide Rings To Absorb Transverse Forces.Ii.01 No. Wiper Seal Of Good Quality And Made Up Of Polyurethane / Nitrile Rubber Material.Iii.01 No. Rod Seal Made Up Of Elastomeric Nitrile Rubber With Back-Up Rings.Iv.07 No. Wear Guide Rings Of Sorts And Types Made Out Of Polymeric Material With Fibre Reinforcement Having Good Wear And Compression Strength.V. 02 No O Rings With Back-Up Seal.The Job Then Includes Reassembling Testing And Commissioning Of The Complete Unit. 43 Providing And Fitting Of Purlins Fabricated Out Of Ismc 75 And Cleats Of Different Sizes As Per Site Requirement. 44 Providing And Fitting Of Colour Coated ( Green ) Corrugated Sheets Of Gauge 26 For Roof Of Gantry Using J-Hooks Etc . 45 Removal Of Old Paint, Rust Dirt From The Hull Base And Complete Steel Structure Of The Machine Including 04 No Crawl Legs, Ladder Hoist Asembly, Gantry Along With The Side Fencing Etc. By Using Electric Driven Grinding Tool / Sand Blasting Equipment, Hand Scrapper, Wire Brushers And Sand Papers. The Job Includes Grinding The Surface Smooth For Easy Application Of The Base Coating Without Damaging The Base Pontoon And Steel Structure. The Job Is Inclusive Of The Tools And Tackles, Gen-Set, Sand Papers, Suitable Solvents For The Removal Of Grease And Debris From The Surface Of Approximate 350Mm2 . 46 Application Of Superior Quality Selfpriming Rust Encapsulating Modifier Marine Epoxy Coating Ofshades As Approved By The Site Engineer, To The Complete Steel Structure Of Dredger. The Crawler Legs, Cutter Ladder Assembly, Uder Water Hydraulic Tubes, 04 NoS Crawler Assemblies, Hull Base, Gantry Etc. Shall Be Applied With Marine Epoxy Coal Tar Paint. Cost Of Coating Base, Hardner, Suitable Epoxy Thinner And Strainer Are Included In The Job. The Job Is Inclusive Of The Tools And Tackles, Gen-Set, Sand Papers, Suitable Solvents For The Removal Of Grease And Debris From The Surface Of Approximate 350Mm2 . 47 Providing And Fitting Of 1200X1200x5mm Laminated Wind Screen To The Operators Cabin Including The Cost Of 1.5 Rubber Beadings Etc. 48 Providing Of Unitex Carpet Of The Size 9X12 On The Floor Of Operators Cabin On Crawl Cat Dredger. 49 Providing Of Ergonomically Deigned Chair Seat Cushion Made From Good Quality Memory Foam Having A Breathable And Washable Mesh Cover Which Features A Zippered Closure. 50 Providing And Fixing Of Thermocol Over An Area Of 120Sft Using Adhesive. 51 Repairs To The Cylinder Shaft Eye Of The Front Left Cylinder Assembly By Way Of Rebuilding Of Threaded Portion Of Using Ss Electrodes As Filler Material And Retaping Of Threads As Per The Sample. The Job Also Includes Fabrication Of New Cylinder Eye Complete As Per Sample. 52 Repairs To The Swing Cylinder Of Crawl Cat Dredger By Way Of Dismantling The Cylinder From The Location And Shifting The Same To The Workshop For Repairs. The Job Then Includes Rebuilding The Threaded Portion Of The Piston Using Ss Electrodes And Finishing Of Same To The Proper Size.Re-Threading Of The Piston Head To Match The Threads Of The Eye And Fitting Of The Piston To The Swing Cylinder Of The Dredger At Site Within Dal-Lake. The Job Also Includes Providing And Fitting Of Hydraulic Seal Kit Comprising Of Piston Seal, Dust Seal, Cylinder Seal, Bushes, O Rings Etc. 53 Providing And Fitting Ofdamaged 02 No. Bearings As Per The Sample Provided To The Gear Train Assembly. The Job Further Includes Cleaning / Servicingof The Monorail Assembly Using Hsd, Dhoti Cloth Which Is To Be Arranged By The Firm. 54 Providing And Fitting Of Purlins Following Dimensions Using Cleats, Welding Etc.I. ) Dia=25Mmii ) Thickness=4Mmiii ) Length=20 55 Providing And Fitting Of Colour Coated ( Green ) Corrugated Sheets Of Gauge 26 For Roof Of Gantry Using J-Hooks Etc . 