02 - Construction Of Temporary Helipad at PWD Dn. Nimbahera Rate Contract

Clearing and grubbing road land including uprooting wild vegetation, grass, bushes, shrubs, saplings and trees of girth upto 300 mm, removal of stumps of such trees cut earlier and disposal of unserviceable materials and stacking of serviceable material to be used or auctioned, upto a lead of 1000 m including removal and disposal of top organic soil not exceeding 150 mm in thickness as per MoRTH Specification Clause 201. By Mechanical Means In area of non-thorny jungle

Construction of granular sub-base by providing well graded material, spreading in uniform layers with Tractor Mount Grader on prepared surface, mixing by mix in place method with rotavator at OMC, and compacting with smooth wheel roller to achieve the desired density, complete as per MoRTH Specification Clause 401 For Grading I Material

Providing crushed run stone aggregate greading conforming to table 400-14 depositing on a prepared surface by hauling vehicles, spreading and mixing with a motor grader, watering and compacting with a three wheel 80-100 kN static roller as per MoRTH Specification Clause 407 to form a layer of sub-base/base By mixing plant method With 53 mm maximum size of aggregates

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 lead

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.

Providing and applying tack coat with Bitumen VG-10 using bitumen pressure distributor at the rate of 0.40 to 0.50 kg per sqm on the prepared non-bituminous surfaces (cement concrete pavement) cleaned with Hydraulic broom as per MoRTH Specification Clause 503 and IRC-16-2008.

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)

Providing and laying bituminous concrete with 100-120 TPH batch type hot mix plant producing an average output of 75 tonnes per hour using crushed aggregates of specified grading, premixed with bituminous binder @ 5.4 to 5.6 per cent of mix and filler, transporting the hot mix to work site, laying with a hydrostatic paver finisher with sensor control to the required grade, level and alignment, rolling with smooth wheeled, vibratory and tandem rollers to achieve the desired compaction as per MoRTH Specifications Clause 507 complete in all respects for Grading-I ( 19 mm nominal size ) Bitumen (VG-30)

Marking Centre Line and stop lines etc. on road as per IRC pattern with thermoplastic paint of approved quality and make with 8% glass beads laid on the road surface at temperature 160" C with a special applicator machine complete with a special applicator machine complete with labour material and traffic diversion arrangements.