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Highway Research Record No. 39 - Indian Roads Congress

Highway Research Record No. 39 - Indian Roads Congress

Highway Research Record No. 39 - Indian Roads Congress

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ROAD RESEARCH IN INDIA 2011-12 25<br />

B. paVeMent perForManCe<br />

SUMMarY<br />

This sub-section on pavement performance covers projects related to laboratory characterization of materials/<br />

mixes and design of Stone Matrix Asphalt (SMA), Microsurfacing and Hot Asphalt Mixes using waste plastic;<br />

construction supervision and quality checking during execution of road sections laid with Stone Matrix Asphalt (SMA),<br />

Microsurfacing and Waste Plastic Modified Hot Mix Asphalt and time series Periodic Performance Monitoring of road<br />

sections laid with SMA, Microsurfacing and Waste Plastic Modified Hot Mix Asphalt and finally refinement / revision<br />

of present Codes of Practice viz. IRC: SP: 79-2008 for SMA, IRC: SP: 81-2008 for Microsurfacing and Development<br />

of Specifications for Waste Plastic Modified Hot Mix Asphalt<br />

On-going projects reported include application of Rhinophalt preservative for studying / evaluating its performance<br />

on three toll roads in Rajasthan and Gujarat states; and design, construction and performance evaluation of new<br />

materials and mixes towards development and upgradation of standards / specifications.<br />

1.<br />

2.<br />

3.<br />

4.<br />

Fatigue behaviour of flexible pavements<br />

Coir geo-textile reinforcement for subgrade soil<br />

Use of waste plastic in road construction<br />

SalIent poIntS For DISCUSSIon<br />

Use of rhinophalt preservative for bituminous construction

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