56 Providing And Fitting Of 100Mm Dia, 0-250 Bars Burdoun Type Glycerine Filled Pressure Gauges To Monitor The Hydraulic Pressure Of Leg Cylinders, Swing Cylinders, Ladder Hoist Cylinder And Crawlers Along With Isolation Vales. The Pressure Gauges Are To Be Fitted In The Operators Cabin Of The Dredger. 57 Providing And Fitting Of 100Mm Dia, 0-10 Bars Burdoun Type Glycerine Filled Pressure Gauges To Monitor The Hydraulic Pressure Of Delivery Line Along With Isolation Vales. The Pressure Gauges Are To Be Fitted In The Operators Cabin Of The Dredger. 58 Providing And Fitting Of 100Mm Dia, -1-0 Bars Burdoun Type Glycerine Filled Pressure Gauges To Monitor The Vacuum Pressure Of Suction Line Along With Isolation Vales. The Pressure Gauges Are To Be Fitted In The Operators Cabin Of The Dredger. 59 Providing And Fitting Of 50Mm Dia, 0-25 Kg / Cm2 Burdoun Type Pressure Gauge To Monitor The Hydraulic Pressure Of Pneumatic Gear Box Along With Isolation Vales. The Pressure Gauges Are To Be Fitted In The Operators Cabin Of The Dredger. 60 Providing And Fitting Of 1200X1200x5mm Laminated Wind Screen To The Operators Cabin Including The Cost Of 1.5 Rubber Beadings Etc. 61 Dredge Pump: 62 Dismantling Ofdredge Pump And Bearing Housing Of Crawl Cat Dredgerby Way Of Dislocating Of Suction Pipe, Inspection Window, Deliverypipe, Suction Face Plate, Pump Impeller , Delivery Face Plate, Shaft Sleeve, Cooling Ring, Pump Gland. 63 Repairs To The Impeller Shaft Of Length 210Mm, Outer Dia 125Mm, Innerdia 100Mmas Per Sample. By Way Of Remelting Of Impeller Shaft Using Special ( High Carbon ) Electrode At The Worn Out Portion Of The Shaft. The Job Further Includes Finishing Of The Shaft On Lathe To Exact Profile And Curvature And Cutting And Removing Of Excess Material. The Rebuilding Of The Shaft Should Be Such To Slide Fit The Roller Bearings. The Job Also Includes Providing And Fitting Of 15Mm & 18Mm Palmative Packing And Then Testing The Shaft On Full Load. 64 Fabrication Of New Impeller Shaft Of Length 210Mm, Outer Dia 125Mm, Innerdia 100Mm Of High Grade Steel Material. The Job Also Includes Providing And Fitting Of 15Mm & 18Mm Palmative Packing And Then Testing The Shaft On Full Load. 65 Supply, Installation Testing And Commissioning Of Cylindrical Roller ( Tapered ) Bearing Of Following Specification, On The Impeller Shaft In The Bearing Housing. The Job Further Includes Providing And Fitting Of O Rings, V-Groove Type Oil Seal. The Bearings Shall Be Provided With V Groove Rubber O Rings As Per Sample Provided Of 02 Sets, Wear Resistant Polymer Oil Seals ( Big ) As Per Sample Provided 02 No For Bearing Housing, Rubber Seals For Pump Coupling 02 No. 66 Bearing No:-23224, Skf Or Other Reputed Make With O Rings. 67 Bearing No:-23222, Skf Or Other Reputed Make With O Rings. 68 Bearing No:-29324, Skf Or Other Reputed Make With O Rings. 69 Fabrication , Providing And Fitting Of Gun Metal Lantern Ring As Per Sample . 70 Fabrication , Providing And Fitting Of Carbon Steel Fixation Ringas Per Sample. 71 Fabrication , Providing And Fitting Of Thrust Ringas Per Sample. 72 Providing And Fitting Of Non-Asbestos, Graphite Filament Type Gland Packing 19 Mm Thick. The Packing Should Be Be Capable Of Working In A Wide Temperature Range, Pressure Upto 450 Bars And Density 0.9 To 1.3 G / Cm 73 Providing And Fitting Of Non-Asbestos, Graphite Filament Type Gland Packing 12 Mm Thick. The Packing Should Be Be Capable Of Working In A Wide Temperature Range, Pressure Upto 450 Bars And Density 0.9 To 1.3 G / Cm 74 Manufacture, Fabrication, Fitting, Testing And Commissioning Of Gunmetal Bushes For The Dredge Pump. The Jobs Shall Involve Casting Of The Gun Metal In Sand Cast Moulds With Sufficient Allowances To Accommodate Shrinkages. The Cast Should Be Done In Such A Way To Avoid Formation Of Blow Holes, Deposition Of Material Pellets And Composition Of The Gunmetal Shall Be Maintained As Per The Requirement Needed For Manufacturing Of The Bushes Of The Pumps. The Cast Gunmetal Bushes Shall Be Machined On The Lathe To Perfection Forming Smooth Profile And Surfaces In And Out And Shall Press Fit Into The Housing Of Dredge Pump And Dredge Pumpshaft. 