As a member of the executive council, C. P. laid the foundation of the Pykara Dam which was constructed between 1929 and 1932 at a cost of Rs. 67.5 million. He also started the construction of Mettur Dam over the Cauvery river. While the Pykara Hydro-electric project triggered the rapid industrialization of Coimbatore, the Mettur project was used to irrigate vast areas of Tanjore and Trichy districts. As the member in charge of ports, C. P. was also responsible for the improvement of Cochin, Visakhapatnam and Tuticorin ports.