Improvements to the road and drains in Kanaganeri road from RC4 Valudavour road to NH45A Villupuram road, Puducherry

Amount

Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering.- All work upto plinth level -1:5:10 (1 cement: 5coarse sand : 10 graded stone aggregate 40mm nominal size)

Centering and shuttering including struttings, propping etc. and removal of form work for foundations, footings , bases for columns.

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

Providing and fixing in position 12 mm thick bitumen impregnated fibre board conforming to IS : 1838 , including cost of primer , sealing compound in expansion joints

Extra for providing richer mixes at all floor levels - Note:- Excess / less cement over the specified cement content used is payable / recoverable separately - Providing M-30 grade concrete instead of M-25 grade BMC / RMC . (Note:- cement content considered in M-30 is @ 340 kg / cum)

Add for using extra cement in the items of design mix over and above the specified cement content therein

Providing and laying in position ready mixed M-25 grade concrete for reinforced cement concrete work , using cement content as per approved design mix , manufactured in fully automatic batching plant and transported to site of work in transit mixer for all leads , having continuous agitated mixer , manufactured as per mix design of specified grade for reinforced cement concrete work including pumping of R.M.C. from transit mixer to site of laying , excluding the cost of centering , shuttering , finishing and reinforcement including cost of admixtures in recommended proportions as per IS : 9103 to accelerate / retard setting of concrete , improve workability without impairing strenghth and durability - Note :- Cement content considered in this item is @ 330 kg / cum. Excess / less cement used as per design mix is payable / recoverable separately - All work upto plinth level

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 structural steel etc. as required. In grating, frames, guard bar, ladder,railings, brackets, gates and similar works.

Cement concrete flooring 1:2:4 (1 cement : 2 coarse sand : 4 graded stone aggregate) finished with a floating coat of neat cement, including cement slurry, but excluding the cost of nosing of steps etc .complete - 40mm thick with 20mm nominal size stone aggregate.

12mm cement plaster finished with a floating coat of neat cement of mix - 1:3 (1 cement :3 fine sand)

Demolishing cement concrete manually / by mechanical means including disposal of material within 50 metres lead - 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 Nominal concrete 1:4:8 or leaner mix (including equivalent design mix)

Providing and laying 60mm thick factory made cement concrete interlocking paver block of M-30 grade made by block making machine with strong vibratory compaction and of approved size and design / shape laid in required colour and pattern over and including 50mm thick compacted bed of course sand , filling the joints with coarse sand etc. all complte

Supply of Quarry rubbish including stacking to department gauge for premeasurement and spreading required thickness

Raising of various types of manholes and flushing tank by cutting alround the manhole cover, removing the frame and cover from the manhole by cutting the B.T., W.B.M., surface, raising the manhole to the required height with brick work in cement motar 1:4 (One cement and four sand), refixing the frame in position by laying cement concrete 1:1.5:3 (One cement one and half sand and three 20mm HBG metal) including curing, but excluding the cost of reinforcement, finishing the top, inside and outside plastering with 20mm thick in cement mortar 1:3(one cement three sand), the rate includes all materials, providing barricading,caution board, watch and ward etc.,complete till the completion of work with minimum hindrance to the traffic.- 30cm height.

Plain cement concrete m-15 mix with stone aggregates 20mm nominal size mechanically mixed and vibrated in foundation upto a depth of 1.50 metres below ground level and/or 1.50 metres above ground/bed level.

Steel reinforcement for R.C.C. works including bending, binding and placing in position - Thermo Mechanical Treated Bars (ISI brand approved make) Fe - 415 or more

Earthwork in excavation of foundation of structure as per drawing and technical specification, including setting out, construction of shoring and bracing, removal of stumps and other deleterious matter, dressing of sides and bottom, backfilling the excavation earth to the extent required and utilising the remainging earth locally for road work - by mechanical means - depth upto 3m (Ordinary soil)

Providing,laying , spreading and compacting graded stone aggregate to wet mix macadam specification including premixing the material with water at OMC in mechanical mix plant carriage of mixed material by tipper to site , laying in uniform layer by manual means in sub-base / base course on well prepared surface and compacting with smooth 3 wheeled steel roller to achieve the desired density.

Providing and applying primer coat with bitumen emulsion on prepared surface of granular base including clearing of road surface and spraying primer at the rate of 0.60 kg/sqm using mechanical means. (As per MoRTH specification, 4th Revision)

Providing and applying tack coat with bitumen emulsion using emulsion pressure distributor at the rate of 0.20 kg. per sqm. on the prepared bituminous / granular surface cleaned with mechanical broom. (As per MoRTH specification, 4th Revision)

Providing and laying bituminous macadam with hot mix plant of capacity not less than 40 -60 TPH using crushed aggregates of specified grading premixed with bituminous binder, transported to site, laid over a previously prepared surface with paver finisher to the required grade, level and alignment and rolled as per clauses 501.6 and 507.7 of MoRTH specification, 4th Revision, to achieve the desired compaction. - using grade - II metal and bitumen 60/70 grade.

