This inscription is found on the rocky surface close to the sluice. The inscription refers to the repair of the sluice by one Kulōtuṅga Chōḻa Kaṉakarājaṉ during the 47th regnal year of Kulōtuṅga-I corresponding to the year 1117 CE. He hails from Koṭṭaiyūr village of Kāṉanāḍu of Virutharājabhayaṅ...