Improvements to Nagalinga chetty street and Othi chetty street in T.R.Pattinam(2nd call)

Amount

Scarifying the existing granular road surface to a depth of 50mm and disposal ofscarified material within all lifts andleads upto 1000 metres - by manual means. Code : 3.14

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 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 gravel for binding to fill up the interstices of coarse aggregate, watering and compacting to the required density - by mechanical means - Water bound macadam Gr-I with Gravel screening. (As per MoRTH specification, 4th Revision) Code No :4.91.1B

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 toproper 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) Code No :4.92.1C

Cleaning the existing W.B.M. road surface including removing of binding material and other foreign matter with wire brushesand 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. Code No :- 6.1

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. Code No :- 6.5F.1

Providing and laying open graded premix carpet 20mm thick on prepared surface in asingle 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. Code No :-6.11B

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 withpower roller 8 to 10 tonne. As per clause no 513 of MOST specification. Code No :-6.17