Package No OR-20-520 (L123-PWD road to Gopinathguda) under PMGSY-IV Batch-I in the district of Malkangiri

Clearing and grubbing road land including uprooting wild vegetation, grass, bushes, shrubs, saplings and trees of girth upto 300 mm, removal of stumps of such trees cut earlier and disposal of unserviceable materials and stacking of serviceable material to be used or auctioned, upto a lead of 1000 m including removal and disposal of top organic soil not exceeding 150 mm in thickness as per MoRD Specification for Rural roads Clause 201 by manual means as per the direction of the Engineer in charge.

Dismantling of existing structures like culverts, bridges, retaining walls and other sturcture comprising of masonry, cement concrete wood work, steel work, including T&P and scaffolding wherever necessary, sorting the dismantled material, disposal of unserviceable materials and stacking the serviceable materials with all lifts and lead of 1000m as per Technical Specification Clause 202

Construction of embankment with approved material obtained from borrow pits with all lead and lift, transporting to site, spreading, grading to required slope and compacting to meet requirement as per MoRD Rural roads Specification Clause 301as per the direction of Engineer in charge by manual means.

Construction of embankment with approved materials deposited at site from roadway cutting and excavation from drain and foundation of other structures graded and compacted to meet requirement as per MORD technical Specification Clause 301 and direction of the Engineer in Charge (excluding cost of excavation and transportation to site).

Construction of granular sub-base by providing Close graded Granular subbase Grading-III material as per table 400-1, spreading in uniform layers with motor grader on prepared surface, mixing by mix in place method with rotavator at OMC, and compacting with vibratory roller to achieve the desired density complete as per Clause 401 of MoSRT&H Specifications for Road & Bridge works (4th Revision)

Providing laying spreading & compacting graded stone aggregate to Wet Mix Macadam (WMM) specification including premixing the material with water at OMC in mechanical mixer (Pug Mill), carriage of mixed material by tipper to site, laying in uniform layers in sub-base/base course on well prepared sub-base and compacting with smooth wheel roller of 80 to 100kn weight to achieve the desired density including lighting, barricading and maintainance of diversion, etc as per Tables 400.11 & 400.12 and Technical Specification Clause 406 .

Providing and applying primer coat with bitumen emulsion (SS-1) on prepared surface of granular base including cleaning of road surface and spraying primer at the rate of 0.70-1.0 kg/sqm using mechanical means as per MORD Technical Specification Clause 502 for low porosity surface and as per direction of Engineer-in-Charge.

Providing and applying tack coat with Bitumen emulsion (RS-1) using emulsion distributor at the rate of 0.25 to 0.30 kg per sqm on the prepared granular surfaces treated with primer & cleaned with Hydraulic broom as per Technical Specification Clause 503 of MoRD & as per direction of Engineer-in-Charge.

Providing, laying and rolling of open-graded premix carpet of 20 mm thickness compacted of 13.2 mm to 5.6 mm aggregates using Bitumen Emulsion(Cold Mix) @ 21.5 kg/10 sqm to required line, grade and level to serve as wearing course on a previously prepared base, including mixing in a suitable plant, laying and rolling with a three wheel 80-100 kN static roller capacity, finished to required level and grades to be followed by seal coat of Type C as per Technical Specification Clause 508.2 of MoRD and as per direction of Engineer-in-Charge(Cold Mix Bitumen)

Providing and laying seal coat sealing the voids in a bituminous surface laid to the specified levels, grade and cross fall using Type C as per Technical Specification Clause 510 of MORD with bitumen Emulsion SS-1 laid by mechanical means and as per direction of Engineer-in-Charge. (COLD MIX).