75 Bush On The Outer End:I ) Od=150Mmii ) Id=125Mmiii ) Thickness=50Mmiv ) Collar Thickness=10Mmthe Bush Shall Be Provided With Groves Of 08Mm Width And 04Mm Depth And 08 No. Of Holes Shall Be Drilled Of Size Matching The Holes On The Casing Of The Pump At Equal Distance. 76 Bush On The Inner End For The Gland Flange:I ) Od=140Mmii ) Id=125Mmiii ) Thickness Of Bush=06Mmiv ) Collar Dia=150Mm 77 Cooling / Lubrication Ringi ) Od=150Mmii ) Id=125Mmiii ) Collar Thickness=10Mmthe Bush Shall Be Provided With Groves Of 06Mm Width And 04Mm Depth And 06 No. Of Holes Shall Be Drilled Of Size Matching The Holes On The Casing Of The Pump At Equal Distance. 78 Repairs To The Gland Flange Of The Dredge Pump By Way Of Rebuilding The Worn Out Area Using Special Carbon Electrodes And Then Finishing To The Proper Size And Profile. The Specifications Of The Finished Gland Flange Shall Be:I ) Od=140Mmii ) Id=125Mmiv ) Collar Dia=150Mmthe Gland Flange Shall Be Drilled With 04 No. Of Holes For Provision Of Nuts And Bolts At Equal Spacing. 79 Repairs To The Stuffing Box Of The Rear Pump Housing By Rebuilding And Providing And Fitting Of Steel Rings Of Specification As Under:A ) Outer Diameter=170Mmb ) Inner Dia=150Mmc ) Width=50Mmthe Steel Shall Be Welded And Finished Perfectly To The Rear Housing End And Drilling Of 06 No. Of Holes 10Mm Dia For Locking Of The Ring. 80 Fabrication, Providing And Fitting Of Gland Sleeve Of Ms Material As Per The Sample Provided. The Ring Shall Be Made Of The Three Parts With Interlocking Mechanism Provided With Nuts And Bolts As Per Requirement. 81 Fabrication, Providing And Fitting Of Suction Sidems Wear Platefabricated Out Of 40Mm Ms Sheet. The Wear Plate Should Have 750 Mm Dia And Should Have Pipe Collar Of Length 150 Mm Fabricated Out Of Same Plate. The Wear Plate Should Also Have Circular Seat And Three No Threaded Holes For Mounting As Per Sample. 82 Repairs To The Pump Impeller Faces And Four ( 04 ) No Impeller Vanes By Way Of Rebuilding Of Worn Out Portions. The Job Shall Includes Welding Of 12Mm Thick Ms Plates Of Size 150Mm X 50 Mm On The Leading Edges Of The Vanes Of The Impeller. The Vanes So Rebuild Shall Be Grinded And Finished To Exact Profileof Theoriginal Vanes .Further The Front And Rear Faces Of The Impeller Shall Be Rebuild By Refilling Of Cavities And Pits With Carbon Steel Electrodes. The Surfaces So Rebuild Shall Be Finished To The Exact Profile And Perfection By Way Of Grinding. The Job Further Includes Balancing Of The Repaired Impeller. 83 Repairs To The Dredge Pump Shell By Way Of Providing And Welding Of 5Mm Thick Ms Plate To The Inner Circumferential Surface Of The Pump Shell. The Job Includes Removing Of Old Worn-Out Plate Using Gas Cutter And Hand Grinder. 84 Reassembling Of Dredge Pumpafter Repairs Which Includes Relocating Of Suction Pipe, Inspection Window, Deliverypipe, Suction Face Plate, Pump Impeller , Delivery Face Plate, Shaft Sleeve, Cooling Ring, Pump Gland, Providing And Fitting Of 19 Mm Palmative Packing, Gaskets, Water Seal And Assorted Size Of Nuts And Bolts As Per The Requirement. 