SNB/ENGG/NIT/Shed/2022-23/02

Amount

Earth work in excavation by mechanical means (Hydraulic excavator)/manualmeans over areas (exceeding 30 cm in depth, 1.5 m in width as well as 10sqm 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 in All kinds of soil.

Brick soling with picked jhama bricks including preparation of bed as necessary with brick joints properly filled in and packed with powder earth and including necessary cushion of similar material below the soling (and in between layers when more than one layer is used) complete as per direction. Soling or dry pavement with one brick-on-edge (thickness 125 mm).

Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level:

In 1:3:6 (1 Cement : 3 coarse sand (zone-III): 6 graded stoneaggregate 40 mm nominal size).

In 1:2:4 (1 Cement : 2 coarse sand (zone-III): 4 graded stoneaggregate 40 mm nominal size)

Reinforced Cement Concrete Works

Providing and laying in position specified grade of reinforced cementconcrete, excluding the cost of centering, shuttering, finishing andreinforcement - All work up to plinth level :1:1.5:3 (1 cement : 1.5 coarse sand (zone-III): 3 graded stoneaggregate 20 mm nominal size).

Reinforced cement concrete work in walls (any thickness), includingattached pilasters, buttresses, plinth and string courses, fillets, columns,pillars, piers, abutments, posts and struts etc. above plinth level up tofloor five level, excluding cost of centering, shuttering, finishing andreinforcement :1:1.5:3 (1 cement : 1.5 coarse sand(zone-III) : 3 graded stoneaggregate 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 and above plinth level.Cold twisted bars

Centering and shuttering including strutting, propping etc. and removalof form work for:

Foundations, footings, bases for columns

Retaining walls, return walls, walls (any thickness) includingattached pilasters, buttresses, plinth and string courses fillets,kerbs and steps etc.

Columns, piers, abutments, pillars, posts and struts

Brick work with common burnt clay F.P.S. (non modular) bricks of classdesignation 7.5 in foundation and plinth in:Cement mortar 1:6 (1 cement : 6 coarse sand)

Brick work with common burnt clay F.P.S. (non modular) bricks of class designation 7.5 in superstructure above plinth level up to floor V level in all shapes and sizes in: Cement mortar 1:6 (1 cement : 6 coarse sand)

Providing 12 mm cement plaster of mix :1:6 (1 cement: 6 coarse sand)

Structural steel work in single section, fixed with or without connectingplate, including cutting, hoisting, fixing in position and applying a primingcoat of approved steel primer all complete.

Steel work in built up tubular (round, square or rectangular hollow tubes etc.) trusses etc., including cutting, hoisting, fixing in position and applying a priming coat of approved steel primer, including welding and bolted with special shaped washers etc. complete. Hot finished seamless type tubes.

Supply of MS Plate including cutting to shape, welding, making hole welding etc complete

Providing and fixing mild steel round holding down bolts with nuts andwasher plates complete.

Providing at all heights, levels and locations MS colour coated steel roofing sheed (Tata Bluescope or equivalent) the sheet shall be fixed using self drilling / self tapping SS screws of size 5.5 x 65 mm with EPDM seal complete up to required pitch in horizontal, vertical or curved surfaces i/c cutting to size and shape where required as per specifications, detailed drawing and direction of EIC. The rate shall be inlusive the coat of all screws, seal, labour, scaffoloding, machinery for fixing and approved sealent where required etc but excluding the cost of purlins, rafters and truses. 0.60 mm thick, the profile detail with 1044 / 920 mm, cover with 1000 / 875 mm.

Providing and fixing precoated galvanised steel sheet roofing accessories 0.60 mm (+ 0.05 %) total coated thickness, Zinc coating120 grams per sqm as per IS: 277, in 240 mpa steel grade, 5-7microns epoxy primer on both side of the sheet and polyester topcoat 15-18 microns using self drilling/ self tapping screws complete :Ridges plain (500 - 600mm)

62 mm thick cement concrete flooring with concrete hardener topping, under layer 50 mm thick cement concrete 1:2:4 (1 cement : 2 coarsesand : 4 graded stone aggregate 20mm nominal size) and top layer12mm thick cement hardener consisting of mix 1:2 (1 cement hardenermix : 2 graded stone aggregate, 6mm nominal size) by volume, hardening compound mixed @ 2 litre per 50 kg of cement or as per manufacture’s specifications. This includes cost of cement slurry, but excluding the cost of nosing of steps etc. complete.

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

Distempering with oil bound washable distemper of approved brand and manufacture to give an even shade: on New work (two or more coats) over and including water thinnable priming coat with cement primer.

Taking out existing kerb stones of all types from footpath/centralverge, including removal of mortar etc., disposal of unserviceable material to the dumping ground and stacking of serviceable material within 50 metre lead as per direction of Engineer-in-Charge.

Taking out existing CC interlocking paver blocks from footpath/ centralverge, including removal of rubbish etc., disposal of unserviceable material to the dumping ground and stacking of serviceable material within 50 metre leadas per direction of Engineer-in-Charge.

Laying at or near ground level old kerb stones of all types in position to the required line, level and curvature, jointed with cement mortar1:3 (1 cement : 3 coarse sand), including making joints with or without grooves (thickness of joints, except at sharp curve, shall not be more than 5 mm), including making drainage opening wherever required etc. complete as per direction of Engineer-in-charge. (Lengthof finished kerb edging shall be measured for payment). (Old kerbstones shall be supplied by the department free of cost).

Laying old cement concrete interlocking paver blocks of any design/shape laid in required line, level, curvature, colour and pattern over and including 50 mm thick compacted bed of coarse sand, filling the joints with fine sand etc. all complete as per the direction of Engineer-in-charge. (Old CC paver blocks shall be supplied by the department free of cost).

Providing and laying 80mm thick faciory 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 line sand etc. all complete as per the direction of Engineer-in-charge.

Providing and laying at or near ground level factory made kerb stone of M-25 grade cement concrete in position to the required line, level and curvature, jointed with cement mortar 1:3 (1 cement: 3 coarsesand), including making joints with or without grooves (thickness ofjoints except at sharp curve shall not to more than 5mm), including making drainage opening wherever required complete etc. as per direction of Engineer-in-charge (length of finished kerb edging shallbe measured for payment). (Precast C.C. kerb stone shall be approved by Engineer-in-charge).

Providing precast cement concrete Jali 1:2:4 (1 cement : 2 coarsesand(zone-III) : 4 graded stone aggregate 6mm nominal size), reinforcedwith 1.6 mm dia mild steel wire, including centering and shuttering,roughening cleaning, fixing and finishing with cement mortar 1:3(1 cement: 3 fine sand) etc. complete, excluding plastering of the jambs,sills and soffits.40 mm thick

Providing neat cement punning

Surface dressing of the ground including removing vegetation and in-equalities not exceeding 15 cm deep and disposal of rubbish, lead upto 50 m and lift up to 1.5 m.in All kinds of soil

Filling available excavated earth (excluding rock) in trenches, plinth,sides of foundations etc. in layers not exceeding 20cm in depth,consolidating each deposited layer by ramming and watering, lead upto 50 m and lift upto 1.5 m.

Providing Architectural & Structural As-built drawing including requisite plan, elevation, section etc. complete for shed with two sets of hard copies and soft copy in CD.

UJJWAL KUMAR CHAKARABORTY

M S ROY CONSTRUCTION

STRUCTCON