REPAIR TO ROAD AND ROAD FURNITURE IN OTM AND MD ACCN UNDER AGE BR-I OF GE (N) MAMUN

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 sqm, 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 sqm, 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 not exc. 50mm, stacking the serviceable material at site and removing the surplus material n exc. 50m, 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.

Demolition of cement concrete unreinforced of any description and in any position, complete all as specified.

Material and Labour for 75mm thick PCC 1:2:4, type B2, using 40mm graded stone aggregate as in road berms including finishing the surface even & fair without using extra cement, complete all as specified.

Material and Labour for hard core of gauge not exc 63mm using broken stone or boulders, deposited, spread and levelled in layers n exc 15cm thick, watered and rammed to a true surface, complete all as specified.

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.

Supply and fixing solar road stud having 3 LEDs of colour red/yellow/blue/green (as required) housed in a tough pressured die casted aluminium alloy size 125mmx125mm of head 20mm of built in slem nail 37mmx37mmx55mm long for fixing with epoxy LEDs and light sensor well protected in side under tough unbreakable polycarbonate transperent sheet roof including necessary earth work in replacement of damaged/displaced, 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 dual directional reflective cat eye of aluminium casted stud 100x100mm having plastic ABS strips containing 62 mini retro reflective glass beeds of colour white/red/yellow a side provided with steel zinc plated nail of dia 12mm of length 120mm for fixing to road by hammering to a distance of 3m including necessary replacement of damaged/displaced items, complete all as specified and directed.

Sandeep Kumar

M/s Trade Linker Associates