85 Hydraulic Pump: 86 Servicing To The Hydraulic Systemof The Crawl Cat Dredger By Way Of Dismantling Of All The Hydraulic Oil Moving Parts By Flushing Using ( Flushing Oil / Chemicals ) Of Whole Hydraulic System. The Jab Shall Include Replacement Of O Rings / V Rings Wherever Required And Necessary And Using Oil Sealents, Teflon Tapes Etc.The Job Includes Replcement Of Following:A ) Hydraulic Oil Filters For Suction Line-01 Setb ) Hydraulic Oil Filters For Return Line-01 Set. 87 Providing, Fitting, Testing And Commissioning Of Hydraulic Oil Cooler Assembly To The Hydraulic Oil Cooling System Of Crawl Cat Dredger. The Cooling System Shall Be Tested For Performance For Upto 48 Hrs Of Working. 88 Repairs To The Hydraulic Cooler By Way Of Changing The Damaged Circulation Pipes And Fixing Of Any Leakages If Any By Replacing The Damaged Pipes With The New Pipe Section. The Job Further Includes Testing Of The Hydraulic Cooler Under Different Working Conditions. 89 Servicing Of The Hydraulic Directional Valve Of Crawl Cat Dredger By Way Of Dismantling Of The Blocks / Spools And Other Allied Items Of Thedirectional Valve Assembly And Washing / Cleaning With Petrol And Cotton. Reassembling Of The Control Valve After Replacement Of O Rings To Stop Leakages And Then Testing On Full Load Conditions. 90 Suction / Discharge Pipe / Hdpe Pies / Valves: 91 Providing And Fitting Of 12 Flexible Suction And Discharge Hose Pipe Along With Flanges, Nuts And Other Necessary Connections. 92 Repairs To The Damaged Ms Suction / Intermediate / Delivery Pipe Offollowing Dia. By Way Of Dismantling The Existing The Pipe At Site And Then Cutting Out The Worn-Out Portion From The Pipe. The Job Then Includes Replacing The Damaged Portion With Ms C Class Black Steel Pipes Conforming To Is 1239 ( Heavy Class ) .The Job Includes Providing And Fitting Of Flanges, Nuts And Bolts Etc.The Job Includes Cutting Of 100 Mm Dia Hole, Fordewatering Of Water Fromthe Dredger Engine Room And Two No.25Mm Holes For Diaphram.The Job Further Includes Providing Andfitting Of 300 Mm Flanges To The Newpipe And Fitting Of New Fabricated Pipe To The Dredger At Site Which Includes Providing And Fixing Of Assorted Size Nuts, Bolts And Gaskets. 93 350 Mm 94 300 Mm 95 Providing And Fitting Ofcast Iron Sluice Valves Of Pn 1.6 Rating Flanged At Both Ends Of Following Sizes Complete With Rubber Insertion, Nuts, Bolts And Washers Etc. As Required. The Job Includes Providing And Fitting Of Flanges, Gaskets, Nuts And Bolts Etc. To Make The Job Complete. 96 300Mm 97 Providing And Fitting Of Nrv Of The Size As Per The Sample Provided. The Job Includes Providing And Fitting Of Ms Flanges, Nuts, Bolts, Washers Etc. To Make The Job Complete. 98 Repairs To The Existing Nrv By Way Of Dismantling It And Shifting It To The Workshop Followed By Fabrication , Providing And Fitting Of Pin Along-With Handle To Nrv Assembly. The Job Also Includes Minor Repairs Like Welding, Grinding, Selling And Applying A Coat Of Anti Corrosive Back Paint. 99 Providing, Fitting And Laying Of Pe-100 Hdpe Dredge Pipe As Per Is: 4984 With Ms Collar, And Minimum Thickness Of 12Mm. 100 Providing Fitting Of Nuts Bolts On Both Ends Of The Hdpe Flanged Pipes. The Bolt Should Be Half Threaded 8 Long And 19Mm Dia With Hexagonal Head Of Aluminium Alloy Material With Washers. 101 Gland Pump: 102 Supply, Installation, Testing And Commissioning Ofgland Pump Assembly To Crawl Car Dredger. The Specifications Of Are As Under:I. Make:- Kirloskarii.Type:-Db 32 / 25Iii.Head:-89 Mtrsiv.Size:-32X50mmflow:-6.5 Ltr / Secvi. Speed:-2900 Rpmthe Job Includes Removing Of Old Worn Out Pump Assembly From Dredger. The Job Further Includes Providing And Fitting Of 04 No. B32 V-Belts. 103 Repairs To The Gland Pump By Way Of Dismantling Of The Pump At The Site And Then: 104 Providing And Fitting Of Cast Iron Pump Impeller With Mechanical Seal, Nuts Bolts Etc. 105 Fabrication, Providing And Fitting Of New Ss 410S Shaftas Per He Sample Provided. 