Re-construction of Hirajuli to Gorjuli Road under SOPD(G) for the year 2019-20 (Length 3.06 Km)

Amount

Water Bound Macadam Grading-3:- Providing, laying, spreading and compacting stone aggregates of specific sizes to water bound macadam specification including spreading in uniform thickness, hand packing, rolling with three wheel 80-100 kN static roller in stages to proper grade and camber, applying and brooming, crushable screening to fill-up the interstices of coarse aggregate, watering and compacting to the required density. WBM Gr.II Over Layer (75mm)

Prime Coat : Providing and applying primer coat with Bitumen Emulsion on prepared surface of Granular Base including clearing of road surface anr spraying primer at the rate of 0.90 - 1.20 kg/Sqm using mechanical means as per Technical Specification Clause 502.

Tack Coat:- Providing and applying tack coat with bitumen emultion (CRS-1) using emultion distributor at the rate of 0.25-0.30 Kg/sqm on the prepared granular surface treasted with primer & cleaned with hydraulic broom as per technical specification clause 503. ( 38 % of total area)

Semi Dence Bituminous Concrete: (Providing and laying semi dence bituminous concrete with 100-120 TPH batch type HMP producing an average output of 75 tonnes per hour using crushed stone aggregate of specified grading premixed with bituminous binder @ 4.5 to 5% of mix and filter transorting the hot mix to work site, 508 @ 4.5 to 5%, laying with a hydrostatic paver finsher with sensor control to the reqd. grade level and alignment rolling thesmooth wheeled vibratory anf tandem roller to achieved the desire compaction as per MoSRT&H Clause No. 508 complete in all respect. (including carriage up to initial lead of 5.0 km from quarry and carriage of mixed materials up to 10.0 km initial lead from mixing plant (including cost of testing of material at site and laborotory as directed by the deptt.) (a)With hydrated lime/cement as filter (refer table 500-9 of MoSRT&H specification) (I) With 60/70 or VG 30 grade bitumen (ii) For Grading-II (10mm nominal size).

Providing and fixing of Retro-Reflectrorised cautionary, mandatory & informatory sign as per IRC: 67 made of encapsulated lens type reflective sheeting vide clause 1701.2.3 fixed over aluminium sheeting 1.5 mm thick fixed on an angle iron of 75x75x6mm firmly fixed to the ground by means of properly design foundation with M-15 grade Cement concrete 450mm x 450cm x 600mm, 600mm below ground level as per drawing and Tech Spfn Cl 801 (iii) 60cm equilaterial triangle

Providing and erecting direction place identification retro-reflectrorised sign as per IRC: 67 made of encapsulated lens type reflective sheeting vide clause 801.3, fixed over aluminium sheeting, 2 mm thick fixed on an angle iron of 75x75x6mm, 2 Nos. firmly fixed to the ground by means of properly design foundation with M-15 grade Cement concrete 45cm x 45cm x 60cm, 60cm below ground level as per approved drawing.

Providing and Laying of hot appliied thermoplastic compound 2.5 mm thick including reflectorising glass beads @250 gm 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 and conforming to the MoSrt&H specifications.

Tree reflector made of heigh intensity grade retro-reflectorised sheeting fixed over aluminium sheeting of 2mm/0.28mm thick firmly fixed with necessary galvanized nail a) 100mm dia/100mm x 100mm.

Providing reflective pavement marker with Micro prismatic lens in both direction having thermoplastic body adhering to the specification and guidelines of MoSRT&H's fixed to the road surface using the adhesives and the produres recommended by the manufacturers with three months replacement warranty and free maintenance.

Planting of trees by the road side (Avenue Trees) in 0.60 m dia holes , 1 m deep dug in the ground , mixing the soil in the ground,mixing the soil with decayed farm sludge/yard mannure, planting the saplings, backfilling the trenches,waterin, fixing,the tree guard and maintaining the trees for one year.

Reinforced concrete M15 grade boundary pillar/local stone of standard design as per IRC:25, fixed fixed in position including finishing and lettering but excluding painting as per drawing and technical specification clause 1704.

Rajib Rabha