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| 1 | Scrapping of existing road surface by wire brush and compressed air toremove caked mud, loose soil, dirt, silt, clay etc., cleaning andremoving all the loose material from road surface with brooming and gunny bagswith all lead and lift including all labour, tools, tackles, equipment etc. complete in all respects as per directions ofEngineer-in-Charge / Site Engineer. |
| 2 | Filling the potholes with premix carpet with equal quantities of kapchi and grit coated with asphalt 80/100 @ 60 kg/cum. tack coat @ 1Kg/sqm.laying to proper slope match the original surface including painting with 2kg/sqm,sand finishing sweeping free from mud and dust,cutting around edges to at least 25mm in depth complete. |
| 3 | Spraying a thin layer of sand over the finished road at a thickness not exceeding 3 to 4 mm so as to ensure the desired leval of traction forsmooth vehicle transport, including cost of all labour, tools, tackles,equipments such as rollers etc. |
| 4 | Providing and applying tack coat using hot straight run bitumen of grade VG-10, including heating the bitumen, spraying the bitumen with mechanically operated spray unit fitted on bitumen boiler, cleaning and preparing the existing road surface as per specifications :On bituminous surface/concrete surface @ 0.50 Kg/sqm |
| 5 | Providing and laying bituminous macadam using crushed stone aggregates of specified grading premixed with bituminous binder, transported to site by tippers, laid over a previously prepared surface with paver finisher equiped with electronic sensor to the required grade, level and alignment and rolling with smooth wheeled, vibratory and tandem rollers as per specifications to achieve the desired compaction and density, complete as per specificatons and directions of the Engineer-in-Charge.50 to 100 mm average compacted thickness with bitumen of grade VG-30 @ 3.50% (percentage by weight of total mix) prepared in Batch Type Hot Mix Plant of 100-120 TPH capacity. |
| 6 | Providing and laying seal coat over prepared surface of road with bitumen heated in bitumen boiler fitted with the spray set spraying using 98 kg of bitumen of grade VG-10 and blinding surface with 0.90 cum of stone aggregate of 6.7 mm size (Passing 11.2 mm sieve and retained on 2.36 mm sieve) per 100 sqm of road surface, including rolling and finishing with power road roller all complete. (Note: This item to be operated only with the prior approval of the Engineer-in-Charge.) |
| 7 | Providing and fixing Glow Studs of size 100x20 mm made of heavy duty body shall be moulded ASA (Acrylic styrene Acryloretrite) or HIP (High impact polystyrene) or ABS having electronically welded micro-prismatic lens with abrasion resistant coating as approved by the Engineer-in-Charge. The glow stud shall support a load of 13635 kg tested in accordance with ASTM D4280. The slope of retro-reflective surface shall be 35 (+/-5) degress to base. The reflective panels on both sides with at least 12 cm of reflective area up each side. The luminance intensity should be as per the specification and shall be tested as described in ASTM I: 809 as recommended in BS: 873 (Part-4):1973. The studs shall be fixed to the Road surface using the adhesive conforming to IS, as per procedure recommended by the manufacturer complete and as per direction of the Engineer-in-Charge. |
| 8 | Providing and applying 2.5 mm thick road marking strips (retro-reflective) 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 the Engineer-in-Charge and accordance with applicable specifications. |
| 9 | Raising manhole cover and frame slab to required level including dismantling existing slab and making good the damage as required. [Note: Raising depth of manhole to be paid separately] Rectangular manhole 90x80 cm with rectangular cover 600 x 450 mm of grade LD-2.5 |
| 10 | Extra for depth for manholes :For rectangular manhole size 120x90 cm (Constructed with common burnt clay F.P.S. (non modular) bricks of class designation 7.5) |
