Renovation / Repairing / Desilting Of Various Electrical And Mechanical Equipment / Units At Nilothi Stp, Phase-I (Re-Invited)

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( Re-Invited ) Renovation / Repairing / Desilting Of Various Electrical And Mechanical Equipment / Units At Nilothi Stp , Phase-I ( Re-Invited ) - 1 Pst No. 1, Nilothi Stp Ph.-1 Isolating The Pst From Inflowing And Out Flowing Channel By Closing Sluice Gate And Providing Gunny Bags To Ensure No Flow In The Pst. De-Watering The Stagnant Water The Pst With The Help Of Sewage / Sludge Submersible Pumps And Other Mechanical Means And Cleaning The Excessive Mud And Settled Sludge From The Site Manually Or By Using Mechanical T&P As Per Necessity With Proper Shuttering / Ramp Arrangements For Execution The Work With All Safety Measures Taken. 2 Providing / Fixing Of M.S Scraper Made From Ms Steel Of 8 Mm Thick From Ms Plate Of Size 210 Mm Width X 1800 Mm Long With Hard Squeezer As Per Sample. 3 Supply & Installation Of Hard Threaded Rubber Squeezers. ( Approx. 4” X 2.85 M ) 4 Overhauling Of Reduction Gear Box With Replacement Of All Damaged Bearing With Worn Out Bush & Machining Of Complete Body To Help Of Leath Machine To Replacement Of All Damaged Mechanical Parts With Required Oil Complete In All Respect. 5 Assembly Of Complete Internal Gear And Gear Box Assembly After Fixing Of Complete Turn Table Along With The Other Gear With All Safety Measures With Help Of Heavy Labour And Material Handling Equipment. 6 Erection / Installation Of The Complete Structure Pst After Assembly / Fixing The Above Material With Provision Of Weight To Align The Same 7 To & Fro, Loading & Unloading Charges, Alignment, Testing & Commissioning The Complete Pst After Completion In All Respect On No Load / Full Load. 8 Pst No. 3, Nilothi Stp Ph.-1 Isolating The Pst From Inflowing And Out Flowing Channel By Closing Sluice Gate And Providing Gunny Bags To Ensure No Flow In The Pst. De-Watering The Stagnant Water The Pst With The Help Of Sewage / Sludge Submersible Pumps And Other Mechanical Means And Cleaning The Excessive Mud And Settled Sludge From The Site Manually Or By Using Mechanical T&P As Per Necessity With Proper Shuttering / Ramp Arrangements For Execution The Work With All Safety Measures Taken. 9 Dismantling Of Reduction Gear Box And Motor From The Top Of Turn Table & Scum Arm By Removing Of Nut Bolts Etc. Removing Of Worm Shaft From The Gear Box. And Other Mechanical Fixtures From The Top Of Center Mechanism And Shifting To Workable Safe Place With Proper Safety Arrangements At Site. 10 Dismantling Of Complete Turntable Assembly And Central Drum Carefully With All Safety Measures And Other Mechanical Fixtures From The Top Of Centre Mechanism And Shifting To Workable Safe Place With Shuttering Arrangement & High Long Boom Crane With Hydra At Site At Stp With Lifting Of Bridge With The Help Of Mechanical / Hydraulic Jack And Chain Block Pulley At The Centre Of The Bridge With Taking All Precaution And Rest Of The Bridge With Suitable Packing / Mechanical Supports Vertically As Well As Crossed Of Pst By Welding Work As Required. 11 Dismantling And Taking Out The Worn Out Scrapper Arms ( Both ) & Canter Caze, Bridge Path And All Other Allied Rusted Structure Of Pst With The Help Of Gas Cutter , Man Power, And Lowering Lifting Tools And Tackles As As Per Site Requirement. 12 Making Temporary Plate From For Workable Place In The Pst Around The Central Caze With All T&P As Thrust Supports Jacks, Ms Pipe , Ms Plate, Rope Wire Complete With All Safety Equipments 13 Supply & Fixing Of 6 Mm Thick Scum Arm Ms Plate Length As Required Made Of Plate Channel Of Rectangle Shape With Replacement Of Ms Angle Of Size 75 X 75 X 6 As Per Site Requirement. 