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| 1 | M&L for preparing black top bituminous surfaces by brushing with wire brushes for removing caked mud etc., sweeping with brooms and finally fanning the cleaned surfaces with air compressor through air jet to remove all loose dirt etc and applying evenly a tack coat of paving bitumen primer of grade VG-10 at the rate of 05 Kg per 10 Sqm of road surface by sprayer operated on hot pressure mechanism and providing 30mm thick (consolidated thickness) of premix Semi Dense Asphaltic Concrete (SDAC) with crushed and graded coarse aggregates as per design based on Job mix formula with 5.5% bitumen binder content(bitumen of Grade VG-30) by weight of total mixincluding heating bitumen to the required temperature, mixing bituminous concrete in automatic and temperature controlled hot mixing plant, laying, spreading uniformly by means of Mechanical paver and rolling and consolidating to the required gradient and camber with 8 to 12 tonne power road roller to a uniform smooth surfaces complete all as specified and as directed. |
| 2 | Notes :(i) The actual requirement of binder shall be as per the job mix formula and test specified. However quantity from the mix formula found more than specified 5.5% same will be provided with no extra cost to the Govt. In case binder content found to be less than 5.5% as per mixformula as specified in Schedule \"A\" shall be adusted @ the rate of 46.90/KG for the less quanity of bitumen used. The quantity of 5.5 % mentioned is exclusive of any wastage and no wastage shall be taken onto account for the purpose of above adjustment. (ii)Paving bitumen primer of Grade VG-10 for tack coat and bitumen of Grade VG-30 for semi dense asphaltic concrete shall be used and shall be procured by the contractor under his own arrangement and at his own cost. (iii) Cost of all the materials, T&P, labour etc. required for preparation of surfaces, applying tack coat, providing and laying semi dense asphaltic concrete including procurement of bitumen as specified here-in-before, stone aggregates & sand etc., rolling and all other elements required for entire completion of the job shall be deemed to be included in the unit rate quoted for this item. |
| 3 | M&L for repairs to pot holes, not exc 1 square metre each, including sweeping free from dust and mud, or water, scoring sunken surfaces in roads, cutting around edges to at least 25 mm in depth, on existing road surfaces, and making good applying evenly a tack coat of paving bitumen primer of grade VG-10 at the rate of 05 Kg per 10 Sqm and providingpremixed bituminous macadam with crushed and graded stone aggregate mixed together with 4.5% of paving bitumen of grade VG-30 by weight of total mix, well rammed and sealed with binder 9.8 Kg per 10 sqm, blinded with 0.09 Cum of stone chippings, 6.3 mm size and again well rammed including supply of premixed macadam, binder and chipping, depth of pot holes exc 30mm, complete all as specified and as directed. |
| 4 | Providing and applying 2.00 mm to 3.00 mm thick road marking paint (retro-reflective with glass bends @ 250 gms per sqm) of specified shade / colour using hot thermoplastic material by fully / semi automatic thermoplastic paint applicator machine fitted with profile shoe, glass beads dispenser, propane tank heater and profile shoe heater, driven by experienced operator on road surface including cost of material, labour, T & P, cleaning the road surface of all dirt, seals, oil, grease and foreign material etc complete as per direction of Engineer-in-charge and accordance with applicable specifications.(Note: Thickness 2.5 mm shall be exclusive of glass beads as per IRC : 35) |
| 5 | Scarifying or pickinggravelled, macadam or bituminous macadam surfaces in area not exc 400 sqm, depth exc 50 mm and not exc 100 mm, complete all as specified and as directed |
| 6 | M&L for providing, laying, spreading premix bituminous macadam with crushed and graded stone aggregate mixed together with 4.5% of paving bitumen of grade VG-30 by weight of total mix including heating bitumen to the required temperature, mixing bituminous macadam in automaticand temperature controlled hot mixing plant, laying, spreading by means of mechanical paver and rolling and consolidating to the required gradient and camber (consolidated thickness 75 mm or less) with 8 to 12 tonne power road roller complete all as specified and as directed. |
| 7 | S&F in repair road safety convex mirror made up of polycarbonate reflective with hood for road turning, intersection, curves, ‘T’ junction, etc, unbreakable & strong, mounted on and body made of ABS / Fiber / Plastic of size 100 cm dia fixed over & including 40 mm bore MS pipe of 2.4 Metre length duly powder coated, fixed with adjustable clamp, pole fixed in plain cement concrete 1:2:4 Type B1 (using 20mm graded crushed stone aggregate) block of size 450x450x450mm deep including necessary, excavation & earthwork, completeall as specified and as directed by Engr-in-charge Make : Road Star Cat No: RSCM-100 / equivalent of Tata / 3M / Dark Eye Notes : (i) Amild steel base plate of size 250mm x 250mm x 3mmshall be welded at bottom of pole. (ii) All steel & iron surfaces other than powder coated shall be painted with two coats of synthetic enamel paint of approved tint over a coat of red oxide zinc chrome primer. |
| 8 | S&F in repair cat eyes ABS material 100mm x 100m x20mm two side Acrylic plastic reflectors etc complete all as specified and as directed by Engr-in-charge Make : Road Star Cat No GP-733 or equivalent of makeTata / 3M / Dark Eye |
| 9 | S&F in repair metal delineator with reflector 100 mm dia white/orange colour reflectors including MS pre painted pipe of 900mm height fixed in ground with PCC 1:2:4 type B-2 of size 200 x 200 x 200mm including necessary excavation and earth work complete all as specified & directed complete all as specified and directed by Engr-in-Charge. Make :Road Star Cat No GPD-933 or equivalent of make Tata / 3M /Dark Eye |
