Construction of BT Campus Road in CCB in Existing Hospital, Jhunjhunu

PART "A" CIVIL WORK

Excavation for Structures

Earth work in excavation for structures as per drawing and MoRTH specifications Clause304.1 including setting out,construction of shoring and bracing,removal of stumps and other deleterious material and disposal upto a lead of 50m,dressing of sides and bottom and backfilling intrenches with excavated suitable material.Ordinary soil Upto 3 m depth

granular Sub-base with Well Graded Material (Table 400-1)

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 motor 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

Wet Mix Macadam

Providing, laying, spreading and compacting graded stone aggregate to wet 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

Providing and applying primer coat with bitumen emulsion (SS-1) on prepared surface of granular base(WBM/WMM) including cleaning of road surface and spraying primer at the rate of 0.70-1.0 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 0.35 to 0.45 kg per sqm on the prepared granular surfaces treated with primer & cleaned with Hydraulic broom as per MoRTH Specification Clause 503 and IRC-16-2008

Providing and laying dense graded bituminous macadam with100-120 TPH batch type HMP producing an average output of75 tones per hour using crushed aggregates of specifiedgrading, premixed with bituminous binder minimum @ 4.0 & 4.5 percent by weight of total 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 505 complete in all respects. Grading - II (26.50 mm (Nominal Size))