Name of Work: Improvements to the road situated in the way of entrance of community Health Centre at Mannadipet Village
Sl. No.
Item Description
1
Code No.3.11: Removal of unserviceable soil including excavation, loading and disposal upto 1000 m lead but excluding replacement by suitable soil which shall be paid separately as per Clause 305
2
Code No.4.12B: Providing, laying, spreading and compacting graded stone aggregate to wet mix macadam specification including premixing the material with water at OMC in mechanical mix plant carriage of mixed material by tipper to site, laying in uniform layers with paver in sub-base / base course on well prepared surface and compacting with smooth 3 wheeled steel roller to achieve the desired density (As per MoRTH specification, 4th Revision)
3
Code No.5.5: Providing, laying and rolling of built-up spray grout layer over prepared base consisting of a two layer composite construction of compacted crushed coarse aggregates using motor grader for aggregates. Key stone chips spreader may be used with application of bituminous binder after each layer and with key aggregates placed on top of the second layer to serve as a base conforming to the line, grades and cross-section specified ,the compacted layer thickness being 75mm. (As per MoRTH specification, 4th Revision)
4
Code No.6.1.MO: Cleaning the existing W.B.M road surface including removing of binding material and other foreign matter with wire brushes and small picks, sweeping with brooms or soft brushes and finally dusting with old gunny bags and or compressed air to receive bituminous treatment. As per clause no 502.4.2and 503.3.1 of MOST specification.
5
Code No.6.5F.1.MO: Providing and applying tack coat on the prepared surface, heating bitumen in boiler and spraying the butumen with sprayset fitted on bituman boiler - on granular base such as WBM and WMM surfaces not bitumen primed. Rate of application 10kg/10sqm.
6
Code No.6.11B.MO: Providing and laying open graded premix carpet 20mm thick on prepared surface in a single course as wearing course composed or specified size of stone aggregates premix with a bituminous binder in mini hot mix plant 6 to 10 tonne laying manually and rolling with power roller 8 to 10 tonne but excluding cost of premer/tack coat. As per clause no 509 if MOST specification.
7
Code No.6.17.MO: Providing and applying premixed seal coat type \"B\" comprising of thin application of fine aggregate premix with bitumen binding in mini hot mix plant, carriage manually of mixed material and laying and rolling with power roller 8 to 10 tonne. As per clause no 513 of MOST specification.
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