CIVIL WORK

EARTH WORK

OD28899/2023-2024 Providing & laying GSB in compacted thickness of 100 mm using stone aggregates of nominal size 65 mm metal shall be spread over the prepared base, consolidated layer in 3 layers as specified, the metal layer dry and wet shall then be rolled and consolidated by a Rammer (8-10T power roller) to achieve consolidated thickness. After the dry Rammer is completed, smaller size stones, grit, quarry dust / sand etc. shall be spread and watered and rolled all as complete and directed by Engineer in charge.

2.6.1 : Earth work in excavation by mechanical means (Hydraulic excavator)/manual means over areas (exceeding 30 cm in depth, 1.5 m in width as well as 10 sqm on plan) including disposal of excavated earth, lead up to 50 m and lift up to 1.5 m, disposed earth to be levelled and neatly dressed.All kinds of soil

OD26188/2023-2024 Earthwork excavation by mechanical means (Hydraulic excavator) /manual depth exceeding 1.5m but not exceeding 3 m as per technical specifications. in all kinds of soils, including shoring and strutting, bailing/pumping of water, backfilling of sides of foundations, low lying area, lift upto 3m & lead upto 50m, etc. As per technical specification.

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

60.2.1 : EARTH WORK FILLING- Supplying contractors own earth including cost of conveyance and royalty and filling (excluding rock) in trenches, plinth, sides of foundations etc. in layers not exceeding 20 cm in depth, consolidating each deposited layer by ramming and watering, lead up to 50 m and lift up to 1.5 m.

OD26200/2023-2024 Providing and laying rubble soling for the foundation. After packing the stones properly in position, the interstices between them should be carefully filled with quarry spoils or stone chips of larger size possible to obtain a bard, compact surface

CONCRETE WORK

4.1.8 : Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level:1:4:8 (1 cement : 4 coarse sand : 8 graded stone aggregate 40 nominal size)

5.33.2 : Providing and laying in position machine batched and machine mixed design mix M-25 grade cement concrete for reinforced cement concrete work, using cement content as per approved design mix, including pumping of concrete to site of laying but excluding the cost of centering, shuttering, finishing and reinforcement, including admixtures in recommended proportions as per IS: 9103 to accelerate, retard setting of concrete, improve workability without impairing strength and durability as per direction of Engineer - in-charge. Note:- Cement content considered in this item is @ 330 kg/ cum. Excess or less cement used as per design mix is payable or recoverable separately.All work above plinth level upto floor V level

4.3.2 : Centering and shuttering including strutting, propping etc. and removal of form work for:Retaining walls, return walls, (any thickness) including attached pilasters, buttresses, plinth and string courses fillets, kerbs and steps etc.

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

5.1.2 : Providing and laying in position specified grade of reinforced cement concrete, excluding the cost of centering, shuttering, finishing and reinforcement - All work up to plinth level:1:1:5:3 (1 cement 1.5 coarse sand :3 graded stone aggregate 20 mm nominal size

5.33.1 : Providing and laying in position machine batched and machine mixed design mix M-25 grade cement concrete for reinforced cement concrete work, using cement content as per approved design mix, including pumping of concrete to site of laying but excluding the cost of centering, shuttering, finishing and reinforcement, including admixtures in recommended proportions as per IS: 9103 to accelerate, retard setting of concrete, improve workability without impairing strength and durability as per direction of Engineer - in-charge. Note:- Cement content considered in this item is @ 330 kg/ cum. Excess or less cement used as per design mix is payable or recoverable separately.All work upto plinth level

4.3.3 : Centering and shuttering including strutting, propping etc. and removal of form work for:Columns, piers, abutments, pillars, posts and struts

MASONRY WORK

50.6.2.1 : Solid block masonry using pre cast solid blocks (Factory made) of size 30x20x15 cm or nearest available size confirming to IS 2185 part I of 1979 for foundation and plinth with thickness 15cm in: CM 1:6 ( 1 cement :6 coarse sand) etc complete

50.6.2.2 : Solid masonry using pre cast solid blocks (factory made) of size 30x20x15cm or nearest available size confirming to IS 2185 part I of 1979 for super structure up to floor two level with thickness 15cm in : CM 1:6 ( 1 cement : 6 coarse sand) etc complete

od204844/2021_2022 : Solid block masonry using pre cast solid blocks ( Factory made) of size 30x20x20cm or nearest available size confirming to IS 2185 Part I of 1979 for super structure up to floor fourth level thickness 20cm and above in: CM 1:6 ( 1 cement : 6 coarse sand) etc complete

7.1.1 Random rubble masonry with hard stone in foundation and plinth including levelling up with cement concrete 1:6:12 (1 cement : 6 coarse sand : 12 graded stone aggregate 20 mm nominal size) up to plinth level with:Cement mortar 1:6 (1 cement : 6 coarse sand)

FINISHING WORK

13.1.1 : 12 mm cement plaster of mix:1:4 ( 1 cement : 4 fine sand)

13.3.1 : 20 mm cement plaster of mix:1:4 (1 cement : 4 fine sand)

13.46.1 Finishing walls with Acrylic Smooth exterior paint of required shade:New work (Two or more coat applied @ 1.67 ltr/10 sqm over and including priming coat of exterior primer applied @ 2.20 kg/10 sqm)

13.60.1 Wall painting with acrylic emulsion paint of approved brand and manufacture to give an even shade:Two or more coats on new work

