From the International Airport take the Airport Road followed by Palam Road then onto Rao Tula Marg. Follow onto the Outer Ring Road passing through Nehru Place and Kalkaji Mandir and then take left turn to reach the flyover, to take “U turn” under the fly over to enter the Okhla Industrial Estate. Once you have entered the Okhla Industrial Estate proceed straight up to the second round about.

The Halcrow Delhi office is 50 meters from here, number 153, the blue glass building to your right.