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| 1 | Part 'A' |
| 2 | Compacting original ground supporting embankment ,Loosening, Levelling and Compacting original ground supporting embankment to facilitate placement of first layer of embankment, scarified to a depth of 150 mm, mixed with water at OMC and then compacted by rolling so as to achieve minimum dry density as given in Tables 300-1 and 300-2 for embankment construction as per MoRTH Specification Clause 305.3.4 |
| 3 | Plant Mix Method ,Providing laying spreading and compacting specified graded sand, gravel (crushed stone) as per Table 400-1,400-2 or any other course material as per design mix, as per CBR in sub base course including premixing the material at OMC in wet mix plant, carriage of mixed material spreading in uniform layers with notor grader F.E loader on a prepared base and compacting with vibratory roller to achieve desired density (as per I.S. 2720) including all material, labor, machinery, lighting guarding, barricading and maintenance of diversion complete [MoRTH specification : Clause 401]. By Mechanical means.For Grading I Material |
| 4 | Providing, laying, spreading and compacting graded stone aggregate to wet mix macadam specification including premixing the material with water at OMC in mechanical mixer (Pug Mill), carriage of mixed material by tipper to site, laying in uniform layers in sub-base/base course on a well prepared sub-base and compacting with smooth wheel roller of 80 to 100kN weight to achieve the desired density including lighting, barricading and maintenance of diversion, etc as per Tables 400-12 & 400-13 and MoRTH Specification Clause 406.By Mechanical Means with all leads. |
| 5 | Providing and applying primer coat with Bitumen emulsion (SS-1) on prepared surface of granular base (Stablised soil baes/Crusher Run Macadam) including cleaning of road surface and spraying primer at the rate of 0.90- 1.2 kg/sqm using mechanical means as per MoRTH Specification Clause 502. Medium porosity |
| 6 | Providing and applying tack coat with Bitumen emulsion (RS-1) using emulsion distributor at the rate of 0.25 to 0.30 kg per sqm on the prepared granular surfaces treated with primer & cleaned with Hydraulic broom as per MoRTH Specification Clause 503 |
| 7 | Providing and laying bituminous macadam with hot mix plant using crushed aggregates of grading as per Table 500-7 premixed with bituminous binder, transported to site with all leads laid over a previously prepared surface with paver finisher to the required grade, level and alignment and rolled to achieve the desired compaction as per MoRTH Specification Clause 504. Bitumen (VG-30) |
| 8 | Providing, laying and rolling of open-graded premix carpet of 20 mm thickness composed of 13.2 mm to 5.6 mm aggregates either using penetration grade bitumen or emulsion 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 of either Type A or Type B or Type C as per MoRTH Specification Clause 510.By Mechanical Means.Bitemen VG-30 |
| 9 | Providing and laying seal coat sealing the voids in a bituminous surface laid to the specified levels, grade and cross fall using Type A, Type B and Type C as per MoRTH Specification Clause 511.By Mechanical Means.Case - II : Type B.Bitumen (VG-30) Please Enable Macros to View BoQ information |
