Prakasam Barrage is built across the
and is located at the outskirts of Vijayawada
in Krishna District
. Prakasam Barrage is 1223.5 m long and was completed in the year 1957.
This modern regulator and road bridge stretches across the Krishna River and is named after the first Chief Minister of Andhra Pradesh, Sri Tanguturi Prakasam. Prakasam Barrage is one of the earliest irrigation projects of south India and the scheme has transformed Krishna delta into the granary of Andhra Pradesh.