Construction of Science room at High School Galodi Under (PAB-2025-26) PM SHRI Samagra Shiksha

Earth work in excavation by manual means in trenches for foundations, drains, pipes, cables, etc. (not exceeding 1.5m in width) and for shafts, wells, cesspits and the like not exceeding 10 sqm on plan, including dressing of sides and ramming of bottoms lift upto 1.5m including getting out excavated earth and disposal of surplus excavated earth as directed lead upto 1mtr. from cutting edge. a) All kinds of soil.

Providing and laying cement concrete of specified grade including curing but excluding the cost of centering and shuttering. All work upto plinth level with: a) 1:5:810 (1 cement:5 coarse sand:10 graded stone aggregate 40mm nominal size).

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, anchors blocks, plain window sills, fillets etcupto floor V level, including curing but excluding the cost of centring, shuttering and finishing with. a) 1:3:6 (1 cement:3 coarse sand:6 graded stone aggregate 20mm nominal size)

Reinforced cement concrete work in walls (any thickness) including attached pilasters, buttresses, plinth and string courses, fillets, columns, pillars, piers, abutments, posts and struts upto floor five level including curing but excluding cost of centering shuttering, finishing and reinforcement. a) 1:1½:3 (1 cement : 1½ coarse sand : 3 graded stone aggregate 20 mm nominal size).

Providing wood work in frames of doors, windows, clerestory windows and other frames, wrought framed and fixed in position with hold fast lugs or with dash fasteners of required dia and length (hold fast lugs or with dash fasteners shall be paid for separately). a) Sal Wood.

Brick work with common burnt clay (non modular) bricks of class designation 7.5 in foundation and plinth including curing in cement mortar 1:6 (1 cement:6 coarse sand).

Extra for brick work with common burnt clay bricks / cement concrete bricks in superstructure above plinth level upto floor five level.

Reinforced cement concrete work in beams, suspended floors, roofs having slope upto 15°,landings, balconies, shelves, chajjas, lintels, bands, plain window sills, staircases and spiral stair cases upto five level including curing but excluding the cost of centring, shuttering, finishing and reinforcement with: a) 1:1½:3 (1 cement : 1½ coarse sand : 3 graded stone aggregate 20 mm nominal size)

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