Bids Are invited for Construction Of 4Th Stage Tailing Pond

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Bids Are invited for Construction Of 4Th Stage Tailing Pond Junglecleaning1 - Stripping And Clearing The Site Of Jungles, Bushes, Shrubs, Wood Etc., Uprooting Of Rank Vegetation, Trees And Saplings Of Girth Upto 30 Cm Measured At A Height Of 1M Above Ground Level, Removal Of Undesirable Materials Etc. Including Removal And Disposal Of Debris At Suitable Locations With All Leads And Lifts, As Decided By The Engineer-In-Charge. , Junglecleaning2 - Felling Trees Of Girth (Measured At A Height Of 1M Above Ground Level) Including Cutting Of Trunks And Branches, Removing The Roots And Stacking Of Servicable Material And Disposal Of Unserviceable Material At Suitable Ocations As Decided By The Engineer-In-Charge. Beyond 30 Cm Girth Upto And Including 60 Cm Girth , Junglecleaning3 - Felling Trees Of Girth (Measured At A Height Of 1M Above Ground Level) Including Cutting Of Trunks And Branches, Removing The Roots And Stacking Of Servicable Material And Disposal Of Unserviceable Material At Suitable Ocations As Decided By The Engineer-In-Charge. Beyond 60 Cm Girth Upto And Including 120 Cm Girth , Junglecleaning4 - Felling Trees Of Girth (Measured At A Height Of 1M Above Ground Level) Including Cutting Of Trunks And Branches, Removing The Roots And Stacking Of Servicable Material And Disposal Of Unserviceable Material At Suitable Ocations As Decided By The Engineer-In-Charge. Beyond 120 Cm Girth Upto And Including 240 Cm Girth , Excavationwork1 - Earth Work In Excavation In Development Of Embankment Profile In The Following Types Of Soils For All Lifts, Including Taking Adequate Protection During Excavation, Drilling And Transporting The Excavated Spoil / Material After Stripping Of Top Soil As Per Specification To The Designated Area / Places, Stacking Of Usable And Disposal Of Excess Of Unusable Material All Complete As Per Drawing, Specification And Direction Of Engineer For Any Lead Within Acquired Area Of Tailing Dam & Pond. All Kinds Of Soils Including Hard And Dense Soils , Excavationwork2 - Earth Work In Excavation In Development Of Embankment Profile In The Following Types Of Soils For All Lifts, Including Taking Adequate Protection During Excavation, Drilling And Transporting The Excavated Spoil / Material After Stripping Of Top Soil As Per Specification To The Designated Area / Places, Stacking Of Usable And Disposal Of Excess Of Unusable Material All Complete As Per Drawing, Specification And Direction Of Engineer For Any Lead Within Acquired Area Of Tailing Dam & Pond. Ordinary Rock , Excavationwork3 - Earth Work In Excavation In Development Of Embankment Profile In The Following Types Of Soils For All Lifts, Including Taking Adequate Protection During Excavation, Drilling And Transporting The Excavated Spoil / Material After Stripping Of Top Soil As Per Specification To The Designated Area / Places, Stacking Of Usable And Disposal Of Excess Of Unusable Material All Complete As Per Drawing, Specification And Direction Of Engineer For Any Lead Within Acquired Area Of Tailing Dam & Pond.Hard Rock (Blasting Prohibited) , Excavationwork4 - Earth Work In Excavation Of Hillocks Within Existing Pond Area In The Following Types Of Soils For All Lifts, Transporting The Excavated Spoil / Material As Per Specification To The Designated Area / Places, Stacking Of Usable And Disposal Of Excess Of Unusable Material All Complete As Per Drawing, Specification And Direction Of Engineer For Any Lead And Lift Within Acquired Area Of Tailing Dam & Pond. All Kinds Of Soils Including Hard And Dense Soils , Excavationwork5 - Earth Work In Excavation Of Hillocks Within Existing Pond Area In The Following Types Of Soils For All Lifts, Transporting The Excavated Spoil / Material As Per Specification To The Designated Area / Places, Stacking Of Usable And Disposal Of Excess Of Unusable Material All Complete As Per Drawing, Specification And Direction Of Engineer For Any Lead And Lift Within Acquired Area Of Tailing Dam & Pond. Ordinary Rock , Excavationwork6 - Earth Work In Excavation Of Hillocks Within Existing Pond Area In The Following Types Of Soils For All Lifts, Transporting The Excavated Spoil / Material As Per Specification To The Designated Area / Places, Stacking Of Usable And Disposal Of Excess Of Unusable Material All Complete As Per Drawing, Specification And Direction Of Engineer For Any Lead And Lift Within Acquired Area Of Tailing Dam & Pond. Hard Rock (Blasting Prohibited) , Excavationwork7 - Earth Work In Excavation In Bed Layer -1 In The Following Types Of Soils For All Lifts, Including Bailing / Pumping Out Any Water Accumulating Inside The