106 Fabrication, Providing And Fitting Of 02 New G.M Bushes To The Pump Housing As Per The Sample Provided. 107 Providing And Fitting Of 02 No. 6305 Ball Bearing To The Pump. The Bearing Should Be Of Skf ( Z-Series ) Or Ny Other Reputed Make. 108 Providing And Fitting Of New Pulley Of High Grade Steel Material As Per The Sample Provided. 109 Assembling The Gland Pump At Work Shop After Fitment Of New Parts. The Job Further Includes Providing And Fitting Of Palmative Packing, New Nuts And Bolts And Then Mounting The Back Back To Dredger. The Job Also Includes Testing Gof The Pump And Its Performance On Full Load. 110 Cutter Mouth Assembly: 111 Overhauling Of The Suction Cutter Assembly By Way Of Dismantling Of The Whole Cutter Unit From The Machinery By Using Suitable Tools And Tackles Including Tools, Wrenches, Fixtures Etc. And Removal Of The Following:I.Complete Cutter Shaft Assembly.Ii.Bearing Bushes Including Inner / Outer Plates.Ii.Bearing Housing.Iv.Mechanical Seal Ft953a.V.Clamping Plate.Vi. Spherical Roller Bearing.Vii.O Rings.Viii.Lock Nuts.Ix.Oil Seals.X.Cutter Seal Protection Sleeve.The Job Includes Inspection Of The Above Enlisted Items And Replacement Of Following And Damaged Ones Including Some Rebuilding / Fabrication Works.I.Speherical Roller Bearing.Ii.Mechanical Seals.Iii.Oil Seals.Iv.O Rings.V.V Rings.Vi. Bushing.Vii.Ht Bolts M-22X80mm Long & Ht Bolt And Nut-8.8 Grade.Viii. Nylon Washers.Ix. Grub Screws..The Job Includes Assembling All The Parts Sequentially By Usingproper Tools Tackles, Jigs And Fixtures Etc. And Refitting Of The Whole Assembly Too Ensure No Oil Leakages. The Job Further Includes Testing The Unit On Full Load Conditions. 112 Repairs / Replacement To Suction Cutter Mouth Assembly By Way Of Dismantling Of Assembly From The Ladder Hoist System And Site And Shifting The Same To Workshop And Repairs And Replacement As Under:I. Dismantling Of All The Debits The Of Both Cutter Assembly By Way Of Using Suitable Tools And Tackles In Order To Ensure You Receive Your Damage To The Cutter Mouth Assembly. The Job Includes Grinding Of Teeth Of Whole Mouth Assembly In Order To Keep It Ready For Providing And Fixing Of New Teeth.Ii. Providing, Fixing A Welding Of 48 Number New Teeth To The Cutter Assembly Of Crawl Cat Dredger Fabricated Out Of 5”X5” Leaf Spring, Machining Up With Exact Profile And To Is The Actual Size Of The Teeth. 113 Providing, Fitting Testing And Commissioning Of Hydraulic Hoist Cylinder Shaft Assembly To The Crawl Cat Dredger. The Job Includes Providing And Fitting Of All Necessary Seals, O Rings, Bushing Etc. Required For Making The Job Complete. 114 Repairs / Replacement To 04 No .Crawlers By Way Of Denting, Welding Wherever Required Followed By Replacement Of 02 No. 7” Long Stainless Steel Leg Bolts. 115 Repairs To The Cutter Ladder Swing Frame By Way Of Straightening The Frame Structure After Proper Heat Treatment And Hammering. The Job Includes Strening Of The Frame Structure By Providing And Welding Of 04Nos. 12 Mm Ms Cleats Of Lengthmm And Height Mm. The Job Further Includes Repairs To The Mounting Eye To Remove Ovality. 116 Repairs To The Cutter Ladder Hydraulic Cylinder Shaft After Dismantling Of Same From The Machine And Shifting To Workshop. The Shaft Has To Be Straighten On Hydraulic Press After Proper Treatment. The Job Also Includes Buffing Of Shaft To Remove Scratches From The Shaft. The Job Further Includes Replacement Of Hydraulic Seal Kit Comprising Of Shaft Seal, Piston Seal, Bushes, O Rings And Dust Seal. 117 Hire Charges For 14 Ton Hydra Crane On Hourly Basis For Lifting Of The Machinery / Equipment. 