The Outer Ring Road (ORR) is a ring road that runs around most of the perimeter in Bangalore city in Karnataka. This 60-kilometre-long road was developed by the Bangalore Development Authority and different sections were opened progressively between the years 1996 to 2002.
The Outer Ring Road is a road that connects all the major highways around the city - Bellary Road (NH 7), Tumkur Road (NH 4), Old Madras Road (NH 4), Hosur Road (NH 7), Kanakapura Road (NH 209), Mysore Road (SH-17), Bannerghatta Road, and Magadi Road. The Outer Ring road passes through the major neighborhoods and suburbs such as Marathahalli, Gokula, HSR LAYOUT, Madiwala(NH7), Banaswadi, Krishnarajapuram (NH4), Hebbal (NH7), Nagarbhavi, JP Nagar, Banashankari, Kengeri, Bangalore University, Nandini Layout, BTM Layout, and Kengeri Upanagara. Initially conceived to keep the truck traffic out of the city center Bengaluru, the city has outgrown the Outer Ring Road.