Name of Work:- Improvements to RB of Thalatheru main channel from Pillaitheruvasal to western byepass road at Thalatheru Karaikal
Sl. No.
Item Description
1
Scarifying the existing granular road surface to a depth of 50mm and disposal of scarified material within all lifts and leads upto 1000 metres - by manual means.
2
Providing, laying, spreading and compacting stone aggregates of specific sizes to water bound macadam specification including spreading in uniform thickness, hand packing, rolling with smooth 3 wheeled 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 mechanicall means - Water bound macadam Gr-II with moorum or gravel screening. (As per MoRTH specification, 4th Revision)
3
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 502.4.2 and 503.3.1 of MOST specification.
4
Providing and applying tack coat on the prepared surface, heating bitumen in boiler and spraying the bitumen with sprayset fitted on bitumen boiler - on granular base such as WBM and WMM surfaces not bitumen primed. Rate of application 10kg/10sqm.
5
Providing and laying open graded premix carpet 20mm thick on prepared surface in a single course as wearing course composed of 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 primer/tack coat. As per clause no 509 of MOST specification.
6
Providing and applying premixed seal coat type `B' comprising of thin application of fine aggregate premix with bitumen binder 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.
7
Pointing on stone work with cement mortar 1:3 (1 cement : 3 fine aggregate) - flush/ruled pointing
8
12 mm cement plaster of mix 1:5 (1 cement : 5 fine aggregate)
9
Providing and laying precast cement concrete blocks for revetment of size 0.30 x 0.30 x 0.15m in cement concrete 1:3:6 (1 Cement : 3 Sand : 6 Graded Stone aggregate) using 6mm thick steel mould including consolidation, curing and placing in position etc., complete
10
Removing and clearing Kattukaruvai jungles and small plant on RB of Thalatheru main channel from Pillaitheruvasal to Bharathiyar road at Thalatheru in Karaikal using JCB machine. The rate includes hire charges of JCB machine, tools and plants, labour, fuel and operator charges etc complete as directed by the Engineer – in-charge Please Enable Macros to View BoQ information
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