118 Crawl Legs: 119 Servicing / Repairs To Crawler Legs Of Crawl Cat Dredger. The Job Involves Dismantling Of The Submerged Crawler Legs At A Suitable Location Near The Shore Of The Dal Lake. After Dismantling Of The Legs, They Are To Cleaned From The Silt And Debris Collected On The Surface Using Pressure Washer. After Thoroughly Cleaning The Surface From Any Debri, The Crawler Is Checked For Any Defect And Damages. The Job Further Includes Servicing Of Crawler Motor And Gear Box By Way Of Draining Of Stale Gear Oil From The Gear Box And Then Cleaning The Fast Moving Parts Using Dieseland Dhoti Cloth. After Cleaning The Gearbox, Fresh Gear Oilis Poured In.The Job Also Includes Any Minor Repairs Which May Include Welding To Crawler Legs, Replacement Of The Damaged Ms Hydraulic Pipes ( Approximately 10 Mtr Length Of 20Mm Dia. ) , Replacement Of Damaged Hydraulic Hoses Of The Crawl Motors, Replacement Of Damaged O Rings In Order To Make The The Job Complete. The Job Also Includes Replacing Of Crawlergrease Pin And Greasing To The Crawler To Increase Chain Tension. The Gear Oil, Grease And Dhoti Cloth Shall Be Arranged By The Firm. The Job Is Inclusive Of Hire Charges Incurred On Account Of Hiring Of14 Ton Hydra Crane For Lifting Of The Leg, Cost Of Diesel & Labour. 120 Welding To The Leg Base Plate After Removing Of Bulge Material Using Gas Cutter And Hand Grinder. The Job Includes Welding To The Damaged Seamless Tubes And Other Flanges. 121 Repairs To Thehydraulic Cylinders Of Legsby Way Ofdismantling Of Same From The Machine And Shifting To Workshop. The Shaft Has To Be Straighten On Hydraulic Press After Proper Treatment. The Job Also Includes Buffing Of Shaft To Remove Scratches From The Shaft. The Job Further Includes Replacement Of Hydraulic Seal Kit Comprising Of Shaft Seal, Piston Seal, Bushes, O Rings And Dust Seal. 122 Providing And Fitting Ofseal Kit Of Reputed Make For Crawl Legs Of Cat Crawl Dedger.The Job Includes Includes Dismantling Of The Swing Cylinder From The Base And Shifting It To The Workshop For Repairs Followed By Extraction Of Damaged Seal Kit. The Job Then Includes Fitting Of New Seal Kit With The Following:I.01 No Seal Of Elastomeric Nitrile Rubber Sealing Element With Two Polyester Elastomer Back-Up Rings On Both Sides And 02 No. Polyoxymethylene Guide Rings To Absorb Transverse Forces.Ii.01 No. Wiper Seal Of Good Quality And Made Up Of Polyurethane / Nitrile Rubber Material.Iii.01 No. Rod Seal Made Up Of Elastomeric Nitrile Rubber With Back-Up Rings.Iv.07 No. Wear Guide Rings Of Sorts And Types Made Out Of Polymeric Material With Fibre Reinforcement Having Good Wear And Compression Strength.V. 02 No O Rings With Back-Up Seal.The Job Then Includes Reassembling Testing And Commissioning Of The Complete Unit. 123 Electric Side Repairs: 124 Major Repairs To The Self Stator Of Crawl Cat Dredger By Way Of Dismantling Of Self Assembly From The Machine At Site And Shifting Of Same To The Workshop. Dismantling Of Self Followed By Cleaning And Washing Of Dismantled Parts With Petrol And Dhoti Cloth And Reassembling With Replacement Of Following Parts.1. 24V Solenoid Switch01 No.2.Replacement Of The Damaged Armature.2. Carbon Brush 01 Set. ( 06 Pieces ) 3.Bush Set. ( 03 No. ) 4. Self Bendix 01 No. 125 Major Repairs To The 24 Volt Alternator / Dynamo Of Crawl Cat Dredge By Way Of Dismantling Of Self Assembly From The Machine At Site And Shifting Of Same To The Workshop. Dismantling Of Self Followed By Cleaning And Washing Of Dismantled Parts With Petrol And Dhoti Cloth And Reassembling With Replacement Of Following Parts.1.Replacement Of Damaged Armature.2. Carbon Brush 01 Set. ( 06 Pieces ) 3. Bush Set. ( 03 No. ) 4. Alternate Circuit 126 Minor Repairs To The Self Stator Of Crawl Cat Dredger By Way Of Dismantling Of Self Assembly From The Machine At Site And Shifting Of Same To The Workshop. Dismantling Of Self Followed By Cleaning And Washing Of Dismantled Parts With Petrol And Dhoti Cloth And Reassembling With Replacement Of Following Parts.1. 