CONSTRUCTION OF 2 LANE ROAD FROM KM. 12 TO 14 TOTAL LENGTH 3.00 KM. OF CHINTALNAR TO MARIAGUDEM ROAD IN SUKMA DISTT.C.G. UNDER L.W.E. SCHEME (BALANCE WORK).

3.12 Construction of embankment with Material Obtained from Borrow Pits/Borrow Area (Construction of embankment with approved material/selected soil having C.B.R.>5 (unless specified otherwise in the contract) obtained from borrow pits with all lifts and leads, transporting to site, spreading, grading to required slope and compacting to meet requirement of table 300-2)

4.1 Construction of granular sub-base by providing graded Material, , carriage of mixed Material to work site, spreading in uniform layers with motor grader on prepared surface watering, rolling and compacting with vibratory power roller at OMC to achieve the desired density, complete as per clause 401

4.8 Water Bound Macadam (Providing, laying, spreading and compacting stone aggregates of specific sizes to water bound macadam specification including spreading in uniform thickness, hand packing, rolling with vibratory roller 8-10 tonnes in stages to proper grade and camber, applying and brooming requisite type of screening/ binding Materials to fill up the interstices of coarse aggregate, watering and compacting to the required density as per clause-404.) A Grading- II ( 63 to 45 mm size aggregate)

B Grading- III ( 53 to 22.4 mm size aggregate)

5.1 Prime coat (Providing and applying primer coat with oil based bitumen emulsion (SS-1, grade confirming to IS:8887) on prepared surface of granular Base including clearing of road surface and spraying primer using mechanical means as per clause 502. (i) on WBM/WMM surface @0.85 Kg/sqm.

5.12 Surface Dressing (Providing and laying surface dressing as wearing course in single coat using crushed stone aggregates of specified size on a layer of bituminous binder laid on prepared surface and rolling with 8-10 tonne smooth wheeled steel roller) (ii) 13 mm nominal size chipping

5.3 Tack coat Providing and applying tack coat with bitumen emulsion (RS-1, grade confirming to IS:8887) using emulsion pressure distributor on the prepared bituminous/granular surface cleaned with mechanical broom and as per clause 503. (ii) Granular surfaces treated with primes @ 0.30 kg /Sqm

5.13 Open-Graded Premix Surfacing (By manual means) (Providing, laying and rolling of open-graded premix surfacing of 20 mm thickness composed of 13.2 mm to 5.6 mm aggregates using bitumen/cationic emulsion to required line, grade and level to serve as wearing course on a previously prepared base, including mixing, laying and rolling with a smooth wheeled roller 8-10 tonne capacity, finished to required level and grades. Work shall be executed as per clause 510 except laying by manual means instead of mechanical mixing and laying.)

5.21 Seal Coat Type-B (By manual means) (Providing and laying seal coat sealing the voids in a bituminous surface laid to the specified levels, grade and cross fall using Type-B seal coat using crushed stone chipping passing through 2.36mm size sieve, using bitumen / cationic emulsion as binder. Work shall be executed as per clause 511 except laying by manual means instead of mechanical mixing and laying.)

4.13 Construction of Shoulders (Construction of shoulders as per clause 408 with selected soil from borrow pits / borrow areas having CBR not less than 12 and shall have L.L. and P.I. not more than 25% and 6% respectively, inclusive of all leads and lifts, including clearing and scrapping of existing surface, providing required cross fall, compacting. watering rolling and royalty charges etc. complete.