KIIFB-Construction of IT Park for Kallada Irrigation Headquarters -Ravinagar Campus Kottarakkara-KIP,Kollam District-General Civil Work

2.31:Clearing jungle including uprooting of rank vegetation, grass, brush wood, trees and saplings of girth up to 30 cm measured at a height of 1 m above ground level and removal of rubbish up to a distance of 50 m outside the periphery of the area cleared

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

OD1920/2025-2026: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 disposal of excavated earth, lead up to 5km and lift up to 1.5 m, disposed earth to be levelled and neatly dressed.All kinds of soil

OD1918/2025-2026: Providing and injecting chemical emulsion for PRE-CONSTRUCTIONAL Anti termite treatment and creating a chemical barrier on top surface of plinth filling, junctions of inside walls and floors, soil along external perimetre using the chemical lmidacloprid emulsifiable (IS 6313 (part2:2013) 30.5% SC mixed with water in 1:499 ratio. The emulsion is spread at 5litre/sqm on top surface of plinth filling,at 1 litre/linear metre along the junction of wall and floor and at 2.25litres/linear metre of the plinth wall as per the specifications and directions. (Note: plinth area only shall be measured for payment)

OD31868/2025-2026:Providing Bituminous Membrane Waterproofing including preparation of surface, application, etc. as per the following. All surfaces shall be encapsulated with one layer of minimum 1.5mm thick self-adhesive, high density polyethylene laminated bitumen sheet membrane having elongation ( film) ASTM D638 170%, tear resistance (both direction) ASTM D1004 270N/mm, Adhesion to self ASTM D1000 1.8N/mm2, Adhesion to primed concrete ASTM D1000 1.8N/mm2, Punture resistance ASTM E154 225N, Moisture vapour transmission ASTME96 <0.3g/m2/24 hr, Crack bridging ASTM C836 1.5mm, Adhesive softening point ASTMD36 >100 degree celsius, tensile strength longitudinal 6.3 N/mm2 and transvere 4.8 N/mm2. The extent of membrane, details at interface with above ground protection, termination at blinding, etc. shall be as per company standard drawings. The membrane shall be protected from damage due to construction activities and backfilling by covering with a protection board of 3.5mm thick bitumen impregnated fireboard or 12mm thick bitumen impregnated soft board.

4.1.8:Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level:1:4:8 (1 Cement : 4 coarse sand (zone-III) derived from natural sources : 8 graded stone aggregate 40 mm nominal size derived from natural sources)

OD18216/2025-2026:Providing and laying in position machine batched and machine mixed design mix M-40 grade cement concrete for reinforced cement concrete work, using cement content as per approved design mix, including pumping of concrete to site of laying but excluding the cost of centering, shuttering, finishing and reinforcement, including admixtures in recommended proportions as per IS: 9103 to accelerate, retard setting of concrete, improve workability without impairing strength and durability as per direction of Engineer - in-charge. All works upto plinth levels. Concrete of M40 grade with minimum cement content of 390 kg/cum. The contractor should use the minimum required quantity and if the mix design demands more than the required quantity, the contractor should use the excess quantity at his own cost. No excess will be paid for the excess cement consumption.

OD18218/2025-2026:Providing and laying in position machine batched and machine mixed design mix M-30 grade cement concrete for reinforced cement concrete work, using cement content as per approved design mix, including pumping of concrete to site of laying but excluding the cost of centering, shuttering, finishing and reinforcement, including admixtures in recommended proportions as per IS: 9103 to accelerate, retard setting of concrete, improve workability without impairing strength and durability as per direction of Engineer - in-charge. Concrete of M30 grade with minimum cement content of 350 kg/cum. The contractor should use the minimum required quantity and if the mix design demands more than the required quantity, the contractor should use the excess quantity at his own cost. No excess will be paid for the excess cement consumption.

5.22.6:Steel reinforcement for R.C.C work including straightening, cutting, bending, placing in position and binding all complete upto plinth levelThermo - Mechanically Treated bars of grade Fe-500D or more