SPECIAL REPAIR TO ROAD/ HARSTANDING AT JWG BG UNDER AOR OF GE 881 EWS

Amount

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 or cement conforming to specification for filler as per IRC-95, 1987 (filler) prepared in hot mix plant, laid by self propelled mechanical paver, 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.

Preparing unsurfaced water bound macadam 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 10 Kg per 10 Sqm of surface, laying bituminous premix asphaltic semi dense concrete 40 mm consolidated thickness with 5.5 % binder content by weight of total mix and 4% stone dust or cement 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.

Repair to pot holes any 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 (including supply of road metal), complete all as specified and as directed.

Dressing up to road side kachcha berms by cutting / filling and provn of 75mm thick Moorum/red bajri spread, rolled and consolidated to gradient and camber required gradient and camber, complete all as specified and directed.

Marking lines, dashes arrows etc of any description nexc 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.

Demolition of cement concrete (un-reinforced) in ground floors and paving not exceeding 15cm thickness (below or above ground level), complete all as specified and as directed.

150mm thick PCC 1:4:8 type D-2 (using 40mm graded crushed stone aggregate) as in sub base to flooring/path etc, complete all as specified and directed.

100mm thick PCC 1:2:4 type B-1 (using 20mm graded crushed stone aggregate) as in path, road, hardstanding etc, finished the surface even & fair, complete all as specified

Forming 12mm thick Expansion joints filled with pre-formed bituminous filler and top 30mm primed and sealed with sealing compound, Grade ‘A’, of 100 mm thick concrete slab, complete all as specified & directed.

P N BUILDERS