OR-27-821 L128-PWD Road to Badapadu under PMGSY IV (Batch-I)

BTRoad Clearing and grubbing road land including uprooting wild vegetation, grass, bushes, shrubs, saplings and trees of 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, up to a lead of 1000 metres including removal and disposal of top organic soil not exceeding 150 mm in thickness as per MORD technical specification cluase 201.1. & direction of Engineer-in-charge (by manual means).

Dismantling of existing structures like culverts, bridges, rataining walls and other structures comprising of cement concrete including T&P and scaffolding wherever necessary, sorting the dismantled material, disposal of unserviceable material and stacking the serviceable material with all lifts and lead of 1000m as per technical specification clause 202 and as per direction of the Engineer-in-Charge.

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 of Tables 300.1 and 300.2 as per Technical Specification Clause 301.5 and as per the direction of the Engineer in charge.

Excavation for road work in soil with hydraulic excavator of 0.9 cum bucket capacity including cutting and loading in tippers, trimming bottom and side slopes, inaccordance with requirements of lines, grades and cross sections, and transporting to the embankement location with a lift of up to 1.5m and lead up to 1000m as per techincal specification clause 302.3

Construction of embankment with approved material obtained from borrow pits with all leads and lifts, transporting to site, spreading, grading to required slope and compacting to meet requirement of Tables 300.1 and 300.2 by mechanical means as per Technical Specification Clause 301.5 and as per the 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. of MoRD and as per direction of Engineer-In-Charge.

Construction of Granular Sub-Base (Grading III) Mterial with providing well graded material, spreading in uniform layers with grader on prepared surface, mixing by mix in place method with rotavator and compacting with smooth wheel roller at OMC to achieve the desired density,complete as per MORD Technical Specification Clause 401 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 & spraying primer @ 0.70kg/ 1.0 kg/sqm using mechanical means as per clause 502 of MORD Specification for Rural roads including cost,conveyance,royalty, taxes, labour and T&P required for the work and as per direction of Engineer-in charge.

Providing and applying tack coat with bitumen Emulsion [RS-1] using emulsion distributor @ 0.25 to 0.30 kg /sqm on the prepared granular surface treated with primer & cleaned with hydraulic broom as per clause 503 of MORD Specification for Rural roads including cost,conveyance,royalty, taxes, labour and T&P required for the work and 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 MS @ 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 hot mix 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)