Construction of Elementary Boundary Wall in Middle School Sarrah under PAB 2022-23

Earth work in excavation by manual means in trenches for foundations, drains, pipes, cables etc. (not exceeding 1.5 m 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 1.5 m, including getting out excavated earth and disposal of surplus excavated earth as directed All kinds of Soil

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

Providing and laying in position cement concrete of specified grade excluding the cost of centring and shuttering- All work upto plinth level in 1:3:6 (1cement: 3 coarse sand: 6 graded stone aggregate 20mm nominal size using plums (size not over 160mm split nallah stone or quarry stone @ 30% of grass volume) crushed

Providing and laying in position specified grade of reinforced cement concrete including curing but excluding the cost of centering, shuttering, finishing and reinforcement. All works upto plinth level 1:1½:3 (1 cement : 1½ coarse sand : 3 graded stone aggregate 20 mm nominal size)

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)

Providing and laying damp-proof Course 50 mm thick with cement concrete 1:2:4 (1 cement:2 coarse sand: 4 graded stone aggregate 20 mm nominal size) and curing complete

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 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 upto plinth level & above plinth level Thermo-Mechanically Treated bars of grade Fe-500D or more.

Centring and Shuttering including strutting, propping etc and removal of form work for

Foundations, footings, bases of columns etc. for mass concrete

Retaining walls, return walls, walls (any thickness) including attached pilasters buttresses, plinth and string course fillets, kerbs andsteps etc.

Columns, Pillars, Piers, Abutments, Posts and Struts.

12 mm Cement plaster of mix:1 : 6 ( 1 cement : 6 fine sand)

15mm Cement plaster on the rough side of single or half brick wall of mix:1 : 6 (1 cement : 6 fine sand)

Steel work welded in built up sections/framed work, including cutting, hoisting, fixing in position and applying a priming coat of approved steel primer using structural steel etc. as required. In gratings, frames, guard bar, ladder, railings, brackets, gates and similar works.

Painting with synthetic enamel paint of approved brand and manufacture to give an even shade.Two or more coats on new work

Finishing walls with water proofing cement paint of required shade New work (two or more coats) applied @3.84 kg/10sqm

Carriage of material from source to site of work by mechanical transport including loading /unloading and stacking complete.

Sand for an average distance of 140 kms by M.T

Stone aggregate below 40 mm nominal size for an average distance 20 kms by M.T

Bricks for an average distance of 80 kms by M.T

Stone for an average distance of 20 kms by M.T