corrigendum : tender for bylahalli smashana road to dak slab and drainage - bylahalli smashana road to dak slab and drainage 27 items material as per tender items documents--broken stone aggregate 40 mm size , broken stone aggregate 20 mm size , broken stone aggregate 12 mm to 10 mm size , coarse sand (zone iii) , portland cement , mixer (concrete)-1 cum capacity , add watering charges at 1% on material , add sundries charges at 1% on material , over head & other miscellaneous charges , plasticizer/super plasticizer , hom of vibrator 0.71 days , ormwork, centering & scaffolding for columns & piers , formwork, centering & scaffolding for roof slab , tmt bars fe 500 , binding wire , boulders , spall (jelly used for packing) , laboratory asst. (sslc passed)/mate/supervisor , tractor-40 hp , water , gravel 2.36 mm/murrum , water tanker , vibratory roller 8 tonne , crushed stone course aggregate 53 , granite metal 40 mm , granite metal 20 mm , crushed stone chippings 13.2 mm