14 Repairing Of Scraper Arm By Cutting Of Worm Out Member Of Arm With Gas Cutting And Fixing Of New M.S Angle Of Size 65 X 65 X 6 Mm & 75 X 75 X 6 Mm, Ms Plate 8 Mm Of Different Length Is To Be Welding In Proper Support Arm & Replacement Of All Warn Out Members Of Both Arms Of Pst , As Per Manufactured Standard. 15 Providing & Fixing Of Chain Coupling Sprocket Wheel & Chain Set Made Out Exactly As Per Shapes , Size & Moc Of Sample. 16 Providing / Fixing Of M.S Scraper Made From Ms Steel Of 8 Mm Thick From Ms Plate Of Size 210 Mm Width X 1800 Mm Long With Hard Squeezer As Per Sample. 17 Supply & Installation Of Hard Threaded Rubber Squeezers. ( Approx. 4” * 2.85 M ) 18 Repair / Replacement Of Center Caze By Replacement Of Ms Angle Of Size 100 X 100 X 8 Mm And 75 X 75 X 8 Mm Inappropriate Length Along With Cross Member And Ms Plate Of Size 300 X 300 X 8 Mm In Balancing Way With Center Mechanism In All Respect. 19 Repairing Of Reduction Gear Box With Replacement Of Worm Shaft Of Main Gear To Replacement Of All Damaged Bearing With Worn Out Garari Machining Of Complete Body To Help Of Leath Machine To Replacement Of All Damaged Mechanical Parts With Required Oil Complete In All Respect. 20 Rehabilitation Of Existing Turntable Assembly For Noiseless Trouble Operation Of The Turntable Including Supply Of Components And Job Work As Required But Not Limited To The Following: -Repairing / Overhauling And Housing Straightening Repair, Machining, Polishing And Levelling Of Bevel Gear And Complete Centre Mechanism N-Welding Of Complete Worn Out Housing Using Special Purpose Electrode, Machining N-Hardening Of Complete Seat By Flame Surface Hardening N--Repairing Of The Seat In Both Portion Of Turntable Of Housing In Both Portion Of Turntable Of Housing By Special Type Welding Material As Repairing Of Seat In Bottom Of Centre Mechanism Of Boll Bearing Housing By Special Type Bearing Steel Welding Material Rods And Welding Of Complete Worn Out Ball Housing Making Proper Machining And Smooth Finishing After The Complete Bearing Seat Into Hard By Flame ( Temping ) Surface Hardening Of Bearing Ball In Appx. 2Mtr Dia In Round Shape As Per Job Requirement Repairing Of The Seat In Top Part Of Centre Mechanism Housing By Special Type Bearing Material Steel Welding Rods Welding Of Complete Worn Out Ball Housing Making Proper Machining And Smooth Finishing On Vertical Boring Machine And After This Complete Bearing Seat Into Hard By Flame Surface Hardening Of Bearing Ball Housing In Appx. 2Mtr Dia In Round Shape Also Making The Fixture For Clamped On Vertical Boring Machine As Per Job Requirement . N 21 Pasting Of Sealing Arrangements Leak Proof For Oil From Chamber With Cotton And Gland For Prevent Of Oil Up To Required Level And Fixed Of Middle Part Of Centre Mechanism To Proper Alignment. 22 Assembly Of Complete Internal Gear And Gear Box Assembly After Fixing Of Complete Turn Table Along With The Other Gear With All Safety Measures With Help Of Heavy Labour And Material Handling Equipment. 23 Repair Of Pst Drive Carriage As Replacement Of Ss Chain, Simplex Sprocket Wheel Set Along With All Buses And Needle Bearing. 