India, Dec. 19 -- Heavy traffic congestion was witnessed on Thursday at key Delhi-Noida entry points, including the Chilla Border, DND Flyway, and Kalindi Kunj, a day after the Supreme Court directed authorities to consider suspending toll booths in Delhi until air quality improves.

The snarls prompted installation of police barricades to restrict entry of BS III and BS IV vehicles into the national capital.

Traffic police checks during peak hours significantly slowed vehicular movement, especially at the Chilla Border. As vehicular queue increased, police had to temporarily ease restrictions to decongest the area. Barricades were, however, later reinstated to resume checking for non-compliant vehicles.

As per data from the Noida trans...