Miscellaneous Special Civil Repair and Maintenance works in Operational Area at S.V. Airport, Raipur.

Amount

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 10sqm on plan) including getting out and disposal of excavated earth lead 50 m and lift upto 1.5 m, as directed by Engineer-in-charge.

Supplying and filling in plinth with sand under floors, including watering, ramming, consolidating and dressing complete.

Clearing grass and removal of the rubbish up to a distance of 50 outside the periphery of the area cleared.

Providing and fixing at or near ground level precast cement concrete in kerbs, edgings etc. as per approved pattern and setting in position with cement mortar 1:3 (1 Cement : 3 coarse sand), including the cost of required centering, shuttering complete. 1:1½:3 (1 Cement: 1½ coarse sand (zone-III) : 3 graded stone aggregate 20 mm nominal size).

Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level : (a) 1:5:10 (1 Cement : 4 coarse sand (zone-III) : 8 graded stone aggregate 40 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 up to floor five level, excluding cost of centering, shuttering, finishing and reinforcement : 1:1.5:3 (1 cement : 1.5 coarse sand(zone-III) : 3 graded stone aggregate 20 mm nominal size).

Reinforced cement concrete work in beams, suspended floors, roofs having slope up to 15° landings, balconies, shelves, chajjas, lintels, bands, plain window sills, staircases and spiral stair cases above plinth level up to floor five level, excluding the cost of centering, shuttering, finishing and reinforcement, with 1:1.5:3 (1 cement : 1.5 coarse sand (zone-III) : 3 graded stone aggregate 20 mm nominal size).

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

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

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

Lintels, beams, plinth beams, girders, bressumers and cantilevers

Columns, Pillars, Piers, Abutments, Posts and Struts

Steel reinforcement for R.C.C. work including straightening, cutting, bending, placing in position and binding all complete above plinth level. Thermo-Mechanically Treated bars

Brick work with clay flyash F.P.S. (non modular) brick of class designation 5.0 in superstructure above plinth level up to floor five level in : Cement mortar 1:4 (1 cement : 6 coarse sand)

Brick work with non modular fly ash bricks conforming to IS:12894, class designation 5.0 average compressive strength in super structure above plinth level up to floor V level in : Cement mortar 1:6 (1 cement : 6 Coarse sand)

Half brick masonry with non modular fly ash bricks of class designation 5.0, conformingio IS :12894, in super structure above plinth and upto floor V level. Cement mortar 1 : 4 (1 cement : 4 coarse sand)

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.

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 welded type tubes

Providing and fixing precoated galvanised iron profile sheets (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 (5.5x 55 mm) 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.

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: 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 : 12.51.1 Ridges plain (500 - 600mm)

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

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

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)

Finishing with Epoxy paint (two or more coats) at all locations prepared and applied as per manufacturer's specifications including appropriate priming coat, preparation of surface, etc. complete. On steel work

Finishing with Epoxy paint (two or more coats) at all locations prepared and applied as per manufacturer's specifications including appropriate priming coat, preparation of surface, etc. complete. On concrete work

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

Painting with synthetic enamel paint of approved brand and manufacture of required colour to give an even shade :Two or more coats on new work over an under coat of suitable shade with ordinary paint of approved brand and manufacture

Finishing walls with water proofing cement paint of required shade: Old work (one or more coats @ 2.20 kg/10 sqm) complete.

Finishing walls with Acrylic Smooth exterior paint of required shade: Old work (One or more coat applied @ 0.90 ltr/10 sqm)

Demolishing cement concrete manually/ by mechanical means including disposal of material within 50 metres lead asper directionof Engineer - in - charge. Nominal concrete 1:3:6 or richer mix (i/c equivalent design mix)

Demolishing cement concrete manually/ by mechanical means including disposal of material within 50 metres lead asper directionof Engineer - in - charge. Nominal concrete 1:4:8 or leaner mix (i/c equivalent design mix)

Demolishing brick work manually/ by mechanical means includingstacking of serviceable material and disposal of unserviceable materialwithin 50 metres lead as per direction of Engineer-in-charge. In cement mortar

Dismantling and stacking within 50 metres lead, fencing posts or struts including all earth work and dismantling of concrete etc. in base of: T' or 'L' iron or pipe

Dismantling barbed wire or flexible wire rope in fencing includingmaking rolls and stacking within 50 metres lead

Dismantling expanded metal or I.R.C. fabrics/ chainlink fencing with necessary battens and beading including stacking the serviceable material within 50 metres lead.

