SPECIAL REPAIR TO ROADS AT KALUCHAK AND BD BARI UNDER GE KALUCHAK

Amount

Scarifying or picking gravelled, macadam or bituminous macadam surfaces, exc 50 mm and n exc 100 mm deep in area not exc 400 sqm, complete all as specified and as directed.

75 mm thick (compacted thickness) WBM, with granite, trap or basalt coarse aggregate of grading 2 (63 to 40mm size) or of grading 3 (50 to 20mm size), spread, rolled and consolidated to required gradient and camber with 8 to 12 tonne power roller, complete all as specified.

Labour only for 75 mm thick (compacted thickness) WBM, with seviceable coarse aggregate of grading 2 (63 to 40mm size), obtained from srl item No-1 above spread, rolled and consolidated to required gradient and camber with 8 to 12 tonne power roller, complete all as specified.

Preparing WBM 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 (Paving Bitumen of Viscosity Grade VG-30) at the rate of 10 Kg per 10 Sqm of surface laying bituminous premix asphaltic semi dense concrete 40 mm consolidated thickness with 5.5 % binder content of viscosity grade VG 30 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 8 to 10 tonne power roller, complete all as specified and as directed. Note:-The minimum consolidated thickness will be 40mm. However it may be increased at places to maintain the camber as per the site requirement and nothing extra shall be admissible on this account. The contractor must visit the site before quoting their rates.

Repair to pot holes, not 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.

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 (Paving Bitumen of Viscosity Grade VG-30) at the rate of 5 Kg per 10 Sqm of surface laying bituminous premix asphaltic semi dense concrete of 30 mm consolidated thickness with 5.5 % binder content of viscosity grade VG-30 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 8 to 10 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 and nothing extra shall be admissible on this account. The contractor must visit the site before quoting their rates.

Marking lines, dashes arrows etc of any description not exc 10cm width/girth and not less than 2.50 mm thickness 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.

SAINT SOLDIER ENGINEERS AND CONTRACTORS PVT. LTD.

Sarbat Construction Co