The Inner Ring Road (IRR), also known as Jawaharlal Nehru Salai or 100-Feet road or State Highway 2, is a major transportation corridor encircling the city of

Chennai Chennai (, ), formerly known as Madras ( the official name until 1996), is the capital city of Tamil Nadu, the southernmost Indian state. The largest city of the state in area and population, Chennai is located on the Coromandel Coast of th ...

. It was developed by the Chennai Metropolitan Development Authority (CMDA). It is 25.2 km long with three distinct arms viz., Northern arm, Central arm and Southern arm, connecting SH 49A ( Rajiv Gandhi Salai) in

Tiruvanmiyur Thiruvanmiyur is a largely residential neighborhood in the south of Chennai, Tamil Nadu, India. Thiruvanmiyur witnessed a spike in its economy with the construction of Chennai's first dedicated technology office space, the Tidel Information Te ...

, Velachery main road at Vijayanagar, NH 32 (GST road) at Kathipara, NH 4 at Koyambedu, NH 205 at Padi, NH 5 at

Madhavaram Madhavaram may refer to: Places in South India Andhra Pradesh * Madhavaram, Kukkunoor, a village in Kukkunoor Taluk, Eluru district * Madhavaram, Tadepalligudem, a village in Tadepalligudem mandal Tadepalligudem mandal is one of the 19 mand ...

and joins SH 104 (TPP Road) at Manali.

Details of the corridor

The IRR is a 6 lane road with three arms. The northern arm of IRR starts from Padi Junction and joins SH 104 (TPP) near Manali. It connects NH5 at Madhavaram Junction. The central arm extends from Kathipara Junction and ends at Padi Junction. It connects NH 32 at Kathipara Junction, NH4 at

Koyambedu Junction Koyambedu Junction, also called the Koyambedu Roundtana, is an important road junction in Chennai, Tamil Nadu, India. It is located north of the Chennai Mofussil Bus Terminus at the junction of the Inner Ring Road and the Poonamallee High Ro ...

and NH 205 at Padi Junction. The northern and central arms together forming the State Highway 2. The southern arm of IRR extends from IT corridor in the form of Taramani Link Road and joins NH 32 at

Officers Training Academy The Officers Training Academy (OTA) is a training establishment of the Indian Army that trains officers for the Short Service Commission (SSC). The 49-week course at the OTA prepares graduates for all branches of the Army, except for the Army Me ...

before ending at Kathipara Junction. The

Chennai RBTW :''See also Chennai BRTS, another planned bus transit system.'' The Chennai Rapid Bus Transit Ways (RBTW) is a part of the Medium-term and Long-term Transport Scheme proposed in the Second Master Plan by the Chennai Metropolitan Development Aut ...

is being planned along the Taramani Link Road.

References

{{Transport in Tamil Nadu Roads in Chennai Urban road transit in Chennai Ring roads in India