GENERAL-KOLI NAGAR COURT ROAD CONCRETING IN UDAYAGIRI GP-THALIPARAMBA BP-General Civil Work

ROAD CONCRETE

3.15.2:Compacting Original Ground<br> (ii) Compacting original ground supporting subgrade<br> Loosening of the ground upto a level of 300 mm below the subgrade level, watered, graded and compacted in layers to meet requirement of Tables 300.1 and 300.2 for subgrade construction as per Technical Specification Clause 303.5.2.

4.1.A.2:Granular Sub-base with Well Graded Material (Table 400.1)<br>(A) By Mix in Place Method <br> 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 smooth wheel roller to achieve the desired density, complete as per Technical Specification Clause 401. (ii) For Grading II Material

75.8.1:Providing Plain cement concrete for road work CC 1:2:4 (1 cement: 2 fine aggregate: 4course aggregate) laid to required slope and camber in panels (@ 3 m c/c) as requiredincluding compaction, finishing and tamping etc .complete. Max. size of courseaggregate not exceeding 25mm , mixed in concrete mixer etc complete as perspecification (i) Nominal mix (1:2:4)

OD431591/2025-2026:Providing and fixing of direction and place identification retro-reflectorised sign with 7 years warranty manufactured as per IRC-67 made of Type IV micro prismatic grade sheeting fixed over aluminium sheeting , 2mm thick/ aluminium composite material sheeting 4mm thick with area not exceeding 0.9sqm , with suitable back supporting frame of MS angle 40*40*6 and supported on G I pipe of pole 50mm NB-2 nos confirming to IS 1239 firmly fixed to the ground by means of properly designed foundation with M15 grade cement concrete min size 40cm*40cm*60cm, 60cm below ground level including painting all exposed surface with 2coats of epoxy painting over epoxy primer and as per approved drawing and clause 801 including lettering symbols etc. ( Derived from MoRD spec 10.3.A.2)