tender for annual plan-39 / 23-24, padickyamattampady kavichira road constuction in ward 6 of varappetty gp-39 / 23-24 / vpty gp-general civil work.; 1 road maintenance 2 od148653 / 2023-2024:sectioning old roads 3 6.1.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 smooth wheel roller to achieve the desired density, complete as per technical specification clause 401.
( i ) for grading i material 4 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 )