24V Solenoid Switch01 No.2. Carbon Brush 01 Set. ( 06 Pieces ) 3.Bush Set. ( 03 No. ) 4. Self Bendix 01 No. 127 Minor Repairs To The 24 Volt Alternator / Dynamo Of Crawl Cat Dredge By Way Of Dismantling Of Self Assembly From The Machine At Site And Shifting Of Same To The Workshop. Dismantling Of Self Followed By Cleaning And Washing Of Dismantled Parts With Petrol And Dhoti Cloth And Reassembling With Replacement Of Following Parts.1. Carbon Brush 01 Set. ( 06 Pieces ) 2. Bush Set. ( 03 No. ) 3. Alternate Circuit 128 Repairs To Theelectrical Wiring Which Includes Replacement Of Burnt Wiring, Damaged Switches, Fuses, Servicing To Self Stator And Dynamo. 129 Providing And Laying Of 1.5Mm2 Lt Wire 130 Providing And Laying Of 2.5Mm2 Lt Wire 131 Providing And Laying Of 4.0 Mm2 Lt Wire 132 Providing And Fixing Of Heavy Duty Battery Cable Multi Strands 6 Gauge ( Awg ) 150 Amp, 160 Long For -Ve And +Ve Including Battery Terminals, Thimbles Etc. 133 Providing And Fitting Of Digital Hour Metre Of Reputed Make For The Recording Time. The Job Is Inclusive Of The Cost Of Cabling Required To Connect The Metre With The Alternator. 134 Providing And Fitting Of Ampere Metre Of Reputed Make. 135 Providing And Fitting Of Digital Rpm Metre Reputed Make For The Recording Rpm. 136 Providing And Fitting Offog Lamps80 Watt / Led 20 Watt. The Job Is Inclusive Of Wire And Switches Required To Operate The Lights. 137 Miscelenous Jobs: 138 Providing And Fitting OfO Rings Of Different Sorts. 139 Providing And Fitting Of Speedometer Cable As Per The Sample Provided. 140 Providing And Fitting Of Hydraulic Pressure Cable As Per The Sample Provided. 141 Providing And Fitting Of Nuts And Bolts Of Different Size 142 Providing And Fitting Of 3 Pvc Pipe With Clamps. 143 Providing And Fitting Of 32 Mmpvc Pipe With Clamps. 144 Providing And Fitting Of 40 Mmpvc Pipe With Clamps. 145 Providing And Fitting Of Rubber For Crawler Pipes. 146 Providing And Fitting Of Manila Rope 147 Providing And Fitting Of Belts ( B-58 ) 148 Providing And Fitting Of M-Oil Pipeline 149 Providing And Fitting Of Exhaust Pressure Pipes. 150 Providing / Fabrication And Fitting Of Stainless Steel Pin Flange Type Pin For Swing Hydraulic Cylinder 151 Providing And Fitting Of Spherical Bearing ( Gesoes-2Rs Size Od=75Mm, Id=50Mm ) Of Any Reputed Make. 152 Providing / Fabrication And Fitting Of Ms Bush Of Assorted Size. 153 Providing Dhoti Cloth As Per The Sample And Size Provided Selected By Concerned Engineer. 154 Fabrication / Welding Of Damaged Structure, Leaked Areas, Leaked Pipes, Damaged Gantry Roofing Or Any Other Type Of Job That Requires Fixing By Way Of Welding With Sheet Metal Of Different Thickness And Sizes, Steel Channels, Angles Etc. 155 Fabrication Of Any Part Of Of The Machine In A Desired Geometrical Profile Using Ms Sheets, Channels, Angles, Tubar Sections, Ms Pipes As Per The Site Requirement. The Job Also Includes Applying Of Coat Of Painting Followed Bycoat Anti-Corrosivered Oxide Paint To Make The Job Complete. Any Tools And Tackle, Welding Kit, Gas Cutters, Labour And Transportation Are To Be Born Out By Contractor. 156 Welding Of Any Part Of The Machine As Per The Requirement At The Site. The Firm Is Responsible For Arranging Of Tools, Tackles, Welding Set, Welding Rods And Any Other Item Required To Complete The Job Is To Be Arranged By The Bidder. The Quantum Of The Work / Job Shall Encompass Any Number Of Welding Works To Be Carried Out Until The Whole Job / Work Is Finished. 