24 Erection / Installation Of The Complete Structure Pst After Assembly / Fixing The Above Material With Provision Of Weight To Align The Same 25 Painting The Complete Pst Structure After Removing The Rust With The Wire Brush And Painting With One Coat Of Epoxy Primer And Two Coats Of Enamelled Paint As Required At Site As Under 26 To & Fro, Loading & Unloading Charges, Alignment, Testing & Commissioning The Complete Pst After Completion In All Respect On No Load / Full Load. 27 Pst No. 4, Nilothi Stp Ph.-1 Isolating The Pst From Inflowing And Out Flowing Channel By Closing Sluice Gate And Providing Gunny Bags To Ensure No Flow In The Pst. De-Watering The Stagnant Water The Pst With The Help Of Sewage / Sludge Submersible Pumps And Other Mechanical Means And Cleaning The Excessive Mud And Settled Sludge From The Site Manually Or By Using Mechanical T&P As Per Necessity With Proper Shuttering / Ramp Arrangements For Execution The Work With All Safety Measures Taken. 28 Supply & Fixing Of 6 Mm Thick Scum Arm Ms Plate Length As Required Made Of Plate Channel Of Rectangle Shape With Replacement Of Ms Angle Of Size 75 X 75 X 6 As Per Site Requirement. 29 Repairing Of Scraper Arm By Cutting Of Worm Out Member Of Arm With Gas Cutting And Fixing Of New M.S Angle Of Size 65 X 65 X 6 Mm & 75 X 75 X 6 Mm, Ms Plate 8 Mm Of Different Length Is To Be Welding In Proper Support Arm & Replacement Of All Warn Out Members Of Both Arms Of Pst , As Per Manufactured Standard. 30 Providing / Fixing Of M.S Scraper Made From Ms Steel Of 8 Mm Thick From Ms Plate Of Size 210 Mm Width X 1800 Mm Long With Hard Squeezer As Per Sample. 31 Supply & Installation Of Hard Threaded Rubber Squeezers. ( Approx. 4” * 2.85 M ) 32 Repair / Replacement Of Center Caze By Replacement Of Ms Angle Of Size 100 X 100 X 8 Mm And 75 X 75 X 8 Mm Inappropriate Length Along With Cross Member And Ms Plate Of Size 300 X 300 X 8 Mm In Balancing Way With Center Mechanism In All Respect. 33 Repairing Of Reduction Gear Box With Replacement Of Worm Shaft Of Main Gear To Replacement Of All Damaged Bearing With Worn Out Garari Machining Of Complete Body To Help Of Leath Machine To Replacement Of All Damaged Mechanical Parts With Required Oil Complete In All Respect. 34 Pasting Of Sealing Arrangements Leak Proof For Oil From Chamber With Cotton And Gland For Prevent Of Oil Up To Required Level And Fixed Of Middle Part Of Centre Mechanism To Proper Alignment. 35 Assembly Of Complete Internal Gear And Gear Box Assembly After Fixing Of Complete Turn Table Along With The Other Gear With All Safety Measures With Help Of Heavy Labour And Material Handling Equipment. 36 Repair Of Pst Drive Carriage As Replacement Of Ss Chain, Simplex Sprocket Wheel Set Along With All Buses And Needle Bearing. 37 Erection / Installation Of The Complete Structure Pst After Assembly / Fixing The Above Material With Provision Of Weight To Align The Same 38 Painting The Complete Pst Structure After Removing The Rust With The Wire Brush And Painting With One Coat Of Epoxy Primer And Two Coats Of Enamelled Paint As Required At Site As Under 39 To & Fro, Loading & Unloading Charges, Alignment, Testing & Commissioning The Complete Pst After Completion In All Respect On No Load / Full Load. 40 Grit Chamber No. 3, Nilothi Stp, Ph.1 Arrangement Of Safety Equipments For The Protection Of Staff To Make The Working Area Free From All Toxic Gases And Free From Accident During Working At Site As Per Nhrc Guidelines. 41 Dismantling Of Gear Box, Motor, Chain Sprocket And Other Related Parts Of Turn Table After Cutting Of All Rusted Nut Bolts And Taking Out At The Ground With The Help Of Manual Labor. 42 Repairing / Strengthening Of Arms By Providing And Fixing Of Ms Angle / Ms Dlat / Ms Channel As Per Existing Including Cutting, Fixing, Welding, Grinding Of Edges Etc. As Per Site Requirement. Also Includes The Job Making Proper Balance With Alignment. 