State Highway 156 (Tamil Nadu)
The Kodaikanal Ghat Road has been designated by the Tamil Nadu State Highway Department as SH-156. It begins at  on the Grand Southern Trunk Road (NH-45), about  west of Batlagundu and ends at Kodaikanal with a length of . The Road is tolled by the Kodaikanal Municipality. History 
The road was strengthened at a cost of  60 million in 2009. A retention wall was later built due to a landslide. The Road was used as an alternative when the Adukkam-Periakulam and Adukkam-Perumalmalai ghat roads were shut due to excessive damage. In 2010, the road was completely blocked after a major landslide occurred due to heavy rainfall. Accidents 
In 2011, four people were killed when a car plunged into a gorge. References 

State highways in Tamil Nadu
Toll roads in India