Name of Work : REPAIR TO ROADS INCLUDING ROAD FURNITURE AT MANASBAL UNDER GE 970 EWS
Sl. No.
Item Description
1
M&Lrepairs to potholes, area not exceeding 1.0 Sqm each including sweeping free from dust and mud or water, scoring sunken surfaces in roads, paths etc. cutting around edges to at least 25mm in depth, making good by filling in screened and graded road metal, watering and well ramming and applying a tack coat with bituminous primer @ 5 Kg per 10 Sqm of paving bitumen of Grade VG-10, putting in premixed bituminous macadam, well rammed and sealed with binder 9.8 Kg per 10 Sqm, binded with 0.09 Cum of stone chippings 6.3mm size and again well rammed (including supply of premixed macadam, binder and chippings), compacted to required camber and gradient with using 10 to 12 tonne power roller depth of potholes exceeding 30mm, complete all as specified and as directed.
2
Preparation of existing 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 or mechanical air compressor to remove all loose dirt etc complete all as specified and directed.
3
M&L applying evenly a priming/ tack coat with bituminous primer @ 5 KG/ 10 Sqm of paving bitumen of Grade VG-10, complete all as specified and directed.
4
M&L premixed bituminuous macadam using 4% binder content of paving bitumen of Grade VG-30 by weight of total mix (consolidatedthickness 75mm or less), laying with self propelled mechanical paver and rolled and compacted to required camber and gradient using 10 to 12 tonne power roller to achieve uniform smooth surface, complete all as specified and directed. Notes :-(a) Premixed Bituminuous 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.(b) The exact bitumen content required shall be determined follwing the Mix Design procedure contained in the Asphalt Institute 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 at the rate of Rs. 60.00 Per KG of bitumen.
5
M&L for bituminous premix semi-dense asphaltic concrete (SDAC) 30mm (consoildated thickness) with 5.5% binder content using bitumen of grade VG-30 by weight total mix by using mechanical paver and rolled and compacted to required camber and gradient with using 10 to 12 tone power roller and laying with mechanical paver complete all as specified and directed.Notes :- (a) Bituminous premix semi dense asphaltic concrete shall be prepared in central computerised hot mix plant. (b) Design mix shall be got done by the contractor at his own expenses from NABL laboratory as decided by GE. (c) Contractor shall quote his rates by considereing binder contents @ 5.5% of total mix by weight, however in case of any variation in weight of binder contents on lower side as per actual mix design, the same shall be ajusted @ Rs. 60.00 Per Kg of bitumen.
6
Supply and fixing cat eye solar reflective type of medal bod alloy of size 100mm x 100mm x 20mm with PAMA striplens reflector of model No DA 972.0 fixed with and including MS stud of suitable size as per manufaturer\"s instructions complete all as specified and directed.
7
M&L for preparing bituminous surfaces of road and marking 2.5mm thick centre lines, stop lines, dashes, arrows, etc. and the line not exceeding 10cm in width with applied hot thermoplastic road marking paint of approved colour (white or golden yellow), confirming to BS-3262-1989 with special applicator machine and including traffic diverson arrangement, complete all as specified and directed.
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