tender for annual plan-moonniyur gp (2025-26) pno : 139-thekkepadam shihab thangal road in ward 10-general civil work - road concrete 2 3.2:preparation of foundation for embankment
scarifying existing bituminous surface to a depth of 150 mm by mechanical means
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. 3 od160794/2025-2026:filling with quarry muck filling up low lying and water logged areas with local material/ quarry muck, spreading in layers, leveling the top at site and consolidation by ramming, etc complete for improving the cbr value of subgrade 4 od164745/2025-2026: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, complete as per technical specification clause 401.
(i) for grading i material 5 od160793/2025-2026: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)