Providing and laying bituminous concrete with HMP of capacity not less than 40 to 60 TPH using crushed aggregates of specified grading, premixed with bituminous binder @ 5.4 to 5.6 percent of mix and filler, transporting the hot mix to work site, laying with a hydrostatic paver finisher with sensor control to the required grade, level and alignment, rolling with smooth wheeled, vibratory and tandem rollers to achieve the desired compaction as per clause 509 of MoRTH specification, 4th Revision, complete in all respects - Using grade-II material.-Bitumen 60/70

Providing and fixing of retro - reflectorised cautionary, mandatory & informatory sign as per IRC:67 made of aluminium sheet encapsulated lens with high intensity grade sheeting vide Clause 801.3, fixed over aluminium sheeting, 1.5 mm thick supported on a mild steel angle iron post 75 mm X 75 mm X 6 mm (3.8 mtrs height - 6.8kg/mtr = 25.84kg , with board support angle 35x35x6mm - 3.5 mtrs 3kg/mtr = 10.5kg and anchor flats 0.5kg) firmly fixed to the ground by means of properly designed foundation with M15 Grade cement concrete 45 cm X 45 cm X 60 cm , 60cm below ground level as per approved drawing. - 90 cm equilateral triangle . (including cost of angle iron towards cost of drilling holes , nuts , bolts etc.,)

Providing and fixing of retro - reflectorised cautionary, mandatory & informatory sign as per IRC:67 made of aluminium sheet encapsulated lens with high intensity grade sheeting vide Clause 801.3, fixed over aluminium sheeting, 1.5 mm thick supported on a mild steel angle iron post 75 mm X 75 mm X 6 mm ( 3.8 mtrs height - 6.8kg/mtr = 25.84 kg with board support angle 35x35x6mm - 2.8 mtrs - 3kg/mtr = 8.4kg and anchor flats - 0.5kg ) firmly fixed to the ground by means of properly designed foundation with M15 Grade cement concrete 45 cm X 45 cm X 60 cm , 60cm below ground level as per approved drawing. - 80cm X 60cm rectangular . (including cost of angle iron towards cost of drilling holes , nuts , bolts etc.,)

Providing and laying of hot applied thermoplastic compound 2.5mm thick including reflectorising glass beads @ 250 gms per sqm area, thickness of 2.5mm is exclusive of surface applied glass beads as per IRC:35. The finished surface to be level, uniform and free from streaks and holes.

Disposal of unserviceable materials like debris, scarified road material building material etc from the site within an average lead upto 10 km. The rate including incidental charges and loading charges on the PWD yard/ road side low lying area etc., as directed by the Engineer in charge. ( The disposal point should be identified by the contractor itself)

Finishing the top surface of the concrete smooth with power trowelling including floor hardener at the rate of 4kg/sqm and roughening the surface with steel wire brush in straight direction perpendicular to the road as directed by the Engineer-in-charge. The rate is inclusive of all machineries, labour and all taxes etc. complete.

Cutting shrinkage joints 4mm X 15mm at centre of road and transverse joints between 2 to 3 m c/c as directed by the Engineer-in- charge. The rate is inclusive of all machineries, labour and all taxes etc., complete.

Providing and fixing 3M make reflective road studs of category 'A' raised pavements markers made out of poly carbonate/ABS moulded body and reflective panels with micro prismatic lens capable of providing total internal reflection of the light entering the lens face with retro reflectitcity and chromaticity values conformaing to ASTM D 4280. The reflective raised pavement makers shall also confirm the length, height and width of the body shall not be less than 100mm, 15mm and 90mm and base of marker shall be flat within 1.3mm (3M equivalent). The marker shall support a load of 13635kg tested in accordence with ASTM D 4280. Lenses shall be moulded of polycarbonate or methylmethacrylate confirming ASTMD788. The area of each retro reflective surface shall not be less than 13.0sq.cm. The slope or retro- reflectcity surface shall be 35+5 degree to base. Each reflector shall have a CIL not less than values specified in table1 of said MORTH & H circular and two cylindrical polymer shanks not less than 20mm diameter and not less than 30mm length shall be provided for better anchorage with bituminous grout or epoxy mortor all as per the MORTH circular

Providing, hoisting and fixing precast RCC cover slabs for drain ( Upto plinth level) of length varying upto 1.80m and varying thickness from 100mm to 200mm including the cost of required centering, shuttering and finishing smooth with neat cement pruning on the exposed surfaces but excluding cost of reinforcement with 1:1.1.5:3 (1 cement, 1.5 coarse sand 3 graded stone aggregate of 20mm nominal size) The rate is inclusive of all taxes.

N K Gunasekaran

J.RAMESH

Kumaresan Constructions

G VELMURUGAN

ALAGAR and CO