Explanation:

Devaraya I, one of the notable rulers of the Vijayanagara Empire, was known for his administrative and military accomplishments. He recognized the importance of irrigation for agriculture and took significant steps in this direction. One of his major contributions was the construction of a dam across the Tungabhadra River. Furthermore, he also built an extensive canal-cum-aqueduct system to channel water from the river to the capital city, which played a pivotal role in enhancing the agricultural potential of the region and ensuring water supply to the city.