SPL REPAIR TO ROAD AT GYM TO HAWK PERCH JUNCTION NALANDA LIBRARY UNDER GE SAUGOR

Scarifying or picking gravelled macadam or bituminous macadam surfaces in area exc. 400 sqm depth n.exc 50 mm deep complete all as specified and directed.

M&L for preparing scarified black top surfaces by brushing with wire brushes for removing caked mud etc, sweeping with brooms and finally fanning the cleaned surface with gunny bages to remove all loose dirt etc, complete all as specified and directed.

M&L for applying evenly a primer/tack coat with bituminous primer at 10 kg per 10 Sqm, using paving bitumen (VG-10), complete all as specified and directed.

M&L and compacting 75 mm thick (compacted thickness) Wet Mix Macadam (WMM) grading as per table 400-13 of MoRTH specifications for Road and Bridge works 2013 manufactured in WMM plant, material comprising of clean, crushed, graded aggregate and granular material premixed with water to a dense mass, spreading with sensor paver and rolling with vibratory roller of capacity 80-100KN static weight and consolidating to required gradient and camber complete all as specified and directed. Note: The finished surface tolerances to be as per Table 900-1 of MoRTH specifications for Road and Bridge works 2013.

M&L for Premix bituminous macadam (consolidated thickness 75 mm or less) with crushed and graded stone aggregate mixed together with VG-30 grade paving bitumen (4% by weight of total mix) to meet the desired requirement as mentioned in Particular Specification, mixing bituminous concrete in computerized hot mixing plant, laying and spreading uniformly by means of mechanical paver and rolled and compacted to required gradient and camber by 8 to 12 tonne vibratory road roller complete all as specified and directed. Note: (i) Bituminous macadam shall be laid using self-propelled hydrostatic paver finisher and preparation of mix shall be using hot mix plant and transporting the mix in tipper. (ii) The exact bitumen content required shall be determined as per IRC 27:2009. The adjustment in rate due to variation in quantity of bitumen if any shall be priced @ Rs. 46.49 per Kg.

M&L for preparing old black top surfaces by brushing with wire brushes for removing caked mud etc, sweeping with brooms and finally fanning the cleaned surface with gunny bages to remove all loose dirt etc, complete all as specified and directed.

M&L for applying evenly a primer / tack coat with bituminous primer at 5 kg per 10 Sqm, using paving bitumen (VG-10), complete all as specified and directed.

Providing and applying of hot applied thermoplastic paint of approved quality 2.5mm thick including reflectorising beads @ 250 gms per Sqm area, thickness of 2.5 mm is exclusive of surface applied glass beads as per IRC:35. The finished surface to be level, uniform and free from srtreaks and holes etc complete all as specified and directed.

M&L for Bituminous premix semi dense asphatic concrete 30 mm consolidated thickness with 5.50% binder (paving bitumen VG-30) by weight of total mix, mixed in computrized hot mix plant, laid, rolled and compacted to required gradient and camber with the help of mechanical paver and power roller 8 to 12 ton capacity complete all as specified and directed. Note: (1) Semi dense asphaltic concrete shall be laid using self propelled hydrostatic paver finisher and preparation of mix shall be using hot mix plant and transporting the mix in tipper. (ii) The exact bitumen content required shall be determined following the Marshal Mix Design procedure contained in the Asphalt Manual MS-2 (Sixth edition) as referred in case 3.5.3 of IRC 111:2009. The adjustment in rate due to variation in quantity of bitumen if any shall be priced @ Rs. 75.30 per Kg.

M & L for surface dressing n.exc 15cm depth in soft/loose soil, complete all as specified and directed.