REPAIRS TO ROAD AND ROAD FURNITURE AT SEWRI UNDER GE NW MANKHURD

Amount

M&L for repairs to potholes any depth including sweeping free from dust and mud or water , scouring sunken surfaces in roads , cutting around edges to at least 25 mm in depth beside the depth of BM , filling in screened and graded road metal ,watering and well ramming (incl supply of road aggregate ,chippings etc ) rolling with 8 to 12 tonne Power roller and making good to receive BM/semi dense asphaltic concrete etc complete all as specified and directed. (Note : Topping of BM/semi dense asphaltic concrete will be measured and paid separately under respective items of BOQ.

Excavation in trenches, n exc 1.5m wide and n exc 1.5m in depth, for foundation, etc. or for shafts, wells, cesspits, manholes, pier holes, etc. n exc 10sq m on plan and n exc 1.5m in depth and getting out in hard/dense soil.

M&L Reinforced concrete pipes, 300 mm bore class NP-2 laid and jointed in cement mortar, with and including collars etc complete all as specified and directed.

M&L PCC 1:4:8 type D-2 using 40 mm graded stone aggregate as in bed of 300 mm bore of pipe (RCC hume pipe) including packing under and completely surrounding as specified and directed.

M&L 150 mm spread thickness of Soling (or sub base) with broke boulders or quarried stone, interstices filled, surface formed and rolled and considered to required gradient and camber complete all as speicified and directed.

M&L scarifying or picking gravelled , macadam or bituminuous macadam surfaces in area n exc 400 Sqm and depth exc 50 mm and n exceeding 100 mm deep , complete all as speicified and directed.

M&L 150 mm thick (compacted thickness) WBM (in two layers of 75mm thick each layer) compacted thickness each layer to be rolled and consolidated seperately with coarse stone aggregate of sand stone flint of quartzite of grading-2 (63mm to 40mm) size spread rolled and consolidated to required gradient and camber with 8 to 12 tonne power roller complete all as speicified and directed.

M&L for preparation of surfaces of unsurfaced water bound macadam by brushing with wire brushes for removing caked mud etc., sweeping with brooms & finally fanning the cleaned surface with gunny bags to remove all loose dirt etc complete all as specified and directed.

M&L applying evenly priming /tack coat with bituminous emulsion primer RS -1 @ 10 kgs/10 sqm with sprayer over unsurfaced WBM surfaces using mechanical sprayer wherever feasible and by other approved device where sprayer can not be used complete all as specified and directed.

M&L for premix bituminous macadam (approx consolidated thickness 75 mm or less) with 4% binder content (paving bitumen of grade VG -30) by weight of total mix prepared in hot mix plant laying of mix with self propelled mechanical paver ,duly roled and compacted to requried camber and gradient with 10 to 12 tonne power roller and vigbrating roller etc complete all as specifeid and directed. Notes : The conctractors quoted rates shall also be deemed to include the following elements. (i) The contractor shall get the mix design done through Govt approved Lab /NABL approved Lab and the same shall be got approved from the GE before providing BM (ii) In case of variation in the bitumen content as speicified above the variation in quantity of bitumen shall be adjsusted @ Rs 38 per KG.

M&L for applying evenly a tack coat with paving bitumen emulsion RS -1 @ 2kg per 10 Sqm with pressure sprayer over on the top of newly provided BM surfaces complete all as specified and directed. Note : This item only be operated to the extent to required based on the technical reasons as decided and directed by the GE.

M&L for Bituminous premix semi dense asphaltic concrete 40 mm consolidated thickness with 5.5% binder content (paving bitumen of VG-30 grade) by weight of total mix prepared in hot mix plant, laying of mix with self propelled mechanical paver, the surfaces rolled and compacted to required camber and gradient with 08 to 12 tonne power roller and tandem vibrating roller etc complete all as specified and directed. Notes: The contractor's quoted rates shall also be deemed to include the following elements: (i) The contractor shall get the mix design done through Govt. approved Lab and the same shall be got approved from the GE before providing SDAC. (ii) In case of variation in the bitumen content as per approved design mix in comparison with the bitumen content as specified above, the variation in quantity of bitumen shall be adjusted @ Rs.38 per Kg .

Returning, filling in, including spreading, leveling, watering and well ramming in layers not exc. 25 cm hard/dense soil.

Removing excavated material n exc. 50m and depositing wheredirected at a level n exc. 1.5 m above the starting point complete all as specified and directed.

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

M&L applying evenly priming /tack coat with bituminous emulsion primer RS -1 @ 5 kg/10 sqm with sprayer over old surfaces using mechanical sprayer wherever feasible and by other approved device where sprayer can not be used complete all as specified and directed.

M&L for Bituminous premix semi dense asphaltic concrete 25 mm consolidated thickness with 5.5% binder content (paving bitumen of VG-30 grade) by weight of total mix prepared in hot mix plant, laying of mix with self propelled mechanical paver, the surfaces rolled and compacted to required camber and gradient with 08 to 12 tonne power roller and tandem vibrating roller etc complete all as specified and directed. Notes: The contractor's quoted rates shall also be deemed to include the following elements: (i) The contractor shall get the mix design done through Govt. approved Lab and the same shall be got approved from the GE before providing SDAC. (ii) In case of variation in the bitumen content as per approved design mix in comparison with the bitumen content as specified above, the variation in quantity of bitumen shall be adjusted @ Rs.38 per Kg .

M&L for thermoplastic road marking paint conformng to BS -3262 applied on road pavement in lines ,dashes arrows ,letters etc not exc 10 cm in width white or golden or yellow of thicness not less than 2mm and retro reflective glass beads 250 -300 gm /sqm all as per manufacturer's instructions using thermoplastic application unit etc complete all as specified and directed.

M&L 75 mm thick (compacted thickness) WBM (in one layers of 75 mm thick) compacted thickness to be rolled and consolidated separately with coarse stone aggregate of sand stone flint of quartzite of grading-2 (63 mm to 40 mm) size spread rolled and consolidated to required gradient and camber with 8 to 12 tonne power roller complete all as specified and directed.

m/s ashoka enterprises

RS Enterprises