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| 1 | Repair to potholes any depth, not exc 1 sq m each including sweeping free from dust and mud, or water, scoring sunken surfaces in roads, paths, etc. cutting around edges to at least 25 mm in depth, making good by applying tack coat @ 5 kg per 10 sq m, putting in premixed bituminous macadam, well rammed and sealed with binder 9.8 kg per 10 sq m, blinded with 0.09 cu m of stone chippings, 6.3 mm size and again well rammed (including supply of premixed macadam, binder and chippings) depth of potholes exc 30 mm complete all as specified and as directed by Engineer-in-Charge. |
| 2 | Scarifying or picking gravelled, macadam or bituminous macadam surfaces exc 50mm deep but n.exc 100mm deep in area n.exc 400 sqm complete all as specified and as directed by Engineer-in-Charge. |
| 3 | Preparing surfaces unsurfaced water macadam by brushing with wire brushes for removing caked mud etc sweeping with brooms and finally fanning the cleaned surface with gunny bags to remove all loose dirt etc complete all as specified and as directed by Engineer-in-Charge. |
| 4 | Applying evenly a priming/tack coat with bituminous primer using paving bitumen (Viscosity Grade - 10) VG-10 @ 10 kg/10sqm complete all as specified and as directed by Engineer-in-Charge. |
| 5 | M&L for Premix bituminous, macadam using paving bitumen of VG-10 with 4% binder content laid/rolled and compacted to required gradient and camber (consolidated thickness 75mm or less Avg 50mm) complete all as specified and as directed by Engineer-in-Charge. |
| 6 | M&L for Preparing black top surfaces by brushing with wire brushes for removing caked mud etc. sweeping with brooms and finally fanning the cleaned surface with gunny bags to remove all loose dirt etc.complete all as specified and as directed by Engineer-in-Charge.. |
| 7 | Applying evenly a priming/tack coat with bituminous primer using paving bitumen (Viscosity Grade - 10) VG-10 @ 5 kg/10sqm complete all as specified and as directed by Engineer-in-Charge. |
| 8 | M&L for Bituminous premix asphaltic dense concrete 40mm consolidated thickness with 5.5% binder content with paving bitumen of VG-10 grade by weight of total mix, rolled and compacted to required camber and gradient spread by means of self propelled mechanical spreader/Paver, rolled and compacted to required camber and gradient complete all as specified and as directed by Engineer-in-Charge.Note: As a result of job mix formula, if the quantity of binder content works out to be more than 5.5% then no extra payment will be made to contractor and in case quantity works out be less than 6% then minimum binder content of 5.5% given herein above shall be provided. |
| 9 | M&L of new/old black top surface road surface and applying one coat of retro reflective thermoplastic road marking paint 2 mm thick for longer durability with 8% glass beads using special applicator machine with heating arrangement upto160 degree Celsius; paint material shall be confirming to Ministry of surface transport (MOST) specification 803.4 VoI I as laid down in specification of road/bridge work third revision after cleaning surfaces complete all as specified and as directed by Engineer-in-Charge. |
| 10 | S&F in repair road safety polycarbonate convex mirror of 80 cm dia mounted on mild steel pipe with anti theft steel nets including necessary excavation and embedding in PCC 1:2:4 type B1 of required size as per manufacturer instructions complete all as specified and as directed by Engineer-in-Charge.(Make: Dark eye Cat No. CM-04(1) or equivalent) |
| 11 | M&L for cleanings/racking out cracks/joints on flexible portion of helipad and making to maximum width upto 50mm (for cracks above 5 to 20mm) by cutting with cutter machine in flexible pavement and removing All existing loose and foreign materials to a distance exc 50mtrs but not exc 100 mtrs, cleaning the surfaces with air compressed air using compressor, priming the surface with primer NG121 primer after priming the surface filing the cracks with Epoxy tar compound (Compound A, /compound B), levelled with trowel and matched with the existing surface of the pavement complete all as specified and as directed by Engineer-in-Charge.Make : Dension/ NGI or any equivalent make approved by GE. |
| 12 | Applying evenly a priming/tack coat with bituminous primer using paving bitumen (Viscosity Grade - 10) VG-10 @ 2.5 kg/10sqm complete all as specified and as directed by Engineer-in-Charge. Please Enable Macros to View BoQ information |
