Re-Construction of Hebeda Road, L-2.20 Km under SOPD-G for the year 2019-20 Under Tinsukia, Doom Dooma and Sadiya Territorial Road Division-Tinsukia LAC.

Amount

Maintenance of Earthen Shoulder (filling with fresh soil) (Making up loss of material / irregularities on shoulder( Average 150mm filling )to the design level by adding fresh approved soil and compacting it with appropriate equipment.).

Providing, laying, spreading and compacting stone aggregates of specific sizes to water bound macadam specification including spreading in uniform thickness, habd packing, rolling with vibratory roller 8-10 tonnes in stages toproper grade and camber, applying and brooming requisite type of screening/binding material to fillup the intertices of coarse aggregate, watering and compacting to the reqd. density. A. By Manual means ii. Grading-III (c) Using Screening type B(11.2mm Agg.)

Prime coat (Providing and applying primer coat with bitumen emulsion on prepared surface of granular Base including clearing of road surface and spraying primer at the rate of 1.00 kg/sqm using mechanical means.)( Including cost of testing of materials at site and laboratory as directed by the deptt.) (ii) With bitumen emulsion-CSS-1 (IS-8887-2004)

Tack Coat: 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. ( Including cost of testing of materials at site and laboratory as directed by the deptt.) (I) With Bitumen emulsion CSS-1h (b) Dry & hungry bituminous surface.

Semi 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 and filler transporting the hot miox to work site,laying with a hydrostatic paver finisher with sensor control to the reqd. grade, lavel and alignment,rolling with smooth wheeled,vibratory and tandem rollers to achieve the desired compaction as per MoSRT&H cl. no. 507. complete in all respect. (including carriage of mixed materials up to 10.0 Km initial lead from mixing plant )( Including cost of testing of materials at site and laboratory as directed by the deptt.) (A) with 60/70 or VG-30 grade bitumen (ii) for Grading II (19 mm nominal size)

Tack Coat: 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.( Including cost of testing of materials at site and laboratory as directed by the deptt.) (I) With Bitumen emulsion CSS-1h (b) Dry & hungry bituminous surface

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 reqd. grade, lavel and alignment,rolling with smooth wheeled,vibratory and tandem rollers to achieve the desired compaction as per MoSRT&H cl. no.509. complete in all respect. (including carriage of mixed materials up to 10.0 Km initial lead from mixing plant )( Including cost of testing of materials at site and laboratory as directed by the deptt.) A. With hydrated lime/cement as filler (refer table 500-9 of MoSRT&H specification) I. with 60/70 or VG-30 grade bitumen (ii) for Grading-II(13 mm nominal size)

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 and conforming to the MoSrt&H specifications

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 procedures recommanded by the manufacturers with three months replacement warranty and free maintenance.

Direction and place identification sign more than 0.9sqm size board. Providing and erecting direction and place identification retro-Reflectrorised sign as per IRC:67 made of encapsulated lens type reflective sheeting vide clause 801.3 fixed over aluminium sheeting, 2mm thick with area exceeding 0.9sqm fixed on an angle iron of 25x25x4mm supported on a mild steel angle iron post 75mm x 75mm x 6mm, 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 and sign. . ( All the Steel work must be Tata/Sail/or any other approved brand)

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 with decaying farm yard/sludge mannure, planting the saplings, backfilling the trenches, watering, fixing the tree guatrd and maintaining the plants for three year.

BHABESH BORGOHAIN