REPAIR/MAINT TO MAIN AND LINK ROAD LEADING TO OTM AND MD ACCN

Amount

Material and Labour for Repair to potholes depth of potholes exc 30 mm, 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 filling in screened & graded road metal, watering and well ramming (including supply of road metal) and making good by applying tack coat of paving bitumen (VG-10) @ 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, 6.3mm size and again well rammed (including supply of premixed macadam, binder and chippings), complete all as specified. Note : The patching of pot holes shall be as per para 20.A.34.2 of SSR Part-I

Material and Labour for Repair to potholes depth of potholes exc 30 mm, 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 filling in screened & graded road metal, watering and well ramming (including supply of road metal) and making good by applying tack coat with bituminous primer @ 5 kg per 10 sq m, putting in premix as specified for thin bituminous carpet (2 cm thick) well rammed and sealed with premixed sand seal coat (6.8 kg of binder with 0.06 cu m of sand), again well rammed (including supply of premix binder and sand), complete all as specified. Note : The patching of pot holes shall be as per para 20.A.34.2 of SSR Part-I

Scarifying or picking up gravelled macadam or bituminous macadam surfaces area n exc. 400 Sqm and depth n exc. 50mm and removimg n exc 50m and stacking, complete all as specified

Material and Labour for Preparation of water bound macadam (WBM) surface by brushing with wire brushes for removing caked mud etc, sweeping with brooms and finally fanning the surfaces by mechanical compressor to remove all loose dirt etc and applying evenly a priming/tack coat with paving bitumen VG 10 grade @ 10 Kg per 10Sqm of road surface, complete all as specified and directed.

Material and Labour for Premix bituminous, macadam laid/rolled and compacted to required gradient and camber (consolidated thickness 75mm or less) with paving bitumen (VG-30) @ 4% by total mix laid by self propelled mechanical paver, rolled and compacted to required gradient and camber using 8 to 10 tonne power roller/tandem vibrating roller to achieve uniform smooth surface complete all as specified and directed. Note: The specification of bituminous macadam shall be as per Para 20.B.3 of SSR Part-I.

Material and Labour for Preparation of existing black top surface of road by brushing with wire brushes for removing caked mud etc, sweeping with brooms and finally fanning the surfaces by mechanical compressor to remove all loose dirt and applying evenly a priming/tack coat with paving bitumen VG 10 grade @ 5 Kg per 10Sqm of road surface and laying bituminous premixed semi dense asphaltic concrete 30mm thick (consolidated thickness) using binder (Bitumen VG-30 grade) contents @ 5.5 % by weight of total mix, mixed in Hot mix Plant and laid by using self propelled mechanical paver, rolled and compacted to required camber & gradient using 8 to 10 tonne power roller/tandem vibrating roller to achieve uniform smooth surface complete all as specified and directed. Note: The combined grading of aggregate shall be as per Para 20.B.2.5.4(d) & 20.B.4 of SSR Part-I.

Material and Labour for thermoplastic road marking paint 2.5mm thick, white or golden yellow in colour, conforming to BS-3262, in lines, arrow, dashes & letters not exceeding 15cm in width, applied hot, using application unit and retroreflective glass beads @ 250 to 300 gram/Sqm to withstand vehicular traffic load, laid as per manufacture's instructions, the finish surfaces to be level, uniform and free from streaks and holes as per MORTH specification complete all as specified and directed.

Demolition of cement concrete (un-reinforced) in ground floors and pavings n. exc. 15cm thickness (below or above ground level) all as directed.

Material and labour for Precast interlocking paver blocks factory made confirming to IS-15658-2006 of 80mm thick grade of concrete M-40 with cement and coloured pigment (topping thickness not less than 5mm thick with white cement and colour pigment non fadable with epoxy coating) including 50mm thick sand cushioning under floors or in foundations including watering and consolidation, complete all as specified & directed.

Material and labour for 100mm thick Cement concrete type (1:4:8) type D-2 (using 40mm graded aggregate) as in sub base/base of floor complete all as specified & directed.

Material & labour for PCC 1:2:4, type B-0 using 12.5mm graded crushed stone aggregate as in roof kerbs or mud stops, benching, rounded or chamfered on edges, complete all as specified & directed.

Supply and fixing Round Pipe Delineators with Reflective Tape red/yellow colour in plastic body protected inside polycarbonated sheet and mounted on MS pipe of 50mm dia dully powder coated anti-rust and anti-theft steel net including necessary earth work, PCC etc, complete all as specified and directed.

Supply and fixing dual directional retro reflective cat eye of impact resistant ABS plastic 100x100mm having ultraviolet resistant colour (white/red/yellow) with plastic ABS strips containing 31x2=62 mini retro reflective glass beeds of colour (white/red/yellow) to a side provided with self built in plastic stem for firm fixing to road with epoxy as per manufactures instruction, complete all as specified and directed.

Supply and fixing guide post delineators made of ABS round body fitted with 2 Nos 100 mm dia high reflective reflectors and mounted on MS pipe of 50 mm dia duly powder coated anti-rust and anti theft steel net including necessary earth work, PCC etc, complete all as specified and directed.

Supply and fixing in reapir polycarbonate road security traffic control convex mirror not less than 1000mm dia which reflects a clear bright image, mounted on adjustable bracket is made up of weather resistant PC plastic against frost, heat, high wind and sun light suitable for indoor and outdoor use and including prepainted factory made MS pole not less than 50mm dia of standard height as per site requirement and necessary earth work and grouting in PCC 1:3:6 (type C2) of block size 40x40x50cm, complete all as specified.

Sandeep Kumar