One time improvement to bypassed NH-66 at Siridao between Ch.524/700 to Ch. 526/200

Clearing and Grubbing Road Land .(Clearing and grubbing road land including uprooting rank vegetation, grass, bushes, shrubs, saplings and trees girth up to 300 mm, removal of stumps of trees cut earlier and disposal of unserviceable materials and stacking of serviceable material to be used or auctioned up to a lead of 1000 metres including removal and disposal of top organic soil not exceeding 150 mm in thickness.) i) By Manual Means A)In area of light jungle

Miling of bituminous pavement upon depth of 100 mm by cold miling machine including all levelling and slope sensors, self-loading of milled material by discharge conveyor onto transport vehicles directed by Engineer in Charge.

Providing and applying tack coat with bitumen emulsion using emulsion pressure distributor at the rate of 0.20 kg per sqm on the prepared bituminous/granular surface cleaned with mechanical broom.

Dense Graded Bituminous Macadam (Providing and laying dense bituminous macadam with 100-120 TPH batch type HMP producing an average output of 75 tonnes per hour using crushed aggregates of specified grading, premixed with bituminous binder @ 4.0 to 4.5% by weight of total mix of mix and filler, transporting the hot mix to work site, laying with a hydrostatic paver finisher with sensor control to the required grade, level and alignment, rolling with smooth wheeled, vibratory and tandem rollers to achieve the desired compaction as per MoRTH specification clause No. 505 complete in all respects.) (ii)for Grading II (19 mm nominal size)

Bituminous Concrete (Providing and laying bituminous concrete with 100-120 TPH batch type hot mix plant producing an average output of 75 tonnes per hour using crushed aggregates of specified grading, premixed with bituminous binder @ 5.4 to 5.6 % of mix and filler, transporting the hot mix to work site, laying with a hydrostatic paver finisher with sensor control to the required grade, level and alignment, rolling with smooth wheeled, vibratory and tandem rollers to achieve the desired compaction as per MORTH specification clause No. 507 complete in all respects) (ii)for Grading-II(10 mm nominal size)

Road Marking with Hot Applied Thermoplastic Compound with Reflectorising Glass Beads on Bituminous Surface (Providing and laying of hot applied thermoplastic compound 2.5 mm thick including reflectorising glass beads @ 250 gms per sqm area, thickness of 2.5 mm is exclusive of surface applied glass beads as per IRC:35 .The finished surface to be level, uniform and free from streaks and holes.)

Road Markers/Road Stud with Lense Reflector (Providing and fixing of road stud 100x 100 mm, die cast in aluminium, resistant to corrosive effect of salt and grit, fitted with lense reflectors, installed in concrete or asphaltic surface by drilling hole 30 mm upto a depth of 60 mm and bedded in a suitable bituminous grout or epoxy mortar, all as per BS 873 part 4:1973)

Maintenance of Earthen Shoulder |(filling with fresh soil) (Making up loss of material /ireegularities on shoulder to the design level by adding fresh approved soil and compacting it with appropriate equipment)

Providing & fixing of cautionary sign board of Cautionary/Mandatory/Facility Information sign board made out of retro reflective sheeting conforming to Type XI standards of ASTM D4956-09 & as per IRC-67: 2012 specifications, fully covered over 4mm thick ACP/2mm thick Al supported with back support frame of 25x25x3 mm stainless steel angle of 304 grade. Board Shall be fixed to a vertical post of 80mm dia stainless steel pipe of 3.6 mtr height and firmly fixed to the ground by means of properly designed foundation with M20 grade cement concrete 45 cm X 45 cm X 60 cm etc, 60 cm below ground level. 10 years warranty & a certified copy of three years outdoor exposure report from an independent lab as per IRC 67-2012 for Type XI retro reflective sheeting shall be submitted by the contractor. a)900mm Triangle - Cautionary Sign

b) 600 mm Triangle - Cautionary Sign