Construction of drain ,culvert , land development , providing collapsible gate and grill at entrance of 50 bedded MIMS Hostel.

Amount

Earth work in rough excavation, banking excavated earth in layers not exceeding 20 cm in depth, breaking clods watering, rolling each layer with ½ tonne roller or wooden or steel rammers, and rolling every 3rd and top-most layer with power roller of minimum 8 tonnes and dressing up in embankments for roads, flood banks, marginal banks and guide banks or filling up ground depressions, lead upto 50 m and lift upto 1.5 m :

All kinds of soil

Earth work in excavation by mechanical means (Hydraulic Excavator )/ manual means in foundation trenches or drains (not exceeding 1.5 m in width or 10 sqm on plan) including dressing of sides and ramming of bottoms, lift upto 1.5 m, including getting out the excavated soil and disposal of surplus excavated soil as directed, within a lead of 50 m.

All kinds of soil.

Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering -

1:2:4 ( 1 Cement: 2 coarse sand : 4 graded stone aggregate 20 mm 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 etc. above plinth level upto floor five level excluding cost of centering,shuttering, finishing and reinforcement :

1:1.5:3 (1 cement: 1.5 coarse sand : 3 graded stone aggregate 20 mm nominal size)

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 above plinth level upto floor five level, excluding the cost of centering,shuttering, finishing and reinforcement with 1:1.5:3 (1 cement : 1.5 coarse sand : 3 graded stone aggregate 20 mm nominal size).

Reinforcement for R.C.C. work including straightening, cutting, bending,placing in position and binding all complete. Above Plinth level

Thermo-Mechanically Treated bars

Centering and shuttering including strutting, propping etc. and removal of form for:

Walls (any thickness) including attached pilasters, buttresses, plinth and string courses etc.

Suspended floors, roofs, landings, balconies and access platform, with water proof ply 12mm thick.

Half brick masonry with Ist class common burnt clay F.P.S. (non modular) bricks in foundation and plinth in:

Cement mortar 1 : 4 (1 cement : 4coarse sand)

Providing and fixing in position collapsible steel shutters with vertical channels 20xl0x2mm and braced with flat iron diagonals 20x5mm size with top and bottom rail of T-iron 40x40x6mm with 40mm dia, steel pulleys complete with bolts, nuts, locking arrangement, stoppers, handles, including applying a priming coat of approved steel primer.

Steel work welded in built up section/framed work including cutting, hoisting, fixing in position and applying a priming coat of approved steel primer using steel etc. as required.

In grating, frames, guard bar, railing, brackets, gates and similar works.

Construction of granular sub-base by providing close graded Material, mixing in a mechanical mix plant at OMC,carriage of mixed Material to work site,spreading in uniform layers with motor grader on prepared surface and compacting with vibrator power roller to achieve the desired density, complete as per clause 401.

Grading - I Material

Providing and laying factory made cement concrete interlocking paver block of M-30 grade made by block making machine with strong vibratory compaction,of approved size,design & shape,laid in required colour and pattern over and including 50mm thick compacted bed of coarse sand,filling the joints with fine sand etc all complete as per the direction of Engineer-in-charge

80 mm thick

Chequerred precast cement concrete tiles 22 mm thick in footpath & courtyard jointed with neat cement slurry mixed with pigment to match the shade of tiles including rubbing and cleaning etc. complete on 20 mm thick bed of cement mortar 1:4 (1 cement: 4 coarse sand).

Medium shade using 50% white cement 50% Grey cement.

12 mm cement plaster of mix

1:4 (1 cement : 4 coarse sand)

Floor Painting with floor enamel paint of approved brand and manufacture to give an even shade:

Two or more coats on new work

Th. Jeevan Singh (BID ID -3334824)

JOYBA HUIDROM (BID ID -3334841)