tender for annual plan-palakkad block panchayath 2024-25 - pattikkad canal road concreting - paraligrama panchayath-proj no 72-general civil work - road concrete 2 3.15.2:compacting original ground
(ii) compacting original ground supporting subgrade
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. 3 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 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) 5 name board 6 od40897/2024-2025:supplying and providing readymade gi name board with all conveyance ,labour andhire charges etc complete using gi hollow tube of size 80x40x1.4mm post,40x20x1.4mm outer frame,0.6mm thick iron sheet of size 90 x 60 cm with two coat of enamel painting over a coat of primer,lettering with suitable colour and size ,fixing the post in ground with cc 1:2:4 etc complete 7 51.2.3: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