improvements to riding quality at km 0.2 3.2 of ramapuram - pakkam road; 1 providing and laying tack coat over existing bt surface using 2kg of bitumen emulsion (rs1) per10sqm for preparatory to another bituminous construction over it including cost of material, labour charges, rentals for machinery, fuel and all other incidental charges etc., complete as perclause 503 of morth rev-5 2 road 3 providing, laying 50mm consolidated thick bituminous macadam using 0.20cum of 26.50 13.20mm, 0.43cum of 13.20-2.36mm and 0.08cum of 2.36mm & below size irc metal with 37 kg sof vg30 grade bitumen for premixing per 10sqm including cost and conveyance of all materials to cmpsite, heating the bitumen, aggregate and mixing the min required temperature using central hot mix plant 20-30ton capacity, conveying the mix by tipper trucks to paver site,spreading the mix to uniform thickness of 50mm with mechanical paver to the specified grades and cross sections and consolidated by8-10tonne vibratory roller to the required density etc., including labour for attending to paver to site etc., including hire and fuel charges for 20-30tcmp with bitumen boiler, tipper trucks, paver finisher, vibratory roller and all other tools andplant required, including all other incidental charges etc., complete as per specification using cmp as per clause 504 of morth rev-5 bm (grade-ii) 50mm thick (patches). 4 road 5 providing and laying bituminous concrete to 30/40mm thick using 0.13 cum of 19.00- 9.50mm, 0.17 cum of 9.50-2.36mm and 0.26 cum of 2.36 and below with 50.30kgs of vg30 bitumen for premixing per 10sqm including cost and conveyance of all materials to cmp site, heating the bitumen and aggregate to required temperature and mixing them in required temperature in central hot mix plant 20-30 ton capacity, conveying the mix by tipper trucks to paver site, spreading the mix to uniform thickness of 40mm with mechanical paver to the specified grades and cross sections and consolidated by 8-10 tonne pneumatic roller to the required density etc., including labour for attending to paver to site etc., including hire charges and fuel charges for 20-30 t cmp with bitumen boiler, tipper trucks, paver finisher hydrostatic (more than 5m width), vibratory / pneumatic roller and all other tools and plant required, including fuel and all other incidental charges etc., complete as per specification using cmp as per clause 507 of morth rev-5(grade-ii) 6 road 7 earthwork excavation in all classes of soils except hard rock requiring blasting anddepositing on bank with all leads and lifts as per ss20b including cost of all labourcharges,materials, tools, equipments and all incidental charges, including compacting with power roller, watering, including all hire and fuel charges for all tools and plants, removal of other deleterious matter and obstructions, trimming of bottom of excavation back filling,clearing up the site and disposa lof all surplus materials etc.,complete as per standard specification. for making up of low berms with conveyance. 8 road 9 calculation of subtotal, gst and total amount carried out by system automatically 10 basic cost of value put to tender as per estimate 11 add gst at 18% 12 total value put to tender 13 quoted value 14 final quoted value 15 add gst at 18% of final quoted value 16 total value of contract including 18% of gst 17 basic cost of value put to tender as per estimate 18 quoted rate in figures (total value of contract including 18% of gst )