Tender For Dismantling Loose Material / Guniting And Preparation Of Surface For Old U.C.R.Masonary / Concrete Including Chiseling, Wedging And Removal Of Loose Mortar, Raking Out Joints, Cleaning By Air Water Jetting Etc. Complete 2 Cleaning The Upstream / Downstream Sloping Surface Of Non Overflow Section / Overflow Section, Including Grinding The Surface By Grinder Machine With Diamond Wheel Wherever Necessary, Removing Existing Loose Particles, Joint Cleaning, Honey Combing Area Etc By Using Grinder, Wire Brush, Breaker Machine, Water Jet ( Using Other Mechanical / Manual Means ) Etc. With All Leads And Lifts Etc. Complete. 3 Drilling Of 38 To 51 Mm Dia Holes With Heavy Duty Electric Diamond / Percussion Drilling Machines Mounted On Hanging Platforms On Upstream / Downstream Sloping Face Of Dam For M Aximum Depth Upto 3 M C / C With All Necessary Arrangements Etc Complete 4 Cleaning The Downstream Masonry Sloping Surface Of Nonover Flow Section / Overflow Swection, Cutting Weeds, Bushes, Destroying Roots By Applying Approved Weedicide Including Scaffolding With All Leads And Lifts. Etc. Complete 5 Drilling 51 To 75 Mm Dia Holes With Light Weight Hydraulic Diamond Drilling Machine Mounted On Continuous Support Systems Anchored Firmly In Dam Face With Anchor Fasteners Or With Drifters Mounted On Hydraulic Or Pneumatic Operated Feed Masts For Maximum Depth Up To 30 M Perpendicular To The Downstream Sloping Face Of Dam With All Necessary Arrangements Etc. Complete 6 Drilling 51 To 75 Mm Dia Holes With Light Weight Percussion Drilling Machine Mounted On Continuous Support Systems Anchored Firmly In Dam Face With Anchor Fasteners Or With Drifters Mounted On Hydraulic Or Pneumatic Operated Feed Masts For Maximum Depth Up To 30 M Perpendicular To The Downstream Sloping Face Of Dam With All Necessary Arrangements Etc. Complete 7 Providing Polyurathine Injection Grouting To Treat And Stop Leakages Through Spillway Piers / Abutments And Stone Masonary At Monolith Using Mc-Inkjet 2033 / 2700 / 2700L Or Any Equivalent Chemical As Per The Recommendations Of Consultants And Engineer-In Charge Using 2 Component Peunamatic Injection Pump With Recommended Presure And Proper Delivery Rate ( Pump Equivalent To Mc-1-700 ) By Injecting In Predrilled Holes In Fixed Packers Excluding The Cost Of Packers And Surface Preparation, Including Cost Of Provision Of Pump. Compressor, Breaded Hose Pipe, Consumebles Like Mixer Sets Mc Thinner Including Charges Of Labour Machinary Complete With All Lead And The Lift Including Scaffolding Work To Be Executed As Per The Data Sheet Given By The Manufacturer. ( Confirming To Din53479, Din53018 For Mc Inkjet 2033, Din53479, Din53018, Din En196t-1, Bs6319-Part-4 For Mc2700l & Mc Inkjet 2700 8 Fixing Of Injection Packers By Drilling The Holes Using 14Mm To 20 Mm Drilled Bit To The Length Of 400Mm To 600Mm Inclusive Of Surface Preparation Around The Drilled Hole, Cleaning The Hole With Water Jet Including Lead And Lift Charges Etc Complete 9 Sealing The Leakage Area With Fast Setting Cementitious Plugging Material, Polyplug / Masterplug 3 ( Sunanda / Chowsksey Or Equivalent Make ) To Stop Leakages Through Spillway / Piers / Abutments And Stone Masonry Etc. Including Cost Of The Labour, Material, Curing Arrangements With All Lead & Lifts Etc. Complete. Kg / 10 Providing & Applying Uv Resistent, Self Curing, Non Toxic, High Strength, Non Shrink, Polymer Based Cementitious Repair Mortor Having Permeability Less Than 10-10 Cm / Sec For Masonry Joint Filling To A Depth Of 50 Mm Flushing To The Face Of Masonry Including Preparing Of Joint Of Masonry By Removing Existing Loose Portion Of Stone Masonry By Breaking ( Using Manual / Mechanical Means ) Removing Existing Embedded M.S. Bar If, Racking Out The Masonry Joints Of Required Depth, Clean With Special Chemical With Pressure Water Jet For Removing Of Algae Fungi, Applybond Coat, Polymercoat And Top Coat After Finishing, Complete As Per Specification Including Cost Of All Materials, Machinery, Labour, Scaffolding, Insurance Charges, Transportation With All Leads And Lifts And Any Other Incidental Charges As Directed By The Engineer-In-Charge. 