43 Providing & Fixing Of New Ms Scrappers Made Out Of Ms Angle And Ms Sheet Of 6Mm Thick With Rubber Squeezers Of 100% Synthetic Rubber. Fixing With Nut & Bolts Drilling, Hole As Per Sample. The Job Includes Dismantling Of Old Damaged Ms Scrapper From The Arm By Gas Cutter And Removing From Grit Chamber By Manual Labour. 44 Repairing Of Overhauling Rotating Assembly By Repairing Of Its Internal Mechanical Parts Like Worm Gear, Worm Bush With Shaft, Replacement Of Oil Seal, Key Of Worm Bush And Other Damaged Parts. Machining Of Turn Table With Heavy Duty Machine. Making Of Ball Seat For Fixing Of Ball. 45 Replacement Of Ball Of Rotative Assembly. 46 Casting / Machining Of Gm Bushes For Rotating Assembly. 47 Replacement Of Chain Sprocket. 48 Replacement Of Chain 49 Providing Of Nut Bolts With Washer. 50 Repairing / Renovation Of Gear Box Of Rotating Assembly Repairing Of Worm Shaft, Worm Gear By Remantling & Making The Proper Size Bush & Bearing Etc. Replacement Of Gasket. 51 Repairing / Renovation Of Motors Of Rotating Assembly By Repairing Of Rooter Shaft Remantling & Making The Proper Size As Per Bush & Bearing. Making Zero Balance Of Rooter Shaft By Balancing, Machine & Replacement Of Bearing As Per Sample & Varnishing Etc. 52 Paint & Primer Charges. 53 Testing & Commissioning 54 Transport Charges Of Tools & Tackles And Repairable Items To Workshop To And Fro Including Loading / Unloading. 55 Grit Chamber No. 4, Nilothi Stp, Ph.1 Removing Of Slit / Washing / Cleaning Of Complete Grit Chamber And Taking Out Of Floating Material From The Grit Chamber By Suction Machine / Pump And Manual Labor. 56 Dismantling Of Gear Box, Motor, Chain Sprocket And Other Related Parts Of Turn Table After Cutting Of All Rusted Nut Bolts And Taking Out At The Ground With The Help Of Manual Labor. 57 Repairing / Strengthening Of Arms By Providing And Fixing Of Ms Angle / Ms Dlat / Ms Channel As Per Existing Including Cutting, Fixing, Welding, Grinding Of Edges Etc. As Per Site Requirement. Also Includes The Job Making Proper Balance With Alignment. 58 Providing & Fixing Of New Ms Scrappers Made Out Of Ms Angle And Ms Sheet Of 6Mm Thick With Rubber Squeezers Of 100% Synthetic Rubber. Fixing With Nut & Bolts Drilling, Hole As Per Sample. The Job Includes Dismantling Of Old Damaged Ms Scrapper From The Arm By Gas Cutter And Removing From Grit Chamber By Manual Labour. 59 Repairing Of Overhauling Rotating Assembly By Repairing Of Its Internal Mechanical Parts Like Worm Gear, Worm Bush With Shaft, Replacement Of Oil Seal, Key Of Worm Bush And Other Damaged Parts. Machining Of Turn Table With Heavy Duty Machine. Making Of Ball Seat For Fixing Of Ball. 60 Replacement Of Ball Of Rotative Assembly. 61 Casting / Machining Of Gm Bushes For Rotating Assembly. 62 Replacement Of Chain Sprocket. 63 Replacement Of Chain 64 Providing Of Nut Bolts With Washer. 65 Repairing / Renovation Of Gear Box Of Rotating Assembly Repairing Of Worm Shaft, Worm Gear By Remantling & Making The Proper Size Bush & Bearing Etc. Replacement Of Gasket. 66 Repairing / Renovation Of Motors Of Rotating Assembly By Repairing Of Rooter Shaft Remantling & Making The Proper Size As Per Bush & Bearing. Making Zero Balance Of Rooter Shaft By Balancing, Machine & Replacement Of Bearing As Per Sample & Varnishing Etc. 67 Paint & Primer Charges. 68 Testing & Commissioning 69 Transport Charges Of Tools & Tackles And Repairable Items To Workshop To And Fro Including Loading / Unloading.