Construction of Boundary wall at Puducherry Airport. SH From Cooling pi to Narikuravar Colony. (PHASE IV).

Amount

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

Carriage of materials by mechanical transport including loading, unloading and stacking and leveling for a lead of 1 km a) Lime, moorum, building rubbish.

Carriage of materials by mechanical transport including loading, unloading and stacking and leveling for a lead of 1 km b) Earth

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. (a) 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.

Supplying, spreading and filling of M sand in ground level including watering, ramming and dressing complete as per the direction of Engineer in Charge

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

Centering and shuttering including strutting, propping etc. and removal of form for: a) Foundations, footings, bases of columns, etc. for mass concrete

Centering and shuttering including strutting, propping etc. and removal of form for: a) Lintels, beams, plinth beams, girders, bressumers and cantilevers

Centering and shuttering including strutting, propping etc. and removal of form for: a) Columns, Pillars, Piers, Abutments, Posts and Strut : upto plinth level

Centering and shuttering including strutting, propping etc. and removal of form for: a) Small lintels not exceeding 1.5 m clear span, moulding as in cornices, window sills, string courses, bands, copings, bed plates, anchor blocks and the like

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

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

Providing and laying in position ready mixed or site batched design mix cement concrete for reinforced cement concrete work; using coarse aggregate and fine aggregate derived from natural sources, Portland Pozzolana / Ordinary Portland /Portland Slag cement, admixtures in recommended proportions as per IS: 9103 to accelerate / retard setting of concrete, to improve durability and workability without impairing strength; including pumping of concrete to site of laying, curing, carriage for all leads; but excluding the cost of centering, shuttering, finishing and reinforcement as per direction of the engineer-in-Charge; for the following grades of concrete. Note: Extra cement up to 10% of the minimum specified cement content in design mix shall be payable separately. In case the cement content in design mix is more than 1.10 times of the specified minimum cement content, the contractor shall have discretion to either re-design the mix or bear the cost of extra cement. a) All works upto plinth level i) Concrete of M30 grade with minimum cement content of 350 kg /cum

Providing and laying in position ready mixed or site batched design mix cement concrete for reinforced cement concrete work; using coarse aggregate and fine aggregate derived from natural sources, Portland Pozzolana / Ordinary Portland /Portland Slag cement, admixtures in recommended proportions as per IS: 9103 to accelerate / retard setting of concrete, to improve durability and workability without impairing strength; including pumping of concrete to site of laying, curing, carriage for all leads; but excluding the cost of centering, shuttering, finishing and reinforcement as per direction of the engineer-in-Charge; for the following grades of concrete. Note: Extra cement up to 10% of the minimum specified cement content in design mix shall be payable separately. In case the cement content in design mix is more than 1.10 times of the specified minimum cement content, the contractor shall have discretion to either re-design the mix or bear the cost of extra cement. a) All works above plinth level upto floor V level i) Concrete of M30 grade with minimum cement content of 350 kg /cum

Brick work with bricks of class designation 50 in foundation and plinth in: a) Cement mortar 1:6 (1 cement : 6 coarse sand) (Note:River sand/M Sand should conform to requirements given in the relevant IS code 383 (latest revision)).

Brick work with bricks of class designation 50 in superstructure above plinth level up to floor V level in all shapes and sizes in : a) Cement mortar 1:6 (1 cement : 6 coarse sand) (Note:River sand/M Sand should conform to requirements given in the relevant IS code 383 (latest revision)).

Providing and Fixing 75mm dia unplasticised regid PVC pipes confirming to IS:13592 Type A etc. Complete as per Engineer In- Charge. (i) Single socketed Pipes

12 mm cement plaster: a) 1:3 (1 cement: 3 fine sand)

15 mm cement plaster: a) 1:3 (1 cement: 3 fine sand)

Structural steel work in single section, fixed with or without connecting plate, including cutting, hoisting, fixing in position and applying a priming coat of approved steel primer all complete

Finishing walls with Acrylic Smooth exterior paint of required shade : a) 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)

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

Providing and fixing concertina coil fencing with punched tape concertina coil 600 mm dia 10 metre openable length (total length 90 m), having 50 nos rounds per 6 metre length, upto 3 m height of wall with existing angle iron ‘Y’ shaped placed 2.4m or 3.00 m apart and with 9 horizontal R.B.T. reinforced barbed wire, stud tied with G.I. staples and G.I. clips to retain horizontal, including necessary bolts or G.I. barbed wire tied to angle iron, all complete as per direction of Engineer-in-charge, with reinforced barbed tape(R.B.T.) / Spring core (2.5mm thick) wire of high tensile strength of 165 kg/ sq.mm with tape (0.52 mm thick) and weight 43.478 gm/ metre (cost of M.S. angle, C.C. blocks shall be paid separately)

Removing and stacking the existing concertina coil fencing with punched tape concertina coil 600 mm dia 10 metre openable length (total length 90 m), up to 5m height of wall, along with 9 horizontal R.B.T. reinforced barbed wire, including unfastening of G.I. staples and G.I. clips, bolts or G.I. barbed wire tied to angle iron, all complete as per direction of Engineer-in-charge. The item should be stacked properly in bundles so as to enable reuse of the same after construction of the compound wall in that area.

Providing and fixing temporary sheet fencing 3m Height from Ground level, with ISA 65 x 65 x 6mm as vertical members, ISA 50 x 50 x 6mm as horizontal members, connected with nut and bolt arrangement. Vertical members to be fixed at 3m centre to centre and embedded in concrete block of size 60 x 60 x 60 cm. 0.4mm thick colour coated sheet to be fixed with J hook to the horizontal member to form sheet fencing. The temporary fencing should be provided at locations where compound wall is broken for reconstruction as per the security standards and for prevention of animal entry. Once the work is completed, the Sheet fencing should be dismantled. After completion of the whole work, the material will be returned to the agency. The rate shall include materials for the work, excavation of pit for embedding concrete block for fencing post, concreting, loading, unloading etc. complete as per the direction of Engineer-in-Charge.

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