11 Providing And Applying Microconcrete, Polycrete A ( Sunanda Make Or Equivalent Make ) And Polyalk Ep ( Sunanda Make Or Equivalent Make ) As Bonding Coat With Old Concrete Into The Cavities / Cracks Surface Of Spillway / Piers / Abutments Etc. Including Cost Of The Labour, Material, Curing Arrangements With All Lead & Lifts Etc. Complete. Hole With Water Jet Including Lead And Lift Charges Etc Complete. Similar Or Equivalent Product Shall Be Technically Evaluated By Engineer-In-Charge. Kg / 12 Providing And Fixing Continuously Threaded Bars Of 32 Millimeter Diameter, Yield Load More Than 400 Kn, Hexagonal Nut, Washer Plate 200 X 200 X 10 Millimeter Size, Coupler For Connecting Bars, And Full Length Grouting With Admixture Including All Ancillary Works For Top / Bottom / Cortical Anchoring Including All Ancillary Material, Machinery, Labour Etc. Complete And As Directed By Engineer-In-Charge 13 Providing And Fixing Self Drilling Anchors Of 38 Mm Outer Dia. With Yield Load Of 400 Kn, Hexagonal Nut, Washer Plate 200 X 200 X 10 Millimeter Size, Coupler For Connecting Bars, And Full Length Grouting With Admixture Including All Ancillary Works For Top / Bottom / Cortical Anchoring Including All Ancillary Material, Machinery, Labour Etc. Complete And As Directed By Engineer-In-Charge 14 Fixing 25Mm Dia. Steel Anchor Bar On Upstream Sloping Masonary / Colgrout Masonry For A Depth Upto 2.25M Including Cost Of Drilling, Grouting, Anchor Bar, Flushing The Holes, Conveying All Machinery Equipment And Necessary Watering Etc. Complete. 15 Providing And Fixing Welded Mesh Fabric For Guniting Of Mesh Size 75Mm X 75 Mm And 10 Gauge Thick Including Scaffolding Etc. Complete. 16 Providing And Supplying And Fixing Pvc Water Stopper At Monolith Joints For Upstream Concrete Wall With All Necessary Arrangement Etc. Complete. 17 Providing Erecting, Laying, Steel, Staging & Centering With All Necessary Arrangement Etc. Complete. 18 Providing And Applying Required Coats Of A Water Based Uv Resistant, Water Proof Coating On Upstream Sloping Rcc Septum Of Dam With All Necessary Arrangements Etc Complete. 19 Providing And Injecting Mc – Injekt 2088 Plus / 2700 Series Or Gl – 95Tx Or Any Eqivalent Chemical From Outside Using 2Component Pneumatically Operated Injection Pump Mc / 700. Includes Labour, Machinery Charges, Oil And Other Consumables Like Adaptors Flexible Pipes, Removing Packers After Injection, Grinding Etc. Complete. 20 Providing And Applying Fast Setting Swellable Mortar Ombran W Or Any Eqivalent Chemical, Rendrock Plug Leakage For Fixing Lances, Masonary Structure And Around The Packer For Temporary Sealing Of Water Leakages. 21 Treatment Of Providing And Fixing Of Injection Packers By Drilling Holes Using Drill Bits Of Diameter 14Mm For Depth Of 300Mm To 400Mm From The Observed Leakage Locations At 45 Degree Angle To Intercept Leak Path Inside The Concrete. The Drilled Holes Will Be Cleaned With Air Pressure &Water To Flush Dust And Dirt. Non Corrosive Aluminium Or Schlag Injection Packers ( Expandable Type ) Shall Be Fixed And Tightened Properly In Port Drilled Hole To Carry Out Injection Operation.Each Packer Is Injected Until Gel Flows From The Next Packer Or A Fixed Amount Of Material Is Injected. When The Gel Flow Is Continuous I.E. Without Air Bubbles The Injection Ceases, And Then Proceeds At The Next Packer.Rapid Setting Mortar Mc-Fix St To Prevent From Ungripping , And Cost Of Materials & Labour Charges For, Fixing The Packers, Cleaning With All Lead & Etc. Complete . 22 Providing And Laying In Situ Self Compacting Cement Concrete Of Grade M-20 ( 20 Msa ) With Temperature Reinforcement, Admixture, Superplasicizers And Curing Compound Etc.Including Compacting, Curing And Royalty Of Material With All Leads And Lifts Including Steel Sleep Form Shuttering Etc.Complete.
