Strengthening and Improvements to the 8Nos. of roads viz. 1.Kirumampakkam to Adingapet road, 2. RC33 to Soriankuppam Culvert and upto Mettu street, 3. West street, 4. Melparikalpet to Komandamedu road 5. Bahour Thookkupalam to Aratchikuppam road upt

Amount

Clearing and grubbing road land including uprooting rank vegetation, grass, bushes, shrubs, saplings and trees girth upto 300mm, removal of stumps of trees cut earlier and disposal of unserviceable materials and stacking of serviceable material to be used or auctioned, upto a lead of 1000m including removal and disposal of top organic soil not exceeding 150mm in thickness - by mechanical means in area of light jungle

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 , 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

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 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 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 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

ALAGAR and CO

S.J.M. CONSTRUCTION & CONTRACTORS

VK AND CO

MKM Constructions