tender for 1.providing cement concrete road at singlimedu perumal koil street in vilangadipakkam panchayat , earth work excavation and depositing on bank with initial lead and lift in hard stiff clay and hard gravelly soil as per ss20b for narrow foundations. etc,.complete. , construction of granular sub-base by providing close graded material, mixing in a mechanical mix plant at omc, carriage of mixed material to work site, spreading in uniform layers with motor grader on prepared surface and compacting with vibratory power roller to achieve the desired density, complete as per clause 401 , cement concrete 1:4:8 using 40mm hbg metal including cost and conveyance of all materials to site and all labour charges etc. complete , cement concrete 1:3:6 using 20mm hbg metal including cost and conveyance of all materials to site and all labour charges etc. complete , cement concrete 1:2:4 using 20mm hbg metal including cost and conveyance of all materials to site and all labour charges etc. complete , cost towards supply centering with planks including all cost and conveyance charges , supply of bitumen pads including cost and conveyance of all materials to site and all labour charges etc. complete. , gst amount for providing service to government contract works for the above construction & maintenance works. { gst amount is the total gst amount for overall quoted amount (both construction and maintenance) above this row in column bb for all works in this package} (refer clause 13.2 & 13.3 of section 2 of instruction to bidders (itb) of sbd)