Excavation, Taking Adequate Protection During Excavation, Transporting The Excavated Soil As Per Specification To The Designated Area / Places, Stacking Of Usable And Disposal Of Excess Of Unusable Material All Complete As Per Drawing, Specification And Direction Of The Engineer-In-Charge For Any Lead Within Acquired Area Of Tailing Dam & Pond. All Kinds Of Soils Including Hard And Dense Soils , Excavationwork8 - Earth Work In Excavation In Bed Layer -1 In The Following Types Of Soils For All Lifts, Including Bailing / Pumping Out Any Water Accumulating Inside The Excavation, Taking Adequate Protection During Excavation, Transporting The Excavated Soil As Per Specification To The Designated Area / Places, Stacking Of Usable And Disposal Of Excess Of Unusable Material All Complete As Per Drawing, Specification And Direction Of The Engineer-In-Charge For Any Lead Within Acquired Area Of Tailing Dam & Pond. Ordinary Rock , Excavationwork9 - Earth Work In Excavation In Pipe-Support Foundations, Peripheral Drains, Culverts, Diversion Drain, Watch Towers, Miscellaneous Equipment Foundations Etc. In The Following Types Of Soils For All Lifts, Including Bailing / Pumping Out Any Water Accumulating Inside The Excavation, Taking Adequate Protection During Excavation, Drilling And Transporting The Excavated Spoil / Material As Per Specification To The Designated Area / Places, Stacking Of Usable And Disposal Of Excess Of Unusable Material All Complete As Per Drawing, Specification And Direction Of Engineer For Any Lead Within Acquired Area Of Tailing Dam & Pond. All Kinds Of Soils Including Hard And Dense Soils , Excavationwork10 - Earth Work In Excavation In Pipe-Support Foundations, Peripheral Drains, Culverts, Diversion Drain, Watch Towers, Miscellaneous Equipment Foundations Etc. In The Following Types Of Soils For All Lifts, Including Bailing / Pumping Out Any Water Accumulating Inside The Excavation, Taking Adequate Protection During Excavation, Drilling And Transporting The Excavated Spoil / Material As Per Specification To The Designated Area / Places, Stacking Of Usable And Disposal Of Excess Of Unusable Material All Complete As Per Drawing, Specification And Direction Of Engineer For Any Lead Within Acquired Area Of Tailing Dam & Pond. Ordinary Rock , Excavationwork11 - Earth Work In Excavation In Pipe-Support Foundations, Peripheral Drains, Culverts, Diversion Drain, Watch Towers, Miscellaneous Equipment Foundations Etc. In The Following Types Of Soils For All Lifts, Including Bailing / Pumping Out Any Water Accumulating Inside The Excavation, Taking Adequate Protection During Excavation, Drilling And Transporting The Excavated Spoil / Material As Per Specification To The Designated Area / Places, Stacking Of Usable And Disposal Of Excess Of Unusable Material All Complete As Per Drawing, Specification And Direction Of Engineer For Any Lead Within Acquired Area Of Tailing Dam & Pond. Hard Rock (Blasting Prohibited) , Borrowearthsoilwork1 - Supplying And Transporting Earth Of Specified Quality (As Per Specification And Drawing) From Borrow-Pit I.E. The Source Not Owned By Ucil But Arranged By The Contractor At His Own Cost Including All Taxes, Royalty Etc And Filling The Same In Bed Later - 1 In Layers Not Exceeding 250 Mm Above Existing Ground Level, Watering Of Each Layer In The Stipulated Manner As Per Specification And / Or Direction Of The Engineer-In-Charge And Compaction By Mechanical Means To Achieve Required Degree Of Compaction As Per Specification, All Complete As Per Drawing, Specification And Direction Of The Engineer-In-Charge. , Borrowearthsoilwork2 - Supplying And Transporting Earth Of Specified Quality (As Per Specification And Drawing) From Borrow-Pit I.E. The Source Not Owned By Ucil But Arranged By The Contractor At His Own Cost Including All Taxes, Royalty Etc And Filling The Same In Embankment In Random Fill Zone In Layers Not Exceeding 250 Mm In Proper Profile To Various Heights Above Existing Ground Level, Watering Of Each Layer In The Stipulated Manner As Per Specification And / Or Direction Of The Engineer-In-Charge And Compaction By Mechanical Means To Acheive Required Degree Of Compaction As Per Specification, Disposal Of Excess Of Unusable Material All Complete As Per Drawing, Specification And Direction Of The Engineer-In-Charge For Any Lead And Lift (Sectional Measurement For Compacted Filling Will Only Be Paid). , Borrowearthclaywork2 - Supplying And Transporting Clay Of Specified Quality And Property (As Per Specification And Drawing) From Borrow-Pit I.E. The Source Not Owned By Ucil But Arranged By The Contractor At His Own Cost Including All Taxes, Royalty Etc And Laying The Same Over Random Fill On Upstream Side Of