Short term improvements to four black spots at Yellalinga colony KA- (02)-462, Halahalli (K) village KA-(02)-463, Katti Tugaon cross KA-(02)-171, and Jalasangi cross KA-(02)-540 on NH-50 in Bidar-Humnabad section during the year 2020-21 in the state

Amount

Clearing and Grubbing Road Land : Clearing and grubbing road land by Mechanical Means In area of light jungle 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, with all lead of including removal and disposal of top organic soil not exceeding 150 mm in thickness including all labour, hire charges of all machineries etc., including all incidental charges complete & as directed by the engineer incharge of the work.

Construction of Embankement with approved material obtained from borrow pits in layers not exceeding 250 mm loose thickness, spreading, breaking clods, removal of roots and other organic materials to the required line, grade and cross-section including lead watering, consolidation by vibratory road roller with desired field density not less than 95% of maximum dry density with all including lead & lifts, including lead loading, unloading, all labour, hire charges of all machineries etc., complete as per table 300-2. including all incidental charges complete and as directed by the Engineer incharge of the work.

Maintenance of earthen shoulder (Filling with fresh soil): Making up loss of material/irregularities on shoulder to the design level by adding fresh approved soil upto 150mm excavated by exavator, carriage by tipper and compacting it with plate compactor to the desired field density including cost of all materials labour hire charges of all machineries etc., complete including all incidental charges complete and as directed by the Engineer incharge of the work. Chevriron board of Size= 450X600 mm

Retro-Reflectorised Traffic Signs: Providing and fixing of retro- reflectorised cautionary, mandatory and informatory sign as per IRC :67 - 2001 made of high intensity grade micro prismatic HIP type XI sheeting, fixed over aluminium sheeting, 2 mm thick supported on a class B GI pipe 80 mm dia,3.50 m long long firmly fixed to the ground by means of properly designed foundation with M15 grade cement concrete 45 cm x 45 cm x 60 cm, 60 cm below ground level as per approved drawing.The item includes earthwork excavation, Cement Concrete M-15 grade, 2 coats of approved colour synthetic enamel painting to the steel surface, as per clauses, including curing, cost of all materials, labour, loading, unloading, lead, lift, transporting etc., including all incidental charges complete & As directed by the engineer incharge of the work. Zebra crossing 500mm wide, 3 mtrs length centre ine edge line

90cm Equilateral triangle

90cm Circular

90 cm Octagonal sign board

Chevron sign board 450X600mm

Hazard markers

Road Marking with Hot Applied Thermoplastic Compound with Reflectorising Glass Beads on Bituminous Surface. Painting the road surface using approved quality Thermo Plastic material (homogneiously composed of aggregates, pigment, resings and glass reflectorising beeds) confirming to Clause - 803.4.2.2 applied hot either by screeding or extension process at the rate of 5kg/sqmtr of painted surface using suitable machine capable of controlled preparation and laying with surface applicator of glass beads at 250gms/sqmtr allowing cooling to ambient pavement temperature, that shall produce an adherent pavement marking of minimum specified thickness of 2.5mm including barricading for traffic diversion as per IRC:35 cleaning the surface of dirt dust and other foreign matter, demarcation at site, barricading for traffic diversion, traffic control including cost of all materials, labour, loading, unloading, lead,lift, transporting etc.,complete. including all incidental charges complete & As directed by the engineer incharge of the work. For speed breakers strips (300mm wide, 15mm thick, 100mm apart)

Road Marking with Hot Applied Thermoplastic Compound with Reflectorising Glass Beads on Bituminous Surface. Painting the road surface using approved quality Thermo Plastic material (homogneiously composed of aggregates, pigment, resings and glass reflectorising beeds) confirming to Clause - 803.4.2.2 applied hot either by screeding or extension process at the rate of 16.5kg/sqmtr of painted surface using suitable machine capable of controlled preparation and laying with surface applicator of glass beads at 250gms/sqmtr allowing cooling to ambient pavement temperature, that shall produce an adherent pavement marking of minimum specified thickness of 27.5mm including barricading for traffic diversion as per IRC:35 cleaning the surface of dirt dust and other foreign matter, demarcation at site, barricading for traffic diversion, traffic control including cost of all materials, labour, loading, unloading, lead,lift, transporting etc.,complete. including all incidental charges complete & As directed by the engineer incharge of the work. For speed breakers strips (300mm wide, 15mm thick, 100mm apart)

Providing and fixing of road stud 100mmx100 mm dia cast in aluminium, resistant to corrosive effect of salt and grit, fitted with lense reflectors, installed in concrete or asphaltic surface by drilling hole 30mm upto a depth of 60mm and bedded in a suitable bituminous grout or epoxy mortor, all as per BS 873 part 4:1973 including cost of all materials, labour, loading, unloading, lead, lift, transporting etc., complete including all incidental charges complete & As directed by the engineer incharge of the work.

Tack Coat: Providing and applying Tack coat as per table 500-5 on a prepared surface using Rapid Setting Bituminous (RS-1) emulsion complying with IS 8887 of approved quaIity and make including cleaning of road surface by mechanical broom & dusting by Air compressior, and spraying by bitumen pressure distributor, including cost of all material, labour, hire charges of machinery, loading and unloading stacking, etc complete, including lead for emulsion. On Bituminous surfaces at 2.0Kg/10 Sqm. including all incidental charges complete & As directed by the engineer incharge of the work.

Bituminous Concrete: Providing and laying Bituminous Concrete using crushed stone aggregates as per table 500-16,17 of specified graded aggregates and filler (Cement) @ 2% by weight of aggregates, premixed with bituminous binder in batch/ hot mix plant, loading of aggregates with F.E loader, transported to site in tipper to paver, laid over previously prepared surface with paver finisher to the required grade,level, alignment, rolling with smooth wheeled rollers 8-10 tonnes, vibratory roller 8 tonnes, smooth wheeled tandem roller 6-8 tonnes as per clause 501.6 and 501.7 to achieve the desired compaction, including cost of all materials, labour, hire charges of machinery, lead, lifts, loading, unloading, stacking, transporting etc., complete. including lead for bitumen, with a lead of mixed material upto, excluding cost of premier/ tack coat. (Compacted thickness). I A) Using 100-120 TPH Batch mix plant and paver finisher hydrostatic with sensor control A-2 Using Cement as Filler Material @2% weight of aggregates (ii) Grading 2 with 5.40% bitumen (30-40mm compacted thickness) (13.20mm nominal size) (b) Using 30/40Grade ( VG-40) Bitumen. including all incidental charges complete & As directed by the engineer incharge of the work.

KOLLUR GURUNATH CONSTRUCTION INFRA PVT LTD

Jagdish Khuba

Baswaraj Kori