Providing 20mm chipping carpet to Aramana kadavu road Ch 0 000 to 0 160

Appendix-A

55.4:Supplying and stacking 36mm size hard broken stone in standard heaps for measurement.

55.2:Supplying and stacking 12mm hard blue granite broken stone in standard heaps for measurement(IRC 3.2.1.a)

55.8.a:Filling up pot holes (cut and formed to regular shapes and all loose and defective materials removed) after supplying a prime coat of hot bitumen using 36mm departmental broken stone and compacting with power roller to get a compact surface.

55.9.a:Filling up pot holes (cut and formed to regular shapes and all loose and defective materials removed) after supplying a prime coat of hot bitumen using 12mm departmental broken stone and compacting with power roller to get a compact surface.

5.2.a:Providing and applying tack coat with bitumen emulsion( RS) using emulsion pressure distributor at the rate of 0.20 - 0.30 kg per sqm on the prepared bituminous surface cleaned with mechanical broom.

OD267612/2025-2026:Providing laying and rolling of MSS/close graded premix surfacing material of 20 mm thickness composed of 11.2 mm to 0.09 mm (Type A) aggregates using viscosity grade bitumen (VG 30) to the required line, grade and level to serve as wearing course on previously prepared base, including mixing in a suitable plant, laying and rolling with a three wheel static roller of 80- 100 KN capacity and finishing to required level and grade By manual means

Appendix-B

3.6:Excavation for roadwork in soil with hydraulic excavator of 0.9 cum bucket capacity including cutting and loading in tippers, trimming bottom and side slopes, in accordance with requirements of lines, grades and cross sections, and transporting to the embankment location within all lifts and lead upto 1000m

12.4:Plain cement concrete 1:3:6 nominal mix in foundation with crushed stone aggregate 40 mm nominal size mechanically mixed, placed in foundation and compacted by vibration including curing for 14 days.

12.8.B:Plain/Reinforced Cement Concrete in Open Foundation complete as per Drawing and Technical Specifications <br> PCC Grade M20 (Without formwork) <br>