Bids Are invited for Custom Bid For Services - Repairing And Renovation Of Boundary Wall (Backside) At Lower Brahmaputra Division, Central Water Commission, Jalpaiguri - Brick Work With Common Burnt Clay F.P.S. (Non Modular) Bricks Of Class Designati

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Bids Are invited for Custom Bid For Services - Repairing And Renovation Of Boundary Wall (Backside) At Lower Brahmaputra Division, Central Water Commission, Jalpaiguri - Brick Work With Common Burnt Clay F.P.S. (Non Modular) Bricks Of Class Designation 7.5 In Foundation And Plinth In: Cement Mortar 1:4 (1 Cement : 4 Coarse Sand) , Half Brick Masonry With Common Burnt Clay F.P.S. (Non Modular) Bricks Of Class Designation 7.5 In Foundations And Plinth In : Level Cement Mortar 1:4 (1 Cement : 4 Coarse Sand) , 12 Mm Cement Plaster Of Mix : 1:4 (1 Cement: 4 Fine Sand) , Wall Painting With Acrylic Emulsion Paint, Having Voc (Volatile Organic Compound ) Content Less Than 50 Grams/ Litre, Of Approved Brand And Manufacture, Including Applying Additional Coats Wherever Required, To Achieve Even Shade And Colour 13.82.2 Two Coats , Painting With Synthetic Enamel Paint Of Approved Brand And Manufacture To Give An Even Shade : Two Or More Coats On New Work In Ground Floor:(Iii) Two Coats. , Providing Corrugated G.S. Sheet Roofing Including Vertical / Curved Surface Fixed With Polymer Coated J Or L Hooks, Bolts And Nuts 8 Mm Diameter With Bitumen And G.I. Limpet Washers Or With G.I. Limpet Washers Filled With White Lead, Including A Coat Of Approved Steel Primer And Two Coats Of Approved Paint On Overlapping Of Sheets Complete (Up To Any Pitch In Horizontal/ Vertical Or Curved Surfaces), Excluding The Cost Of Purlins, Rafters And Trusses And Including Cutting To Size And Shape Wherever Required. 12.1.2 0.63 Mm Thick With Zinc Coating Not Less Than 275 Gm/M² , Boring/Drilling Bore Well Of Required Dia For Casing/ Strainer Pipe, By Suitable Method Prescribed In Is: 2800 (Part I), Including Collecting S Les From Different Strata, Preparing And Submitting Strata Chart/ Bore Log, Including Hire & Running Charges Of All Equipments,Tools, Plants & Machineries Required For The Job, All Complete As Per Direction Of Engineer-In-Charge, Upto 90 Metre Depth Below Ground Level. 23.1.1 All Types Of Soil.23.1.1.1 300 Mm Dia , Supplying, Assembling, Lowering And Fixing In Vertical Position In Bore Well, Unplasticized Pvc Medium Well Casing (Cm) Pipe Of Required Dia, Conforming To Is: 12818, Including Required Hire And Labour Charges, Fittings & Accessories Etc. All Complete, For All Depths, As Per Direction Of Engineer -In-Charge 23.3.2 150 Mm Nominal Size Dia , Gravel Packing In Tubewell Construction In Accordance With Is: 4097, Including Providing Gravel Fine/ Medium/ Coarse, In Required Grading & Sizes As Per Actual Requirement, All Complete As Per Direction Of Engineer-In-Charge. , Providing And Placing In Position Hand Pump Of Approved Quality For 40 Mm Diameter G.I. Pipe Complete With All Accessories. , Providing And Placing In Position Filters Of 40 Mm Diameter G.I. Pipe With Brass Strainer Of Approved Quality. , Providing And Fixing To Filter And Lowering To Proper Levels 40 Mm G.I. Pipe For Tube Well Including Cleaning And Priming The Tube Well. , Providing And Fixing Gun Metal Gate Valve With C.I. Wheel Of Approvedquality (Screwed End) :18.17.3 40 Mm Nominal Bore , Providing And Fixing G.I. Union In G.I. Pipe Including Cutting And Threading The Pipe And Making Long Screws Etc. Complete (New Work) :18.46.5 40 Mm Nominal Bore , Half Brick Masonry With Common Burnt Clay F.P.S. (Non Modular) Bricks Of Class Designation 7.5 In Foundations And Plinth In : Level Cement Mortar 1:4 (1 Cement : 4 Coarse Sand) , Providing And Laying In Position Cement Concrete Of Specified Grade Excluding The Cost Of Centering And Shuttering - All Work Up To Plinth Level : 4.1.5 -1:3:6 (1 Cement : 3 Coarse Sand (Zone-Iii) Derived From Natural Sources : 6 Graded Stone Aggregate 20 Mm Nominal Size Derived From Natural Sources) , 12 Mm Cement Plaster Of Mix : 1:4 (1 Cement: 4 Fine Sand) , Neat Cement Punning. , Earth Work In Excavation By Mechanical Means (Hydraulic Excavator)/ Manual Means Over Areas (Exceeding 30 Cm In Depth, 1.5 M In Width As Well As 10 Sqm On Plan) Including Getting Out And Disposal Of Excavated Earth Lead Upto 50 M And Lift Upto 1.5 M, As Directed By Engineer-Incharge. 2.6.1 All Kinds Of Soil