A video, recorded during the night, showed the truck surrounded by blue boxesfilled with mangoes and scattered on the ground. Several firefighters couldbe seen working at the scene.
"Military firefighters responded to an incident that left 25 dead" about 155miles (250 kilometers) from the capital of Bahia state, Salvador.
Five people were also injured in the accident Sunday night, according toBrazilian press reports, which published images of the twisted fuselage ofthe truck.
The cause of the accident is still unknown. The bodies of the victims havebeen handed over to police for identification.
The mayor's office of Jacobina, a city close to the accident, declared threedays of official mourning on Monday and is preparing a "collective wake" forthe victims.
"The prefecture expresses its sincere condolences to the families and friendsof the victims in this moment of unprecedented sadness and pain," it said ina note posted on Instagram.
It is the latest crash involving a bus and multiple fatalities in Brazil.Last August seven fans of Sao Paulo-based Corinthians were killed on ahighway in the southeast of the country after attending a match of their teamagainst Cruzeiro in Belo Horizonte.
And at least 10 people were killed and two dozen injured in March 2022 when abus carrying a group of workers plunged off a highway in southern Brazil, reports BSS.