Traffic Management and urban planning

Urban Planning for sustainable transport Infrastructure is a challenging task in a fast growing population economy as ours.

 A Mega city Road and transport Complex Since 2000 a group of young scientists, postgraduates, and students led by Professor Kira Shingareva have been studying the “Problems of the Megacity Road and Transport Complex (case study Moscow),” a project of the economic and business chair of The Moscow State University for Geodesy and Cartography. During this period, research has been oriented toward Moscow parking space and some models and methods of transport component influence on the economic efficiency of the megacity industry were developed. The structure of megacity parking space was created using GIS, and partnerships with the main State organizations studying such problems were also established.

In the Pic kindly notice it is a dual way.

My Question: Why is it a dual way?

Here is the link to an interesting article I would like to share. 
http://www.geoconnexion.c...

Notice

1. The walk path
2. The walk path is seperated by a green belt on both sides
3. The buildigs are not opening on to the roads. ie the road is on the rear of the buildings.
4. There is no service road.
5. Where are the electric cables for road ligting?
6. Where are the communication cables?
7. etc

PSA