SPECIAL REPAIRS TO ROADS AT SQN AOR RATNUCHAK UNDER GE KALUCHAK

Amount

Repair to pot holes, exceeding 30mm depth & not exceeding 01 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 evenly a priming tack coat with bituminous primer (Viscosity Grade Paving Bitumen of Grade VG-30) at the rate of 5 Kg per 10 Sqm of surface, putting in & including premixed bituminous macadam, well rammed and sealed with binder 9.80 Kg/sqm, blinded with 0.09 cum of stone chippings, 6.3mm size and again well rammed, rolled and compacted to required camber and gradient to uniform smooth surfaces by mechanical paver and using with 8 to 12 tonne power roller (including supply of premixed macadam, binder and chippings), complete all as specified and as directed.

Scarifying or picking gravelled, macadam or bituminous macadam surface in area not exceeding 400 Sqm and depth n. exceeding 50mm deep alongwith removing the rubbish away from site to a distance n.exc 50mtr, complete all as specified.

Premix bituminous macadam with broken stone graded aggregate with 4% of paving bitumen binder of viscosity grade VG-30 grade by weight of total mix (Consolidated thickness 75mm or less), laid / rolled and compacted to required gradient and camber using power roller 8 to 12 tonne, complete all as specified and directed.

Preparing existing black top bituminous surfaces by brushing with wire brushes for removing caked mud etc, sweeping with brooms and finally fanning the cleaned surface with mechanical air blower to remove all loose dirt/foreign materials and applying evenly a priming tack coat with bituminous primer (Viscosity Grade Paving Bitumen of Grade VG-30) at the rate of 5 Kg per 10 Sqm of surface laying bituminous premix asphaltic semi dense concrete 30 mm consolidated thickness with 5.5 % binder content by weight of total mix and 4% stone dust conforming to specification for filler as per IRC-95, 1987 (filler) prepared in hot mix plant, rolled and compacted to required camber and gradient to uniform smooth surfaces by mechanical paver and using with 8 to 12 tonne power roller, complete all as specified and as directed. “Note:-The minimum consolidated thickness will be 30mm. However it may be increased at places to maintain the camber as per the site requirement & contractor will visit the site before quoting their rats.

Marking lines 2.5mm thick, dashes arrows etc of any description not exc 10cm width/girth on road surface using hot applied thermo plastic road marking paint mixed with radium glass beads @ 250 gms/Sqm with automatic machine to provide reflectivity and night vision (approximate temperature being 200° Celsius at the time of laying) including cleaning the surface by removing all dirt, dust & all other foreign matters, demarcation at site and traffic control, complete all as specified & directed.

Road Stud/ cat eye of size100mm x 100mm x 19 mm made out from ABS materials dynamically designed is to bear 25 tons & its impact strength is about 253 KN having weight about 130grms (approx)and fitted with 02 Nos highly reflective reflectors, complete all as specified and directed. Model : No- DA 978(P) of Dark Eye / 3M of series 290 C or equivalent in Greenlite/Road star / Gogia plastics/.

M/S CHOUDHARY BUILDERS

Sarbat Construction Co