GENERAL Annual Plan 2025 26 Construction of School Building Phase I for Government Higher Secondary School Palayad Kannur General Civil Work

2.6.1: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-in-charge.All kinds of soil

2.26.1:Extra for every additional lift 1.5 m or part there of in excavation / banking excavated or stacked materials.All kinds of soil

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)

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.

OD217623/2024-2025:Providing and laying in position machine batched and machine mixed design mix M30 grade cement concrete for RCC 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 admixture in recommended properties as per IS:8103 to accelerate retard setting of concrete ,improve workability without impairing strength and durability as per direction of engineer -in charge. cement content considered for this work is 340kg/cm3 of concrete .excess /less cement as per mix design is not payable /not recoverable. detailed mix design to be supplemented .All work up to plinth level

OD217625/2024-2025:Providing and laying in position machine batched and machine mixed design mix M-30 grade cement concrete for RCC 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 admixture in recommended properties as per IS:9103 to accelerate retard setting of concrete ,improve workability without impairing strength and durability as per direction of engineer -in charge. cement content considered for this work is 340kg/cm3 of concrete .excess /less cement as per mix design is not payable /recoverable. detailed mix design to be supplemented .All work above plinth level up to floor 5 level

4.2.5:Providing and laying cement concrete in retaining walls, return walls, walls ( any thickness) including attached pilasters, columns, piers, abutments, pillars, posts, struts,buttresses, string or lacing courses, parapets, coping, bed blocks, anchor blocks, plain window sills, fillets, sunken floor, etc. up to floor five level, excluding the cost of centering, shuttering and finishing: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)

5.9.1:Centering and shuttering including strutting, etc. and removal of form for:Foundations, footings, bases of columns, etc for mass concrete

5.9.3:Centering and shuttering including strutting, etc. and removal of form for:Suspended floors, roofs, landings, balconies and access platform