Embankment In Layers Not Exceeding 150 Mm Measured Loose In Proper Profile, Watering Of Each Layer In Stipulated Manner To Various Heights And Compacting Each Layer By Mechanical Means To Achieve Required Degree Of Compaction As Per Specification And / Or Direction Of The Engineer-In-Charge, All Complete As Per Drawing, Specification And Direction Of The Engineer-In-Charge For Any Lead And Lift (Sectional Measurement For Compacted Thickness Will Only Be Paid). , Stonepitchingwork1 - Supplying, Transporting And Laying Stone Pitching With Approved Stone (Average 300 Mm Thick) Over Clay Lining On Upstream Side Of Dam With Voids Filler With Stone Dust With All Lead And Lift Including Cutwork, Curing, Scaffolding With All Bye-Work, All Complete As Per Drawing, Specification And Direction Of The Engineer-In-Charge. Note - Payment Shall Be Made For The Actual Area Of Coverage Of Stone Pitching. Wastage Shall Not Be Payable. , Stonepitchingwork2 - Supplying, Transporting And Laying Stone Pitching With Approved Stone (Average 300 Mm Thick) Over Random Fill On Downstream Side Of Dam With Voids Filler With Stone Dust With All Lead And Lift Including Cutwork, Curing, Scaffolding With All Bye-Work, All Complete As Per Drawing, Specification And Direction Of The Engineer-In-Charge. Note Payment Shall Be Made For The Actual Area Of Coverage Of Stone Pitching. Wastage Shall Not Be Payable. , Compactionwork1 - Supplying, Transporting, Spreading And Compacting Sand (Average 100 Mm Thick) Over Stone Pitching On Upstream Side Of Dam With All Lead And Lift Including All Bye-Work, All Complete As Per Drawing, Specification And Direction Of The Engineer-In-Charge. , Hdpelayingwork1 - Supplying, Transporting And Laying 1500 Micron Thick High Density Polyethelene (Hdpe) Sheet (Textured On Both Sides) As Lining Over Sand Cushion Layer On Upstream Side Of Dam, Laid In Position By Qualified And Skilled Installer Certified By The Manufacturer And Approved By The Engineer-In-Charge, With All Lead And Lift Including Sealing Of Joints (Hot Wedge Single And Dual Track Seaming And / Or Extrusion Fillet Seaming Method Or Any Other Specialized Method E.G. Robotic Two Stitch Welding Etc.) Of New Sheets And Sealing Of New Lining Sheet With Existing Lining Sheet With An Overlap Of Approximately 1.0M, Anchoring The New Lining Sheet On Top Of New Embankment, Maintaining Quality Control, Conducting Tests As Per Requirement Of The Specification, All Complete As Per Drawing, Provisions Of Specification And Direction Of The Engineer-In-Charge. Note Payment Shall Be Made For The Actual Area Of Coverage Of Hdpe Lining Sheet. Overlapping Area, Wastage Etc. Shall Not Be Payable. , Filtermedia1 - Supplying, Transporting, Laying And Compacting Uniformly Graded Stone Aggregate Filters Within New Embankment At All Levels,Incl Shuttering, Tools Tackles All Complete As Per Drawing, Specification And Direction Of The Engineer-In-Charge. , Filtermedia2 - Supplying, Transporting, Laying And Compacting Uniformly Graded Coarse Sand Filters Within New Embankment At All Levels Incl Shuttering, Tools Tackles All Complete As Per Drawing, Specification And Direction Of The Engineer-In-Charge. (Sand Shall Conform To Is383). Laying And Compacting Rock-Fill Toe Dam On Downstream Side Of Embankment With Following Materials At All Levels, All Complete As Per Drawing, Specification And Direction Of The Engineer-In-Charge. , Rockfillingwork1 - With Rocks Arranged By The Contractor At His Own Cost (Rate To Include Supply And Transport Also) , Backfillingwork1 - Earth Work In Back-Filling Including Watering, Ramming And Compaction At All Elevation Around Pipe Support Foundations, Drain Trenches Etc. As Per Specifications And Drawings And As Directed By The Engineer-In-Charge With Selected Soils Obtained From Stacks Under Item No. 6 Above For Any Lead Within Acquired Area Of Tailing Pond And Dam. (Filling Shall Be Done In Layers Not Exceeding 250 Mm In Loose Thickness And Watered As Necessary. Each Layer Of Filling To Be Compacted To Acheive A Dry Density Of Not Less Than 95% Of The Proctor Density). , Stonepitchingwork3 - Supplying, Transporting And Laying Stone Pitching With Approved Stone (Average 300 Mm Thick) In Diversion Drain And At Outfall Locations With Interstices Between Adjacent Stones Filled-In With Stones Of Proper Size Well-Driven In Order To Ensure Tight Packing And Complete Filling Of All Interstices So That No Chip Can Be Removed By Hand, With All Lead And Lift Including Cutwork, Curing, Scaffolding With All Bye-Work, All Complete As Per Drawing, Specification And Direction Of The Engineer-In-Charge. Note Payment Shall Be Made For The Actual Area Of Coverage Of Stone Pitching. Wastage Shall Not Be Payable.