special repair of nh 76 to chipiha road km 1 - providing, laying, spreading and compacting stone aggregates of specific sizes to water bound macadam specification including spreading in uniform thickness, hand packing, rolling with smoothwheel roller 80-100 kn in stages to proper grade and camber, applying and brooming, stone screening to fill-up the interstices of coarse aggregate, watering and compacting to the required density grading 3 as per technical specification clause 405. 2 providing and applying tack coat with bitumen vg-10 using bitumen pressure dristributor @ 0.20 kg. per sqm. on the prepared bituminous surface cleaned with machenical broom. as per mort&h clause 503 3 providinglaying & rolling of open graded premix carpet of 20 mm thickness composed of 13.2 mm to 5.6 mm aggregates using vg-10 grade bitumen to required line ,grade and level to serve as wearing course on a previously prepared base including mixing in a suitable plant,laying and rolling with a three wheel 80-100 kn static roller capacity finished to required level and grades to be followed by seal coat . technical sepecification claues 508 4 providing and laying seal coat by manual means with vg-10 grade bitumen sealing the voids in a bituminous surface laid to the specified levels, grade and cross fall using type-c, as per technical specification clause 510 5 construction of patri and earthen shoulders with approved material obtained from borrow pits with all lifts and leads, transporting to site, spreading, grading to required slope and compacted to meet requirement of table 300.2 with lead upto 1000 m as per technical specification clause 303.1 6 providing and laying of interlocking concrete block pavements (grade-m40) having thickness 80 mm as per drawings and technical specification clause 1504. 7 excavation in foundation ordinary soil.(including royalty) 8 cement concrete with 4 cm. gauge approved stone, ballast, approved coarse sand and cement in the proportionof 6:3:1 including supply of all materials, labour and t&p etc. required for proper completion of the work. 9 reinforcement cement concrete with 2 cm. gauge approved stone, ballast, approved coarse sand and cement in the proportionof 3:1.5:1 including supply of all materials, labour and t&p etc. required for proper completion of the work. 10 mild steel or iron in plain work such as reinforced concrete or reinforced brick work (when not included in an over all rates) wrought to required shape as necessary including bending for proper completion of the work and including supply of all steel and wastage and over lapping & hooks. 11 maintenance cost for 2nd year @ 1.50% cost of work of total work of amount 1 to 5 12 maintenance cost for 3rd year @ 3.00% cost of work of total work of amount 1 to 5 13 maintenance cost for 4th year @ 4.50% cost of work of total work of amount 1 to 5 14 maintenance cost for 5th year @ 6.00% cost of work of total work of amount 1 to 5