Entry to the fair will be restricted to business visitors from November 14 to 18. It will be opened for general public from November 19 to 27.
"A total of 2,456 challans were issued for various traffic violations and a majority of these were issued to motorists without helmets," an official said.
Diversions of heavy and medium goods vehicles from Chilla, DND, Kalindi Kunj, Ashok Nagar and Jhandupura borders to other places via Delhi have been changed.
Congress leaders held press conferences in 22 cities across the country early this week and gave a Dilli Chalo call for its Mehangai Par Halla Bol rally at Ramlila Maidan on September 4.
They said a similar situation was seen at Qazigund in south Kashmir where all Jammu-bound traffic was halted this morning due to the closure of the highway.
Adequate security arrangements have been made in and around major temples in the national capital for Janmashtami celebrations, officials said on Friday.