Construction and Maintenance RD road to Paridiguda Road under MMSY Scheme in the district of Rayagada for the year 2026 2027

BT ROAD:- Clearing and grubbing road land in area of light jungle including uprooting rank vagetation, grass, bushes, shrubs, saplings and trees girth up to 300 mm, removal of stumps of tress cut earlier and disposal of unserviceable materials and stacking of serviceable material to be used or auctioned upto a lead of 1000 metres including removal and disposal of top organic soil not exceeding 150 mm in thickness including watering and cost of labour, cess & all materials etc. complete as per direction of Engineer - in - charge.

Construction of embankment with approved material obtained from borrow pits transporting to site by mechanical means within a lead of 5kms, spreading, grading to required slope and compacting to meet requirement of table 300-2 & Clause 305 of MoSRT&H specifications for Road and Bridge works (4th Revision) with cost of all labour, T&P and with cess, royality and as per direction of Engineer-in-charge. (Payment of earthwork will be made compacted level section) only

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 Sub-base 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 including cost, conveyance taxes, royality, additional charges, DMF 10% & EMF 5% over royalty cess complete as per direction of the Engineer in charge

Providing, laying, spreading and compacting graded stone aggregate to wet mix macadam 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 a well prepared sub base and compacting with smooth wheel roller of 80 to 100 KN weight to achieve the desired density including lighting, barricadding and maintenance of diversion etc. as per Tables 400.11 & 400.12 and Technical Specification clause 406 with cost of all labour, T&P and with cess, royality, additional charges, DMF 10% & EMF 5% over royalty and as per direction of Engineer-In-Charge.

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 0.60 kg/sqm using mechanical means as per Technical Specification Clause 502 of MoRD for low porosity surface. and as per direction of Engineer-In-Charge. (By Mechanical Mean)

Providing and applying tack coat with Bitumen emulsion (RS-1) using emulsion distributor at the rate of 0.20 kg per sqm on the prepared granular surfaces treated with primer & cleaned with Hydraulic broom as per Technical Specification Clause 503 of MoRD. and as per direction of Engineer-In-Charge. (By Mechanical Mean)

Providing and laying semi dense bituminous concrete with batch type hot mix plant using crushed aggregates of speficied grading premixed with bituminous binder of 60/70 penetration grade of bitumen , 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 wheelede, vibratory and tandem rollers to achieve the desired compaction as per clause 508 of MoSRT&H specification for Road & Bridge works and all other T&P articles including cost, conveyance, royality, additional charges, DMF 10% & EMF 5% over royalty Cess, taxes of chips and bitumen & other required materials etc. complete as per specification and direction of the Engineer in charge.

Fine dressing &Turfing with all leads & lifts and placing of turfs in position and ramming with thapies including watering and cost of labour & all materials, Cess etc. complete as per direction of Engineer - in - charge.

Construction of Un-Reinforced, Plain Cement Concrete Pavement, thickness as per design, over a prepared sub-base, with 43 grade cement or any other type as per Clause 1501.2.2, M30 (grade) coarse and fine aggregates conforming to IS:383, maximum size of coarse aggregate not exceeding 25mm mixed in a concrete mixer of not less than 0.2 cum capacity and appropriate weigh batcher using approved mix design, laid in approved fixed side formwork (steel channel, laying and fixing of 125 micron thick polythene film, wedges, steel plates including levelling the form work as per drawing), spreading the concrete with shovels, rakes, compacted using needle, screed and plate vibrators and finished in continuous operation including provision of contraction and expansion, construction joints, applying debonding strips, primer, sealant, dowel bars near approaches to bridges and culverts (expansion joints), admixtures as approved, curing of concrete slabs for 14 days, curing compound and water finishing to lines and grade as per drawing and Technical Specification Clause 1501.