Construction of Science lab at Goverenment Secondary School Trich

Earth work in excavation by mechanical means (hydraulic excavator) 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, within a lead of 50 metres: All kinds of soil :

Supply and Filling of Dry Stone Soiling in foundation, Trenches hand packed Tightly including all Carriuage Complete Job.

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: 1:4:8 (1 cement : 4 coarse sand : 8 graded stone aggregate 40 mm nominal size crushed aggregate) including all Carriage complete

Providing and laying in position Reinforced cement concrete of specified grade including curing but excluding the cost of centring and shuttering.and reinforcement All work upto plinth level with: 1:1.5:3(1 cement : .1.5coarse sand :3 graded stone aggregate 20 mm nominal size crushed aggregate ) including all Carriage complete

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: 1:2:4 (1 cement : 2 coarse sand : 4 graded stone aggregate 20 mm nominal size crushed aggregate ) including all Carriage complete

Brick work with common burnt clay (non-modular) bricks of class designation 7.5 in foundation and plinth including curing in : Cement mortar 1:4 ( 1 cement : 4 coarse sand) including all Carriage complete

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 1:1½:3 (1 cement : 1½ coarse sand : 3 graded stone aggregate 20 mm nominal size crushed aggregate) including all Carriage complete

Steel reinforcement for R.C.C. work including straightening, cutting, bending, placing in position and binding all complete in Sub-Structure and Super Structure Thermo-Mechanically Treated bars of grade Fe-500D or more.

Providing wood work in frames of doors, windows, clerestory windows andother frames, wrought framed and fixed in position with hold fast lugs or withdash fasteners of required dia and length (hold fast lugs or with dash fasteners shall be paid separately) using imported KD wood including priming coat and applying synthetic enamel paint of approved brand complete

Providing 40x5 mm flat iron hold fast 40cm long including fixing to frame with 10mm diameter bolts , nuts and wooden plugs and embeddings in cement concrete block 30x10x15 cm 1:3:6 mix ( cement ,3 coarse sand : 6 graded stone aggregate 20mm nominal size crushed aggregate ) complete