| Erode, Tamil Nadu|| 161.6 km|
| Erode district, Coimbatore district, The Nilgiris District|
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.
State Highway 15 (Tamil Nadu) Wikipedia
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.
The highway passes through the following places:Erode District - Erode, Gobichettipalayam, Sathyamangalam
Coimbatore District - Mettupalayam
Nilgiris District - Kotagiri, Udagamandalam
The highway meets the following arterial roads along the way:State Highway 20 at Erode
National Highway 47 at Chittode
State Highway 81 at Gobichettipalayam
State Highway 15A at Gobichettipalayam
National Highway 209 at Sathyamangalam
National Highway 67 at Mettupalayam