13.85.3 Applying priming coats with primer of approved brand and manufacture, having low VOC ( Volatile Organic Compound) content.With water thinnable cement primer on walls surface having VOC content less than 50 grams / litre

ROOFING WORK

10.2 : Structural steel work riveted, bolted or welded in built up sections, trusses and framed work, including cutting, hoisting, fixing in position and applying a priming coat of approved steel primer all complete.

od296578/2021_2022 : Steel work in built up tubular (round, square or rectangular hollow tubes etc.) trusses etc., including cutting, hoisting, fixing position and applying a priming coat of approved steel primer and two coat of epoxy paint, including welding and bolted with special shaped washers etc. complete.<br>Hot finished welded type tubes

OD27356/2023-2024 Providing and fixing .5 mm meta colour sheets(Galvalume sheet) (size, shape and pitch of corrugation as approved by Engineer-in-charge) 0.50 mm (+0.05%), total coated thickness with zinc coating 120 grams per sqm as per IS: 277, in 240 mpa steel grade, 5-7 microns epoxy primer on both side of the sheet and polyester top coat 15- 18 microns. Sheet should have protective guard film of 25 microns minimum to avoid scratches during transportation and should be supplied in single length upto 12 metre or as desired by Engineer-in-charge. The sheet shall be fixed using self drilling/self tapping screws of size (5.5x55mm) with EPDM seal, complete upto any pitch in horizontal/ vertical or curved surfaces, excluding the cost of purlins, rafters and trusses and including cutting to size and shape wherever required.

12.51.1 : Providing and fixing precoated galvanised steel sheet roofing accessories 0.50 mm (+ 0.05%) total coated thickness, zinc coating 120 grams per sqm as per IS:mm(+0.05%) total coated thickness, Zinc coating 120 grams per sqm as per IS: 277, in 240 mpa steel grade, 5-7 microns epoxy primer on both side of the sheet and polyester top coat 15-18 microns using self drilling/self tapping screws complete:Ridges plain (500-600 mm)

OD27364/2023-2024 Providing and fixing Square type 200mm PVC gutter including all cost and conveyance charge, scafoldings etc complete. height upto 10M.

OD27373/2023-2024 Dismantling carefully the existing GI sheeted roof with structural members and refixing the same after proper modification if any required and stacking the same with in the premises as per the direction of engineer in charge. Rivet holes must be rectified by mseal, if any. After refixing, water leakage must be rectified by the contractor

MISCELLANEOUS WORK

15.3 : Demolishing R.C.C. work manually / by mechanical means including stacking of steel bars and disposal of unserviceable material with in 50 metres lead as per direction of Engineer -in-Charge.

OD26185/2023-2024 Providing and fixing Ist quality ceramic glazed wall tiles conforming to IS:15622 of approved make of size approved by engineer in charge, in skirting,risers of steps and dados ,over 12 mm thick bed of cement mortar 1:3 and jointing with grey cement [email protected] kg/sqm,including pointing in white cement mixed with pigment of matching shade complete.

15.7.4 : Demolishing brick work manually / by mechanical means including stacking of serviceable material and disposal of unserviceable material within 50 metres lead as per direction of Engineer-in-Charge.In cement mortar

15.2.2 : Demolishing cement concrete manually / by mechanical means including disposal of material within 50 metres lead as per direction of Engineer - in-Charge.Nominal concrete 1:4:8 leaner mix ( including equivalent design mix)

od294741/2021_2022 : Dismantling tile work in walls laid in cement mortar including stacking material within 50 metres lead.<br>For thickness of tiles 10 mm to 25 mm

ALUMINIUM WORK

10.29.2 Providing & fixing fly proof wire gauze to windows, clerestory windows & doors with M.S. Flat 15x3 mm and nuts & bolts complete.Stainless steel (grade 304) wire gauze of 0.5 mm dia wire and 1.4 mm aperture on both sides

OD26183/2023-2024 Providing and fixing louvered ventilator using powder coated aluminium extruded louver profile(min 0.400kg/m) with powder coated aluminium extruded frame of size 63.5x38.1x2mm including EPDM/Neoprene gasket, screws, hinges, fastners, nuts, bolts etc. complete. as per the drawing or directions of engineer in charge.

OD27374/2023-2024 Dismantling doors, windows and clerestory glazed windows (steel or wood ) frame including chowkhats, architrave, holdfasts etc. complete and stacking within 50 metres lead

21.1.1.1 Providing and fixing aluminium work for doors, windows, ventilators and partitions with extruded built up standard tubular sections/ appropriate Z sections and other sections of approved make conforming to IS : 733 and IS: 1285, fixing with dash fasteners of required dia and size, including necessary filling up the gaps at junctions, i.e. at top, bottom and sides with required EPDM rubber/ neoprene gasket etc. Aluminium sections shall be smooth, rust free, straight, mitred and jointed mechanically wherever required including cleat angle, Aluminnium snap beading for glazing /paneling, C.P. brass/ stainless steel screws, all complete as per architectural drawings and the directions of Engineer-in-charge.(Glazing, paneling and dash fasteners to be paid for separately): For fixed portionAnodised aluminium (anodised transparent or dyed to required shade according to IS : 1868, Minimum anodic coating of grade AC 15)

OD27434/2023-2024 Providing and fixing glazing in parititions with 6mm thick tint Toughened glass of approved make using EPDM rubber/neoprene gasket or structural silicon sealant/VHB tape etc. complete as per the architectural drawings and/or the directions of engineer in charge. (The cost aluminium extruded frame work shall be paid seperately under the specified item.)

varadan