Name of Work:Providingroad facilities to the internal streets of Guberan Nagar at Thanampalayam in ACP
Sl. No.
Item Description
1
Supplying and filling with gravel (excluding rock) in layers not exceeding 20cm in depth , breaking clods , watering , rolling each layer with 1/2 tonne roller , or wooden or steel rammers and rolling every 3rd and top-most layer with power roller of minimum 8 tonnes capacity including all leads and lift (Payment will be made based on level measurement)
2
Providing, laying, spreading and compacting stone aggregates of specific sizes to water bound macada specification including spreading in uniform thickness, handpacking, rolling with smooth three wheeled steel roller 8-10 tonnes in stages to proper grade and camber, applying and brooming requisite Crushable type such as moorum / gravel for screening and gravelfor binding to fill up the interstices of coarse aggregate, watering and compacting to the required density - by manual means - Water bound macadam Gr-I with Gravel screening. (As per MoRTH specification, 4thRevision)
3
Providing, laying, spreading and compacting Cum stone aggregates of specific sizes to water bound macadam specification including spreading in uniform thickness, hand packing, rolling with smooth 3 wheeld steel roller 8-10 tonnes in stages to proper grade and camber, applying and brooming requisite Crushable type such as moorum or gravel for screening and gravel for binding to fill up the interstices of coarse aggregate, watering and compacting to the required density - by manual means - Water bound macadam Gr-II with moorum or gravel screening. (As per MoRTH specification, 4th Revision)
4
Cleaning the existing W.B.M. road surface including removing of binding material andother foreign matter with wire brushes andsmall picks, sweeping with brooms or softbrushes and finally dusting with old gunny bags and/or compressed air to receivebituminous treatment. As per clause no502.4.2 and 503.3.1 of MOST specification.
5
Providing and applying tack coat on theprepared surface, heating bitumen in boilerand spraying the bitumen with spraysetfitted on bitumen boiler - on granular basesuch as WBM and WMM surfaces not bitumen primed. Rate of application 10kg/10sqm.
6
Providing and laying open graded premix carpet 20mm thick on prepared surface in asingle course as wearing course composed ofspecified size of stone aggregates premixwith a bituminous binder in mini hot mix plant 6 to 10 tonne laying manually androlling with power roller 8 to 10 tonne butexcluding cost of primer/tack coat. As perclause no 509 of MOST specification.
7
Providing and applying premixed seal coat type `B\" comprising of thin application offine aggregate premix with bitumen binderin mini hot mix plant, carriage manually ofmixed material and laying and rolling with power roller 8 to 10 tonne. As per clauseno 513 of MOST specification.
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