State Highway 15 (Tamil Nadu)

State Highway 15 (Tamil Nadu) (SH-15) is a State Highway maintained by the Highways Department of Government of Tamil Nadu. It connects Erode with Udagamandalam (Ooty) in the western part of Tamil Nadu.

Route
The total length of the SH-15 is 161.6 km.

Route: Erode- Gobichettipalayam - Sathyamangalam - Mettupalayam - Kotagiri - Udagamandalam

The Mettupalayam-Kotagiri section is also known as Kotagiri Ghat Road. It is one of the five Nilgiri Ghat Roads.

Destinations
The highway passes through the following places:
 * Erode District - Erode, Gobichettipalayam, Sathyamangalam
 * Coimbatore District - Mettupalayam
 * Nilgiris District - Kotagiri, Udagamandalam

Junctions
The highway meets the following arterial roads along the way:
 * State Highway 20 at Erode
 * National Highway 544 at Chittode
 * State Highway 81 at Gobichettipalayam
 * State Highway 15A at Gobichettipalayam
 * National Highway 948 at Sathyamangalam
 * National Highway 181 at Mettupalayam