Four-laning of NH-22: Norms to cut heavy dust emissions overlooked
![](http://admin.indiaenvironmentportal.org.in/files/road_cons.jpg)
With the private construction agency, GR Infra Limited, failing to use water sprinklers to reduce the dust emissions while four-laning the Parwanoo-Solan stretch of National Highway-22, commuters t
Publication Date:
04/10/2016