RE TENDER CHANDHAMPALLI SIVAKSHATHRAM ROAD

2.15:Dismantling of Cement Concrete Pavements as per Technical Specification Clause 202.<br> Dismantling of cement concrete pavements by mechanical means using pneumatic tools breaking to pieces not exceeding 0.02 cum in volume and stock piling at designated locations and disposal of dismantled materials upto a lead of 1000 m, stacking serviceable and unserviceable materials separately

OD483887/2025-2026:Earthwork excavation by mechanical means(Hydraulic excavator)/Manual means in foundation trenches, Structures, and drains including dressing of sides and ramming of bottoms, lift up to 1.50 m, including getting out the soil and disposal of surplus excavated soil as directed, within a lead of 50m-all kinds of soil

OD504472/2025-2026:(with out rolling) Granular sub-base /base/surface course with local materials (Table 400.13) by mix in place method normal. Construction of granular sub- base by providing local material spreading in uniform layers with motor grader on prepared surface, mixing by mix in place methode with rotavator at once as per Clause 401.4 as per Technical Specification clause 408.<br>(ii) Using Gravel mix soil.

4.9:Wet Mix Macadam <br> 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 100kN weight to achieve the desired density including lighting, barricading and maintenance of diversion, etc as per Tables 400.11 & 400.12 and Technical Specification Clause 406. <br> By Mechanical Means with 1 km lead

75.5.1.1pb:Prime Coat - Low porosity - With Packed Bitumen Rates <br> 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 Technical Specification Clause 502

75.5.2.3pb:Tack Coat - With Packed Bitumen Rates <br> 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.

75.5.5.A.1pb:Modified Penetration Macadam 50 mm thick using Bitumen S-65 - Packed Bitumen Rates <br> Construction of penetration macadam over prepared base by providing a layer of compacted crushed coarse aggregate using chips spreader with alternate applications of bituminous binder and key aggregates and rolling with a three wheel 80-100 kN static roller to achieve the desired degree of compaction as per Technical Specification Clause 506.

75.5.5.B.2pb:Modified Penetration Macadam 75 mm thick using Bitumen S-65 - Packed Bitumen Rates <br> Construction of penetration macadam over prepared base by providing a layer of compacted crushed coarse aggregate using chips spreader with alternate applications of bituminous binder and key aggregates and rolling with a three wheel 80-100 kN static roller to achieve the desired degree of compaction as per Technical Specification Clause 506.

75.5.6.A.1.2pb:Surface Dressing using Bituminous (Penetrations grade / modified bitumen) Binder - Bitumen S-65 - Packed Bitumen Rates <br> Providing and laying surface dressing as wearing course consisting of a layer of bituminous binder laid on the prepared surface, followed by a cover of crushed stone aggregates of specified size and rolling with three wheel 80-100 kN static roller including cleaning the road surface as per Technical Specification Clause 507. <br> (A) By Manual Means <br> Case - I: Nominal Chipping Size 13.2 mm <br> II Bitumen S-65