Delhi Gets Nearly 16,900 Interstate Trucks Daily; Freight Emissions Major Contributor to PM2.5, Landmark Study Finds 4 min read Transportation Delhi Gets Nearly 16,900 Interstate Trucks Daily; Freight Emissions Major Contributor to PM2.5, Landmark Study Finds Staff, DigiTIMES. June 30, 2026 Delhi receives an average of 16,900 heavy-duty vehicles (HDVs) every day, amounting to nearly half a million... Read More Read more about Delhi Gets Nearly 16,900 Interstate Trucks Daily; Freight Emissions Major Contributor to PM2.5, Landmark Study Finds