Strengthening and Improvements to the 6 Nos of various road such as 1. RC28 Kanniakoil Road 2. Mullodai - Sara Road 3. Puthukoil to Soriankuppam Bridge Road 4.RC-27 Pinnatchikuppam Road connecting RC31 Karaimedu Road 5.Manjolai Road and 6. RC

Amount

Cleaning of the existing black topped surfaces with brooms, soft brushes and finally dusting with old gunny bags and/or compressed air to receive bituminous treatment. As per clause no 503.3.1 of MOST specification

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

Supplying and filling with gravel (excluding rock) in layers not exceeding 20cm in depth , breaking clods , watering , rolling each layer with 1/2 tonne roller , or wooden or steel rammers and rolling every 3rd and top-most layer with power roller of minimum 8 tonnes capacity including all leads and lift (Payment will be made based on level measurement)

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.

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 remaining earth locally for road work - by mechanical means - depth upto 3m (Ordinary soil)

Cement concrete 1:4:8 mix with stone aggregate 40mm nominal size in foundation upto a depth of 1.5 metres below ground level and upto height of 1.5 above ground/bed level

Centring and shuttering including strutting , propping etc. and removal of form work for - foundations, footings, bases for columns

Cement concrete 1:3:6 mix with stone aggregates 20mm nominal size mechanically mixed and vibrated in foundation upto a depth of 1.5 metres below ground level and upto a height of 1.5 metres above ground/bed level

Providing and laying of filter media with granular materials / stone crushed aggregates satisfying the requirements laid down Clause 2504.2.2. of MoRT&H specifications to a thickness of not less than 600 mm with smaller size towards the soil and bigger size towards the wall and provided over the entire surface behind abutment, wing wall and return wall to the full height compacted to a firm condition complete as per drawing and technical specifications

Providing and fixing 110 mm dia PVC pipes (4kg / cm2) in weep holes including cement concrete 1:5:10 (one cement : 5 sand : 10 graded stone aggregate ) and filling of pebbles etc

Providing and fixing 3M make reflective road studs of category 'A' raised pavement 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 reflectance and chromaticity values conforming to ASTM D4280. The reflective raised pavement markers 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 13635 Kg tested in accordance with ASTM D4280. Lenses shall be moulded of Polycarbonate or methyl methacrylate conforming ASTM D788. The area of each retro reflectory surface shall not be less than 13.0 sqcm. The slope or retro-reflectory surface shall be 35+5 degree to base. Each reflector shall have a CIL not less than values specified in table 1 of said MORT&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 mortar all as per the MORTH circular No.RW/ NH.33023/10/97-DO.III dt.11.06.97

Providing and erecting direction and place identification retro-reflectorised sign as per IRC:67 made of aluminium sheet encapsulated lens reflective ( diamond grade sheet) with high intensity grade sheeting vide Clause 801.3, fixed over aluminium sheeting, 2mm thick with area not exceeding 0.9sqm supported on a mild steel single angle iron post 75 X 75 X 6mm (3.9mtrs height - 6.8kg/mtr = 26.52kg ,with board support angle 35x35x6mm - 3.8mtrs - 3kg/mtr = 11.40kg and anchor flat 0.50kg )firmly fixed to the ground by means of properly designed foundation with M15 grade cement concrete 45 X 45 X 60 cm, 60cm below ground level

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.,)

Construction of granular sub-base by providing close graded material, mixing in a mechanical mix plant at OMC, carriage of mixed material to work site, spreading in uniform layer with motor grader on prepared surface and compacting with vibratory power roller to achieve the desired density, complete as per clause 401 of MoRTH specification, 4th Revision - by plant mix method - for grading III material

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 , 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 vibratory roller to achieve the desired density - Using vibratory roller

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)

Scarifying the existing granular road surface to a depth of 50mm and disposal of scarified material within all lifts and leads upto 1000 metres - by manual means

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 - 1:4 (1 cement :4 fine sand)

Providing, hoisting and fixing upto plinth level precast reinforced cement concrete for drain cover slab of length varying upto 1.50m of various thickness including the cost of required centring, shuttering and finishing smooth with 6mm cement plaster 1:3 (1 cement : 3 fine sand) on all faces of the slab but excluding the cost of reinforcement with 1:2:4 (1 cement: 2 coarse sand : 4 graded stone aggregate of 20mm nominal size)

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

VK AND CO

ALAGAR and CO

S.J.M. CONSTRUCTION & CONTRACTORS

N K Gunasekaran