Preparation and consolidation of sub grade with power road roller of 8 to 12 tonne capacity after excavating earth to an average of 22.5 cm depth, dressing to camber and consolidating with road roller including making good the undulations etc. and re-rolling the sub grade and disposal of surplus earth with lead upto 50 metres

Supplying and stacking at site. Moorum

Providing and applying tack coat using bitumen emulsion conforming to IS: 8887, using emulsion pressure distributer including preparing the surface & cleaning with mechanical broom.With medium setting bitumen emulsion On W.B.M / W.M.M. @ 0.4kg/sqm

Providing and applying tack coat using bitumen emulsion conforming to IS: 8887, using emulsion pressure distributer including preparing the surface & cleaning with mechanical broom. With medium setting bitumen emulsion on bituminous surface @ 0.25kg/sqm

2.5 cm thick bitumastic sheet with hot bitumen of approved quality, using stone chippings (60% with 12.5 mm nominal size and 40% with 10 mm nominal size) @ 1.65 cum per 100 sqm and coarse sand @ 1.65 cum per 100 sqm of road surface and with bitumen @ 56 kg/cum of stone chippings and @ 128 kg/cum of sand over a tack coat with hot straight run bitumen, including consolidation with road roller of 8 to 10 tonne etc. complete. (tack coat to be paid separately) : With paving Asphalt grade VG - 30

Cement concrete 1:2:4 (1 cement : 2 coarse sand : 4 graded stone aggregate 40 mm nominal size) in pavements, laid to required slope and camber in panels as required including consolidation finishing and tamping complete.

Painting runway/taxi track/apron marking with adequate nos of coats to give uniform finish with road marking paint of superior make asapproved by the Engineer-in-charge, i/c cleaning the surface of aildirt, scales, oil grease and other foreign material etc. and lining complete. New work (Two or more coats)

Painting runway/taxi track/apron marking with adequate nos of coats to give uniform finish with road marking paint of superior make asapproved by the Engineer-in-charge, i/c cleaning the surface of aildirt, scales, oil grease and other foreign material etc. and lining complete. Old work (One or more coats)

Providing and laying Dense Graded Bituminous Macadam using crushed stone aggregates of specified grading, premixed with bituminous binder and filler, transporting the hot mix to work site by tippers, laying with paver finisher equiped with electronic sensor to the required grade, level and alignment and rolling with smooth wheeled, vibratory and tandem rollers as per specifications to achieve the desired compaction and density, complete as per specificatons and directions of Engineer-in-Charge.50 to 100 mm average compacted thickness with bitumen of grade VG-30 @ 5% (percentage by weight of total mix) and lime filler @ 2% (percentage by weight ofAggregate) prepared in Drum Type Hot Mix Plant of 60-90 TPH capacity.

Providing and laying 60mm thick faciory made cement concrete interlocking p ver block of M -30 grade made by block making machine with strong vibratory compaction, of approved s;ze, design& shape, laid in required colour and pattern over and including 50mmthick compacted bed of coarse sand, filling the joints with line sandetc. all complete as per the direction of Engineer-in-charge

Providing and laying non-pressure NP2 class (light duty) R.C.C. pipes with collars jointed with stiff mixture of cement mortar in the proportion of 1:2 (1 cement : 2 fine sand) including testing of joints etc. complete : a) 300 mm dia. R.C.C. pipe

Supplying of cans of epoxy resin Areldite AY 103 (1 Litre) and hardner Araldite HY 991 (800 Ml) or equivalent make at site as directed by Engineer in charge.

Supply of graded quarz sand/ madras sand at site as per direction and satisfaction of Engineer-in-charge.

Carrying out Soil Testing as per IS specification to determine Soil properties and CBR value for samples collected at 0.15 m, 050 m and 1.5 m depth in Runway Basic strip and at locations decided by the Engineer-In-Charge as per applicable IS Code and submission of test results as per directions and satisfaction of Engineer -in- Charge. The test should be carried out by the specialised agency/ firm as approved by the Engineer -In Charge. The following Tests to be carriedout on each soil samples i) Particle size analysis ii) Liquid Limit, Plastic Limit, plasticity Index, Swell index for clayey and swelling soils. iii) In-situ density, dry density, Natural moisture content of soil, OMC. iv) Water table level, if encountered within 1.5m depth from the existing GL. v) Soaked CBR (04 days soaking in water)test on soil samples collected at a depth of 0.15 m from existing GL. vi) Recommendation of the Soil consultant regarding the soil stabilization/ ground improvement including thickness of layer to be stabilized/improved to achieve the minimum CBR value of 15.

Lettering with synthetic enamel paint of approved brand and manufacture in appropriate width, colour, arrangement etc. complete as per direction of Engineer-in-Charge.

Providing technical services by deploying one skilled mason and one semi skilled helper for repairing by applying epoxy mortar in cracks and damaged concrete pavement surface including cleaning cutting and removing loose aggregate as required at site complete as per directions and satisfaction of Engineer-in-charge.

Hiring of hydraulic excavator / JCB i/c operator, fuel and maintence etc. complete for working in Airport premises as per direction and satisfaction of Engineer-in-Charge.

M/s Awadhesh Construction