157 Hire Charges For 14 Ton Hydra Crane On Hourly Basis For Lifting Of The Machinery / Equipment Inclusive Of The Pol Charges Per Hour 158 Supply Items: 159 Sitc Of Hydraulic Pump Of Make Porcelain Hydraulics Of Model Number:-4H14f0l82473, Code:-W3043518 For Crawl Cat Dredger. The Job Furtherincludes Complete Change Of Thefollowing Hydraulic Oil Filter Set:A ) Hydraulic Oil Filters For Suction Line-01 Setb ) Hydraulic Oil Filters For Return Line-01 Set.Also After Complete Overhauled The Job Includes Testing Of The Pump For At Least 200 Hrs Of Working After Proper Calibration. 160 Providing Of Batteries Of 180Ahof Exide Make ( As Per The The Existing Specifications ) 161 Providing Of Tools And Tackles Of Reputed Makes Like Taparia, Stanley Which Includes 01 Complete Set Of Double Ended Spanners, Ring Spanners, Square Drive Socket Set Of Vanadium Chrome Steel Material, Hammers, Pliers. 162 Providing Ofdouble Ended Spanners Taparia 6-32Mm Complete Set Of Chrome Vanadium Material & Adjustable Wrench.Make: Taparia / Stanley 163 Providing Ofring Spanners Set Taparia 6-32Mmof Chrome Vanadium Material.Make: Taparia / Stanley 164 Providing Of 1 / 2-Inch Square Drive Socket Set ( 27 Pieces ) .Make: Taparia / Stanley 165 Providing Of Allen Key Set. Make: Taparia 166 Providing Of 150 Mm Diagonal Pliers, 150 Mm Combination Pliers, 150 Mm Long Nose Pliers, 250Mm Groove Joint Plier Of High Quality Alloy Steel.Make: Taparia 167 Providing Of Multi Hand Tool Kit, Pipe Wrench Stillson 10, Claw Hammer 1 / 2 Lb Tubular Steel Handle With Rubber Grip, Water Pump Plier Slip Joint 10 Of A Reputed Make. 168 Providing Of Power Tools Like 800 Wpower Drillalongith Tool Bits Of Reputed Make Like Bosch, Black Decker, Dewalt. 169 Providing Of 850W Angle Grinder Including Cutting Blades Of Reputed Make Like Bosch, Black Decker, Dewalt. 170 Providing Of Portable Welding Set Of 300Aof A Reputed Make For The Machinery Along With Welding Torche, Electrode, Cables Etc. 171 Providing Of Ultrasonic Thickness Measuring Tool For Measuring The Thickness Of Sheet Metal Of Reputed Make With A Least Count Of 0.1Mm.The Device Should Be Able To Provides Quick & Precise Measurement Of Thickness For Most Of Industrial Material Such As Steel, Cast Iron, Plastic Etc. 172 Providing Of Digital Vernier Calliper 150Mm. 173 Providing Of 0.001 Mm ( Least Count ) Electronic Micrometre 25 Mm Screw Gauge Carbide Tipped Imperial / Metric System Digital Measuring Tool With Protective Case And Battery . 174 Supply Of 4-Stroke, Single Cylinder, Air Cooled, Horizontal Shaft, Over Head Valve With Following Specifications:Rated Power ( Kw / Rpm ) 2.9 Kw / 3600 Rpmnet Power ( Kw / Rpm ) 3.6 Kw / 3600 Rpmsuction Port Diameter ( Mm ) : 80Discharge Port Diameter ( Mm ) : 80 175 Providing Of Pressure Bucket Grease Pump With 5-8 Kg Grease Bucket Capacity Of A Reputed Make. 176 Supply Of Log Books In Triplicate ( 50 Pages Each ) As Per Sample Provided. 177 Supply Oftsf Leather Fur Boots With Polyurethane Sole, Light Weight Comfortable Suitable For Wet And Snow Conditions. Size Of The Shoes Shall Be As Communicated By The Concerned Officials. 178 Supply Of Waterproof Winter Jackets, Preferably Lightweight, Cosy, And Warm ( -5ºc ) Feel. With Added Features Include Protective Chin Guard, Full Front Zippers, And Pockets Of Following Specifications:Governing Specification- Confirming To Provisional Specification No. Ind / Tc / 4587 ( D ) Specificions:I ) Components Of Coat Ecc-Coat Ecc Consists Of Three Independent Components That Is Wind Cheater ( Waterproof ) , Insulating Layer And Waist Coat ( Sleeve Less ) .Ii ) Material Of Wind Cheater-Three Layer Waterproof Breathable Fabric, Dual Shade Og / White.Iii ) Material Of Insulating Layer- Batting Polyester, 100 Gsm, 2. Fabric Nylon Knitted Aluminized, 3. Fabric Nylon 75 Gsm White. Iv ) Material Of Waist Coat-Double Layer Bonded Polyester Fleece.V ) Size- Large
