The BR-316 is a Brazilian federal highway that connects the cities of Belém, in the state of Pará, and Maceió in Alagoas.

[1] It has a total length of 2,054 km.

[2][3] The section between Belém and Santa Maria do Pará is a designated part of the Belém–Brasília Highway.

[4] The highway passes through the driest area and one of the poorest in the country.

In Alagoas, however, there is the largest sugarcane production in the Northeast Region of Brazil.