Mullaiperiyar dam was constructed before 116 years back

Mullaiperiyar dam is the oldest dam in India.It was constructed in the colonial period under the supervision of engineer John Pennikick in the last decade of the 19th centuary.The dam was constructed with the mixture of surki.At the time of construction the engineer were mentioned that the age of the dam was 50 years,but now it reached 116 years.