Providing 02 Nos Drinking PVC Water Tanks in Kulda Truck Parking Area and Supplying Drinking Water through Tanker for 365 Days at Kulda OCP of Basundhara Area 1 ST retender

Earth work in excavation by mechanical means (Hydraulic excavator) / manual means in foundation trenches or drains (not exceeding 1.5 m in width or 10 sqm on plan), including dressing of sides and ramming of bottoms, lift upto 1.5 m, including getting out the excavated soil and disposal of surplus excavated soil as directed, within a lead of 50 m.:All kinds of soil.

Supplying and filling in plinth with sand under floors, including watering, ramming, consolidating and dressing complete.

Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level :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).

Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level :Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level :1:1½:3 (1 Cement: 1½ coarse sand (zone-III) derived from natural sources : 3 graded stone aggregate 20 mm nominal size derived from natural sources).

Brickworkwith FlyAshBrick (230x115x75mmsize) bricksof class designation 10 in foundation and plinth in: Cement mortar 1:6 (1 cement : 6 coarse sand)

Brickworkwith FlyAshBrick (230x115x75mmsize) bricks of class designation10insuperstructureaboveplinthleveluptofloorVlevel inall shapes and sizes in : Cement mortar 1:6 (1 cement : 6 coarse sand)

Filling available excavated earth (excluding rock) in trenches, plinth, sides of foundations etc. in layers not exceeding 20cm in depth, consolidating each deposited layer by ramming and watering, lead up to 50 m and lift upto 1.5 m.

Structural steel work riveted, bolted or welded in built up sections, trusses and framed work, including cutting, hoisting, fixing in position and applying a priming coat of approved steel primer all complete.

Providing and fixing precoated galvanised iron profile sheets (size,shape and pitch of corrugation as approved by Engineer-in-Charge)of total coated ickness0.50mm(basemetalofminimum0.45mm thicknesswithtotalcoatingthicknessof0.05mm)withzinccoating120gramspersqmasperIS:277, in240mpasteelgrade,5- micronsepoxyprimeronbothsideofthesheetandpolyestertopcoat15 18microns.Sheetshouldhaveprotectiveguardfilmof25micronsminimumtoavoidscratchesduring transportationandshouldbesuppliedinsinglelengthupto12metreorasdesired byEngineer-in charge.Thesheetshall befixedusingselfdrilling/selftappingscrewsofsize(5.5x55mm)withEPDM seal,completeuptoanypitchinhorizontal/verticalorcurvedsurfaces,excludingthecostofpurlins, rafters and trusses and including cutting to size and shape wherever required

Providing and fixing precoated galvanised steel sheet roofing accessories 0.50 mm (+0.05 %) total coated thickness, Zinc coating 120 grams per sqm as per IS: 277, in 240 mpa steel grade, 5-7 microns epoxy primer on both side of the sheet and polyester top coat 15-18 microns using self drilling/ self tapping screws complete :Ridges plain (500 - 600mm)