Annual Plan-POONGHATT ROAD MAINTANANCE WORK IN WARD NO.24NO. -TIROORANGHADI MUNCIPALITY PROJECT NO, 248/2025

Road maintanance work

3.2:Preparation of Foundation for Embankment <br> Scarifying Existing Bituminous Surface to a Depth of 150 mm by Mechanical Means <br> Scarifying the existing bituminous road surface to a depth of 150 mm and disposal of scarified material with a lift upto 3 m and lead upto 1000 m as per Technical Specification Clause 301.4.

OD481095/2025-2026:(OD From MORD 4.1.A.1 ) Granular Sub base with well Graded material (Table 400.1)(A) By Mix in place Method Construction of granular sub base by providing well graded material spreading in uniform layers with motor grader on prepared surface , mixing by mix in place method with rotavator at OMC . and compacting with plat vibrator to achive the desired density . complete as per Technical specification Clause 401. (i) For Grading I material

5.5.A.1a:Modified Penetration Macadam 50 mm thick using Bitumen S-65 <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.

5.2.1a:Tack Coat<br> Providing and applying tack coat with Bitumen emulsion (RS-1) using emulsion distributor at the rate of 0.20 to 0.25 kg per sqm on the prepared bituminous surface cleaned with Hydraulic broom as per Technical Specification Clause 503.

5.11.1.A.2a:Mix Seal Surfacing - Manual Means - Type A - Bitumen S-65 <br> Providing, laying and rolling of close-graded premix surfacing material of 20 mm thickness composed of 11.2 mm to 0.9 mm (Type-A) or 13.2 mm to 0.9 mm (Type-B) aggregates using penetration grade bitumen 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 8-10 kN static roller and finishing to required level and grades as per Technical Specification Clause 509 <br> By Manual Means :- Type A <br> (II) Bitumen (S-65)

OD481096/2025-2026:(OD From Mord 6.7.1.)Interlocking concrete Block Pavemment Providing and laying of Interlocking concrete Block Pavements having thickness 80 mm as per drawing and technical specifications